ViewSonic N3252w-1M Service Manual Download

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MT8202

MTK modify

PWM2VREF

A_DQ28

EST

A_RA3

GND

IO5

A_DQ13

DV18A

AN0

VGAHSYNC_1

F_D[0..7]

HDM

CLK

GND

TXD1

ADC_IN3

HDMIDE

GPIO16

SOY0

CVBS0

GND

HDM

RED+

IO3

HDM

HDMIODCK

GND

TESTP3

SB33A

HDMICEN

VI0

PB0

AVD

F_A

A_DQ14

VI2

F_D5

A_RA9

SB33B

25A

GND

HDMIHSYNC

VI9

A_RA4

GND

MPX1

ADC_IN4

VI1

EST

HDMISD3

VI10

UP3_5

SB18A

GND

TESTN4

LVDS_GND

XTALVDD

PWM0

VPLLVDD2

AUDIO_GND

F_A

GPIO11

GPIO7

A_DQ19

IOA1

URX

VFE_GND

PR0+

GND

CLK1+

F_D1

DACVDDA

A_DQ29

GND

AAD

VSS

VFE_GND1

A_RA8

GND

SDV25A

GND

SB33A

DV33A

INT0_1

A_RAS_1

IRRCVR1

ADC_IN2

GPIO17

VPLLVDD1

PB0+

ADC_IN0

GND

VI7

A_DQ24

LVDDB

LVDDC

TXD1

GPIO5

VI2

GND

AVD

AVICM

HDMIODCK

UP3_0

SY0

MPX2

A_WE_1

DACVDDB

AAD

VSS

TESTN3

VI14

EST

HDMIDE

VREF

GND

DCLK

A_BA[0..1]

EST

PLLVDD1

SY0

AP1

A_DQ31

F_A

F_A14

AP3

ADC_IN3

VI6

VBS0

BLUE-

F_A

DV18A

VI13

VI1

VI2

LVDS_GND

PLLVDD2

F_D3

F_A

A_BA1

ADCVDD

F_D6

DACFS

AP0

SDV25A

AOMCLK

GND

A_DQ20

GPIO12

GPIO8

VPLLVDD2

AP[0..3]

DV25A

A_RA7

DV33A

Y0-

PWM1

IO8

F_D0

AVIC

_GND

A_DQ16

LVDDC

LVDS_GND

PB0-

IOWR_1

A_DQ17

GND

EEN

ERO3_GPIO

ICE

DV18A

ADC_IN1

GPIO18

AVDD_VAD1

18A

IO9

LVDDB

F_A13

A_CLK

ADCVDD

33A

E+

UP3_1

GND

VI12

ADIN

IOSCL

A_DQ26

DV18A

IO2

GREEN-

DCV

VI8

D-

A_RA6

A_DQ15

REFP

MPX2

27MHZ

AVDD_VFE1

E-

SDV25A

VBS1

TXD

UTXD

GND

A_DQM[0..1]

A_RA2

GND

VI4

PWM2VREF

SCL1

A_DQ22

PLLVDD2

A_RAS_1

UP3_1

DV25A

PLLVDD3

A_CKE

AP2

F_A15

SDV25A

IO7

IOSDA

A_CLK

A_DQ27

A_DQ23

GPIO13

GPIO9

DACVDDC

F_A

33A

D+

URS

A_DQ18

F_D7

F_A16

HDMISD0

A_DQM1

27MHZ

A_DQS2

PWM1

T0_1

A_DQ25

F_D2

GND

ADC_IN0

DV25A

A_RA11

TESTP4

SB18A

A_DQS3

LVDS_GND

RXD1

AOBCLK

ADC_IN1

CLK1-

HDMILRCK

DCLK

A_RA0

HDM

AOSDATA2

A_CLK_1

ADC_IN2

AVD

VAD

AN1

REFN

RXD1

SYN

IOA0

GND

HDMIHSYNC

ADACVDD

AVSYN

GND

LVDS_GND

MPX1

IOCE_1

LVDS_GND

VI1

HDMICEN

DACFS

SDA1

A_CLK_1

F_A

EEN

CLK1-

AN[0..3]

HDM

RCK

A_DQ21

VI3

XTALI

A_DQS[0..3]

LVDS_GND

GPIO14

AOSDATA3

GND

PLLVDD1

AOSDATA1

AVD

VAD

VPLLVDD1

IO6

33A

GND

HDMISD1

HDM

LVDS_GND

ADC_IN4

HDMIBCLK

XTALO

GND

GPIO15

PLLVDD3

IOA[0..7]

SB18A

CLK1+

RXD

GPIO3

GPIO2

GND

DACVREF

TESTN4

LVDDA

DV25A

IO4

LVDS_GND

18A

A_CAS_1

F_OE_1

AN3

F_A

AN2

GND

3_4

A_WE_1

XTALVDD

LVDS_GND

PWM0

A_CAS_1

UP3_0

AOLRCK

RED-

VGASOG

A_DQ[0..31]

GND

A_RA1

GND

HDMIVSYNC

HDM

CLK

ASO

CVBS1

IOCE_1

VI15

VFE_GND

SC0

EST

GND

F_A

A_BA0

UDI

O_GND

A_RA10

TXD1

A_CKE

F_D4

25A

A_DQ30

GPIO10

HDMIMCLK

A_CS_1

LVDDA

VI11

IRRCV

A_CS_1

UP3_5

VI5

VI1

PR0-

AOSDATA0

VI[0..23]

GND

TESTP4

GND

HDMIVSYNC

AADCVSS

BLUE+

F_A[8..21]

LVDS_GND

HDMISD2

PB0

GND

LVDS_GND

INT0_1

UP3_4

18A

GND

AVDD_VAD0

VGAVSYNC_1

VI2

F_OE_1

TXD

AVDD_VFE0

GREEN+

F_A17

GPIO4

URST_1

A_RA[0..11]

VI16

A_RA5

AADCVDD

Y0+

RXD1

GPIO6

RXD

URXD

ERO3_GPIO

AOSDATA5

VIDEO_OUT

CCI

R_GP

CCIR_GPIO_D

EST

SDA0

SCL0

XTALI

XTALO

LVDS_GND

UD_CT

AUD_CTRL

TESTN3

HDMIVSYNC

10,11

HDMIHSYNC

10,11

IOSDA

F_A[8..21]

VPLLVDD2

BLUE+

HDMIBCLK

10,11

GPIO10

A_CKE

AOSDATA0

VGAVSYNC_1

TESTP3

CVBS1

GPIO15

HDMISD3

RXD1

VPLLVDD1

SDA1

HDMIMCLK

10,11

GPIO9

VGAHSYNC_1

A_RA[0..11]

TESTN4

CLK1-

F_OE_1

HDMISD2

RED-

AOLRCK

21,22

SOY0

GPIO8

MPX1

TESTP4

LVDDB

HDMISD1

URST_1

PLLVDD2

GREEN-

A_BA[0..1]

PR0+

GPIO7

Y0-

MPX2

F_D[0..7]

27MHZ

LVDDC

AUDIO_GND

5,8,19,22

GPIO14

ADIN

AVDD_VAD0

GPIO4

PR0-

GPIO3

A_CLK_1

VI[0..23]

10,11

SDV25A

ADC_IN0

TXD

VGASOG

A_WE_1

PLLVDD1

Y0+

GPIO2

DACFS

PWM2VREF

DV25A

AOMCLK

21,22

ADC_IN3

LVDS_GND

2,5,25

AOSDATA2

XTALVDD

ADCVDD

UP3_5

A_DQM[0..1]

PB0+

AVICM

RXD

GPIO18

RED+

A_CLK

ADC_IN2

VFE_GND

2,5,8,19

CLK1+

ADACVDD

GPIO13

PB0-

SC0

IRRCVR1

AOSDATA3

GPIO17

INT0_1

ADC_IN4

GPIO12

A_RAS_1

AVDD_VFE0

AOBCLK

21,22

IOWR_1

REFN

BLUE-

A_DQS[0..3]

ADC_IN1

AN[0..3]

AVDD_VFE1

AADCVDD

LVDDA

VREF

A_CAS_1

REFP

UP3_4

IOA[0..7]

HDMICEN

PWM1

A_DQ[0..31]

HDMIDE

10,11

AVDD_VAD1

IOSCL

IOCE_1

HDMISD0

10,11

GREEN+

VFE_GND1

2,5,8,19

UP3_1

AOSDATA1

PWM0

GPIO16

AP[0..3]

HDMIODCK

10,11

CVBS0

PLLVDD3

TXD1

HDMILRCK

10,11

GPIO11

SCL1

AADCVSS

5,8,19,22

UP3_0

A_CS_1

SY0

ERO3_GPIO

AOSDATA5

VIDEO_OUT

CCIR_GPIO_D

SDA0

SCL0

AUD_CTRL

SB33B

SB18A

DV33A

SB33B

SB33B

DV18A

SB33B

SB33A

TP14

TP34

TP07

TP38

TP11

TP20

R118
10K

TP31

TP16

R114

820K

TP36

TP28

TP08

R116
(NC)10K

TP09

X100

27MHz

TP17

R119
10K

TP18

TP01

TP27

TP13

TP03

C136
33P

TP02

TP33

TP19

R117
1K

TP15

TP10

MT8202
SOCKET

I106

MT8202

BGA388/SOCKET

B6
A6
C6
D6
C3
C2
C4

C10

D12

B16

A10

A14

R13

AF10

AC11

AD11

AC12

AE11

AF11

AF12

AE10

AC7

N12

L12

AA1

D18

A18

D20

A21

AE13

C18

T26

C20
B20

A23

C11

AC16
AC15
AD16

AC14

AD15

AF16

T14

AE15
AD14

AE14

B13

D16

C16

A17

C17

C12

A13

A15

D13

A22
A20

C19

D19

R14
AF14
AF13

AD13

T13

B22

AD17
AC17

AF17

AC13

AE17

AE12

AE1

AA2

AE5
AF4
AE4

R12

AE3

T25

AC8

AF7

AF6

R11
AF5

AB3

AB2

AB1

AE8
AD8

AA4

AF9

AF8

AD9

T11

N11

AD7

AC18

C21

B21

A19
D21

B19

B18

B14

B12

B17

A12

D10

D11

D14

D15

B15

L11

C14

B10

B11

D17

C15

AD12

AC9

AE16

AF15

AD10

AE9

AC10

AE2

T12

AB4

A16

A11

AC6

AE7

AE6

AD6

AD4

AD18

AE18

AF18

AF19

AD19

AC19

AF20

AE20

AD20

AD21

AF21

AE19

AE21

AF22
AC21

AC22

AE22

AD22

R15

AF23

T15

AE23

AD23

AF24

AE24

AD24

AF25

AE2

AB2

AA2

AB2

T16

W23

R16

W26

W25

W24

U23

U24

N24

U25

U26

T24

R25

R26

R23

R24

N25

N26

L24

L25

L26

L23

G26

G25

F26

F25

H23

G23

G24

D25

D26

F24

F23

C26

D24

C25

C24

D23

C23

D22

C22

C13

AB2

P13
N16
N15
N14
N13
M16

P16
P15
P14

A1
C5

J3
J4

H24

H25

H26

N23

AA3

L16

L13

L14

L15

J24
K24
T23

A5P/EBO1

DD18

WR#

VSYNCO
HSYNCO
DE/GPIO
VCLK/GPIO
A17
IOA0
AD7

A6P/EBO3

A7N/EBO6

VREF

A2P/EGO1

A4P/EGO7

DVDD33A

LVSSC

DVSS25

RA8

RA7

RA6

DQ16

RA5

RA4

DQ19

RA9

DVDD25_CLK

RD#

3_4

VSS1

PIO

VSS3

PIO

/AO

IO3

PIO

/AO

PIO

IO4

DD18

IO7

IO9

IO8

DVSS18

GHA

VSS1

A16

DD33A

DVDD18A

IOA1

IOOE#

AD3

HIGHA6

GHA

IOCS#

AD0

HIGHA7

AD2

AD4

AD5

AD1

ADCVDD

ADIN4/GPIO

XTALI

DQ22

PWM2VREF

ADIN3/GPIO
ADIN2/GPIO

PLLVSS3

CK2P/EBO5

DQ29

DVDD25OPT

DQ28

DVDD25OPT

DQ26

DVSS25

DQ25
DQ24

DQM1

A0P/ERO5

A1P/ERO7

LVDDC

DACVDDB

DACVDDA

DACVSSB

A7P/EBO7

VPLLVDD2

TP4

A5N/EBO0

A1N/ERO6

LVDDA

XTALVDD
XTALO

ADIN1/GPIO

DACVSSA

DVSS18

DQS2
DQ23

DQ21

DVSS25

ERO3/GPIO

DVDD18A

A0N/ERO4

PLLVSS2

GPIO/PWM0

DVDD33I

DQ30

DQ20

DQ31

DQ18

DQ4

DQ7

DD25

DQS

DQ8

RWE#

DQ15
DQ14

DQ12

VSS1

DQ11

DQ10

VSS1

DVDD18

RA10

RCS#

DVSS25

CAS#

DQ2

DQ1

DQ0

RA1
RA0

DD33

RCLKB

RA2

RA3

DVSS25

VSS2

BA0

GPIO/PWM1

PLLVDD2

PLLVDD3

XTALVSS
ADCVSS

ADIN0/GPIO

SVM

LVSSB

A3N/EGO4

A3P/EGO5

A6N/EBO2

CK2N/EBO4

VPLLVSS

VPLLVDD1

TN4

DQ5

DVSS33

LVSSA

A2N/EGO0

CK1N/EGO2

DACVSSC

DACVDDC

GHA

AD6

DQ17

DVDD18

DQ27

DQS3

RA11

RCLK

CKE

DQ9

DQS

DD25

IO2

PIO

ERO2/UP3_5

HIGHA5

DVSS18

DQ3

CK1P/EGO3

DVDD25

BA1

RAS#

ERO1/UP3_1

GHA

LRCK

DQM

DQ6

VSS2

PIO

DVDD25

DQ13

OUT_27MHZ/GPIO

DE_SOG/GPIO

CEN_DVI/GPIO

VSYNC_DVI

HSYNC_DVI

DE_DVI

VI0

VI1

VI2

VI5

VI3

VCLK_DVI

VI4

VI7
VI6

DVDD18

VI8

VI9

DVSS33I

VI10

DVSS18

VI11

VI12

VI13

VI14

VI15

VI16

VI1

DD33

VI2

DD18

VI2

HDM

CLK

/GP

HDM

CLK

/GP

HDM

RCK

HDM

D0/

HDM

D1/

HDM

D2/

HDM

D3/

VSS3

CCI

R_V

CCI

R_V

CCI

R_V

CCI

R_V

CCI

R_V

VSS1

CCI

R_V

CCI

R_V

CCI

R_V

CCI

R_V

SYN

VSYN

AVSS_

AVD

AVSS_

VAD

PB0

PB1

AVD

VAD

SY1

SY0

AVSS_

VAD

VBS1

VBS0

AVD

VBS3

VBS2

AVD

VAD

DCV

SIF

AAD

VSS

/AO

AVIC

/AO

VSS

PLLVDD1

LVDDB

ERO0/UP3_0

VSS1

A4N/EGO6

DGND/BALL
DGND/BALL
DGND/BALL
DGND/BALL
DGND/BALL
DGND/BALL

DGND/BALL
DGND/BALL
DGND/BALL

NC BALL
NC BALL
NC BALL
NC BALL

AAD

VSS

NC BALL

DGND/

GHA

DGND/

NC BALL
NC BALL
NC BALL

NC BALL

TP29

TP22

C135
33P

TP04

TP30

TP25

TP12

TP21

TP05

TP26

TP24

TP32

TP23

TP06

TP37

R115
10K

TP35

ViewSonic Corporation

Confidential - Do Not Copy

N3252w-1M

Summary of Contents for N3252w-1M

Page 1: ...Service Manual ViewSonic N3252w 1M Model No VS11335 1M 32 LCD TV N3252w 1M_SM Rev 1b_Aug 2008 ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583 ...

Page 2: ...rchantability or fitness for any particular purpose Further ViewSonic reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation of ViewSonic to notify any person of such revision or changes Trademarks Optiquest is a registered trademark of ViewSonic Corporation ViewSonic is a registered trademark of ViewSonic Corporation All other...

Page 3: ...cuit Description 24 5 Adjustment Procedure 28 6 Trouble Shooting Flow Chart 59 7 Block Diagram 63 8 Schematic Diagrams 64 9 PCB Layout Diagrams 92 10 Exploded Diagram And Exploded Parts List 98 11 Recommend Spare Parts List 101 2 Specification 4 ViewSonic Corporation Confidential Do Not Copy N3252w 1M ii ...

Page 4: ...ting from input connector 3 Wipe off water drop immediately Long contact with water may cause discoloration or spots 4 When the panel surface is soiled wipe it with absorbent cotton or other soft cloth 5 Since the panel is made of glass it may break or crack if dropped or bumped on hard surface 6 Since CMOS LSI is used in this module take care of static electricity and insure human earth when hand...

Page 5: ...hods Correct Methods Incorrect Methods Only touch the metal frame of the LCD panel or the front cover of the monitor Do not touch the surface of the polarizer Surface of the LCD panel is pressed by fingers and that may cause Mura Take out the monitor with cushions Taking out the monitor by grasping the LCD panel That may cause Mura ViewSonic Corporation Confidential Do Not Copy N3252w 1M 2 ...

Page 6: ...Place the monitor on a clean and soft foam pad Placing the monitor on foreign objects That could scratch the surface of the panel or cause Mura ViewSonic Corporation Confidential Do Not Copy N3252w 1M 3 ...

Page 7: ... Sag or Smearing artifacts when driven by the specified video cards see 7 1 General Test Equipment in the primary mode VGA at 60 Hz and after user adjustment b No image drift or lose fine tune settings due to panel temperature change Note Panel performance characteristics MUST BE met in all display modes inputs at standard test conditions 1 RF Tuner RF tuner of this product shall be provided by Ph...

Page 8: ... product The audio signals of this product shall comply with the specification listed in the following table Parameter Specification Phone Jack out Tuner Input Base band Input Speaker Power Output Max Rating 10 W x 2 at 10 T H D Distortion 10W x 2 at 10 T H D Distortion Speaker Impedance main spk 3 Ω 3 Ω Treble spk 5 2 Ω main spk 3 Ω 3 Ω Treble spk 5 2 Ω Line In Per Tuner Spec 500 mV rms Typ 1 6 V...

Page 9: ...version of V P01 Any changes revisions afterward shall also be pre approved by ViewSonic in written For VS11257 1M VS11335 1M its firmware shall have a built in frequency table for NTSC ATSC off air TV CATV Closed Caption and with MTS implementation All audio video and other output adjustments shall be performed by using an On Screen Display OSD via a Remote Control Unit RCU adjustments The follow...

Page 10: ...ide Adjust image size on Full Wide1 Wide2 Wide3 4 3 16 9 No scale Normal Enter Confirm the selection PIP POP Toggle to select PIP or POP function P Pos Adjust picture position of sub source during in PIP P size Adjust image size of sub source during in PIP Swap Switch between main screen and sub screen during in PIP or POP P input Sub source selection during in PIP or POP C C Displaying captions d...

Page 11: ...s Bird Logo Recess Artwork shall be provided and confirmed by ViewSonic Rear Label A label identifying the product name model serial number and FCC ID Logo shall be placed into the rear label recess located on the rear panel of the chassis Wall Mount 400mmx200mm VESA high hole n 6 pattren 6mm 1 0 pitch x 10mm long screw mounting kit not imcluded Figure 7 Sample Sample of textured color chips plast...

Page 12: ... or select a control while in OSD menu ENTER To highlight a control in OSD menu Power ON OFF button Power LED Indicator Remote Control Receiver 1 3 2 4 5 6 7 8 Note 1 Press VOL and MENU buttons at the same time to lock power button and press VOL and MENU buttons again to unlock it 2 Press VOL and VOL buttons at the same time to lock OSD menu and press VOL and VOL buttons again to unlock it Manufac...

Page 13: ...device Composite Video input Connect this port to the composite video output of A V device Audio output Connect this port to your A V device with audio in RCA connectors or to audio ampliﬁer PC Audio input Connect this port to PC line out jack VGA signal input Connect this port to the VGA output of your PC HDMI Input Terminal Connect this port to the HDMI output of A V device SPDIF Optical output ...

Page 14: ...Remote Control ViewSonic Corporation Confidential Do Not Copy N3252w 1M 11 ...

Page 15: ... 15 C C Displaying captions during closed caption source and closed caption mode select 16 P SIZE Adjust sub screen window size 17 MUTE Volume mute ON OFF 18 TV DTV Swap between TV DTV Swap to TV when in other source 19 PICTURE Select picture modes 20 RETURN Return to previous channel 21 CH and CH Adjust Channel UP DOWN 22 FAV CH Select from preset Favorite Channels 23 MENU On Screen Display OSD m...

Page 16: ...st be set to the User mode Select through the Picture button on the remote control Audio Menu To set the audio quality and status Audio Menu is active in all but the VGA input source Bass To adjust bass Treble To adjust the treble Balance To adjust left and right audio balance Surround To enjoy a concert hall effect select On when stereo is playing Audio Out To control sound output ON OFF from the...

Page 17: ...pointed or select Add to restore the channel appointed Channel Edit Press ENTER to edit a name for the channel appointed Use to select the letters you want and use BackSpace key to delete backwards Move the cursor to OK and then press ENTER to complete and save the channel name To cancel editing choose Cancel or exit without pressing OK Setup Menu To set up OSD window Setup Menu is active in all i...

Page 18: ... password again press OK to conﬁrm or Cancel to exit Note Please make sure you remember your new password after changing because you cannot recall the default setting of the password by any selection Clear All To clear all the locks set before press ENTER Press MENU to return to the previous page Color Temperature To select the color temperature from Warm Cold Normal or User If you select User you...

Page 19: ...sh Time Zone To select Time Zones SPDIF Type To select the type of audio transfer ﬁle format Auto Scan Press ENTER to start scanning DTV channels automatically Press MENU at any time to cancel Auto Scan Manual Scan To scan the DTV channels manually Press ENTER and select Scan Mode with ViewSonic Corporation Confidential Do Not Copy N3252w 1M 16 ...

Page 20: ... Mode use and number buttons to set the scanning range Press ENTER to start scanning and press MENU at anytime to cancel scanning Channel Skip To skip channels when viewing channels with CH and Press ENTER and then use ENTER to check uncheck the channel you want to skip ViewSonic Corporation Confidential Do Not Copy N3252w 1M 17 ...

Page 21: ...from As Broadcaster or Custom When Custom is selected use to select the desired controls to adjust detailed settings Font Size To select a font size from Large Small or Medium Font Color To select a font color from Black White Green Blue Red Cyan Yellow or Magenta Font Opacity To select font opacity from Solid Translucent or Transparent Background Color To select background color Background Opacit...

Page 22: ...he picture V Chip Menu V Chip is transmitted from TV station to help parents monitor what their children watch According to the pre set of factory viewers can see all of the channels However setting V Chip can block the appointed channels To set up V CHIP function Press V CHIP button enter the password press ENTER and the following screen will be displayed Note The factory default of the password ...

Page 23: ...owing Use ENTER button to block or unblock the ratings and use MENU to exit TV Y All children TV PG Parental guidance suggested TV Y7 Directed to older children this program is designed for children age 7 and above TV 14 Parents strongly cautioned this program contains some material that is unsuitable for children under 14 years of age TV G General audience TV MA Mature audience only G General aud...

Page 24: ...ock or unblock the ratings and use MENU to exit Block MPAA Unrated To block unrated movies Block TV None Rating To block unrated TV programs Notes Initial password 0000 If you forget your initial password you can press 8866 to resume CE_E Exempt CE_PG Parental guidance CE_C Children CE_14 Viewers 14 years and older CE_C8 Children eight years and older CE_18 Adult programming CE_G General programmi...

Page 25: ... 2 Use to select the sub input source and press ENTER to conﬁrm Note To select the input source for main screen press INPUT button SWAP Press SWAP to exchange main screen to sub screen including video and sound The function is available both in PIP and POP PIP Screen POP Screen Main Screen Available Sub Screen Input Source TV DTV HDMI YPbPr VGA DTV TV YPbPr AV S Video VGA HDMI TV YPbPr AV S Video ...

Page 26: ...een The function only acts on PIP Note that the screen indexed with the pink frame is the screen you select to set up Use to move the index between the main screen and the sub screen ViewSonic Corporation Confidential Do Not Copy N3252w 1M 23 MENU Lock Un lock Pressing Vol and Vol from Front Panel Keys POWER Lock Un lock Pressing Vol and MENU from Front Panel Keys ...

Page 27: ...l and analog video ports and route them into Main and PIP data path B 3D comb filter Video Decoder Deinterlacer and Scaling controller MT8202 includes 3D comb filter TV decoder to retrieve the best image from popular composite signals Embedded HDTV VGA decoders let the high bandwidth input signals perfectly reproduced 24 16 8 bits digital port may accept all kinds of external digital input video s...

Page 28: ...respectively The control voltages are converted to analog signals through the on chip 1 bit sigma delta D A converters plus the off chip R C low pass filters The automatic gain control keeps the received power level at a desired level and maximizes the received SNR The MT5351AG is a DTV Backend Decoder SOC which support flexible transport demux HD MPEG 2 video decoder JPEG decoder MPEG1 2 MP3 AC3 ...

Page 29: ...ess MT8293 HDCP related register HDMI Transmitter will pull high HDMI_PLUG_POWER pin 18 in connector when the cable is connected LCD Controller will pull high HDMI_HPD pin 19 in connector to info the HDMI transmitter that the receiver is ready The HDMI transmitter sends the video audio to MT8293 via 3 Data TMDS pairs 1 CLOCK TMDS pairs Digital video signals are directly output from the MT5351AG an...

Page 30: ...D12250 converts stereo single ended analog input signals into 24 bit I2S digital audio data through on chip anti aliasing filter multi bit Σ Δ modulator decimation filter and high pass filter which removes dc offsets External analog audio signal such as AV S video etc is directly fed into AD12250 via a audio switch and converted to I2S digital audio data Digital audio such as HDMI and DTV have dec...

Page 31: ...tern 1 4 1 EEPROM INIT A Timing 1366 768 60Hz B Pattern 16 12 pane C Press POWER and ENTER at the same time then go into the FACTORY MODE Fig 1 fig 2 D Figure 1 Select EEPROM INITIAL and press ENTER The act of EEPROM INITIAL is completed when EEPROM INIT disappeared 1 4 2 COLOR TEMPERATURE ADJUSTING PC MODE A Timing 1360 768 60Hz B Pattern 16 grey scale C LCD TV should be run in and warmed up for ...

Page 32: ...each MODE We can t switch over to the next MODE until AUTO ADJUST disappears 1 4 5 HDMI MODE FUNCTION TEST A DVI MODE Depend on the TIMING of TIMING TABLE TABLE 3 to check MODE in order B HDMI MODE make sure the 480i 480p 720p 1080i TIMING is right 1 4 6 OSD FUNCTION TEST A Time 1360x768 60Hz B Pattern 16 12 pane C Make sure that Each FUNCTION has one right action 1 4 7 DTV FUNCTION TEST A Select ...

Page 33: ...ST Under PC MODE input PC AUDIO signal determines whether the action of INT SPEAKER output is right Meets earphone with the EARPHONE Determined whether the action of EARPHONE output is normal 1 4 11 All Modes Reset After final QC step we must to erase all saved changes again and restore the factory defaults You should do All Mode Reset again Turn off the LCD TV by pressing Power button ViewSonic C...

Page 34: ...5 589 75 595 75 601 75 607 75 613 75 619 75 625 75 631 75 637 75 643 75 101 00 107 00 113 00 123 00 129 00 221 00 227 00 233 00 239 00 245 00 251 00 257 00 517 00 523 00 529 00 535 00 541 00 547 00 553 00 559 00 565 00 571 00 577 00 583 00 589 00 595 00 601 00 607 00 613 00 619 00 625 00 631 00 637 00 643 00 649 00 655 00 661 00 667 00 673 00 679 00 685 00 43 44 45 46 47 48 49 50 51 52 53 54 55 56...

Page 35: ...7 00 263 00 269 00 275 00 281 00 287 00 293 00 299 00 305 00 311 00 317 00 323 00 329 00 335 00 341 00 347 00 353 00 359 00 365 00 371 00 377 00 383 00 389 00 395 00 JJ KK LL MM NN OO PP QQ RR SS TT UU VV WW AAA BBB CCC DDD EEE 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 354 360 360 366 366 372 3...

Page 36: ... to noise ratio is under LEVEL 60dBu regards as normally PRODUCTS OUTPUT CHECK ITEM A The same as CENTRALISM TRANSMITTING SIGNAL CHECK CONTENT B saturation TEST inputs the TV signal the input signal LEVEL establishment most greatly is 90dBu check whether CONTRAST of the image is normal Whether appears the disturbance phenomenon C AFT CHECK 1 The frequency of the input TV signal is 211 25MHz CH13 a...

Page 37: ... Width 0 064ms 0 080ms 0 106ms 0 064ms V Border 0 254ms 0 000ms 0 000ms 0 000ms H V Sync Interlace No No No No ITEM 5 6 7 8 TIMING 1024 768 60HZ 1024 768 75HZ 1280 720 60HZ 1280 768 60HZ Pixel Rate 65 000MHZ 78 750MHZ 74 250MHZ 65 000MHZ H TOTAL 20 677us 16 660us 22 222us 20 677us H DISPLAY 15 754us 13 003us 17 239us 15 754us H B Porch 2 462us 2 235us 2 936us 2 462us H Width 2 092us 1 219us 1 007u...

Page 38: ... 959us 15 630us H DISPLAY 15 906us 11 852us H B Porch 2 994us 2 296us H Width 1 310us 1 037us H Border 0 000us 0 000us V TOTAL 16 662ms 16 661ms V DISPLAY 16 097ms 16 005ms V B Porch 0 377ms 0 594ms Vs Width 0 126ms 0 047ms V Border 0 00ms 0 00ms H V Sync Interlace No No ViewSonic Corporation Confidential Do Not Copy N3252w 1M 35 ...

Page 39: ...t conform to the LCD TV you have to do the DDC key in 2 1 Equipment Needed N3252W LCD TV DDC Card PC RS 232 cable Barcode Reader VGA Cable N3252W LCD TV DDC Card PC RS 232 Cable VGA Cable Barcode Reader 2 2 Setup Procedure 2 2 1 Connect VGA Card and DDC Card with RS 232 cable ViewSonic Corporation Confidential Do Not Copy N3252w 1M 36 ...

Page 40: ...t 2 2 3 Connect DDC Card and N3252W LCD TV with VGA Cable when key in DVI DDC information use VGA transform to DVI port 2 2 4 Connect Power Cord to N3252W LCD TV 2 3 DDC Key In Procedure 2 3 1 Run DDC exe ViewSonic Corporation Confidential Do Not Copy N3252w 1M 37 ...

Page 41: ...2 3 2 Choose model number then 2 3 3 Press ENTER key ViewSonic Corporation Confidential Do Not Copy N3252w 1M 38 ...

Page 42: ...2 3 4 Press F4 key 2 3 5 Input barcode ViewSonic Corporation Confidential Do Not Copy N3252w 1M 39 ...

Page 43: ...2 3 6 Press ENTER key then the successful picture is as follows DDC DOWNLOED OK 2 3 7Exit program ViewSonic Corporation Confidential Do Not Copy N3252w 1M 40 ...

Page 44: ...ed N3252W LCD TV PC RS 232 cable Barcode Reader HDMI Cable N3252W LCD TV PC RS 232 Cable HDMI Cable Barcode Reader 3 2 Setup Procedure 3 2 1Connect HDMI Card and DDC Card with RS 232 cable ViewSonic Corporation Confidential Do Not Copy N3252w 1M 41 ...

Page 45: ...th keyboard and PC keyboard port 3 2 3 Connect DDC Card and N3252W LCD TV with HDMI Cable 3 2 4 Connect Power Cord to N3252W LCD TV 3 3 DDC Key In Procedure 3 3 1 Run DDC exe ViewSonic Corporation Confidential Do Not Copy N3252w 1M 42 ...

Page 46: ...3 3 2 Choose model number then 3 3 3 Press ENTER key ViewSonic Corporation Confidential Do Not Copy N3252w 1M 43 ...

Page 47: ...3 3 4 Input barcode 3 3 5 Press ENTER key then the successful picture is as follows DDC DOWNLOED OK 3 3 6 Exit program ViewSonic Corporation Confidential Do Not Copy N3252w 1M 44 ...

Page 48: ...gram execution N3252W ISP FIXTURE PC 4 2 Installing the USB device driver The USB driver will be upgraded if necessary PL 2303 Driver Installer exe 4 3 Insert the USB to RS232 Download Board to PC s USB port Then you can found the USB Device detected and follow Windows comments to finish the Driver install 4 4 Execute the Mtktool to start download the file The Mtktool program will be upgraded if n...

Page 49: ...4 5 2 Select COM port Depends on the COM port assigned in System Device Manager Refer below right 4 5 3 Select Baud Rate 115200x 8 Suggestion ViewSonic Corporation Confidential Do Not Copy N3252w 1M 46 ...

Page 50: ...4 5 4 Enable the USB Bridge 4 5 5 Browsing the File to download ViewSonic Corporation Confidential Do Not Copy N3252w 1M 47 ...

Page 51: ...n your platform and Mtktool 2 You can slow down the baud rate if some Flash memory can not works properly in high speed download 3 Please call the Media Tek contact window if any problem found like unsupported Flash Type or fail to download ViewSonic Corporation Confidential Do Not Copy N3252w 1M 48 ...

Page 52: ...the cushions on the LCD TV Figure 3 1 4 Place the LCD TV into the carton and then Put the other cushions on the LCD TV put all the accessories into the carton At last close the carton and seal it with tape Figure 4 Figure 4 Figure 3 Figure 1 Figure 2 1 Power Cord 2 VGA Cable 3 RF Cable 4 RCA Cable 5 User s Guide 6 Remote contrl 7 Guarant Card 8 Battery ViewSonic Corporation Confidential Do Not Cop...

Page 53: ... QSG 1 9 A 00005362 2427130046P AC POWER CORD 1 10 CB 00003425 Cable RCA 3P Y R W 2562 26 1 8M BLK Active 2427701893P RCA CABLE 1 11 N A N A N A 2427740321P RF CABLE 1 12 A VC 0101 0386 Video Cable Cable D15 D15 20276 3 6 1 83M Black Active 2427501187P VGA CABLE 1 13 P 00004497 Box Carton 360X220X50mm WXDXH Box B Active 2011100017P CARTON BOX 1 14 P 00006595 Craft Box N3252w Active 2011132536P CAR...

Page 54: ...e 1 Disassembly of Stand and Dust Cover from LCD TV 1 1 Unscrew 4 screws that secure Stand Unit and detach Dust Cover from the LCD TV Stand Dust Cover Dust Cover ViewSonic Corporation Confidential Do Not Copy N3252w 1M 51 ...

Page 55: ...6 screws to remove Rear Cover 3 Disassembly of Main Board Power Board IR Board Speaker Front Cover and Panel Unit 3 1 Unscrew 14 screws to remove Shield Plate Rear Cover Shield Plate ViewSonic Corporation Confidential Do Not Copy N3252w 1M 52 ...

Page 56: ...3 2 Unscrew 9 screws to remove Dust Cover and METAL FITTG METAL FITTG I O Down METAL FITTG I O Side DUST COVER ViewSonic Corporation Confidential Do Not Copy N3252w 1M 53 ...

Page 57: ...rew 5 screws and disconnect the wires to remove Main Board 3 4 Unscrew 4 screws and disconnect the wires to remove Power Board Power Board Main Board ViewSonic Corporation Confidential Do Not Copy N3252w 1M 54 ...

Page 58: ...3 5 Unscrew 3 screws and disconnect the wires to remove KeyPad Board 3 6 Detach Speaker from the LCD TV Speaker ViewSonic Corporation Confidential Do Not Copy N3252w 1M 55 ...

Page 59: ...3 7 Unscrew 8 screws to remove Bracket Fix BRACKET FIX 3 8 Unscrew 4 screws to remove IR Board IR Board ViewSonic Corporation Confidential Do Not Copy N3252w 1M 56 ...

Page 60: ...ws to remove Front Cover 3 10 Lay Panel Unit facedown and unscrew 8 screws on its right left up and down sides to remove Panel Bracket Front Cover Panel Bracket ViewSonic Corporation Confidential Do Not Copy N3252w 1M 57 ...

Page 61: ...3 11 Unscrew 8 screws to remove Bracket and Panel Unit Panel Unit ViewSonic Corporation Confidential Do Not Copy N3252w 1M 58 ...

Page 62: ...EO YPbPr No Check I106 has I2S signal output to I145 No Yes Yes Check I135 is defective Replace I135 Yes Check I136 is defective Replace I136 Yes Check Pin37 of I145 is high Check Earphone circuit Yes Check I145 is defective Replace I145 Yes Check Speaker Wire No Replace I106 No Yes No Yes No ViewSonic Corporation Confidential Do Not Copy N3252w 1M 59 ...

Page 63: ...es Yes Replace I106 I107 START Check X100 is OK Replace I101 Replace I102 No No No Replace IR Board Replace x100 No No Check Wire Connection on power board is OK Replace Power Board Connect the wire Yes No Yes Check IR Board ViewSonic Corporation Confidential Do Not Copy N3252w 1M 60 ...

Page 64: ...70 C331 is OK Replace L215 R501 R170 or C331 No Check I106 has output signal at Pin11 16 and Pin19 22 of P114 Replace I106 No Check the LVDS wire from P114 to panel is OK Replace LVDS Wire No Check inverter wire from power board to panel is OK Replace Inverter Wire No Replace Panel Check L226 R203 C335 is OK AV Replace L226 R203 or C335 No No Yes Yes Yes Yes Yes No Yes Yes Yes ViewSonic Corporatio...

Page 65: ...t RP32 RP41 Replace I127 No No Yes Yes Yes Yes Yes Check 27MHz is on Pin4 of I115 Check I106 No Check I114 is defective Replace I114 Yes Check I115 has output signal at RP25 RP30 Replace I115 Yes No Yes Yes No Check I106 has output signal at Pin11 16 and Pin19 22 of P114 Replace I106 No Check the LVDS wire from P114 to panel is OK Replace LVDS Wire No Check inverter wire from power board to panel ...

Page 66: ... CVBS S Video2 YPbPr AV SV Audio RCAx2 PC DVI Audio mini jack YPbPr Audio RCAx2 DDR SDRAM Flash PC D Sub HDMI Connector MT5111 Demod NTSC Tuner ATSC RF Tuner MT5351 Mpeg decoder DDR SDRAM Speaker Flash DDR SDRAM DDR SDRAM SPDIF Optical HDCP EEPROM ViewSonic Corporation Confidential Do Not Copy N3252w 1M 63 ...

Page 67: ... 8 7 6 1 E B C SOT 23 Q102 MMBT3904 1 3 2 R105 NC 47K R103 4 7K C104 1U P100 CON_ 2 5mm_12 1 2 3 4 5 6 7 8 9 10 11 12 R102 10K L234 R201 0805 R514 100K R104 47K C105 1000U 16V LowESR C100 0 1U C107 0 1U L218 R201 0805 R110 4 7K H101 HOLE GND 2 3 4 5 9 8 7 6 1 2 3 4 5 9 8 7 6 1 I100 AP9435M 1 8 2 7 3 6 4 5 S D S D S D G D E B CSOT 23 Q103 MMBT3904 1 3 2 R111 1K E B C SOT 23 Q101 MMBT3904 1 3 2 R108...

Page 68: ...N I102 AZ1117 adj 3 2 1 4 C121 100U 16V C116 0 1U L109 R121 0805 I101 AP1510 1 8 2 7 3 6 4 5 FB VSS EN VSS OCSET Output VCC Output R515 3 9K R517 3 65K 1 ADJ OUT IN I104 AIC117 1 8V SOT223 3 2 1 4 R528 60 4 1 C108 47U 16V C127 0 1U C134 0 1U C129 0 1U D152 SR54 1 2 C118 100U 16V C122 220U 16V L104 R121 0603 C782 0 1U C0603 C126 0 1U C115 100U 16V R527 110 1 L108 R60 0603 C781 0 1U C0603 C131 100U ...

Page 69: ...O11 24 SCL1 11 AADCVSS 5 8 19 22 UP3_0 24 A_CS_1 4 SY0 8 ERO3_GPIO 21 AOSDATA5 22 VIDEO_OUT 22 CCIR_GPIO_D 10 SDA0 11 SCL0 11 AUD_CTRL 11 SB33B SB18A DV33A SB33B SB33B DV18A SB33B SB33A TP14 TP34 TP07 TP38 TP11 TP20 R118 10K TP31 TP16 R114 820K TP36 TP28 TP08 R116 NC 10K TP09 X100 27MHz TP17 R119 10K TP18 TP01 TP27 TP13 TP03 C136 33P TP02 TP33 TP19 R117 1K TP15 TP10 MT8202 SOCKET I106 MT8202 BGA38...

Page 70: ...2 3 25 TESTP3 3 ADACVDD 3 ADCVDD 3 LVDDB 3 REFP 3 PLLVDD3 3 TESTP4 3 AADCVDD 3 TESTN3 3 GNDA 3 8 19 22 LVDDA 3 REFN 3 PLLVDD1 3 AVDD_VAD0 3 DACFS 3 AVDD_VAD1 3 AV33A AV33A ASB33A ADCV33A ADCV18A ASB18A ASB18A ADCV33A ADCV33A AV18A C284 4 7U L120 R60 0603 C265 1U R148 820 C251 10U 10V C0805 C262 4 7U C246 4 7U C224 0 1U C241 0 1U C0603 C233 0 1U C0603 L115 R60 0603 L122 R60 0603 C260 4 7U C275 1U C...

Page 71: ... 1U C150 0 1U C145 0 1U RP18 47x4 1 2 3 4 5 6 7 8 C170 3300P R144 75 C180 0 1U C199 0 1U C0603 R123 22 C184 0 1U C137 0 1U C151 0 1U C188 0 1U I107 29LV160 25 24 23 22 21 20 19 18 8 9 28 47 16 29 31 33 35 7 26 38 40 42 44 30 32 10 36 39 41 43 45 37 27 11 15 34 46 6 4 5 3 2 1 48 17 13 12 14 A0 A1 A2 A3 A4 A5 A6 A7 A8 A19 OE BYTE A18 D0 D1 D2 D3 A9 CE D4 D5 D6 D7 D8 D9 A20 D11 D12 D13 D14 D15 VCC GN...

Page 72: ...0603 C288 3300P C0603 C301 0 1U C0603 C304 0 1U C295 3300P C0603 C290 0 1U C0603 C296 3300P C0603 C305 0 1U C302 0 1U C0603 C286 0 1U C306 0 1U C291 0 1U C0603 C297 3300P C0603 C287 0 1U C294 0 01U C0603 C298 3300P C0603 C303 0 1U C0603 C292 0 1U C0603 C300 100U 16V ViewSonic Corporation Confidential Do Not Copy N3252w 1M 69 ...

Page 73: ...MPX1 7 MPX1 3 PR0 3 AADCVSS 3 5 19 22 SOY0 3 AVSY0 9 AVPR0P 9 VFE_GND1 2 3 5 19 AVPR0N 9 SY0 3 AVPB0N 9 TUMPX2 7 CVBS0 3 SC0 3 PB0 3 AVSOY0 9 CVBS1 3 PB0 3 AVY0P 9 AVCVBS1 9 Y0 3 AVPB0P 9 AVSC0 9 PR0 3 AVY0N 9 AVCVBS0 7 MPX2 3 C339 0 01U R181 100 C352 15P C340 0 047U C334 0 01U C353 15P C343 0 01U C341 15P R184 39K R178 100 R174 NC R177 NC R179 NC C347 15P C346 330P C333 330P C349 56P C338 0 01U R...

Page 74: ... SB33B 10 26 TUMPX1 8 VCC DV33B SB33B DV33B VCC VCC Q105 2N7002 1 3 2 C308 NC uF L213 SG20 C330 47U 16V CE025050 C772 0 1U R157 0 R501 0 L125 2 2uH I112 FQ1236 F H 5 TH1 TH2 3 4 6 5 11 9 10 12 TH3 TH4 14 13 1 2 7 8 GND1 GND2 VS_TUNER SCL AS SDA 2nd SIF OUT AF R AF L CVBS GND3 GND4 AF MPX VS_IF NC NC NC NC R155 10K C773 3300P C775 1U R156 0 Q104 2N7002 1 3 2 L215 10uH 0805 L126 2 2uH C777 3300P C76...

Page 75: ...SY0R_IN 20 YPBPR0L_IN 20 AVPR0P 8 AVY0N 8 AVSY0 8 AVPB0N 8 AVCVBS1 8 YPBPR0R_IN 20 AV0SY0L_IN 20 AVPB0P 8 AVY0P 8 AVSOY0 8 AVPR0N 8 AV0SY0L_IN 20 AV0SY0R_IN 20 YPBPR0L_IN 20 YPBPR0R_IN 20 R534 0 D103 5 6V 1 2 D104 NC 5 6V 1 2 R194 75 L221 2 2uH R185 0 P103 S_TERMINAL1 6 1 8 2 5 3 4 7 R201 75 R195 100K D108 5 6V 1 2 R535 0 R187 100K D100 5 6V 1 2 R189 100K D105 5 6V 1 2 L224 2 2uH D102 NC 5 6V 1 2 ...

Page 76: ...3x4 1 2 3 4 5 6 7 8 TP44 C403 1000P C402 0 1U TP41 TP60 R220 2 2K RP28 33x4 1 2 3 4 5 6 7 8 TP50 C372 1000P Q108 MOSFET N 2SK2158 SOT23 1 3 2 C397 0 1U L146 R60 0603 C406 0 1U C358 10U 50V TP55 D121 NC 3 1 2 C359 100U 16V RP27 33x4 1 2 3 4 5 6 7 8 C367 1000P R209 4 7K R300 100K TP51 C411 0 01U C405 1000P R207 0 C369 0 1U RP26 33x4 1 2 3 4 5 6 7 8 Q109 MOSFET N 2SK2158 SOT23 1 3 2 C371 0 1U C409 10...

Page 77: ...33 VI18 SCL1 VOR0 AO1MCLK 8293LRCK 8293SD0 8293BCLK 8293MCLK AO1LRCK AO1SDATA0 AO1MCLK AO1BCK HDMISD0 HDMILRCK HDMIMCLK HDMIBCLK AUD_CTRL AUD_CTRL 8293BCLK 8293MCLK 8293LRCK 8293SD0 VOHSYNC 15 AO1LRCK 15 DTVU0RX 26 HDMIMCLK 3 10 VI 0 23 3 10 12VSS 12 AO1SDATA0 15 SDA1 3 REQUEST_1 15 VOVSYNC 15 READY_1 15 SCL1 3 ORESET_1 14 15 17 HDMIVSYNC 3 10 GPIO3 3 VODE 15 HDMIODCK 3 10 DV33 12 15 17 18 U2TX 15...

Page 78: ...0 1U C0603 R232 0 R0603 C424 0 1U C0603 C422 220U 16V CE050080 L154 R121 0805 L0805 C435 0 1U C0603 L158 10uH DRWW9 12 0 6mm I123 Regulator AP1522 SOT23 5 SMD 1 2 3 4 5 SW GND FB SHDN V_IN R532 1 2K 1 L153 R121 0603 L0603 L235 R121 0805 L0805 C789 0 1U C0603 C785 100U 16V CE025063 L151 30uH 0 7m m C427 100U 16V CE025063 C784 0 1U C0603 C429 0 1U C0603 C419 0 1U C423 0 1U C0603 C786 0 1U C0603 R231...

Page 79: ..._IF 14 30V_TUNER 5V_TUNER C315 0 01U C0603 I124 PORT TUNER DTVS203CH201M TH1 TH2 TH3 TH4 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 TH5 TH6 TH7 TH8 GND GND GND GND NC NC NC NC NC NC RG_AGC_TP NC VT 30V IF IF IF_AGC TUNER_IF_TP SCL SDA GND BP 5V NC AFT SIF CVBS GND GND GND GND L156 SG20 1H L0805 R160 100 R0603 C311 0 1U C0603 L157 SG20 L0805 R162 100 R0603 C314 10U 50V CE025050 C313 0 1U...

Page 80: ...U C0603 R244 4 7K R0603 L162 R60 0603 L0603 C465 0 1U C0603 L163 R60 0603 L0603 C468 0 1U C0603 C483 0 1U C0603 C452 0 047U C0603 C472 0 1U C0603 C488 0 1U C0603 C474 0 1U C0603 C455 1U C0603 C471 0 1U C0603 C486 0 1U C0603 L164 R121 0805 L0805 C475 0 1U C0603 RP42 33x4 RN 8P4R 1 2 3 4 5 6 7 8 R246 1M R0603 C464 0 1U C0603 C460 0 1U C0603 R252 10 R0603 R251 10 R0603 RP43 33x4 RN 8P4R 1 2 3 4 5 6 7...

Page 81: ...E26 E27 E28 F25 F26 F27 F28 G25 G26 G27 G28 H25 H26 H27 H28 J25 J26 J27 J28 K25 K26 K27 K28 L25 L26 L27 L28 M25 M26 M27 M28 N25 N26 N27 N28 P25 P26 P27 P28 T28 T27 T26 T25 U28 U27 U26 U25 V28 V27 V26 V25 W28 W27 W26 W25 Y28 Y27 Y26 Y25 AA28 AA27 AA26 AA25 AB28 AB27 AB26 AB25 AC28 AC27 AC26 AC25 T11 T12 T13 T14 T15 T16 T17 T18 U11 U12 U13 U14 U15 U16 U17 U18 V11 V12 V13 V14 V15 V16 V17 V18 AE8 AE9 ...

Page 82: ...U C0603 C541 0 1U C0603 C430 0 1U C0603 C535 0 1U C0603 R282 47 RP51 47x4 1 2 3 4 5 6 7 8 C517 0 1U C0603 RP48 75x4 1 2 3 4 5 6 7 8 C525 0 1U C0603 RP68 75x4 1 2 3 4 5 6 7 8 C502 0 1U C0603 C494 0 1U C0603 C518 0 1U C0603 I128 16M x 16 DDR TSOP 66 TSOP66 SMD 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 ...

Page 83: ...2 15 U2TX 11 15 ORESET_1 11 14 15 DV33 DV33 DV33 DV33 DV33 DV33 DV33 R303 4 7K R0603 R295 NC 4 7K R0603 TP68 U1RX TP SMD D0 6 C550 0 1U C0603 R299 4 7K R0603 TP78 JTDO TP SMD D0 6 TP75 JTMS TP SMD D0 6 L168 R121 0603 L0603 TP69 U1TX TP SMD D0 6 R292 NC 4 7K R0603 R309 4 7K R0603 R298 4 7K R0603 TP73 JTRST_1 TP SMD D0 6 R294 0 R0603 TP76 JTCK TP SMD D0 6 R293 NC 4 7K R0603 R296 4 7K R0603 I131 IC F...

Page 84: ...603 C560 4 7U C0805 R314 47 R0603 C568 0 1U C0603 C603 0 1U C0603 C582 0 1U C0603 C588 0 1U C0603 C557 1500P C0603 C566 4 7U C0805 C601 4 7U C0805 C602 0 1U C0603 C579 0 1U C0603 C552 5600P C0603 C555 1n C0603 C561 0 1U C0603 C592 0 1U C0603 C788 22P C0603 C596 0 1U C0603 R319 100 R0603 C587 0 1U C0603 C590 0 1U C0603 L170 R60 0603 L0603 C581 0 1U C0603 C578 0 1U C0603 R320 100 R0603 R315 NC 10 R0...

Page 85: ...68 D134 5 6V 1 2 D132 5 6V 1 2 C610 0 01U R340 510 R328 75 C623 0 01U C615 0 01U D125 5 6V 1 2 L231 SC20 C621 5P R348 2K R324 100 R333 NC 10K D133 NC 5 6V 1 2 R327 68 I133 24C21 SMD DIP 1 2 3 4 5 6 7 8 NC1 NC2 NC3 GND SDA SCL VCLK VCC C619 0 01U R343 100 R346 510 R347 100K L173 R10 0603 L177 R60 0603 P107 PC AUDIO I P 5 4 3 2 1 D123 5 6V 1 2 C609 5P R329 100 C622 100P C626 100P C624 0 01U L229 SC2...

Page 86: ... YPBPR0L_IN 9 YPBPR0R_IN 9 AV0SY0L_IN 9 AV0SY0R_IN 9 GPIO7 3 GPIO9 3 12V 3 SG_12V SG_12V SG_12V SG_12V SG_12V SG_12V SG_12V SG_12V SG_12V R355 47K R362 47K R354 10K C633 0 1U C0603 C629 22U 50V R353 47K R351 47K R359 47K R350 47K E B C SOT 23 Q113 MMBT3904 1 3 2 R356 47K E B C SOT 23 Q112 MMBT3904 1 3 2 R365 33 C628 22U 50V R352 47K R363 47K R360 10K I134 HEF4052 12V SOP16 1 2 3 4 5 6 7 8 9 15 14 ...

Page 87: ...0V C643 0 1U C649 10U 50V R379 10K R383 100K I136 AD12250 TSSOP16 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 M0 MCLK VL SDOUT GND VD SCLK LRCK RST AINL VQ AINR VA REF_GND FILT M1 C641 0 1U L181 R121 0603 C651 2200P R368 10K R385 10K C635 10U 50V R371 NC 10K C654 0 1U R367 10K R369 10K R492 0 C637 0 1U I135B NJM4558 OPA 5 6 7 8 4 C634 10U 50V C646 4 7U 50V C638 1U C648 470P R386 5 1K C636 100U 16V R376...

Page 88: ...1 0603 I139B NJM4558 OPA 5 6 7 8 4 R498 NC 220 R430 100 R429 100 I139A NJM4558 OPA 3 2 1 8 4 E B C SOT 23 Q125 NC 1 3 2 R497 NC 10K C692 1000P L188 R121 0603 R415 20K C685 150P C669 220U 16V C687 820P C688 22U 50V R525 NC R419 0 C748 NC 100U 16V C686 10U 50V R499 NC 1K R428 5 1K C691 22U 50V C678 150P R426 0 R496 NC 10K R424 20K C693 1000P D141 NC 5 6V 1 2 C665 10U 50V R420 10K L187 R121 0603 C679...

Page 89: ...0603 C675 0 1U C0603 L185 R121 0603 C659 1n C0603 L200 R121 0805 L209 R121 0603 R242 47 R241 47 C663 1n C0603 C744 1n C0603 C677 0 1U C0603 C680 0 1U C0603 R422 10 R506 1M C745 0 1U C0603 L186 R121 0603 R397 33 L184 R121 0603 I145 AD8256 36 35 34 33 32 31 30 29 28 27 26 25 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 48 47 46 45 44 43 42 41 40 39 38 37 HPL HPR AGND AVDD PWMSA DEF...

Page 90: ... 3 GPIO11 3 GPIO15 3 GPIO16 3 IRRCVR1 3 5VSB 5VSB SB33B Q121 MMBT3906 1 2 3 C734 0 1U R469 10K R468 10K R458 47 R467 10K C728 0 1U R466 10K R464 10K C732 0 1U R465 10K C730 0 1U C731 0 1U C733 0 1U R462 4 7K C729 0 1U R463 4 7K R459 330 Q120 MMBT3906 1 2 3 R460 330 R461 1K C726 0 1U P112 6P_2mm 1 2 3 4 5 6 P113 7P_2mm 1 2 3 4 5 6 7 C727 47U 16V R470 10K C309 470P ViewSonic Corporation Confidential...

Page 91: ...O2 3 CLK1 3 CLK1 3 AN 0 3 3 LVDS_GND 2 3 5 AP 0 3 3 GPIO2 3 PANELVCC PANELVCC 5VSB 12V R472 NC 0R P114 CON 2X15 2mm 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 R480 47K C735 47U 16V I142 AP9435M 1 8 2 7 3 6 4 5 S D S D S D G D C740 0 1U E B C SOT 23 Q122 MMBT3904 1 3 2 R526 10K C737 220U 16V R479 NC 47K R471 NC 0R C739 0 1U L195 R121 0805 R481 47K R478 47K C787...

Page 92: ...11 DTVU0TX 11 SCL 7 10 SDA 7 10 SCL0 11 SDA0 11 SB33B SB33B SB33 5VSB SB33B C741 10U 50V R503 4 7K R513 0 R484 10K R489 47K C742 0 1U R487 10K D137 LL4148 E B C SOT 23 Q123 MMBT3904 1 3 2 R485 10K R490 47K R486 20K I144 EEPROM 24C16 SOP8 SMD 1 2 3 4 5 6 7 8 NC NC NC GND SDA SCL WP VCC R488 NC 10K P115 NC 6x1 W HOUSING 6P200VM 1 2 3 4 5 6 R482 NC R E B C SOT 23 Q124 MMBT3904 1 3 2 C791 0 1U R483 10...

Page 93: ...8 27 Power board ViewSonic Corporation Confidential Do Not Copy N3252w 1M 90 ...

Page 94: ...2 3 3 4 1 2 3 4 1 2 3 1 2 1 6 11 7 3 4 1 2 2 3 3 4 1 2 1 2 3 1 8 28 Power inverter ViewSonic Corporation Confidential Do Not Copy N3252w 1M 91 ...

Page 95: ...9 1 MAIN PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N3252w 1M 92 9 PCB Layout Diagrams ...

Page 96: ...9 2 MAIN PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N3252w 1M 93 ...

Page 97: ...9 3 CON PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N3252w 1M 94 ...

Page 98: ...9 4 CON PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N3252w 1M 95 ...

Page 99: ...9 5 IR PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N3252w 1M 96 ...

Page 100: ...9 6 IR PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N3252w 1M 97 ...

Page 101: ...ViewSonic Corporation Confidential Do Not Copy N3252w 1M 98 10 Exploded View And Exploded Parts List ...

Page 102: ...ViewSonic Corporation Confidential Do Not Copy N3252w 1M 99 ...

Page 103: ...12 BND T 4 29 N A 2027259602P DUST COVER JC32 ABS HB BLACK C 1 30 N A 2044266601P FUNCTION KEY JC278 ABS 94V0 AL PLATE FUNCTI 1 31 M SCW 0824 0285 2084730082P SCREW BND T M3X8 BND T 2 32 M SCW 0824 6719 2082630062P SCREW M3X6 P 0 5 2 33 N A 2084740082P SCREW BND T M4X8 BND T 2 34 N A 2071871400P BRACKET FIX SECC T 2 0MM FIX ARM 1 35 N A 2086240122P SCREW P SW M4 12 PSW 2 36 N A 2084740122P SCREW B...

Page 104: ...2212010800P V901 14 CARTON BOX 360X220X50mm WXDXH BOX B P 00004497 2011100017P 6P85 15 CRAFT BOX VIEWSONIC N3252 VS11335 1M P 00006595 2011132536P 6P01 16 POLYFOAM UB EC TOP R EPE P 00006596 2012184000P 6P20 17 POLYFOAM UB EC TOP L EPE P 00006597 2012184100P 6P21 18 POLYFOAM UB DOWN EPE P 00006598 2012184200P 6P22 19 POLYETHY BAG 1700 1300MM T 0 03MM HDPE P 00006599 2013054029P 6P61 20 GENERIC FOA...

Page 105: ...596P CAP CHIP 85 C CS 0805 Y5V 16V 4 7u Z T C258 1 36 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C259 1 37 N A 2346710596P CAP CHIP 85 C CS 0603 Y5V 16V 1 0u Z T C272 1 38 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C273 1 39 N A 2346710596P CAP CHIP 85 C CS 0603 Y5V 16V 1 0u Z T C282 1 40 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C283 1 41 N A 2346110496P CA...

Page 106: ...2347647596P CAP CHIP 85 C CS 0805 Y5V 16V 4 7u Z T C560 1 111 N A 2347647596P CAP CHIP 85 C CS 0805 Y5V 16V 4 7u Z T C563 1 112 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C569 1 113 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C570 1 114 N A 2347647596P CAP CHIP 85 C CS 0805 Y5V 16V 4 7u Z T C572 1 115 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C573 1 116 N A 2...

Page 107: ...0496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C776 1 190 N A 2346710596P CAP CHIP 85 C CS 0603 Y5V 16V 1 0u Z T C779 1 191 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C780 1 192 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C781 1 193 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C782 1 194 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C783 1 195 N A 23461...

Page 108: ...1117E18LA SOT 223 AnaChip I113 RA 1 263 N A 2365335086P LINEAR IC AIC1117A 18PY SOT223 AIC I113 RB 1 264 N A 2365335076P LINEAR IC CM1117GDCM223 SOT223 CHAMPION I113 RC 1 265 N A 2365904096P IC DIGITAL SMD 24LC04B SN SO 8 MICROCHIP I114 RA 1 266 N A 2365903996P IC DIGITAL SMD AT24C04N 10SU 2 7 SO8 ATMEL I114 RB 1 267 N A 2365425346P DIGITAL IC MT8293AE L QFP 128 MTK I115 1 268 N A 2365425516P DIGI...

Page 109: ... 3 0A L185 1 342 N A 2379512106P BEAD HI CURRENT Z 120 ohm 0603 I 3 0A L186 1 343 N A 2379512106P BEAD HI CURRENT Z 120 ohm 0603 I 3 0A L187 1 344 N A 2379512106P BEAD HI CURRENT Z 120 ohm 0603 I 3 0A L188 1 345 N A 2379500296P BEAD HI CURRENT Z 120 ohm 0805 I 6 0A L196 1 346 N A 2379512106P BEAD HI CURRENT Z 120 ohm 0603 I 3 0A L198 1 347 N A 2379500296P BEAD HI CURRENT Z 120 ohm 0805 I 6 0A L200...

Page 110: ...01 1 416 N A 2259222008P RES CHIP NETWORKS 8P4R 1 16W 22 ohm J P 0 8 RP02 1 417 N A 2259222008P RES CHIP NETWORKS 8P4R 1 16W 22 ohm J P 0 8 RP03 1 418 N A 2259275008P RES CHIP NETWORKS 8P4R 1 16W 75 ohm J P 0 8 RP04 1 419 N A 2259222008P RES CHIP NETWORKS 8P4R 1 16W 22 ohm J P 0 8 RP05 1 420 N A 2259275008P RES CHIP NETWORKS 8P4R 1 16W 75 ohm J P 0 8 RP06 1 421 N A 2259247008P RES CHIP NETWORKS 8P...

Page 111: ...S CHIP 1 10W RC 0603 1 10W 1 5Mohm J T R114 1 495 N A 2253210396P RES CHIP 1 10W RC 0603 1 10W 10Kohm J T R115 1 496 E R 0405 6410 2253210296P RES CHIP 1 10W RC 0603 1 10W 1 0Kohm J T R117 1 497 N A 2253210396P RES CHIP 1 10W RC 0603 1 10W 10Kohm J T R118 1 498 N A 2253210396P RES CHIP 1 10W RC 0603 1 10W 10Kohm J T R119 1 499 N A 2253210396P RES CHIP 1 10W RC 0603 1 10W 10Kohm J T R120 1 500 N A ...

Page 112: ...1 10W RC 0603 1 10W 4 7Kohm J T R243 1 572 E R 0405 6419 2253247296P RES CHIP 1 10W RC 0603 1 10W 4 7Kohm J T R244 1 573 E R 0405 6410 2253210296P RES CHIP 1 10W RC 0603 1 10W 1 0Kohm J T R245 1 574 N A 2253210596P RES CHIP 1 10W RC 0603 1 10W 1 0Mohm J T R246 1 575 N A 2253247296P RES CHIP 1 10W RC 0603 1 10W 4 7Kohm J T R249 1 576 N A 2253247296P RES CHIP 1 10W RC 0603 1 10W 4 7Kohm J T R250 1 5...

Page 113: ...S CHIP 1 10W RC 0603 1 10W 47Kohm J T R359 1 649 N A 2253210396P RES CHIP 1 10W RC 0603 1 10W 10Kohm J T R360 1 650 E 00003527 2253247396P RES CHIP 1 10W RC 0603 1 10W 47Kohm J T R361 1 651 E 00003527 2253247396P RES CHIP 1 10W RC 0603 1 10W 47Kohm J T R362 1 652 E 00003527 2253247396P RES CHIP 1 10W RC 0603 1 10W 47Kohm J T R363 1 653 E 00003527 2253247396P RES CHIP 1 10W RC 0603 1 10W 47Kohm J T...

Page 114: ...53247396P RES CHIP 1 10W RC 0603 1 10W 47Kohm J T R489 1 727 E 00003527 2253247396P RES CHIP 1 10W RC 0603 1 10W 47Kohm J T R490 1 728 E R 0405 6419 2253247296P RES CHIP 1 10W RC 0603 1 10W 4 7Kohm J T R491 1 729 E R 0405 6600 2253200096P RES CHIP 1 10W RC 0603 1 10W 0 ohm J T R492 1 730 N A 2253233096P RES CHIP 1 10W RC 0603 1 10W 33 ohm J T R493 1 731 N A 2253210096P RES CHIP 1 10W RC 0603 1 10W...

Page 115: ...36610613P CAP MINI ELE 105 C EC 10u 50V 5 7 P 2 5 T C264 1 804 N A 2336610613P CAP MINI ELE 105 C EC 10u 50V 5 7 P 2 5 T C270 1 805 N A 2336310713P CAP MINI ELE 105 C EC 100u 16V 6 3 7 P 2 5 T C271 1 806 N A 2336610613P CAP MINI ELE 105 C EC 10u 50V 5 7 P 2 5 T C274 1 807 N A 2336610613P CAP MINI ELE 105 C EC 10u 50V 5 7 P 2 5 T C280 1 808 N A 2336310713P CAP MINI ELE 105 C EC 100u 16V 6 3 7 P 2 5...

Page 116: ...A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C137 1 880 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C138 1 881 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C139 1 882 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C140 1 883 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C141 1 884 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C142 1 885 ...

Page 117: ...247 1 957 N A 2347710696P CAP CHIP 85 C CS 0805 Y5V 10V 10u Z T C248 1 958 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C249 1 959 N A 2346110396P CAP CHIP 125 C CS 0603 X7R 50V 0 01u K T C250 1 960 N A 2347710696P CAP CHIP 85 C CS 0805 Y5V 10V 10u Z T C251 1 961 N A 2346710596P CAP CHIP 85 C CS 0603 Y5V 16V 1 0u Z T C253 1 962 N A 2347647596P CAP CHIP 85 C CS 0805 Y5V 16V 4 7u Z T C254...

Page 118: ...T C399 1 1034 N A 2341110296P CAP CHIP 125 C CS 0603 COG 50V 1000p J T C400 1 1035 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C402 1 1036 N A 2341110296P CAP CHIP 125 C CS 0603 COG 50V 1000p J T C403 1 1037 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C404 1 1038 N A 2341110296P CAP CHIP 125 C CS 0603 COG 50V 1000p J T C405 1 1039 N A 2346110496P CAP CHIP 125 C CS 0603 X7R ...

Page 119: ...4 1 1111 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C545 1 1112 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C546 1 1113 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C547 1 1114 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C550 1 1115 N A 2346110396P CAP CHIP 125 C CS 0603 X7R 50V 0 01u K T C554 1 1116 N A 2341110296P CAP CHIP 125 C CS 0603 COG 50V 100...

Page 120: ...5 2 6 0V VISHAY D107 RB 1 1188 E D 0403 1779 2364503996P DIODE ZENER SMD BZV55 C5V6 5 SOD 80C PHILIPS D108 RA 1 1189 E D 0403 2808 2364505616P DIODE ZENER SMD TZMC5V6 SOD 80 5 2 6 0V VISHAY D108 RB 1 1190 E D 0403 1779 2364503996P DIODE ZENER SMD BZV55 C5V6 5 SOD 80C PHILIPS D109 RA 1 1191 E D 0403 2808 2364505616P DIODE ZENER SMD TZMC5V6 SOD 80 5 2 6 0V VISHAY D109 RB 1 1192 N A 2364302496P DIODE...

Page 121: ...hm F T R416 1 1264 N A 2251226736P RES CHIP 1 10W RC 0603 1 10W 267Kohm F T R423 1 1265 E C 0404 3096 2335310812P CAP ELE LOW ESR 105 C EC 1000u 16V 10 20 P 5 0 K C105 1 1266 E C 0404 3096 2335310812P CAP ELE LOW ESR 105 C EC 1000u 16V 10 20 P 5 0 K C106 1 1267 N A 2333647513P CAP ELE 105 C EC 4 7u 50V 5 11 P 2 5 T C646 1 1268 N A 2333647513P CAP ELE 105 C EC 4 7u 50V 5 11 P 2 5 T C650 1 1269 N A ...

Page 122: ...SCREW FMS M3X6 M S TITE F NI 1F35 2 1341 N A 2027262802P DUST COVER JC32 ABS HB BLACK C DIGITAL 1F36 1 1342 N A 2083730102P SCREW BND T SCREW BND T 1F37 2 1343 M SCW 0824 0811 2080003700P SCREW SPE ISZZTER001A M3 6L MSWR17 FZMYI 1F38 4 1344 N A 2080040062P SCREW SPE M4 8 PMS 3 W 1F39 1 1345 N A 2061254000P SPONGE SPONGE BLACK 10 6 180MM 1F40 1 1346 N A 2071800300P BRACKET FIX 62 8 3 4 T 0 5MM WITH...

Page 123: ...DC 00006593 2001131602P OWNER GUIDE N3252W VS11335 1M USA 6P80 1 1395 DC 00006594 2002310590P GUARANT CARD VIEWSONIC N3252W M QSG 6P81 1 1396 P 00004497 2011100017P CARTON BOX 360X220X50mm WXDXH BOX B 6P85 1 1397 N A 2013228807P POLYETHY BAG 200X350X0 03T mm LDPE B5 6P86 1 1398 P 00006595 2011132536P CARTON BOX VIEWSONIC N3252 VS11335 1M 6P01 1 1399 N A 2055632218P LABEL N3252W VS11335 1M M CPT 6P...

Page 124: ...low Chart 7 Block Diagrams 8 Schematic Diagrams 9 PCB Layout Diagrams 10 Exploded Diagram and Exploded Parts List 11 Recommended Spare Parts List B Are you satisfied with this Service Manual Item Excellent Good Fair Bad 1 Service Manual Content 2 Service Manual Layout 3 The form and listing C Do you have any other opinions or suggestions regarding this service manual Reader s basic dada Name Title...

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