background image

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

GND

FB1

FCM1005KF-121T06(120ohm-500mA)

GND

GND

3V3_STB

GND

CL8

0.1uF-0402-Y5V-+80%-20%-16V

CL9

0.1uF-0402-Y5V-+80%-20%-16V

1V8_DDR

RF4

100Kohm-0402-± 5%-1/16W

RESET_H

3V3_STB

RF3

1Kohm-0402-±5%-1/16W

QF1

SGM810-SXN3L

GND

XTALI

XTALO

CF2

33pF-0402-NPO-±5%-50V

CF1

33pF-0402-NPO-±5%-50V

GND

GND

R99

1Mohm-0402-±5%-1/16W

3V3_STB

CE#

1

SO

2

WP#

3

VSS

4

SI

5

SCK

6

HOLD#

7

VDD

8

UF1

GD25Q16BSIG

SPI_SCK

SPI_CSN

SPI_SDI

SPI_SDO

RF12

10Kohm-0402-± 5%-1/16W

#F_WP

GND

PWM/ADJ

BL_EN

LVA0M

70

SOGIN1

22

BIN1P

21

GIN1M

24

GIN1P

23

CVBS0

28

CVBS1

27

AUL1

36

GIN0P

16

GP

IO

0/

G

PI

O

44

55

LV

ACKM

64

VDD

C

/D

VDD_

DDR_

C

M

D

54

VDD

IO_

CM

D

53

AVDD_MOD

5

RIN1P

25

HOTPLUG_C/D

80

LVA1P

67

LVB3P

71

DDCDB_

CL

11

2

DDCDB_

D

A

11

1

GIN0M

17

IRIN

93

CEC

92

TEST

91

DDCA_CK

90

DDCA_DA

89

LV

A

3M

62

LV

ACKP

63

LVA2P

65

LVA2M

66

DP_P0

97

LVB2P

74

LVB2M

75

LVB1P

76

LVB1M

77

LCK/LVB0P

78

PWM0

83

AVDD_MOD

73

DM_P0

96

HOTP

LU

G

_B

11

3

AVD

D_5

V

11

4

GND

_EF

US

E

11

5

RX0

P_

B

12

8

VI

FP

46

VI

FM

47

AUO

U

TR

0

44

IF

AG

C

45

XI

N

50

A

V

DD

3P

3_D

M

PL

L

49

XOU

T

51

RX1N_B

1

RX1P_B

2

RX2N_B

3

RX2P_B

4

RXCN_A

6

RXCP_A

7

RX0N_A

8

RX0P_A

9

RX1N_A

10

RX1P_A

11

RX2N_A

12

RX2P_A

13

HSYNC0

14

BIN0P

15

RIN0P

18

VSYNC0

19

AVDD3P3_ADC

20

VCOM

29

CVBS_OUT1

30

VDDC

31

AVDD_AU33

32

VAG

37

AUL0

34

AUR1

35

AUR4

40

AUO

U

TL

3

41

AVD

D

_M

OD

52

GP

IO

3/

G

PI

O

47

58

GP

IO

4/

G

PI

O

48

59

LV

A

3P

61

GP

IO

2/

G

PI

O

46

57

LVA0P

69

LVB3M

72

LVA1M

68

LDE/LVB0M

79

HOTPLUG_A

81

SPI_DO

84

SPI_DI

85

SPI_CZ

86

PWM1

82

VDD

IO_

DATA

10

5

DDCDC_

CL

10

6

DM_P1

98

VDD

C

/D

VDD_

DDR_

DAT

A

10

4

DP_P1

99

AVDD_MOD

100

DDCDA

_DA

10

9

INT/GPIO64

94

VDD

C

/A

VDDL_DV

I

11

6

RESET

95

MH

L_

D

ET

11

0

DDCDC_

D

A

10

7

DDCDA

_CL

10

8

E-

PA

D

12

9

VSYNC1

26

AUR0

33

AUO

U

TL

0

43

AUO

U

TR

3

42

GP

IO

1/

G

PI

O

45

56

SPI_CK

87

RXCN_

D

11

7

RXCP_

D

11

8

RX0

N

_D

11

9

RX0

P_

D

12

0

RX1

N

_D

12

1

RX2

N

_D

12

3

RX2

P_

D

12

4

RX1

P_

D

12

2

RXCP_

B

12

6

RX0

N

_B

12

7

RXCN_

B

12

5

VRM

38

AUL4

39

SAR1

102

SAR0

101

SA

R2

10

3

GP

IO

5/

G

PI

O

49

60

ARC

88

AVD

D

3P

3_

DADC

48

U1

MSD3393LU

BL_EN

PWM/ADJ

CVBS1_OUT

M

H

L

_

CABL

E-

DET

HDM

I3

_

D

E

T

AM

P-

M

U

T

E

ARC_

DET

AU_VRM

IF

_

A

G

C

VI

FP

VI

FM

AU_VAG

+3_3V_AU

1.15V_STB

GIN1M

HD1_SOG

HD1_Pr

HD1_Y

HD1_Pb

VGA_RIN

VGA_GIN

VGA_BIN

GIN0M

VGA_HS

VGA_VS

AV_

L

IN

AV_

R

IN

AV_IN
VCOM

HDMI-ARC

HOTPLUG3'

HDM

I2

_

S

CL

HDM

I2

_

SDA

H

D

M

I2_RX

C_N

HDM

I2

_

R

X

C

_

P

H

D

M

I2_RX

0_N

H

D

M

I2_RX

0_P

HDMI2_RX1_N
HDMI2_RX1_P
HDMI2_RX2_N
HDMI2_RX2_P

HOTPLUG1'

HDM

I1

_

S

CL

HDM

I1

_

SDA

H

D

M

I1_RX

C_N

HDM

I1

_

R

X

C

_

P

H

D

M

I1_RX

0_N

H

D

M

I1_RX

0_P

H

D

M

I1_RX

1_N

H

D

M

I1_RX

1_P

HDM

I1

_

R

X

2

_

N

HDM

I1

_

R

X

2

_

P

HDM

I3

_

SCL

HDM

I3

_

SDA

HDMI3_RXC_N
HDMI3_RXC_P
HDMI3_RX0_N
HDMI3_RX0_P
HDMI3_RX1_N
HDMI3_RX1_P
HDMI3_RX2_N
HDMI3_RX2_P

HO

T

P

L

U

G

2

'

HDMI-CEC

UART-TX/DDC

UART-RX/DDC

LED_RED

REMOTE

RESET_H

KEY

SPI_CSN

SPI_SCK

SPI_SDI
SPI_SDO

3V3_STB

RXO2_N

RXO3_P

RXO3_N

RXO2_P

RXO0_N

RXO1_P

RXO1_N

RXO0_P

RXE3

_

P

RXE2_N

RXE1_P

RXE1_N

RXE0_N
RXE0_P

RXE2_P

RXE3

_

N

RXEC_

N

RXEC_

P

M_

S

C

L

M_

S

D

A

XTAL

I

XTAL

O

SPDI

F_

O

U

T

PO

W_

EN

PC_LIN

PC_RIN

AM

P-

L

O

'

AM

P-

RO

'

LI

N

E

_L_OU

T

LI

N

E

_R

_OU

T

CL16

1uF-0402-X5R-± 20%-6.3V

GND

1.15V_STB

CD7

0.1uF-0402-Y5V-+80%-20%-16V

CD8

0.1uF-0402-Y5V-+80%-20%-16V

CD9

0.1uF-0402-Y5V-+80%-20%-16V

CD10

0.1uF-0402-Y5V-+80%-20%-16V

3V3_STB

C3

10uF-0603-X5R-± 20%-6.3V

C4

0.1uF-0402-Y5V-+80%-20%-16V

FB2

FCM1005KF-121T06(120ohm-500mA)

CL17

0.1uF-0402-Y5V-+80%-20%-16V

GND

3V3_STB

FB3

FCM1005KF-121T06(120ohm-500mA)

CL18

0.1uF-0402-Y5V-+80%-20%-16V

GND

+3_3V_AU

+3_3V_PLL

CL19

1uF-0402-X5R-± 20%-6.3V

CL10

0.1uF-0402-Y5V-+80%-20%-16V

CL12

0.1uF-0402-Y5V-+80%-20%-16V

CL13

0.1uF-0402-Y5V-+80%-20%-16V

CL14

0.1uF-0402-Y5V-+80%-20%-16V

FB4

FCM1005KF-121T06(120ohm-500mA)

+3_3V_ADC

CL20

1uF-0402-X5R-± 20%-6.3V

CL15

0.1uF-0402-Y5V-+80%-20%-16V

3V3_STB

3V3_STB

GND

3V3_STB

3V3_STB

+3_3V

_

A

D

C

+3_3V

_

P

L

L

1.

15V

_

S

T

B

1V

8_D

D

R

3V

3_S

T

B

GND

1.

15V

_

S

T

B

AVDD5

V_

M

H

L

1V

8_D

D

R

1

.1

5

V_

STB

GND

CF7

0.1uF-0402-Y5V-+80%-20%-16V

GND

C5

1000pF-0402-X7R-±10%-50V

C6

1000pF-0402-X7R-±10%-50V

GND

AMP-LO'

AMP-RO'

R5

200Kohm-0402-± 5%-1/16W

R6

200Kohm-0402-± 5%-1/16W

AMP-LO

AMP-RO

USB1_DM

USB1_DP

CVBS1_OUT

TEST

USB0_DM

USB0_DP

R1

4K7ohm-0402-± 5%-1/16W

R2

4K7ohm-0402-± 5%-1/16W

DVD_LIN

DVD_RIN

DVD_EN'

Y1

24MHz-±20PPM-20PF-HC-49S-SMD

CF17

NC/0.1uF-0402-Y5V-+80%-20%-16V

CF16

NC/0.1uF-0402-Y5V-+80%-20%-16V

GND

C14

0.1uF-0402-Y5V-+80%-20%-16V

GND

R3

0ohm-0402-± 5%-1/16W

R4

0ohm-0402-± 5%-1/16W

Summary of Contents for 40DR3505

Page 1: ...ndividuals of potential dangers in attempting to service a product Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death 2013 Qingdao Haier Electronics Co Ltd All rights reserved Unauthorized cop...

Page 2: ...s manual 6 1 4 How to Read this Service Manual 6 Using icons 6 Chapter 2 Specification 2 1 Specification list 8 2 2 External pictures four faces 9 Chapter 3 Disassemble and Assemble 3 1 11 3 1 1 Remove the Stand 11 3 1 2 Remove the Back Cabinet 11 3 1 3 Remove the Mainboard 11 3 1 4 Remove the Power Supply Module 11 3 1 5 Remove the Speaker 11 3 1 6 Remove the Remote Control Board 12 3 1 7 Remove th...

Page 3: ...l Parts 7 1 Block Diagram 23 7 2 Circuit Diagram 30 Chapter 8 Measurements and Adjustments 8 1 Service Mode 31 8 1 1 How to enter into Service Mode 31 8 1 2 How to exit 31 8 2 Measurements and Adjustments 31 8 2 1 The Main Menu 31 8 2 2 General Setting 32 8 2 3 Picture 32 8 2 4 Sound 33 8 2 5 Debug 33 8 3 Software Update 34 8 3 1 software update 34 Chapter 9 Trouble shooting 9 1 Simple check 35 9 ...

Page 4: ...list up the potential hazard or risk for the service personnel to open the units and disassemble the units For example we need to describe properly how to avoid the possibility to get electrical shock from the live power supply or charged electrical parts even the power is off This symbol indicates that high voltage is present inside It is dangerous to make any king of contact with any inside part...

Page 5: ... removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic charge buildup or exposure of the assembly 1 3 4 About lead free solder PbF This product is manufactured using lead free solder as a part of a movement within the consumer products industry at large to be environmentally responsible Lead free solder mu...

Page 6: ...rength CAUTION This is a flammable mixture Unless specified otherwise in this service manual lubrication of contacts is not required Capacitors may result in an explosion hazard 5 Do not defeat any plug socket B voltage interlocks with which receivers covered by this service manual might be equipped 6 Do not apply AC power to this instrument and or any of its electrical assemblies unless all solid s...

Page 7: ...ze bodily motions when handling unpackaged replacement ES devices Otherwise harmless motion such as the brushing together of your clothes fabric or the lifting of your foot from a carpeted floor can generate static electricity sufficient to damage an ES device 1 3 7 Ordering Spare Parts Please include the following informations when you order parts Particularly the Version letter 1 Model number seri...

Page 8: ...y damage equipment loose data get an unexpected result or has to restart part of a procedure Warning A warning is used when there is danger of personal injury Reference A reference guides the reader to other places in this binder or in this manual where he she will find additional information on a specific topic 7 40DR3505 ...

Page 9: ...stem NTSC ATSC Audio System MN Audio Output Power Built in W 8W 2 Audio Output Power outer W No Total Power Input W 100W Voltage Range V AC100V 240V Power Frequency Hz 50 60Hz Time of Sleep Timer MINS 240Min Net Weight KG 6 85 Gross Weight KG 8 70 Net Dimension MM 883 86 548 05 248 5 Packaged Dimension MM 972 604 156 Service Manual Model No Chapter 2 Specification 2 1 Specification list 8 40DR3505 4...

Page 10: ...Service Manual Model No 2 2 External pictures four faces Front Side Up Side 9 40DR3505 ...

Page 11: ...Service Manual Model No Right Side Back Side 10 40DR3505 ...

Page 12: ...d 3 Remove the four screws indicated with red circles 4 Remove the power main board 1 Lay down the TV set 2 Remove the four screws from the stand which in the picture above 3 Remove the stand 3 1 2 Remove the Back Cabinet 3 1 4 Remove the Speaker Remove the speaker directly 1 Remove the fifteen screws indicated with red circles 2 Flip machine panel side up 3 Carefully raise the Front shell from bo...

Page 13: ...Service Manual Model No 3 1 6 Remove the Remote Control Board And the Key Board Remove the Remote Control Board and the Key Board indicated byred circle in below picture 12 40DR3505 ...

Page 14: ... Manual Model No Chapter 4 Location of Controls and Components 4 1 Board Location 13 A Board B Panel No Parts number Description A Board power main board B Panel 712 39583 X3250 LCD Panel 40DR3505 DH1TKAM0102M ...

Page 15: ...ignal that panel can display 4 2 2 Connector definition 14 IR Key Interface CN6 Pin number Signal name 1 GND 2 K7 3 K6 4 K5 5 K4 6 K3 7 K2 8 K1 9 K0 10 GND 11 IR 12 GRE 13 RED 14 5V LED Backlight interface CN804 CN805 Pin number Signal name 1 LED 2 NC 3 LED Speaker connector CN20 Pin number Signal name 1 ROUT 2 ROUT 3 LOUT 4 LOUT 40DR3505 ...

Page 16: ...Service Manual Model No 15 40DR3505 ...

Page 17: ...Service Manual Model No 4 3 LCD Panel Backlight Unit LVDS CONNECTOR CNF1 16 40DR3505 40DR3505 ...

Page 18: ...Service Manual Model No 17 40DR3505 ...

Page 19: ...Service Manual Model No Chapter 5 Installation Instructions 5 1 Accessories Remote Control 18 Batteries 40DR3505 ...

Page 20: ...ct HDMI mode Refer to the HDMI device user guide for how to operate C Connect a D type 15 pin VGA interface cable to the VGA video interface connector on the PC Connect the other end of the cable to the PC interface connector on the TV Tighten the screws on the D E VGA connectors and connect the audio cable not supplied to the audio input socket on the back of the TV Turn on the TV firstly and then...

Page 21: ... 3 CH TV channel up 4 VOL Press to decrease the volume 5 VOL Press to increase the volume 6 MENU Press to select the main menu 7 INPUT Press to select the input source Service Manual Model No Chapter 6 Operation Instructions 6 1 Front Panel Controls 20 40DR3505 ...

Page 22: ...ual Model No 6 2 Back Panel Controls 21 1 Earphone output 2 Coax output 3 Audio in input 4 Video Y in input 5 PbPr IN input 6 PC Audio input 7 VGA input 8 RF input 9 HDMI1 input 10 HDMI2 MHL input 11 HDMI3 ARC input 12 USB IN input 40DR3505 ...

Page 23: ...6 22 POWER INPUT USB Shortcut button CC HOME Program Number Channel selection RECALL button VOL VOL Volume selection CHġ CHĢ Channel selection Mute Menu button Back button Exit button DISPLAY button SAP button Sleep button Wide button Audio button Picture Mode OK button Channel List Favorite program Play Pause button only for USB EPG button Fast Reverse only for USB Fast Forward only for USB 40DR3...

Page 24: ...Y5V 80 20 16V 5V_STB VI 3 VO 2 ADJ 1 VO 4 UL1 LC1117CLTR33 CL3 10uF 0603 X5R 20 6 3V VI 3 VO 2 ADJ 1 VO 4 UL2 LC1117CLTRAD 1V8_DDR RL1 330ohm 0402 1 1 16W RL2 150ohm 0402 1 1 16W CL6 0 1uF 0402 Y5V 80 20 16V CL4 10uF 0603 X5R 20 6 3V CL5 0 1uF 0402 Y5V 80 20 16V 5V_M CL7 10uF 0603 X5R 20 6 3V CD1 10uF 0603 X5R 20 6 3V CD4 10uF 0603 X5R 20 6 3V RM2 NC 3K3ohm 0402 5 1 16W 5V_STB RB2 NC 0ohm 0402 5 1...

Page 25: ...I3_DET AMP MUTE ARC_DET AU_VRM IF_AGC VIFP VIFM AU_VAG 3_3V_AU 1 15V_STB GIN1M HD1_SOG HD1_Pr HD1_Y HD1_Pb VGA_RIN VGA_GIN VGA_BIN GIN0M VGA_HS VGA_VS AV_LIN AV_RIN AV_IN VCOM HDMI ARC HOTPLUG3 HDMI2_SCL HDMI2_SDA HDMI2_RXC_N HDMI2_RXC_P HDMI2_RX0_N HDMI2_RX0_P HDMI2_RX1_N HDMI2_RX1_P HDMI2_RX2_N HDMI2_RX2_P HOTPLUG1 HDMI1_SCL HDMI1_SDA HDMI1_RXC_N HDMI1_RXC_P HDMI1_RX0_N HDMI1_RX0_P HDMI1_RX1_N H...

Page 26: ...X7R 10 50V CK1 0 1uF 0402 Y5V 80 20 16V 3V3_STB LED_R LED_G RK8 10Kohm 0402 1 1 16W KEY RK11 1Kohm 0402 5 1 16W RK2 1Kohm 0402 5 1 16W LED_RED RK1 22ohm 0402 5 1 16W GND 0 67V 1 05V 1 36V 1 79V 2 24V 2 67V 0 32V CK3 0 1uF 0402 Y5V 80 20 16V LED_R CON2 RF5 NC 1Kohm 0402 5 1 16W GND VCC_Panel GND GND VCC_Panel VCC_Panel GND GND GND GND CON1 GND GND RXE3_P RXE2_N RXE1_P RXE1_N RXE0_N RXE0_P RXE2_P RX...

Page 27: ... 0402 Y5V 80 20 16V CH17 NC 0 1uF 0402 Y5V 80 20 16V CH13 NC 0 1uF 0402 Y5V 80 20 16V CH12 NC 0 1uF 0402 Y5V 80 20 16V 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 HPD HDMI 5V GND SDA SCL ARC CEC RXC GND RXC RX0 GND RX0 RX1 GND RX1 GND RX2 RX2 21 22 23 GND GND GND GND AV3 161031041 SPCC CH2 NC 22pF 0402 NPO 5 50V CH4 NC 22pF 0402 NPO 5 50V CH5 NC 22pF 0402 NPO 5 50V CH7 NC 22pF 0402 NPO 5 50...

Page 28: ...402 5 1 16W CI7 0 047uF 0402 X7R 10 16V IR Transmitter Nin 1 Vcc 2 GND 3 NC1 4 NC2 5 AV26 NC GQ 08 GND SPDIF_OUT COAX 5V_M RF2 NC 0ohm 0402 5 1 16W C9 1000pF 0402 X7R 10 50V C10 1000pF 0402 X7R 10 50V GND LINE_R LINE_L LINE_L_OUT LINE_R_OUT R9 200Kohm 0402 5 1 16W R10 200Kohm 0402 5 1 16W R7 10Kohm 0402 5 1 16W R8 10Kohm 0402 5 1 16W RI1 75ohm 0402 5 1 16W GND GND AV_R_OUT AV_L_OUT GND 5V_M USB0_D...

Page 29: ...V 80 20 16V GND GND CT4 0 01uF 0402 X7R 10 16V GND 1 8VRF GND CT8 1000pF 0402 X7R 10 50V LT3 33nH 0402 5 1 4 LT6 33nH 0402 5 1 4 CT9 1000pF 0402 X7R 10 50V LT2 HQ1005C8N2JT RT3 100ohm 0402 5 1 16W CT14 NC 0 1uF 0402 Y5V 80 20 16V GND CT11 0 1uF 0402 Y5V 80 20 16V GND 3 3VRF RT1 750Kohm 0402 5 1 16W GND GND RT4 6K8ohm 0402 5 1 16W GND CT2 1800pF 0402 X7R 10 50V CT1 1uF 0402 X5R 20 6 3V C78 1uF 0402...

Page 30: ... LO AMP RO CA9 1uF 0603 X5R 10 25V CA11 1uF 0603 X5R 10 25V CA14 1uF 0603 X5R 10 25V CA19 1uF 0603 X5R 10 25V CA6 0 1uF 0402 Y5V 80 20 16V CA8 0 1uF 0402 Y5V 80 20 16V CA20 0 1uF 0402 Y5V 80 20 16V CA21 0 1uF 0402 Y5V 80 20 16V CA4 NC 1000pF 0402 X7R 10 50V CA5 NC 1000pF 0402 X7R 10 50V CA10 NC 1000pF 0402 X7R 10 50V CA17 NC 1000pF 0402 X7R 10 50V RA1 10ohm 0603 5 1 10W CA28 0 1uF 0603 Y5V 80 20 5...

Page 31: ...Service Manual Model No 7 2 Wiring Connection Diagram 30 40DR3505 ...

Page 32: ...end of the main factory menu you can see the edition of the software like this BUILD TIME 2014 01 21 23 17 21 VERSION v1 0 8 1 2 How to exit If you want to exit this factory menu please press the button Exit on the remote system will be out the factory mode menu 8 2 Measurements and Adjustments 8 2 1 The Main Menu In factory mode menu press up down button to choose the up down item press right or ...

Page 33: ...oose on or off in Dynamic Contrast 6 Power On Mode Choose on or off in Power On Mode 7 Mirror Control Choose on or off in Mirror Control 8 Front End Status 9 Timer Test 10 SSC 11 Erase Flash 12 PQ Advance Debug Choose on or off in PQ Advance Debug 13 Factory remote Open or close the Factory remote 14 Factory CH Export 8 2 3 PICTURE Adjust the Picture Mode Picture Curve White Balance and OverScan i...

Page 34: ...etting 1 LVDS Bit Mode choose the Bit 2 LVDS MAP choose the MAP 3 LVDS ODD Even choose ODD or Even 4 Bcaklight Adiust the value of backlight 5 Reset Panel Setting Date 6 6MX0 LVDS Map choose the 6MX0 LVDS MAP 7 6MX0 Channel choose the 6MX0 Channel 8 6MX0 Mirror choose the 6MX0 Mirror 9 6MX0 Demo choose the 6MX0 Demo 10 6MX0 Update 33 40DR3505 ...

Page 35: ... to a USB disk on the root directory 2 Insert the USB disk when the AC power is off 3 Turn on the AC power in turn to begin 4 Turn off the AC power until the indicator light fast twinkling 5 Pull out the USB disk and power on the television Note Do not turn off the TV while it is updating 34 40DR3505 ...

Page 36: ...by Fine Tune and MANUAL Scan No color for some channel program black and white Verify that the same problem exists on other channels Check the picture and sound systems Refer to the relevant instructions in the manual to adjust the colour Spots with some or all pictures Verify if the antennal is correctly connected Verify if the antennal is in good condition Make fine adjustment of channel Televisi...

Page 37: ...Service Manual Model No 9 2 Mainboard IC Introduction Top view 36 1 2 3 4 5 6 7 8 40DR3505 ...

Page 38: ...Service Manual Model No Bottom view 37 40DR3505 ...

Page 39: ... DC DC convertor 5V 1 8V for MSD3393LU U1 LC1117CLTRAD UL2 5 voltage convertor 5V to 3 3V_STB LC1117CLTR33 UL1 6 voltage convertor 5V to 1 15V_STB LC3406CB5TR UD1 7 voltage convertor 5V to 3V for tuner LC1117CLTR33 UT1 8 Tuner SDCL1005CR33JTDF RFT1 Please check the Schematic Diagram for the particular support 38 40DR3505 ...

Page 40: ...the Power Board Yes Check the CN2 BLO Backlight on off Yes No There s something wrong with FRC Verify if the DC DC convertor can output the right Voltage No Change the corresponding DC DC QB3 output 5V Yes No Verify if QM1 output Change the QM1 Yes Still having problems Change Panel Change LVDS wire 39 40DR3505 ...

Page 41: ...ify if the main board has the right input according to the source TV COMPONENT AV VGA HDMI etc Yes Verify if UA1 has the right output Yes Check CN17 input is right No No Check the corresponding audio input circuit you connect Verify if UA1 has the right power in No Change UA1 Still having problems Change Mainboard 40 40DR3505 ...

Page 42: ...he Power supply Verify if CN4 Pin3 4 has 5V input Yes Verify if CN2 Pin1 has 12V input Yes Verify if DC DC convertors have the right output Yes No No No Change Power board Change Power board Change corresponding DC DC convertor Still having Change Change the software 41 Problems Mainboard 40DR3505 ...

Page 43: ...fy if sound system is correct No Change sound system For ease of use recommend that customer format the picture and sound settings in the automatic option Still having problems Updata the software and make the reboot or change the maiboard 42 40DR3505 ...

Page 44: ...em exists in other channels Yes check out of picture and sound system No No Check out of picture and sound system of this channel Change the channel to the right sound system PAL BG SECAM L Yes Refer to relative instructions in the Manual for color adjust Updata the software and Still having problems 43 make the reboot or change the maiboard 40DR3505 ...

Page 45: ...en Check if the power cord co nnect well Yes Check if the Power board output 5V and 12V No No Reconnect the power cord with the outlet or Power board Replace the Power board pls Still having problems Check if Main board LVDS wire Panel are in good condition 44 40DR3505 ...

Page 46: ...CD Mis align between TCP and Panel Panel failure TCP failure Name Description Phenomena Failure cause V B D Vertical bar V Dim Vertal gray line V L D Vertical color line light or dark forever TCP H B D Horizontal bar H Dim Horizontal gary line H L D Horizontal line light or dark forever Service Manual Model No 9 4 Pannel Failure Failure Mode 45 40DR3505 ...

Page 47: ...tch Tine or rigidity arose Eyewinker inside Polarizer Eyewinker inside Polarizer Abnormal Display Bright and dark display alternately 1 Chip lose action 2 IC ahort or jointiog bad 3 Pannel and vsc connect bad Part Name Dot Defect Polarizer Bubble Panel or Polarlzer Polarizer Scratch F inside Polarizer Abnormal Display Circuit Flashing Service Manual Model No 46 40DR3505 ...

Page 48: ...DS Black Screen B L normal only Black screen display Circuit Crosstalk FIIcker LCD Vcom imbalance Abnormal Color Only color abormal Capacitance improper bring crosstalk inside LCD pannel Abnormal Color Only color abnormal 1 Chip lose action 2 IC short or jointion bad 3 Pannel and vsc connect bad Service Manual Model No 47 40DR3505 ...

Page 49: ...wire and electrode B L dark B L brightness darker than normal Connect badnessShort between wire and electrode B L wire damaged Without backlight B L wire damaged B L wire open Operation abnormal or systemic noise Operation abnormal or systemic noise Short bitween lamp housing and wire Because consume power too much B L shut down B L shutdown in sometime F M F M inB L white balck Rotundity or wirel...

Page 50: ...leakage B L unit badness Brightness at bottom of LCM brighter than normal Mechanlcal or B L B L brightness asymmetric Uniformity Sheet in B L unit is uneven Mount hole Lack screw or screw damage Lack screw Screw damage Service Manual Model No 49 40DR3505 ...

Page 51: ...Sincere Forever Haier Group Haier Industrial Park No 1 Haier Road 266101 Qingdao China http www haier com Printed in China ...

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