TCL L28B2500-MS306D-LA Service Manual Download

Page: 24 / 39

DGND

T
T

DGND

SDA

IF_AGC

IF_P

GND1

GND2

VCC

SCL

IF_N

IF_AGC

NC2

NC3

IF_N

NC1

SCL

3V3

SDA

GND

IF_P

I2CS_SCL
GND1
XTAL_OUT
XTAL_IN
AVDD_MPLL
RFAGC
IFAGC
QP

GND2
IP
IM

AVDD33_ADC

GND3

SAR_RSSI

AVDD_SAR

VDD1

GND4

GPIO[0]

I2CM_SCL

I2CM_SDA

GND5

VDD33_1

TS_ERR

VDD2

GND6

VDD33_2

MSPI_CLK/SSPI_CSZ

RESETZ

GND7

MSPI_DI/SSPI_DO

MSPI_DO/SSPI_DI

MSPI_CSZ/SSPI_CLK

TS_CLK

TS_D[7]

TS_D[6]

TS_D[5]

TS_D[4]

TS_D[3]

TS_D[2]

TS_D[1]

TS_D[0]

TS_VLD

VDD33_3

GND8

VDD3

I2CS_SDA

TS_SYNC

GND/ADJ

OUT

VIN

GND/ADJ

OUT

VIN

DIO

CLK

HOLD

VCC

GND

DGND

POWER

NEAR IC

RESET

XTAL

TS_ERR IS LOW FOR I2C ADDRESS 0XD2

TS_ERR IS HIGH FOR I2C ADDRESS 0XF2

THE IC FOR MSB101A

CONFIG

DEMOD TUNER IF AGC

NEAR IC

Tuner AGC Close Tuner

172mA

DEMOD CIRCUIT

For silicon Tuner Supply

TUNER CIRCUIT

FOR DEMOD IC SUPPLY

Close Tuner

C123

220U

16V

TU_IF+

TU_AGC

C117

4U7

2U2

C115

0.1U

C114

C103

4U7

TUNER_VCC

U102

NC/MX25L512E

ZDFGND

ZDFWP

ZDFDO

ZDFCSZ

ZDFDI

ZDFVCC

ZDFCLK

ZTSCL

ZTIF-

ZTIF+

TU1_SDA

U104

AS1117-3.3

U103

AS1117-3.3

1
2
3
4
5
6
7
8

10
11
12

U101

MSB101A

TU1

L101

1R 1/4W

R119

100R

IF+

100R

R118

IF-

IF+

C143

0.1U

C142

0.1U

C145 0.1U

TUNER-3V3

VCC3V3

TU2

TUNER_SDA

TUNER_SCL

SYS_SCL

SYS_SDA

TUNER_SCL

R126
1K

R125
100K

R130

TUNER_VCC

5VAIN

R129
10K

Q104

BT3904

Q101

BT3906

ZTG3

ZTG2

ZTG1

75R

R122

ZT3V3

100P

C109

C108

100P

R123

75R

ZTAGC

ZTSDA

0.1U

C116

ZT3V3F

ZT5V

R128
100K

R127

100K

TUNER_VCC

Q103

BT3904

Q102

BT3906

R124

100K

IF-AGC-SEL

IF_AGC_DM

TU1_SCL

TUNER_SDA

TU1_SDA

TU1_SCL

TAGC

TU_AGC

1V2

VCC3V3

+1V2_VDDC

C133

VCC3V3

C132

0.1U

C131

0.1U

C128

0.1U

C129

0.1U

C130

0.1U

C125

0.1U

VCC3V3

R108

10K

VCC3V3

R112

4K7

R111

47R

C134

C135

C136

R109

47R

R107

NC/10K

R106

NC/10K

VCC3V3

R104

10K

R105

NC/33R

VCC3V3

C141

10U

R101

10K

VCC3V3

27P

C139

C140

27P

1V2

VCC3V3

1V2

VCC3V3

C144

0.1U

X101

24M

R103

R102

C138

NC/0.1U

R110

47R

R116

47R

R113

4K7

R115

R114

10K

C137

0.022U

C124

0.1U

C126

0.1U

C127

10U

L107

120R

IF_AGC_DM

IF_AGC

TUNER_SCL

TUNER_SDA

TS_SYNC

TS_VLD

TS_CLK

TSSYNC

TSVLD

TSCLK

TS_D0

TS0

CONFIGURE

MSPI_WP

RESETN

XTAL_IN

TS0

TSVLD

TSSYNC

SYS_SDA

MSPI_CLK

RESETN

MSPI_DO

MSPI_DI

MSPI_CSZ

TSCLK

TUNER_SCL

TUNER_SDA

CONFIGURE

IF_AGC

MSPI_WP

XTAL_IN

XTAL_OUT

SYS_SCL

XTAL_OUT

R120

NC/0R

R121

NC/0R

5VAIN

0.1U

C120

2U2

C119

C122

0.1U

C121

ZD3V3

ZD5V

R117

510R

C112

33P

L103

2.2UH

L104

1UH

L106

C113

56P

L105

1UH

C111

0.1U

C110

0.1U

VIFM

VIFP

TU_IF+

TU_IF-

0.01U

C105

L102

500R

R132

100R

0.1U

C102

C104

0.1U

C106

6V3

470U

C107

MSPI_CLK

MSPI_DI

MSPI_CSZ

MSPI_DO

TUNER-3V3

TU_IF-

All manuals and user guides at all-guides.com

Summary of Contents for L28B2500-MS306D-LA

Page 1: ...3CHEME IAGRAM 4ROUBLESHOOTING BOM list 4HIS M ANUAL I S T HE L ATEST AT T HE T IME OF PR INTING AND DOE S NOT INCLUDE THE MODIFICATION WHICH MAY BE MADE AFTER THE PRINTING BY THE CONSTANT IMPROVEMENT...

Page 2: ...rson The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instructions in the literature accompanying the...

Page 3: ...particularly careful not to damage the picture tube surface 9 Unplug this television set from the wall outlet before cleaning Do not use liquid cleaners or aerosol cleaners Use a damp cloth for cleani...

Page 4: ...of antenna discharge unit connection to grounding electrode and requirements for the grounding electrode 15 2 Note to CATV system installer Only for the television set with CATV reception This reminde...

Page 5: ...tructions do not attempt any further adjustment Unplug the set and call your dealer or service technician 22 Whenever the television set is damaged or fails or a distinct change in performance indicat...

Page 6: ...9 CATV 1 125 Audio Power Output 5W 5W DTV Channels digital Antenna 7 69 DVSS Dolby Virtual Surround X Chassis MS306D LA DDAS Digital Dynimic Audio System YES Certification CB AVC Auto Volume Control Y...

Page 7: ...1 11 TCL TOT Alignment Procedure MODEL MS306C D Series VERSION V1 0 PREPARED BY gongjunzan DATE 2013 04 28 APPROVED BY DATE CRT SJ FK02 2013 All manuals and user guides at all guides com...

Page 8: ...u 1 Methods of Entering Method 1 Using the remote enter the Picture submenu in the OSD choosing the contrast item and press the 9 7 3 and 5 in series Factory Menu will appear in the left top of screen...

Page 9: ...and then press OK to confirm OK 8 POWER ON LAST ON Always turns on TV when AC power on STB Always goes to standby mode when AC power on LAST Restore the status before the last AC power off OK 9 USB U...

Page 10: ...OK R OFFSET 128 R OFFSET OK G OFFSET 128 G OFFSET OK B OFFSET 128 B OFFSET OK WB INIT DO ONLY FOR TCL R D OK The first step is to adjust HDMI 3 Design Menu 1 Methods of Entering Method 1 Using the rem...

Page 11: ...MODE STANDARD Standard Bright Mild User OK SOUND MODE STEREO Movie Sports Standard Music User OK Channel OK Language English Up to 10 languages optional OK COLOR SYS AUTO AUTO PAL SECAM OK SOUND SYS...

Page 12: ...ely used by R D OK Volume Curve Volume curve Exclusively used by R D OK BackLight Curve BackLight curve Exclusively used by R D OK OverScan Exclusively used by R D 4 Service Menu 1 Methods of Entering...

Page 13: ...Enter the Factory Menu enable FAC HOTKEY 2 Check Project ID and the version of software release date displayed at the bottom of Factory Menu 3 Enter Design Menu choose SERVICE MENU Project ID choose...

Page 14: ...PB RCA cable HDMI cable etc 5 3 ADC Calibration 5 3 1 Signal and generator PC Chroma2329 Pattern 42 Timing 14 1024X768 60Hz 5 MOSAIC YPBPR Chroma2329 pattern 103 Timing 79 100 Color Bar 720p 5 3 2 Ste...

Page 15: ...adjustment 1 Enter the factory menu White Balance select source HDMI 1 and Normal Temperature 2 Input grey signal in 720p format 3 Change R OFFSET and B OFFSET to make sure the value of color coordina...

Page 16: ...device DO not change the file name Then insert the USB device to USB interface of TV set Note MS306C_TCL bin software update file is for MS306C chassis MS306D_TCL bin software update file is for MS30...

Page 17: ...the right or left button of the remote to select the ID you want 5 After ID selection press MENU button of the remote to exit DESIGN MENU 6 Finally do AC power on off All manuals and user guides at a...

Page 18: ...BUILDING SOUTH NANHAI ROAD A DATE DATE DATE MODEL DESCRIPITION DRAWN CHECK APPR 7 7 6 6 D D C C B B THIS DRAWING CANNOT BE COMMUNICATED TO UNAUTHORIZED PERSONS COPIEDUNLESS PERMITTED IN WRITING FORMAT...

Page 19: ...35 392170 00X BRI_ADJ PWM0 5VAIN 5VAIN 3V3STB 3V3STB NC 1K R804 R820 0R 5VAIN 5VAIN L801 30R NC_4 12V 0R R807 R846 470K 1U C834 AVDD_DDR_1V8 R810 10K NC 100R R803 0 01U C829 NC B C E Q802 BT3904 C832...

Page 20: ...H05V 10K R911 10K R908 R909 10K HDMI_HP1 R912 4K7 E C B BT3904 Q901 H1_5V 8 6 3 1 2 7 4 5 10R RP903 5 4 7 2 1 3 6 8 RP904 10R ZHGND ZH1_5V ZH0GND 8 6 3 1 2 7 4 5 10R RP902 5 4 7 2 1 3 6 8 RP901 10R H0...

Page 21: ...6 C906 560P 1 2 P907 1 2 3 4 5 6 P905 C924 560P C926 22P USB0_D USB0_D USB1_D USB1_D RGB2 HDTV_RIN R922 33R RGB2 HDTV_GIN R918 68R 10K R919 R920 10K AV AUOUTL3 12V C907 2U2 C914 10U ZAV1GND AV VOUT AV...

Page 22: ...E1 RXE1 RXEC IF AGC SEL 0R R239 NC 10R R238 NC IF AGC SEL SPDIF OUT 0 1U C236 AV CVBS1P CVBS0P AV_AURIN1 AV_AULIN1 C217 2U2 C216 2U2 3V3STB 3V3STB 3V3STB 3V3STB R241 2K2 3V3STB 3V3STB 3V3STB 3V3STB 0...

Page 23: ...R601 56K R603 22K 1U C630 1500P C606 NC DGND R613 10K C611 330P C610 0 22U R628 10R L601A 220R NC 1500P C604 NC R631 1K 7K5 R612 R611 6K8 R610 22K R629 470R B C E Q603 BT3904 7K5 R615 R617 22K R616 1...

Page 24: ...IF 100R R118 IF IF IF C143 0 1U C142 0 1U C145 0 1U TUNER 3V3 VCC3V3 6 7 8 1 3 2 4 5 9 TU2 TUNER_SDA TUNER_SCL SYS_SCL SYS_SDA TUNER_SCL R126 1K R125 100K R130 0R NC TUNER_VCC 5VAIN R129 10K B C E Q1...

Page 25: ...heral circuit of mail IC check solder of main IC check data fo NVM and reset it Check reset signal of main no switch on Check 3 3V 12V 24V of power supply Check PW Check DC DC part check Check signal...

Page 26: ...frequence Check the peripheral circuit of mail IC updating SW reset NVM replace main IC Abnormal picture All signal source bad Individual signal source bad Check the path with this signal source Check...

Page 27: ...nd Check all sound source Individual sound signal source Check the sound signal link to main IC Check the peripheral circuit of main IC SW Check the power of sound IC Check sound IC Check wave filter...

Page 28: ...470 OHM 1 10W 1 0603 R7 T8 28B250KG KE1 19 AB0471 FTX RES SMD 470 OHM 1 10W 1 0603 R1 T8 28B250KG KE1 40 F3300B KEB2XG PCB 40 F3300B KEB2XG 121 5X126 5MM 11PC T8 28B250KG KE1 46 GHSS02 04SG CONN SMT 4...

Page 29: ...JTX RES SMD 100 OHM 1 10W 0603 R803 T8 MS06KS MA1 19 AB0102 JTX RES SMD 1K OHM 1 10W 0603 R965 T8 MS06KS MA1 19 AB0102 JTX RES SMD 1K OHM 1 10W 0603 R948 T8 MS06KS MA1 19 AB0102 JTX RES SMD 1K OHM 1...

Page 30: ...JTX SMD RES 0 OHM 1 16W 5 R102 T8 MS06KS MA1 19 GA0000 JTX SMD RES 0 OHM 1 16W 5 R115 T8 MS06KS MA1 19 GA0000 JTX SMD RES 0 OHM 1 16W 5 R954 T8 MS06KS MA1 19 GA0000 JTX SMD RES 0 OHM 1 16W 5 R930 T8...

Page 31: ...R207 T8 MS06KS MA1 19 GA0105 JTX SMD RES 1M OHM 1 16W 5 R226 T8 MS06KS MA1 19 GA0105 JTX SMD RES 1M OHM 1 16W 5 R103 T8 MS06KS MA1 19 GA0121 JTX SMD RES 120 OHM 1 16W 5 R822 T8 MS06KS MA1 19 GA0153 J...

Page 32: ...T8 MS06KS MA1 19 GA0472 JTX SMD RES 4 7K OHM 1 16W 5 R112 T8 MS06KS MA1 19 GA0472 JTX SMD RES 4 7K OHM 1 16W 5 R243 T8 MS06KS MA1 19 GA0472 JTX SMD RES 4 7K OHM 1 16W 5 R205 T8 MS06KS MA1 19 GA0472 J...

Page 33: ...ZFX CAP CER SMD 1UF 10 0V 0603 80 20 R C827 T8 MS06KS MA1 28 AA0225 KBX CAP CER SMD 2U2F 10V DCV 0603 C256 T8 MS06KS MA1 28 AA0225 KBX CAP CER SMD 2U2F 10V DCV 0603 C254 T8 MS06KS MA1 28 AA0225 KBX CA...

Page 34: ...20 C122 T8 MS06KS MA1 28 AC0105 ZFX SMD CAP 1 UF 16VDC 80 20 C836 T8 MS06KS MA1 28 AC0105 ZFX SMD CAP 1 UF 16VDC 80 20 C807 T8 MS06KS MA1 28 AC0225 KBX SMD CAP 2 2UF 10 16V SP 188605643 C603 T8 MS06K...

Page 35: ...0221 KBX SMD CAP 220PF 50V 10 C927 T8 MS06KS MA1 28 HB0330 JCX CAP CER SMD 33PF 50V DCV 0402 C139 T8 MS06KS MA1 28 HB0330 JCX CAP CER SMD 33PF 50V DCV 0402 C140 T8 MS06KS MA1 28 HB0330 JCX CAP CER SMD...

Page 36: ...SMD 47NF 16V 0402 C203 T8 MS06KS MA1 28 HC0473 KBX CAP CER SMD 47NF 16V 0402 C204 T8 MS06KS MA1 28 HC0473 KBX CAP CER SMD 47NF 16V 0402 C205 T8 MS06KS MA1 28 HC0473 KBX CAP CER SMD 47NF 16V 0402 C209...

Page 37: ...3 RT9108 NBB IC SPEC AUDIO POWER AMPLIFIER RT9108NBGC U601 T8 MS06KS MA1 19 AB0752 JTX SMD RES 7 5K OHM 1 10W 5 0603 R622 T8 MS06KS MA1 19 AB0822 JTX R SMD 8K2OHM 5 1 10W 0603 R623 T8 MS06KS MA1 13 W2...

Page 38: ...KS RC1 63 B3008T BF5G SCREW ST 3MM 8MM ISO 19 R Y FOR RC FC T8 28B250KS RC1 63 B4012T BF5G SCREW ST 4MM 12MM ISO 19 R Y FOR BACK T8 28B250KS RC1 64 B30080 105G SCREW 3MM 8MM R Y FOR BACK T8 28B250KS R...

Page 39: ...30380 0HX6Q DEC STAND BASE 00 1B 00 R N T8 28B250KG BS1Z 56 730390 0HA6R DEC STAND BASE PLATE 00 00 00 R N T8 28B250KG BS1 89 604792 JZ06 SUNDRIES FILM 0 05X250 SELF ADHESIVE FIL FOR STAND T8 28B250KG...

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TCL L28B2500-MS306D-LA, Service Manual

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