TCL L28B2500-MS306D-LA Service Manual Download

Page: 22 / 39

DGND

DIO

CLK

HOLD

VCC

GND

DGND

E-PAD

LVA4M

AUREFM

RESET

RIN1P
VSYNC1

LVA0M

LVA0P

AVDD_ADC33

RXACKP

GPIO[3]

SDI

DP_P0

GND1

VDDIO_DATA

IRIN

CEC

RXD0N

DDCDD_CK

RXA2N

HSYNC0

RIN0P

LINEIN_R1

TAGC

LVA2M

LVB4M

AVDD_MOD3

VCOM

VDDC1

AVDD_PLL

GPIO[56]

GPIO[55]

VDDIO_CMD

AVDD_REF

AVDD_DMPLL

XIN

XOUT

LVA4P

LVACKP

GIN1M

AVDD_MOD1

GIN0P

SOGIN0

BIN0P

ARC

DDCDA_CK

RXA2P

RXA1P

RXA1N

RXA0N
RXA0P

LINEIN_L1

VSYNC0

LINEIN_R5

LINEOUT_L3

LINEOUT_R3

LINEOUT_L0

LINEOUT_R0

BIN1P
SOGIN1
GIN1P

LINEIN_L3

LINEIN_R3

LINEIN_L4

LINEIN_R4

LINEIN_L5

LVA1P

LVACKM

LVA1M

AVDD_MOD2

CVBS1

CVBS2

GPIO[0]
GPIO[1]

PWM2

LVB1M

GPIO[2]

VDDC2

LVB3P

LVB3M

LVBCKP

LVBCKM

LVB2P

LVB1P

CSZ

SDO

LVB0P

RXD2P

RXD2N

SAR0

SAR1

SAR2

RXD1N

DDCDD_DA

RXD0P

RXDCKN

HOTPLUGD

GND2

PWM1

DDCA_CK

LVB0M

RXACKN

AVDD_12

CVBS0

LVA3P

LVB4P

GPIO[65]

DM_P0

DDCA_DA

RXDCKP

DDCDA_DA

GIN0M

LVA2P

LVB2M

SCK

GPIO11

RXD1P

CVBSOUT1
AVDD_AU33

HSYNC1

DP_P1

AVDD_MOD4

DM_P1

PWM0

LVA3M

AUVAG

HOTPLUGA

DGND

KEY

LOGO

5VAIN

LED

GND

IR-IN

P203A

Normal Power 1.2V

Normal Power 3.3V

CLOSE IC

L1 FOR MSD1306XS

250mA

L3 FOR MSD1306XS

DDR POWER

Tuner

CLOSE IC

LVDS SOCKET OPTION

DGND

KEY

+3V3

+3V3STB

SERAL FLASH

Debug port

Chip config

RESET

System XTAL

Audio

Close to IC with width trace

KEY&IR CIRCUIT

PIN109

PIN56

R250

4K7

C247

0.1U

0.01U

C246

C248

4U7

HDMI1_SCL

HDMI1_SDA

AMP-AUOUTL0

TS_SYNC

TS_D0

TS_CLK

AVDD33_DEMOD

VDD33_DMPLL

PWR-ON/OFF

HDMI0_CLKN

HDMI0_CLKP

HDMI0_RX0N

HDMI0_RX0P

HDMI0_SDA

HDMI0_RX1N

HDMI0_RX1P

HDMI0_SCL

HDMI0_RX2N

HDMI0_RX2P

HDMI_HP1

HDMI1_RX2P

HDMI1_RX2N

HDMI1_RX1N

HDMI1_RX0P

HDMI1_CLKP

HDMI1_CLKN

F19

LED_G

0.1U

C251

0.1U

C238

HDMI_CEC

C215

2U2

C213

0.047U

C212

0.047U

C211

0.047U

C210

0.047U

C209

0.047U

C208

0.047U

C207

0.01U

C206

0.047U

C205

0.047U

C204

0.047U

C203

0.047U

C202

0.01U

C201

0.047U

129

115

26
27

73
72

104

109

113

114

120

125

3
4

22
23
24

92
91

97
96

127

126

110

111

112

123

122

121

118

117

116

106

107

108

119

103

124

33
34

102

100

101

105

128

U201

MSD1306

IRIN

LOGO

R203

68R

R202

68R

RGB2-HDTV_RIN

R201

68R

AGC

AVDD_DDR_1V8

AGC

RXO0-

AMP_MUTE

RXO1+

RXO1-

RXO0+

RXO2+

RXO2-

RXO3+

RXO3-

RXOC+

RXOC-

RXE0+

RXE0-

RXO4+

RXO4-

RXE2+

RXE2-

RXE1+

RXE1-

RXEC+

IF-AGC-SEL

R239

10R

R238

IF-AGC-SEL

SPDIF-OUT

0.1U

C236

AV-CVBS1P

CVBS0P

AV_AURIN1

AV_AULIN1

C217

2U2

C216

2U2

+3V3STB

R241

2K2

+3V3STB

0.1U

C237

0.1U

C241

+3V3STB

0.1U

C250

AVDD_DDR_1V8

+1V2_VDDC

AVDD_ADC

0.1U

C239

+3V3STB

0.1U

C242

L202

120R

C224

10U

C255

1000P

C256

2U2

C257

2U2

R229

22K

R227

4K7

R226

ZFCS

R224
4K7

C225

0.1U

C220

220P

R208

200K

C219

20P

C218

R218

4K7

R205

4K7

R220

68R

R204

4K7

+3V3STB

+1V2_VDDC

AU33

C214

2U2

AVDD_ADC

+3V3STB

AVDD_DDR_1V8

R221

68R

R219

4K7

X201

24M

R207

R206

C221

220P

R209

200K

C222

220P

R211

200K

C223

220P

R210

200K

L210

D201

0BAV99

R225

R228

ZREST

0.1U

C258

BT3906

Q201

C227

10U

C228

0.1U

L205

120R

ZFSCK

ZFSDI

ZFVCC

ZFWP

ZFSDO

U202

W25Q32BV

R222

R223
10K

R212

33R

2U2

C245

0.1U

C243

C244

0.1U

AVDD33_DEMOD

L201

120R

2U2

C254

0.1U

C252

C253

0.1U

C249

AU33

L204

120R

VDD33_DMPLL

+3V3STB

L203

120R

+3V3STB

TUNER_VCC

R214

4K7

R215

4K7

TUNER_VCC

R216

R217

10K

C226

0.022U

R233 0R

4K7

R232

R230 4K7 NC

P201

2U2

C240

R231

P201A

LVDS_SEL

RXE1+

RXE1-

RXE0-

RXE0+

RXE2+

RXE2-

RXEC-

RXEC+

RXE3+

RXE3-

VCC-PANEL

ZL_SENSOR

2K2

R240

Z5V

P203

+3V3STB

R252

100K

R247

R248

C230
10U

0.1U

C231

R245

4K7

R246

Z3V3

Q202

C124ET

10R

R249

4K7

R243

R242

68R

0.1U

C234

R244

5VAIN

ZIRIN

0.1U

C233

Z3V3STB

ZLOGO

C235

22P

4K7

R251

P204

ZKEY

Z5V2

ZDGND

0.1U

C229

ZLED_G

P_ON/OFF

RESETN

SPI_FLASH-SDI

SPI_FLASH-SDO

SPI_CS0N

SYSTEM-RST

RXEC-

AUVRM

AUVAG

AMP-AUOUTL0

AMP-AUOUTR0

AV-AUOUTR3

AV-AUOUTL3

UART-RX

UART-TX

UART_RX

UART_TX

BRI_ADJ-PWM0

XTALO

XTALI

RXE4+

RXE4-

RXE3+

RXE3-

HDMI1_RX0N

HDMI1_RX1P

BIN0

SOGIN0

GIN0P

GIN0M

RIN0

VGA_VS

VGA_HS

RGB0_Y-SOG

BIN2

SOGIN2

GIN2P
GIN2M

RIN2

RGB2-HDTV_BIN

RGB2-HDTV_SOGIN

RGB2-HDTV_GIN

VCOM0

CVBS_OUT0

AV-CVBS0P

AUVAG

AUVRM

AUL0

AUR0

AV_AULIN0

AV_AURIN0

AMP-AUOUTR0

AV-AUOUTL3

AV-AUOUTR3

XTALO

XTALI

VIFP

VIFM

USB1_D-

USB0_D-

SPI_CS0N

SPI_FLASH-SDO

SPI_FLASH-SDI

SPI_FLASH-SCK

SPI_WP0N

SYS_SCL

SYS_SDA

TS_VLD

BRI_ADJ-PWM0

UART_RX

UART_TX

KEY0-SAR0

VBL_CTRL

PANEL_ON/OFF

IRIN

HDMI_CEC

SYSTEM-RST

HDMI_HP0

IF-AGC-SEL

SPI_FLASH-SCK

SPI_WP0N

SYS_SCL

SYS_SDA

TAGC

LVDS_SEL

RXE1-

LVDS_SEL

RXO4-

BIT_SEL

VCC-PANEL

DCR

VBR_OUT

RXE3-

RXE2-

RXE1-

RXE0+

RXE0-

RXO3-

RXOC-

RXO2+

RXO2-

RXO1+

RXO1-

RXO0+

RXO0-

RXE4-

RXEC-

RXOC+

RXO3+

RXO4+

RXE1+

RXEC+

RXE3+

RXE4+

RXE2+

BIT_SEL

RXE3+

RXE3-

RXEC+

RXEC-

RXE2+

RXE2-

RXE1+

RXE0+

RXE0-

5VAIN

L_SENSOR/NC

+3V3STB

LOGO

5VAIN

L_SENSOR/NC

+3V3STB

DGND

KEY0-SAR0

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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