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TCL L50B2800, Service Manual

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Page: 26 / 36

background image

LVDS

Transimiter

TPA3113D

SPI

MSD6308RT

HDMI2

HDMI3

FAT+ / FAT-

FLASH

Key

IR

Y(AV)/PB/PR

Audio out

Audio in

Network

DDR

SPDIF

Signal Flow Diagram

Panel

USB

7

HDMI1

CABLE

(ATV)

ANATENA

(ATV/DTV)

RX
+/

RX-

D+
/ D-

USB

D+
/ D-

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Summary of Contents for L50B2800

Page 1: ...fication 3 Alignment Procedure 4 Block diagram 5 Scheme Diagram 6 Troubleshooting This 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 afte...

Page 2: ...ectric shock to the person 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 liter...

Page 3: ...impact of any kind Be 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...

Page 4: ...ng conductors location 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...

Page 5: ...durein youroperatinginstructions 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...

Page 6: ...olor 16 7M 8 bit Parental Control Yes at DTV Refresh Rate 60Hz Content restriction Yes at DTV Sleep Timer Yes System Update Yes Hotel Mode Input Method Smart TV IME Side MHL Teletext Nicam Lightsensor...

Page 7: ...8 Gross Weight With Packaging Kg 16 5 VESA Mounting Dimensions LxH mm 400 400 Operation Manual Spanish Default Remote Control and batteries RC199 Base Stand Integrated Packaging AC power cord 1 pc Ad...

Page 8: ...ent Specification For MS08PA LA Series V1 0 Doc Page 1 of 18 TCL GMC IPC R D Factory Test Alignment Specification FTAS for MS08PA LA Series Version 1 0 PREPARED BY Gao Hongxin DATE 2014 05 26 APPROVED...

Page 9: ...d shall not be disclosed by the recipient to third persons without the written permission of the team leader or GM of R D Revision History Version Issue Date Description of changes v1 0 2014 05 26 The...

Page 10: ...p x2 1280x1470 60Hz 1280x720p x2 NO Audio Return Channel ARC Yes Serial connector N A Other I2C connector of MEMC module N A Main SW Serial NAND Flash BIN image U501 V8 MS08PABR LF1V0 IC Details Posit...

Page 11: ...STB U201 3 3V 5 TU_3V3 U201 3 3V 5 3 3V U174 1 5V 5 1V5 UD60 1 2V 5 1V2 Q10 5V 5V 1 2 SW Image download 1 3 Project ID Modification There are different IDs stored into the NVM depending on different P...

Page 12: ...ly for TV AV Audio tones can be defined by the factory i e 1KHz 3KHz sweep Picture video formats can be changed by the factory according to their own standard Remark 1 CMP Audio in shared with AV AV V...

Page 13: ...o TV s RJ45 and check that IP subnet mask DNS addresses are visible on User menu Setting Network Setting Cabal Network OK ensure that Internet Connection is Enabled at first More in depth test can be...

Page 14: ...rm up Test Following TCL standard and practices it s required minimum 15min of Warm Up that can be considered as Burn In Additional Aging for White Balance alignment is no more necessary due to consis...

Page 15: ...vable panel performance and less important than saturation on high light If necessary Scaling Contrast register can be adjusted The BlackLevel measurement need to be within 1 2 If necessary Scaling Br...

Page 16: ...pen Mstar Mboot software programming tool ISP_Tool_4528 Click on Read and select mboot bin file Then click Connect it will check SPI FLASH s tape correct it will display OK Note If this is not the fir...

Page 17: ...on For MS08PA LA Series V1 0 Doc Page 10 of 18 Otherwise you will see an error Write Protect can t be disabled Next click on Auto menu then click Run it begin programming Mboot bin when programming su...

Page 18: ...ods to upgrade SW using USB the first one like below In the previous of upgrade SW using USB should program mboot bin file V8 6328L14 LB1Vxxx bin by ISP_Tool or by USB Then switch off TV by removing A...

Page 19: ...factory and through serial command the specific methods according to the operation of the factory guidance Appendix Factory Menu Description 1 Factory hotkey submenu Item Sub item Value Note Factory...

Page 20: ...to default value 6 NVM Reset submenu Item Sub item Value Note Reset ALL DO Clear NVM values and set to default value 7 Preset Factory Channel submenu NC Item Sub item Value Note Preset Factory Channe...

Page 21: ...TO DATA N ASCII MAC write B3 MAC address 6 Binary The process is as the picture below Portal give the UID and DID to the factory local service and the service connect to the factory LAN When product...

Page 22: ...to a wired network 1 2 Connecting to a wireless network To connect your TV to your network wirelessly you need a wireless router or modem and a Wireless LAN Adapter Connect your Wireless High Gain USB...

Page 23: ...t Address type to Manual then press to go to the first entry field Enter the IP address Subnet mask Default gateway Primary DNS and Secondary DNS values Use the digit buttons to enter numbers and the...

Page 24: ...the homepage Back Return to the webpage you just left Go to Select from the list to get back to a recently visited webpage Refresh Click it to refresh the webpage Bookmark manager Click it to display...

Page 25: ...S08PA LA Series V1 0 Doc Page 18 of 18 U302 SO 8 13 W25Q16 00B CPP MBOOT V8 6328L14 LB1Vxxx U301 IC TSOP48 13 FHMT29 4GB CPP Main Software V8 6328L14 LF1Vxxx 2 The DEVICE ID MAC Address HDCP KEY ESN K...

Page 26: ...VDS Transimiter TPA3113D SPI MSD6308RT HDMI2 HDMI3 FAT FAT FLASH Key IR Y AV PB PR Audio out Audio in Network DDR SPDIF Signal Flow Diagram Panel USB 7 HDMI1 CABLE ATV ANATENA ATV DTV RX RX D D USB D...

Page 27: ...067 CHINA TEL 86 755 33312403 5TH FLOOR TCL 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 PERS...

Page 28: ...U RD94 33R R136 330R R135 3K3 120K RD63 C65 0 1U C121 1000P R124 220K R110 220R R108 33K 0R R100 NC C118 NC 470P LED_OUT R163 1K 1 2 3 6 5 8 4 7 UD90 MP1495 BL_ON_OUT 3_3VSB 3_3VSB MAIN_POWER 3_3VSB 3...

Page 29: ...U C322 0 1U RXVN_1 TXVP_0 TXVN_0 RXVP_1 C389 560P R389 12K F321 R362 120R R361 220R C352 33P C351 0 1U R315 33R C303 0 047U R_IN L_IN C301 2U2 F306 VCOM0 AV1_V_IN HD1_Y_IN HD1_PR_IN HD1_PB_IN C343 0 0...

Page 30: ...SB_5V MHL_CABLE_DET H1_ARC H1_ARC H1_ARC_OUT R406 0R R442 18K R438 0R MHL_CABLE_DET 5V H2_5V HDMI2_SDA HDMI3_SCL H3_RX2 C405 10U C407 0 1U C406 0 1U R431 10K R430 4K7 C404 0 1U C403 10U H_CEC H_CEC H_...

Page 31: ...G08A R519 22R NC C519 33P C520 33P R549 NC 10K R517 10K C505 NC 0 1U NC NC 0R R518 R503 NC 4K7 12V 5V R516 27K R504 NC 10K SDI SCK DO MCU_RESET C501 0 1U NC R511 3K3 47K R508 C502 NC 0 1U R507 47K R52...

Page 32: ...C604 2U2 C643 30P C609 10U R604 NC 1M X24M1 24M 3_3VSB C633 0 1U 3_3V 3_3VSB XTALI 1_5V R621 0R NC C626 0 1U C624 0 1U VCCK 12V R625 0R C634 1U L602 1000R 0R R603 AUVAG POWER_DET R624 100K R623 1K R6...

Page 33: ...EY1_IN POWER_DET LAN_LED0 PM_CONFIG0 PM_SPI CSN PWR_ON OFF PM_RX VBL_CTRL 3D_LR_IN E2PROM_WP PM_CONFIG1 SPI1_CK SPI1_DI SPI2_CK SPI2_DI TCON0 TCON1 TCON2 TCON3 TCON4 TCON5 TCON6 TCON7 VSYNC_LIKE PM_TX...

Page 34: ...PA3113D2 R815 100R R812 10R 0 1U C861 C860 0 1U 2 1 P803 WHITE OUTLP OUTLN OUTRN 2 1 P804 RED OUTRP R860 0R C800 220U 35V V_AUDIO C810 1000P 6 11 10 7 8 1 3 2 4 5 9 TU1 1 2 3 4 U801 AZ1117 R861 NC 200...

Page 35: ...r board Check every DC DC module Check if main chip Output Pow ON Dim BL ON Signal to power board Check the U700 main IC Peripheral components upgrade main software check whether it connect ground wel...

Page 36: ...ure in all source Check the relevant signal source circuit Check peripheral components of U700 U700 Problem Check the circuit between U700 to panel Check the LVDS connector and T con board and panel C...

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