TCL L32D2700 Service Manual Download Page 22

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DGND

DGND

DGND

Tel +86-755-3331xxxx Fax +86-755-3331xxxx

Nanshan District, Shenzhen, Guangdong

B Building, TCL Tower, Nanhai Road

TCL Thomson Electronics Ltd.

THIS DRAWING CANNOT BE COMMUNICATED TO UNAUTHORIZED PERSONS COPIED UNLES S PERMITTED IN WRITING

FORMAT DIN A2

HI =>Panel ON

LO =>Panel OFF

+24V/12V

GND

3V3STB

A_DIM/NC

3D_EN/NC

GND

P_ON/OFF

P_DIM

BL_ON/OFF

Typ 3A

12V TO 5V

Vref=0.6V

(Vin=2.5V-5.5V)

@max3A

Fixed OCP=4.2A

Fixed Fsw=1.2MHZ

FOR DDR3 outside power supply

If Vout=1V Set R015=150K R017=4.7K R016=220K

12V TO 3V3

For DDR3 power supply

MAIN POWER SOCKET

VCC=0.8(39/12.33+1)=3.33V

If Vout=1.2V Set R015=150K R017=0R R016=150K

If Vout=1.5V Set R015=150K R017=8.2K R016=91K

If Vout=1.8V Set R015=150K R017=6.2K R016=68K

BOM COST=1.22RMB

For timing sequence

VCC=0.8(39/7.31+1)=5.06V

5V NORMAL POWER

Typ 3A

Max 282mA

Output 1.5076V=1.25*(1+68/330) 200mA

FOR DDR3 power supply

For +1.2V T2 DEMOD power supply

For chip core power supply

+24V/12V

+12V

1.18V

For Netflix USE,Typ180mA,Max210mA

3V3 AND 3_3VSB POWER SUPPLY

3_3VSB TO 3V3--power no 3_3VSB

If power no 3_3VSB be use on

If power no 3_3VSB ,R046 on

If power no 3_3VSB ,R007A be on

R016 MS08EP/FP ATSC/ISDB-T=20K 1% for core voltage 1.243V

L004 CLOSE TO P915

R016 MS08B/G DVB-T/T2=33K 1% for core voltage 1.18V

DIM_PWM

R007

R036

C049

C048

R009

R031

39K

R038

330R

12K

R037

R021

10K

R039

C038

R004
330R

R005

R045

AS1117AD

0.1U/16V

U006

LD1117S12

33K

L000

R000

R001

BL_ON

10U

C013

L001

R035

6K8

R011

10K

R013

R034

33K

C005

1000P

C003

15P

R014

39K

L002

1000P

C047

R032

R049

33K

Q001

2N7002K

Summary of Contents for L32D2700

Page 1: ...ion 3 Alignment Procedure 4 Block diagram 5 Scheme Diagram 6 Troubleshooting SORGH GUDZLQJ 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 after the printing by the constant improvement of product ...

Page 2: ...lectric 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 literature accompanying the appliance CAUTION Use of controls adjustments or procedures other than those specified herein may result in hazardous radiation exposure CA U T ION RISK RISK OF ELECTRI ELECTRI...

Page 3: ...o 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 a damp cloth for cleaning 10 1 Do not place this television set on an unstable cart stand or table The television set may fall causing serious injury to a child or an adult and serious damage to the ...

Page 4: ...ing 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 reception This reminder is provided to call the CATV system attention to Article 820 40 of the NEC that provides guidelines for proper grounding and in particular specifies that the cable ground sha...

Page 5: ...edurein 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 in performance indicates a need for service unplug the set and have it checked by a professional service technician 23 It is normal for some TV sets to make occasional snapping or popping sounds par...

Page 6: ...5ms Nicam Yes Viewing Angle H V 178 178 MTS Life Time Typ 30 000hrs Screen Saver Yes Color 16 7M 8bit System Update Yes Refresh Rate 60Hz Hotel Mode Optional In factory mode REC Yes Analog Digital Signal Receiver Yes MHL Card Reader TimeShift Yes Off Timers Yes Natura Light Technology DCC Dynamic Contrast Control ON OFF Backlight Adjustable Yes 0 100 Color Temperature Warm Normal Cool Picture Mode...

Page 7: ...KG VESA Mounting Dimensions LxH mm 200x200 Operation Manual English Default Wall Mount WMB331 Remote Control and batteries RC260B TCL LOGO with two AAA batteries Base Stand Integrated Packaging AC power cord 1PC Adapt Cable Wire For AV Or YPBPR Drafted by gongjunzan wangting Approved by Design and specifications are subject to change without notice Optional Accessories Essential Accessories Defaul...

Page 8: ...子全球制造中心 GP 设计中心 Alignment Procedure MS08BP MS08BPA ＭＳ０８ＢＭＳ０８ＢＡＭＳ０８ＢＰＢＭＳ０８ＢＢＭＳ０８Ｂ１ Series MODEL L40B2800 L32D2700 L40 ５０５５D2700 VERSION V1 0 PREPARED BY Gongjunzan DATE 2015 2 10 APPROVED BY DATE 文件编号 IPC SJ FK02 2013 序号 ...

Page 9: ...r into Picture Mode press RIGHT or LEFT key Select User Mode Scroll down to Contrast item Press the subsequence RCU keys 9 7 3 and 5 will appear in the left top of screen In case of Factory hotKey is enabled On just press RCU Return key to pop up again the Factory menu The status of Factory Key can be changed in Factory Menu Hotkey Press RCU OK key to enter the submenu Press RCU Menu key to go bac...

Page 10: ...ation refer as follow NOTE Not adjust OK 4 White balance White Balance data adjustment refer as follow The balance data is set by PE before the mass production Do not need adjust OK 5 SHOP init Option DO Reset the set after production alignment This operation will remove all unnecessary factory value The factory hotkey will be turn off OK 6 NVM reset DO System initialization Restore all data excep...

Page 11: ...d OK j 10 Deviceld test This item only factory used Note Below the factory menu some model information are showed including software version Project Name SIACP Version and SW release time 3 ADC Submenu NOTE ADC Date use Default Setting do without adjust 4 WHITE BALANCE Submenu ITEMS Default Setting Description Statu s Source Current Source Current Source HDMI1 need adjustment Other Source not use ...

Page 12: ...HOTKEY OFF ON OFF OK 1 FACTORY MENU ON OFF OK 2 SHOP Setting Default setting submenu after production alignment refer to OK 3 Other Setting Other set Only for TCL R D OK 4 SERVICE menu After service menu description OK 5 PARAM SETTING Parameter setting submenu OK 6 HOTEL MENU Hotel submenu not adjust OK SHOP INIT submenu ITEMS Default Setting Description Status Volume 30 0 100 adjustable OK PIC MO...

Page 13: ...Off not adjust OK Hidev Off Off 1 2 3 not adjust OK SSCOM Debug on On Off not adjust OK DTV Off On Off not adjust OK Reset Shop Do Wait not adjust OK BGM On On Off not adjust OK WSS ATF On On Off not adjust PARAM SETTING Picture Curve ITEMS Default Setting Description Status Brightness Curve Brightness curve Exclusively used by R D OK Contrast Curve Contrast curve Exclusively used by R D OK Color ...

Page 14: ...ly used by R D OK SSC adjust SSC SSC adjust Exclusively used by R D Overscan Adjust Over Scan Over Scan Exclusively used by R D DBC DBC DBC Exclusively used by R D Back Light Curce Back Curve Back curve Exclusively used by R D OK Audio amp Setting Audio amp Setting Audio amp Setting Exclusively used by R D OK DTV Para Setting DTV Para Setting DTV Para Setting Exclusively used by R D OK Hotel menu ...

Page 15: ...to ON according to the panel on the menu button to exit the aging mode OK 3 ADC ADC calibration refer as follow NOTE Not adjust OK 4 White balance White Balance data adjustment refer as follow The balance data is set by PE before the mass production Do not need adjust OK 5 SHOP init Option DO Reset the set after production alignment This operation will remove all unnecessary factory value The fact...

Page 16: ...er 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 corresponding Project ID number of the product Refer to the V6 PROJECT ID0 in the BOM list 4 Return to Factory Menu check the Product model 5 Choose Factory Menu NVM RESET and press the right button of th...

Page 17: ... Chroma2329 pattern 113 and Grey pattern 114 The format of signal are respectively 720P for HDMI1 Chroma2329 Timing 69 PAL Chroma2329 Timing38 for AV1 1024X768 60Hz Chroma2329 Timing14 for VGA 5 4 2 Steps of 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 ...

Page 18: ...7 Software update Method of SW update 1 Download the bin file to the root directory of your USB device Do not change the file name Then insert the USB device to USB interface of TV set MS08BP MS08BPA Series with its upgrade file corresponding relation as thetable below show Chassis Name Sales area Upgrade filename Remark MS08BP RU MS08BPupgrade bin DVB T2 MS08BPA AP MS08BPupgrade bin DVB T2 2 Appe...

Page 19: ...s to be deleted or renamed Plug USB stick to the TV Press and hold the power key of key board before reconnect AC cord to restart TV for 5 8seconds Once USB stick starts blinking TV is uploading SW BIN image When update is successful TV should restart automatically Remember to perform Factory menuÆNVM reset and then press RCU OK key Switch off TV by removing AC cord Reconnect AC cord to restart TV...

Page 20: ...me U301 CPP IC TSOP48 13 FS29F2 G0B Mboot Main Software MS08BP U301 CPP IC TSOP48 13 FHMT29 4GB Mboot Main Software MS08BPA 2 The MAC Address HDCP KEY Device ID must be upgrade by debug port into U301 8 Project ID selecting 1 Press the Menu button of remote control then select Contrast item of Picture submenu press 1 9 5 0 consecutively there you go the Design Menu 2 Select the SERVICE MENU item p...

Page 21: ... 1 6A TUNER TU1_VCC 180MA 1 5VDDR 500mA 120MA 3 3V NOR 390MA Panel on off MPS1495 3A USB 500mA 1 MHL 500mA LDO AS1117 1 2V 1 25A 440MA 390 2 2A 1 7A 1 5A 1 0A 0 8A 0 5A 5W 2 80 8W 2 85 3 18A MAX 3 5A 1 1A 0 9A WIFI 250mA 待机通过POWER_ON 控制 MPS1495 3A PMK65XP 待机通过POWER_ON 控制 U100 LDO AS117 3V3 SOT 223 TYPE SOT 223 TYPE DIMMING BL_ON POWER_ON MAIN IC FLASH 100MA 500mA MAIN BOARD ...

Page 22: ...ower no 3_3VSB If power no 3_3VSB be use on If power no 3_3VSB R046 on If power no 3_3VSB R007A be on R016 MS08EP FP ATSC ISDB T 20K 1 for core voltage 1 243V L004 CLOSE TO P915 R016 MS08B G DVB T T2 33K 1 for core voltage 1 18V 12V 2 40 MS08B1 MAB2HG 1 29 2016_14 46 9 L004 NC 120R 3_3VSB R023 220R VID0 R027 1K DIM_PWM Z_ADJ 3V3SB Z_3V3SB 1 2 4 6 8 12 14 10 3 5 7 9 11 13 P915 R052 0R NC R007A 1K P...

Page 23: ...P R977 10K Z_LOUT Z_ROUT R255 220K C939 2U2 R258 68R R259 33R VGA_VS_IN C941 100P NC VGA_VS_IN VGA_VS_IN VGA_BLU_IN VGA_BLU_IN VGA_HS_IN VGA_HS_IN VGA_SOG_IN VGA_SOG_IN VGA_GRN_IN VGA_GRN_IN VGA_RED_IN VGA_RED_IN 75R R990 4 1 2 3 P918 ZRXD ZTXD VGA_RXD ZVGA VS ZVGA HS F922 C276 0 047U C275 0 047U C273 0 047U C936 560P 100R R985 R982 100R C937 560P R986 100R R920 75R R918 75R C905 0 1U C907 0 1U R9...

Page 24: ... 100P 5V ZIR_GND Z SPDIF GND C926 NC 2U2 R947 1K R962 4K7 WIFI_EN 5V_USB USB_5V D2 _IN D2 _IN R966 2R2 C921 0 1U R957 2R2 C912 100U 10V C906 100U 10V 10U 16V C917 LED_OUT C913 10U IR_IN 5V 3_3VSB R961 220R R901 220R R964 220R 5 4 3 2 1 U902 RT9711A SPDIF D D 4 3 2 1 5 6 U901 RT9728B R956 2R2 R949 18K MHL_EN MHL_CABLE_DET R948 NC 10K HDMI2_SDA HDMI3_SCL H3_RX2 C910 10U C919 0 1U C911 0 1U R929 NC 0...

Page 25: ...9 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 P912A 12V AMP 12V AMP 27 13 14 25 26 15 16 1 2 3 4 5 6 7 8 17 18 19 20 21 23 24 22 9 10 11 12 28 U600 TPA3113D2 AMP_MUTE R606 10K 12V L600 392170 12V AMP C252 10U C251 2U2 C250 2U2 C225 22U 6 3V L201 600R 1_5V C348 0 1U VCCK C220 2U2 VCCK C249 0 1U C228 0 1U R231 1000R R969A 0R 0 1U C929 C241 30P C240 30P B E C BT3906 Q200 B E C B...

Page 26: ...SE TO MAIN IC L202 1000R 3_3V 3_3V C200 0 1U C289 0 1U C287 4U7 1_15V_VDDC_RX IF AGC TU1_SCL AMP_MUTE SPI_SDI HD1_Y_IN HD1_Y_IN HD1_SOG_IN HD1_PB_IN HD1_PR_IN RF_SW PCM_D1 PCM_D2 PCM_D4 PCM_D3 PCM_D6 PCM_D5 PCM_D7 WIFI_EN PCMCIA_VCC_EN U0TX U0RX VGA_VS_IN VGA_HS_IN VGA_BLU_IN VGA_GRN_IN VGA_RED_IN VGA_SOG_IN L3 L2 M5 M4 N3 M1 T3 T1 T2 C1 B2 C2 B1 C4 B4 Y10 W10 M3 K2 N2 N1 M2 R1 R2 R3 P2 P3 M6 K4 U...

Page 27: ...2 1 3 6 8 R347 22R 5 4 7 2 1 3 6 8 R348 22R 5 4 7 2 1 3 6 8 R349 22R B DDR3 DQU5 B DDR3 BA2 B_DDR3_CS0 B_DDR3_DQSUB B_DDR3_DQSLB B_DDR3_DQSUB B_DDR3_DQSU B_DDR3_DQSLB B_DDR3_DQSL B_DDR3_MCLKZ B_DDR3_MCLK B_DDR3_CKE B_DDR3_RESET B_DDR3_BA2 B_DDR3_BA2 B_DDR3_BA1 B_DDR3_BA0 B_DDR3_ODT B_DDR3_DMU B_DDR3_DML B_DDR3_WEZ B_DDR3_RASZ B_DDR3_CASZ B_DDR3_DQU6 B_DDR3_DQU4 B_DDR3_DQU0 B_DDR3_DQU7 B_DDR3_DQU6 ...

Page 28: ... 9 10 12 U101 R840 Z TU1_VCC Z T_AGC Z T_SDA T_AGC TUNER_FAT T_AGC Z T_SCL T_SDA Z GND1 RF_SW R270 100R R271 100R TU1_VCC C129 10U C103 10U 1 2 3 4 5 6 7 8 9 TU3 6 11 10 7 8 1 3 2 4 5 9 TU2 TU2 TA_SCL TA_SCL TA_SDA T_AGC TU1_VCC DGND C102 33P R114 4K7 NC R113 4K7 NC C145 33P NC C144 33P NC R112 100R NC 100R R111 NC TU1_SDA TU1_SCL 0R R109 0R R110 T_SCL TUNER_FAT 220PF C103A L109A 180NH C101 0 1U T...

Page 29: ... IIC bus Check the peripheral 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 P ON DIMBL ON of main IC link to PW Trouble shooting ...

Page 30: ...n IC check LVDS cable Check crystal 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 panel ID ...

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