TCL 43A8000/3RT285, Service Manual

Page 1: ...UTION PECIFICATION LIGNMENT 0ROCEDURE 0 1 2 3 6 4560 7 7 8 3 4HIS M NUAL I1 T HE L TEST AT T E T ME OF PR NTING AND DOE1 NOT INCLUDE THE MODIFICATION WHICH MAY BE MADE AFTER THE PRINTING BY THE CONSTA...

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 lite...

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: ...s follow TCL SCBC YF 2a053 00 Dolby MS12 config D Sleep timer Yes PVR Time Shift Yes according ODF on or off this function DiSEqC DiSEqC1 1 Unicable Yes Preinstalled Channel Satellits List Yes Channel...

Page 7: ...ent and apps from your phone tablet or Fastcast Pre install file share Local popular apps Yes setting app link base on country E Sticker as some function demo in Shop mode E Show as some function demo...

Page 8: ...C Adjust is deprecated 4 Shop TV Initilization and All Parameter to be default Designed for Shipment 5 Nvm Reset TV Initlization for Factory 6 Power On Mode On Standby Lastboot status 7 Preset Channel...

Page 9: ...stPattern Test and Judge the screen 2 Uart Enable Open the serial print information for designer only 3 Watch Dog Watch dog switch 4 APK Status is deprecated 5 ADB Status ADB debugging switch for desi...

Page 10: ...de MAC 3 DeviceID Update Upgrade Device ID 4 HDCPKey Update Upgrade HDCP key 5 WideVine Key Update Upgrade WideVine key 6 Service Menu 1 Show some system parameters no adjustable items 2 Project ID We...

Page 11: ...Q AQ setting 5 OverScan Overscan Setting 6 ECO Energy efficiency setting 7 Volume show current volume 8 Picture Curve 1 Curve_Tyoe Volume Brightness Contrast Saturation Sharpness Hue Backlight 2 OSD_0...

Page 12: ...9 SSC Adjust this page can adjust SSC 10 PEQ...

Page 13: ...11 OverScan Adjust this page can adjust overscan 12 ECO Energy efficiency setting...

Page 14: ...Auto Settings Recovery state switch 4 PIC Mode default Picture mode 5 SOU Mode default Sound mode 6 Power Vol default volume 7 Power Source defalt source 8 Power Channel defalt channel 9 Key Lock Use...

Page 15: ...on the screen MENU Upgrade 1 Rename the upgrade file V8 T841T01 LF1V021 img into install img 2 Put bin file to the root of the Udisk and plug in TV set through USB 3 Go to factory menu a Press settin...

Page 16: ...USB key Update 1 put the Key file as below to the USB root directory and connect to TV it will update the TV Key 2 After update the keys it will display OK on screen 3 Done...

Page 17: ...FB 4 EN 5 GND 1 Q2 2N3904 Q2 2N3904 1 2 3 C39 100nF C39 100nF R21 10K R21 10K R55 15K 1 R55 15K 1 0 1uF CW2 0 1uF CW2 R119 NC 220K R119 NC 220K Core_1V0 Core_1V0 R29 47K R29 47K RW19 200R 1 RW19 200R...

Page 18: ...12 Monday July 27 2020 Title Size Schematic Name Rev Date Sheet of CHIP DDR T1 RTD2851 Custom 09 12 Monday July 27 2020 Title Size Schematic Name Rev Date Sheet of CHIP DDR T1 RTD2851 Custom 09 12 Mon...

Page 19: ...y 27 2020 10nF CW83 10nF CW83 100nF CW76 100nF CW76 1uF CW73 1uF CW73 CW62 10uF CW62 10uF CW63 10uF CW63 10uF 1uF CW84 1uF CW84 CW50 0 47uF CW50 0 47uF CW27 NC 100nF CW27 NC 100nF CW77 10uF CW77 10uF...

Page 20: ...HIP RGB AV Audio T1 RTD2851 Custom 09 12 Monday July 27 2020 Title Size Schematic Name Rev Date Sheet of CHIP RGB AV Audio T1 RTD2851 Custom 09 12 Monday July 27 2020 1uF CW104 1uF CW104 LW22 BEAD LW2...

Page 21: ...5 IF_S_AGC 25 USB0_D 27 USB0_D 27 USB1_D 27 USB1_D 27 USB2_D 27 USB2_D 27 IN_1 25 IP_1 25 QN_2 25 QP_2 25 Rev of T1 12 Rev of T1 12 Rev of T1 12 USB Front End RTD2851 U7 4 USB Front End RTD2851 U7 4 H...

Page 22: ...DA 18 HDMI1_SCL 10 19 HDMI1_SDA 10 19 HDMI2_SCL 20 HDMI2_SDA 20 HDMI0_DETECT 18 HDMI1_DETECT 19 HDMI2_DETECT 20 HDMI RTD2851 U7 5 HDMI RTD2851 U7 5 CEC V16 P0_BN Y14 P0_BP AA14 P0_CKN W13 P0_CKP W14 P...

Page 23: ...NF_RD T21 EMMC_CMD NF_WR T19 EMMC_RST_N NF_RDY T20 SDCARD_CD ST_GPIO36 V18 TCON_SDA GPIO14 P5 LD1_HSYNC GPIO100 J5 LD2_VSYNC GPIO101 J6 LD3_CS GPIO102 K4 LD4_SCK GPIO103 K5 LD5_SDO GPIO104 K6 LD6_SDI...

Page 24: ...PU_VID 3 SCPU_Boost 3 Rev of T1 09 12 Rev of T1 09 12 Rev of T1 09 12 C708 330P C708 330P R703 0R R703 0R D700 ZN SOD323 D700 ZN SOD323 K A R701 12K R701 12K CS4 NC 100nF CS4 NC 100nF ETN I2C UART LSA...

Page 25: ...IF_TX6N GPIO_111 E3 PIF_TX6P GPIO_110 D2 PIF_TX7P GPIO_108 D3 PIF_TX7N GPIO_109 D1 PIF_TX8P GPI_10 C2 PIF_TX8N GPI_11 C1 PIF_TX9P GPI_8 C3 PIF_TX9N GPI_9 B1 PIF_TX10P GPI_6 A2 PIF_TX10N GPI_7 B2 PIF_T...

Page 26: ...Custom 09 12 Monday July 27 2020 RTD2851 U7 9 RTD2851 U7 9 DGND B16 DGND C16 DGND D12 DGND D16 DGND E2 DGND E12 DGND E16 DGND J9 DGND J10 DGND J11 DGND K8 DGND K9 DGND K10 DGND K11 DGND L5 DGND L8 DGN...

Page 27: ...NC_80 M3 NC_79 M2 NC_78 M1 NC_77 L14 NC_76 L13 NC_75 L12 NC_74 L3 NC_73 L2 NC_72 L1 NC_71 K14 NC_70 K13 NC_69 K12 NC_68 K3 NC_67 K2 NC_66 K1 NC_63 J12 NC_65 J14 NC_64 J13 NC_62 J3 NC_61 J2 NC_60 J1 NC...

Page 28: ...Y1_HTPDN 9 VBY1_LOCKN 9 P1_TXDN 11 P1_TXDP 11 P1_TXEN 11 P1_TXEP 11 P1_TXFN 11 P1_TXFP 11 P1_TXGN 11 P1_TXGP 11 P2_TXAN 11 P2_TXAP 11 P2_TXBN 11 P2_TXBP 11 P1_TXBN 11 P1_TXBP 11 P1_TXCN 11 P1_TXCP 11...

Page 29: ...47 NC 100R P400 NC RCA AV P400 NC RCA AV 1 2 3 4 R446 100R R446 100R C404 470PF C404 470PF RSS3 NC 0R RSS3 NC 0R SPDIF TP SPDIF TP 1 1 C433 NC 5PF C433 NC 5PF C432 NC 5PF C432 NC 5PF P405 NC_STEREO_3...

Page 30: ...409 0 001uF C407 22UF C407 22UF HP_GND HP_GND 1 1 CW90 22UF CW90 22UF HP_AV_L TP HP_AV_L TP 1 1 R409 27K R409 27K HD_DET TP HD_DET TP 1 1 R416 NC 0R R416 NC 0R HP_AV_R HP_AV_R 1 1 P404 LX PJ 005_STERE...

Page 31: ...D507 NM D507 NM D504 NM D504 NM R523 1K2 R523 1K2 U500 RClamp0524P AZ1045 4F U500 RClamp0524P AZ1045 4F Lin1 1 Lin2 2 GND 3 Lin3 4 NC3 7 NC1 10 NC2 9 GND 8 Lin4 5 NC4 6 R527 22K R527 22K D508 NM D508...

Page 32: ...OFF BT_ON OFF WIFI_WAKEUP BT_WAKEUP USB0_D USB0_D USB1_D USB1_D USB_EN 6 USB_5V TPO_VALID 30 TPO_SYNC 30 TPO_CLK 30 TPO_DATA5 30 TPO_DATA7 30 TPO_DATA6 30 TPO_DATA4 30 TPO_DATA3 30 TPO_DATA0 30 TPO_D...

Page 33: ...RP843 NC RP840 NC RP840 NC RP817 220R 0603R RP817 220R 0603R U803 NT50509S TSSOP16 U803 NT50509S TSSOP16 VIN 13 HVLDO 12 COMP 15 EN 9 OSC 8 ADIM 14 PWM 16 ISET 6 LED4 5 LED3 4 LED2 2 LED1 1 OVP 7 GND...

Page 34: ...TP TX1N TP 1 1 R420 2R2 R420 2R2 R424 75R R424 75R C416 0 1uF C416 0 1uF C417 1000PF C417 1000PF RX1P TP RX1P TP 1 1 C4190 1uF C4190 1uF UN1 0514 UN1 0514 Lin1 1 Lin2 2 GND 3 Lin3 4 NC3 7 NC1 10 NC2...

Page 35: ...37 PGND_CD 38 OUT_C 39 PVDD_C 40 PVDD_C 41 BST_C 42 BST_B 43 PVDD_B 44 PVDD_B 45 OUT_B 46 PGND_AB 47 PGND_AB 48 E PAD 49 79 L104A 22uH L104A 22uH R01A 100R R01A 100R C10A 4 7nF C10A 4 7nF C24A 33nF C2...

Page 36: ...Rev Date Sheet of T1 RTD2841PFG LVDS A 09 12 Monday July 27 2020 Title Size Schematic Name Rev Date Sheet of T1 RTD2841PFG LVDS A 09 12 Monday July 27 2020 P1004 CON2_2 0MM P1004 CON2_2 0MM 1 2 R1007...

Page 37: ...1NF CT4 39PF CT4 39PF CT31 100NF CT31 100NF RT7 1K RT7 1K CT2 180pF CT2 180pF CT24 22PF CT24 22PF RT16 100R RT16 100R CT13 1200PF CT13 1200PF CT22 18pF CT22 18pF CTT11 47PF CTT11 47PF CTT7 1200PF CTT...

Page 38: ...47R 1206R RP918 NC 100R 1206R RP918 NC 100R 1206R CP916 0 1uF 16V CP916 0 1uF 16V U902 LTV 817S U902 LTV 817S 1 2 3 4 CY904 470pF 250V CY904 470pF 250V PAD101 NC AC AC PAD101 NC AC AC RP923 1K RP923 1...

Page 39: ...al Signal output from processor and input for panel O C Open Cell panel with source board BL Back Light light source for panel module LB LED Light Emitting Diode Bar light source for BL module VBL Vol...

Page 40: ...1 No power No power LED RC or Key can not turn on TV Power LED no light no change...

Page 41: ...2 No Display Black Panel Back light is OK sound is OK but no picture...

Page 42: ...3 No back light Power LED logic OK sound OK but no picture Different from No Display...

Page 43: ...4 No sound One or all signal source without sound...

Page 44: ...5 Signal source no function One or several source no function...

Page 45: ...6 Abnormal Display OSD NG or picture NG...

Page 46: ...7 No tuning channels DTV or ATV no Channels...

Page 47: ...ory hotkey to OFF or choose Shop Shipping Reset END PS If you choose Shop Shipping Reset the TV will automatically restart When start again the TV turn to welcome screen Picture changing Press Menu In...

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