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SERVICE MANUAL
1. Caution....................................................................................
2. Specification..............................................................................
3. Alignment Procedure..................................................................
4． Scheme Diagram........................................................................
5． Troubleshooting...........................................................................
6. Explode drawing...........................................................................
This manual is t he latest at the time of printing, and does not
include the modification which may be made after the printing, by
the constant improvement of product
43D1240
/NT72563
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Summary of Contents for TCL 43D1240
- Page 1 SERVICE MANUAL /NT72563 43D1240 1. Caution………………………………………………………………………… 2. Specification…………………………………………………………………… 3. Alignment Procedure………………………………………………………… 4． Scheme Diagram……………………………………………………………… 5． Troubleshooting………………………………………………………………… 6. Explode drawing………………………………………………………………… This manual is t he latest at the time of printing, and does not include the modification which may be made after the printing, by...
- Page 2 SCHNEIDER ELECTRONICS GMBH-GERMANY 1. CAUTION CA UTION: Use of controls, adjustments or procedures other than those specified herein may result in hazardous radiation exposure. CA UT ION : T O RE DUCE TH E RIS K OF CA U T ION ELECTR ICA L SHOCK, DO NOT RE MOVE COVER (OR BACK).
- Page 3 SCHNEIDER ELECTRONICS GMBH-GERMANY IMPORTANT SAFETY INSTRUCTIONS CAUTION: Read all of these instructions. Sa ve these instructions for later use . Follo w all W arnings and Instructions marked on the audio equipment. 1. Read Instructions-All the safety and operating instructionsshouldbe read before the productis operated. 2.
- Page 4 SCHNEIDER ELECTRONICS GMBH-GERMANY PROTECTION AND LOCATION OF YOUR SET Do not use this television set near water ... for example, near a bathtub, washbowl, kitchen sink, or laundry tub, in a wet basement, or near a swimming pool, etc. Never expose the set to rain or water. If the set has been exposed to rain or water, unplug the set from the wall outlet and refer servicing to qualified service personnel.
- Page 5 SCHNEIDER ELECTRONICS GMBH-GERMANY OPERATION OF YOUR SET 18. This television set should be operated only from the type of power source indicated on the marking label.If you are not sure of the type of power supply at your home, consult your television dealer or local power company. For television sets designed to operate from battery power, refer to the operating instructions.
- Page 6 PRODUCT SPECIFICATION RELEASE Model: 43D1200/NT72563 Version：01 Issued On: 2018-02-23 Basic Information Media Format Product Type LCD Smart TV Music MP3, MKV, AVI Chassis NT72563( 3NT725A2ISB ) Picture JPEG/PNG/BMP CA9 *2, 896MHz H.264,H.265,MPG1/2/4,WMV,VC1,VP8,VP9 Video GPU Mali-400*2 Linux File Memory 768M DDR +4G EMMC Signal Format Capability OSD Language English/Spanish/Portuguese...
- Page 7 Diagonal size（cm） 108.2 L1（mm） 969.7 Slim Edge Design---Up（mm） 12.7 W1（mm） Slim Edge Design---Bottom（mm） 20.2 H1（mm） 569.1 Slim Edge Design---L&R（mm） 12.7 L2（mm） 759.5 1128*142*660 209.5 Carton Dimensions LxWxH（mm） W2（mm） Container Loading---20 feet（pcs） H2（mm） 611.2 Container Loading---40 feet（pcs） Net Weight With Stand（Kg） Container Loading--40 feet High (pcs) Net Weight Without Stand (Kg) VESA Mounting Dimensions LxH（mm）...
- Page 8 SCBC R&D NT72563 Factory Menu Spec V1.0 2017.10.17 Drafted by Checked by Approved By Kim yuan...
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Page 9: Table Of Contents
CONTENTS INTRODUCTION ............................1 OPEN THE FACTORY MENU METHOD ....................1 WHITE BALANCE ............................2 OTHER SUBMENU ............................. 3 NVM RESET SUBMENU ..........................4 PRESET FACTORY CHANNEL SUBMENU ..................4 POWER ON MODE SUBMENU ........................ 4 USB CLONE&&UPDATE SUBMENU ..................... 4... -
Page 10: Introduction
Date 2017/10/18 Page Index V1.0 SCBC R&D of 5 pages Name 1 Introduction ITEM STATE COMMENT REMARK when set On, we can enter factory menu with pressing FAC_HOTKEY On/Off Factory out :OFF return on remote control directly. Only in TV source will display noise picture Aging mode ON:The when WARM-UP set on... -
Page 11: White Balance
Date 2017/10/18 Page Index V1.0 SCBC R&D of 5 pages Name 2.2 In case of “Factory Key” is enabled, just press RCU “Return” key to pop-up again the Factory menu. 3 White balance Item Sub-item Value Note Source HDMI/TV/AV Standard Color temperature Warm Select Tone by pressing”<... -
Page 12: Other Submenu
Date 2017/10/18 Page Index V1.0 SCBC R&D of 5 pages Name Print_Enable On/Off Press “< >” key to enable/disable DBC_Enable On/Off Press “< >” key to enable/disable 4 Other submenu Item Sub-item Value Note Watch Dog Watch Dog On/Off Press “< >” key to enable/disable Update CI+ Update CI+ Credential Press “ok/>”... -
Page 13: Nvm Reset Submenu
Date 2017/10/18 Page Index V1.0 SCBC R&D of 5 pages Name 5 NVM Reset submenu Item Sub-item Value Note Press “ok/ >” key to default NVM according to selected Project ID(all Reset adjustments are defaulted, channel Maps are cleared, Hotkey is enable,…) 6 Preset Factory Channel submenu Item... - Page 14 Date 2017/10/18 Page Index V1.0 SCBC R&D of 5 pages Name Press “ok” key to upgrade HDCP2.0 Upgrade HDCP2.0 key Press “ok” key to upgrade HDCP Upgrade HDCP key Press “ok” key to upgrade WideVine Upgrade WideVine Press “ok” key to upgrade Device id Upgrade Device ID...
- Page 15 POWER 反激线路 HSB1 CYB3 RB138 HSB3 HSB2 SGND CB118 RB124 RB125 DB102 RB126 D_QB101 RB131 RB127 TB101 DB103 Vbridge RB135 CB120 RB132 EB104 EB105 RB141 RB133 SGND SGND CB117 CB109 RB142 RB128 NC/CYB4 D_QB101 DB106 NC/RB161 RB129 电路 UB102 CNB2 RB130 CB110 T3.15AH 250V~...
- Page 16 CD28 5V_STB 5V_STB 5V_STB CL43 CL44 1.8_EMMC RD15 CD26 CD35 CD14 CD15 CD19 1.5V_DDR RD16 1.5V_DDR RD17 GND/ADJ VOUT1 1.8_EMMC STR_ON 5V_STB VIN1 VOUT1 RD18 CD16 CD21 CD22 CD23 CD24 CD25 5V_M VIN2 VOUT2 CD27 RD20 GND/ADJ VOUT2 3V3_M EPAD EPAD CL42 CL41...
- Page 17 U 27G PANEL_EN_IC G PC _0/ STSI N 0_C LK/ I N T_1/ I 2C _M B_SD A C I _A0 G PB_2/ C I _H A0/ C I _ALE0/ AR M _U AR T_D _R X/ I 2C _M G PC _1/ STSI N 0_VALI D / I N T_2/ I 2C _M B_SC L C I _A1 G PB_3/ C I _H A1/ C I _ALE/ I 2S_I N _BC LK/ N AN D _D 1...
- Page 18 3V3_M 3V3_STB BS3_IC BS0_I C BS4_IC 3V3_STB BS8_IC BS9_IC BS12_IC LED_OUT_IC BS15_IC BS19_IC R20 R21 R22 R23 BS20_IC R26 R27 R28 3V3_STB 1.8_EMMC U 27I VDD33_STBC VDD_EMMC 路 VDD33_NET G N D VD D 25_D LL 2V5_M G 18 G N D G 19 G N D G 20...
- Page 19 3V3_STB 1.8_EMMC EMMC_CLK EMMC_D4 EMMC_CMD EMMC_D5 C108 EMMC_D0 EMMC_D6 EMMC_D1 EMMC_D7 EMMC_D2 EMMC_D3 EMMC_nRST RESET 1.8_EMMC VDD_IF 3V3_STB VDD_IF VDD_IF VDD_IF VDD_IF VDDI CREG/VDDi EMMC_CLK EMMC_CLK_IC EMMC_D5 EMMC_CMD EMMC_CMD_IC EMMC_nRST EMMC_RST_IC VDDI EMMC_D5 EMMC_D7 EMMC_D7_IC EMMC_D3 EMMC_D6 EMMC_D6_IC EMMC_D7 EMMC_D5 EMMC_D5_IC EMMC_D4 EMMC_D4...
- Page 20 HDMI1_RX2P HDMI1_RX2P OUT1 HDMI1_RX2N HDMI1_RX2N OUT2 HDMI1_5V HDMI1_RX1P HDMI1_RX1P AVH1 OUT3 HDMI1_RX1N HDMI1_RX1N DH12 HDMI1_5V HDMI1_DET_IC OUT4 HDMI1_5V 3V3_STB HDMI1_RX2P HDMI1_RX0P HDMI1_RX0P RX2a OUT1 HDMI1_HPD RH22 RH11 HDMI1_RX0N HDMI1_RX0N OUT2 HDMI1_RX2N RX2- HDMI1_RX1P HDMI1_CLKP HDMI1_CLKP RX1a OUT3 DH11 HDMI1_CLKN HDMI1_CLKN OUT4 HDMI1_RX1N RX1-...
- Page 21 RXOC_N CL30 RXOC_P CL31 VCC_PANEL VCC_PANEL RXEC_N CL32 VCC_PANEL RXEC_P CL33 VCC_PANEL 3V3_STB CNF2 RK41 LED_OUT_IC LED_R RXE4_P RK51 IR_IN_IC RXE4_N RXE3_P RXE3_N CK18 CK110 RXE3_P RXEC_P RXE3_N RXEC_N RXEC_P RXE2_P RXEC_N RXE2_N RXE1_P RXE2_P RXE1_N RXE2_N RXE0_P RXE0_N RXE1_P RXE1_N 3V3_STB 3V3_STB...
- Page 22 COAX COAX SPDIF_OUT_IC SPDIF COAX 5V_M CN11 RF16 IR Transmitter SPDIF COAX SPDIF YPP_SOG_IC CVBS_IN_IC CVBS_IN CI13 CN10 CVBS_IN CVBS AV_L RI10 AV_L AV/YPbPr_L_IN_IC AV_R RI12 RI16 AV_R AV/YPbPr_R_IN_IC RI20 CI16...
- Page 23 5V_M 5V_USB AVU1 5V_USB 5V-1 USB2_DM USB2_DM USB2_DM_IC DM-1 USB2_DP DP-1 USB2_DP USB2_DP_IC GND-1 5V_USB 5V_STB 5V_WIFI 5V-2 USB1_DM DM-2 USB1_DP DP-2 GND-2 5V_STB 5V_USB WIFI_DP USB3_DP USB3_DP_IC OUT1 WIFI_DM USB3_DM USB3_DM_IC OUT2 USB_EN_IC AVU2 DU19 5V_USB USB1_DM USB1_DM_IC 3V3_STB USB1_DM W-PWR W-DM W-DP...
- Page 24 CT30 RF_A CT31 LT11 RFT2 CT37 RF_SW RF_INPUT LT13 3V3_Tun RF_D EPAD CT72 CT71 RT18 TDA_IF_AGC IF_AGC_IC ESD1 CT14 CT38 RF_D LT15 3V3_Tun 3V3_Tun RF_SW_IC RF_SW RT14 RT15 CT28 CT17 CT18 1.8VRF LTT1 RT17 TUNER_SDA TU N _SD A_I C RT16 3V3_Tun TUNER_SCL...
- Page 25 RA51 RA67 RA68 CA36 RA69 RA52 CI12 RA17 RA15 HP_AUOUTR_IC RINN RA60 HP_OUT_R RA19 ROUT CA28 LINE_AUOUTR_IC AGND-HPR RINP CA20 AGND-HPL LINP RA59 HP_OUT_L CI11 RA54 RA18 LOUT HP_AUOUTL_IC LINN CA33 APA2171 RA20 RA25 LINE_AUOUTL_IC HP_VCC LINE_MUTE_IC TSSOP14 HP-SDN RA58 HP-SDN HP_MUTE_IC CA57...
- Page 26 Trouble shooting diagram Terms: IR: Infrared Receiver RC: Remote Control IR logic: IR blink with RC action LVDS: Low Voltage Differential 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: Voltage for Back Light (before Boost) VLED: Voltage for LED (after Boost)
- Page 27 1.No power No power LED, RC or Key can not turn on TV. Power LED no light/no change.
- Page 28 2.No Display / Black Panel Back light is OK, sound is OK, but no picture.
- Page 29 3.No back light Power LED logic OK, sound OK, but no picture(Different from No Display).
- Page 30 4.No sound One or all signal source without sound.
- Page 31 5.Signal source no function One or several source no function.
- Page 32 6.Abnormal Display OSD NG or picture NG.
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