Haier LE43B7600A Service Manual Download Page 33 | Manualshive

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33

7. OSD is unstable or can’t work normally

Key board connected properly?

Reconnect the key board

Buttons are OK?

Replace the button function

Yes

No

Key board is OK?

Replace the key board

Replace the main board

No

Yes

No

No

OSD is unstable or can’t work normally

Enter factory mode to do “Reset”

Yes

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Summary of Contents for LE43B7600A

Page 1: ... 6 PCB Layout 34 6 1 Main Board 34 6 2 Power Board 38 6 3 IR Board 41 6 4 KeyBoard 41 7 Adjustment 42 7 1 WB Adjustment 42 7 2 Firmware Instruction 43 8 Block Diagram 46 9 Wiring Diagram 47 10 Schematic Diagram 48 10 1 Main Board 48 10 2 Power Board 61 10 3 IR Board 65 10 4 KEY Board 66 SAFETY NOTICE ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS AND BE AWA...

Page 2: ...cs might create shock fire or other hazards Under no circumstances should the original design be modified or altered without written permission from Haier Haier assumes no liability express or implied arising out of any unauthorized modification of design Servicer assumes all liability FOR PRODUCTS CONTAINING LASER DANGER Invisible laser radiations when open AVOID DIRECT EXPOSURE TO BEAM CAUTION U...

Page 3: ...3 Revision List Version Release Date Revision Instructions Customer Model Model A00 Jun 05 2015 Initial release LE43B7600A E43F41NCDL7HNNX ...

Page 4: ...4 1 General Specification ...

Page 5: ...5 2 Operating Instructions 2 1 Remote Control ...

Page 6: ...6 ...

Page 7: ...7 2 2 OSD Menus ...

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Page 17: ...17 2 3 Panel Control and Rear Terminal Control ...

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Page 21: ...escription 1 TMDS Data2 11 TMDS Clock Shield 2 TMDS Data2 shield 12 TMDS Clock 3 TDMS Data2 13 CEC 4 TMDS Data1 14 Reserved N C on device 5 TMDS Data1 shield 15 SCL 6 TMDS Data1 16 SDA 7 TMDS Data0 17 DDC CEC Ground 8 TMDS Data0 shield 18 5V Power 9 TMDS Data0 19 Hot Plug Detect 10 TMDS Clock ...

Page 22: ...00 37 879 60 317 3 1024 768 48 363 60 004 4 1360 768 47 72 59 799 5 1920 1080 66 587 59 934 Recommended resolution Video Input Signal Reference Table Connect the component signal or HDMI port of video device to your TV set and set up the output signal of the video device in accordance with table below If your computer display card supports signals of video format then you can set up following outp...

Page 23: ...akistan PAL B G SECAM D K NTSC M Israel PAL SECAM B G D K I NTSC M Standard Definition Interface You can also enjoy traditional program by using a DVD player or VCR Player Connect this equipment to your TV via the Composite Input on the back of your TV YPbPr can support these video fomats 480i 480p 576i 576p 720p 1080i 1080p ...

Page 24: ...24 4 Mechanical Instructions Step1 Remove the BASE Step2 Remove the REAR COVER ...

Page 25: ...25 Step3 Remove the MAIN BOARD POWER BOARD WIFI Board BKT IO SPEAKER Step4 Remove the BKT_STAND Step5 Remove the DECO ...

Page 26: ...26 Step6 PANEL ...

Page 27: ... Chart 1 No power No power LED Off Check the AC input and the power is ON Power On Check the IR board and LED Replace the IR board Replace the main board Power board output 12V Replace the power board No Yes No Yes No ...

Page 28: ...Blue Replace the main board Replace the Power board No Yes No Yes No No Power board output 12V Check the power key is under control Check the IR receiver is normal Replace the power board Replace the key board Yes Replace the IR board ...

Page 29: ...splay Reset the source Check the source Check the panel Replace the main board Replace the LVDS cable Replace the panel No No No Yes Yes Yes No No Check the main board Enter factory mode to do EEPROM initial Reset Check the LVDS cable ...

Page 30: ... the Panel No display LED Red Replace the main board Check the backlight is On Check the LVDS cable Reinsert or replace the LVDS cable Replace the main board Replace the Panel No Yes Yes No Yes No No Yes Yes No Yes No Power board output 12V Check TV is under control and power on off by remote control and power key ...

Page 31: ...me or enter the menu to reset Reinsert the audio cable or change the TV system Replace the cable Replace the speaker Replace the main board No Yes Check the speaker resistance value is in spec Remark The value is marked on the speaker Check the audio source connection and the TV system are correct Yes No Yes No Enter factory mode to do Reset No ...

Page 32: ...function Replace the battery Replace the remote control Whether the IR board is abnormal Yes No Replace the IR board Replace the main board No Yes No Yes Use the other remote controls Check the remote control battery is not properly placed or no power ...

Page 33: ...y board connected properly Reconnect the key board Buttons are OK Replace the button function Yes No Key board is OK Replace the key board Replace the main board No Yes No No OSD is unstable or can t work normally Enter factory mode to do Reset Yes ...

Page 34: ...34 6 PCB Layout 6 1 Main Board 715G7492M0D000004K ...

Page 35: ...35 ...

Page 36: ...36 ...

Page 37: ...37 ...

Page 38: ...38 6 2 Power Board 715G6679P02001002M ...

Page 39: ...39 ...

Page 40: ...40 ...

Page 41: ...41 6 3 IR Board 715G7437R01000004M 6 4 Key Board 715G7436K01000004K ...

Page 42: ... the required specification range Note MAX LV 220 White balance value checking Check color temperature of AV HDMI VGA source is within the specifications If not same need to switch to the other source and adjust to the same If same the OK white balance adjustment Color Temperature Specification MIN MAX R GAIN 80 128 G GAIN 80 128 B GAIN 80 128 ADC adjustment VGA Component_HD Component_SD Pattern 1...

Page 43: ...py update_signed zip software to USB flash disk root directory 2 Insert USB flash disk to TV USB1 Port 3 AC on When TV is turned on select menu Setting the Advanced Setting Update reset Local Update press update to update the software ...

Page 44: ...44 4 When update finished TV will restart automatically and go into Android Updating ...

Page 45: ...45 5 When Android Updating finished select menu Setting the Advanced Setting About TV to check software version ...

Page 46: ...U405 DDR3 4Gb U404 eMMC 8GB U406 HDMI 2 CN500 HDMI 1 MHL CN501 HDMI 3 CN502 USB2 0 CN105 WiFi CN106 USB3 0 CN107 YPbPr RL AV CN100 LAN CN108 DVB T2 Demod U111 Tuner TU100 LVDS 2 LINKs CN401 Audio Amp U600 SPDIF CN102 AVout CN101 Headphone CN111 ...

Page 47: ...anel Speaker L Speaker R Key Board 4 Pin CN01 IR Board CN201 Power Board 12 Pin CN8601 CN9101 16 Pin Main Board MSD8560VX 4 Pin CN600 6 Pin 10 Pin CN402 CN106 2 Pin CN404 CN401 40 Pin 12 Pin CN700 WIFI Board 5 Pin LED Board ...

Page 48: ...751 0R05 OHM R700 33 OHM 1 16W R732 0R05 OHM R2 Vout 0 6 1 R1 R2 1 50V Q704 NC C700 NC 100N 50V Q700 AO4449 7A 30V S 1 S 2 S 3 G 4 D 8 D 7 D 6 D 5 C732 100NF 25V 5V_Standby 5V_Normal U700 AP1117E33L 13 77 ADJ GND 1 VOUT 2 VIN 3 4 4 Q702 MMBT3904 R713 47K 3 5A MAX R708 NC 1 2K 1 4W PS_ON 3 3V_Standby C739 22uF 6 3V PS_ON C746 10uF 16V C745 100NF 25V E EN_U704 C704 2 2uF 6 3V C748 10uF 16V 0603 DIM ...

Page 49: ...6 33 OHM 1 16W LINE_IN_3R R4054 NC 0R05 OHM LIGHT_SENSOR R4169 NC 0R05 OHM R4159 NC 0R05 1 16W USB2_D R4014 33 OHM 1 16W R4168 0R05 OHM SYSTEM I2C C4031 2 2uF 6 3V AVDD5V_MHL HDMI Interface AVDD_DDR AVDDL_MOD AVDD_AU33 FB402 120R 1 2 砞璸筿隔璶 SAR5タ盽筿溃莱 1V EMI solution 3 3V_Normal AVDD3P3_DMPLL VDDP_3318 AVDDL_USB VDDC DVDD_DDR VDDC_CPU AVDDL_DVI AVDD3P3_MPLL PM_SPI_DI C4000 100NF 25V LINE_IN_3L 3 3V...

Page 50: ...R1 A_DDR3_BA0 B_DDR3_A2 A_DDR3_WEZ A_DDR3_CASZ A MVREFDQ A_DDR3_A13 A DDR3 DQL5 MRP40 22R 1 2 3 4 8 7 6 5 A_DDR3_A8 A_DDR3_DQU2 A DDR3 CKE A DDR3 CKE B DDR3 A9 MRP34 22R 1 2 3 4 8 7 6 5 MRP26 56R 1 2 3 4 8 7 6 5 A DDR3 A10 B_DDR3_BA1 R4077 1K 1 16W 1 R4089 56 OHM 1 16W C4093 1N 50V 1 5V_DDR R4090 56 OHM 1 16W B MVREFDQ B_DDR3_DQL1 B DDR3 A2 C4117 100NF 25V B_DDR3_DQU3 A DDR3 ODT A DDR3 DQU3 A_DDR3...

Page 51: ...22UF 16V RXO1 RXO4 RXO0 R780 0R051 8W RXO3 RXOC RXO0 R781 5 1KOHM 1 1 10W RXOC RXO4 RXO1 C780 22UF 16V RXO2 12V_Normal_IN 12V_Normal L705 4 7uH M_SCL 4 5 13 15 16 R778 0R05 1 16W M_SDA_IN R779 100K1 16W R777 100K 1 R776 0R05 1 16W C777 100pF 50V M_SCL C779 0 1uF 50V C781 22uF 25V R782 NC 0 OHM 5 1 8W 4 6A 70 C High Panel Power On Low Panel Power Off RXO2 R4108 0R05 OHM Q406 MMBT3904 R4106 47K R410...

Page 52: ... 100R 1 16W 1 EarP_L C103 10uF 16V HP_R R1050 47K C104 10uF 16V C185 NC 10uF 6 3V EAR_L C176 1uF 25V R1045 20K 1 10W HP_L R1039 15K 1 10W 1 AMP_PD MAX9728AETC U113 PVss 4 C1N 3 OUTL 11 SVss 9 C1P 1 SGND 7 OUTR 10 SHDN 5 PGND 2 IN R 8 VDD 12 IN_L 6 TH1 13 5V_Normal 5V_Normal C107 560pF 50V R105 75R 1 16W 1 ZD105 MLVG0402 1 2 R104 75R 1 16W 1 Audio_L C102 NC C179 1uF 25V C100 NC R109 10K 1 R113 12K ...

Page 53: ...V HDMI1 SCL RX UART_SEL HDMI1 SCL RX 11 HDMI1 SDA TX 11 HDMI1 SDA TX HDMI1 SCL RX HDMI1 SDA 5 HDMI1 SCL 5 HDMI1 SCL HDMI1 SDA UART_SEL 11 UART TX 5 15 UART RX 5 15 UART RX UART TX R569 10K 1 1 16W R568 10K 1 1 16W 5V_Standby For ARC R571 10K 1 1 16W Grounding HDMI1 ARC Grounding HDMI ARC Function HDMI ARC DC voltage level 4V Signal voltage p p 500 mV 100mV Test need add 55 ohm terminal resistor to...

Page 54: ...I USB3_DP USB3_DN Traces of USB3 0 should be less than 10cm trace diffenentail 100 R 500mA USB3 0 USB3_D 5 USB3_D 5 1 2 3 4 CN105 USB CONN 1 2 3 4 6 5 t TH101 NC PTCR 1 2 INTERNAL USB 1 for BT 500mA USB1_D 5 USB0_D 5 USB1_D 5 USB0_D 5 3 3V_Normal USB3_VBUS USB3_RXN USB3_VBUS 3 3V_Normal C130 100NF 25V USB_PW_EN 4 5 PWR ON OFF 4 5 C127 100NF 25V R152 0R05 U103 NC IN1 1 IN2 2 GND 3 IN3 4 IN4 5 NC 6 ...

Page 55: ...DSD2 1 DSHLD0 2 TMDSD2 3 TMDSD1 4 DSHLD1 5 TMDSD1 6 TMDSD0 7 DSHLD2 8 TMDSD0 9 TMDSC 10 CSHLD0 11 TMDSC 12 CEC 13 NC 14 SCL 15 SDA 16 DDC_GND 17 VCC5 18 HPD 19 SHLD2 22 SHLD3 23 Q503 MMBT3904 HDMI2_RX0N HDMI2_RX1N HDMI2SCL R555 33 OHM 1 16W HDMI2_RX2N U505 NC IN1 1 IN2 2 GND 3 IN3 4 IN4 5 NC 6 NC 7 GND 8 NC 9 NC 10 ZD513 NC MLVG0402 1 2 HDMI2_CLKN R564 5 1R 1 16W ZD512 NC MLVG0402 1 2 HDMI2 SCL 5 ...

Page 56: ...GC Component change 盢C139パ10uF 16V 腹 065G080510615K T э 22uF 6 3V 腹 365G080522606M000M 盢C137パ10uF 6 3V 腹 065G060310605M A э 22uF 6 3V 腹 365G080522606M000M Schematic change 穝糤U116 腹 056G 585 4A 穝糤C193 腹 065G080510615K T 穝糤C194 腹 065G0402105A5K T 穝糤C195 腹 365G080522606M000M 穝糤C196 腹 065G040210425K Y 穝糤 3 3V_Tuner net 爹 Layout U116 闽筿隔钡 TU100 T_SDA 5 T_SCL 5 C140 22uF 6 3V C136 10PF 50V C137 22uF 6 3...

Page 57: ...0V C628 100N 50V R C640 NC 10N 50V C600 NC 10UF 50V C634 10N 50V C638 NC 470pF 50V LB FB606 HCB3216KF 121T30 1 2 L604 NC 22uH SB1 FB603 HCB3216KF 121T30 1 2 R601 10 OHM C612 100N 50V C642 NC 220N 50V FB600 HCB3216KF 121T30 1 2 R615 10 OHM LA S C629 220N 50V DEL R650 0R05 1 10W 腹 061G0603000 JY L FB602 NC HCB3216KF 121T30 1 2 S C639 NC 100N 50V SB2 C609 220N 50V Trace 80mil C619 NC 330nF R612 10 OH...

Page 58: ...C_D6 5 NF_D3 NF_CMD C4150 10UF 6 3V 20 R4112 10K 1 NF_D1 NF_D6 NF_D7 C4152 100NF 25V EMMC_D3 5 EMMC_D2 5 EMMC_D0 C4151 2 2uF 6 3V R4116 10K 1 EMMC_D0 5 NF_D3 R4118 10K 1 NF_CMD EMMC_D7 3 3V_Normal NF_RSTZ EMMC_D3 CN403 SCV CONN DAT3 1 CMD 2 VSS 3 VCC 4 CLK 5 VSS 6 DAT0 7 DAT1 8 DAT2 9 Write Protect 10 Card Detect Indication 11 TH1 12 TH2 13 TH3 14 TH4 15 R4114 10K 1 EMMC_RSTZ 5 EMMC_D1 5 EMMC_D1 E...

Page 59: ...3 Vss 4 MISO 5 MOSI 6 SDA 7 SCL 8 INT 9 SS2 GPIO2 10 SPICLK 11 VDD 12 SS3 GPIO3 13 A0 14 A1 15 A2 16 R191 NC 0R05 OHM R192 0R05 OHM R193 NC 0R05 OHM AMBI_DI AMBI_CK R179 NC 4 7K 1 16W R180 NC 4 7K 1 16W R181 NC 4 7K 1 16W DVDD3V3 R178 10K 1 16W 13 PIN CHANG 10 PIN PORT for ITV Level 1 Debug NC R4155 R4156 ADD R496 R497 R501 R502 R175 NC 0R05 OHM LED_PWR 12V_Normal LEDBAR_PWREN 5 AL PROTECTION R176...

Page 60: ...RST 5 DIF2_M 12 DIF2_P 12 C1023 12P 50V C1028 12P 50V DIF2_M DIF2_P R1009 10K 1 1 16W C1015 10UF 6 3V 20 R1011 510R 1 16W 5 DEMOD_GPIO0 R1007 10K DEMOD_XTAL_IN OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬隔瓜絪腹 A C 16 16 Thursday April 02 2015 称爹 18 AMP C1017 18PF 50V C1020 22PF 50V TS_D2 TS_D3 TS_D4 TS_D6 TS_D5 R1013 NC 1M 1 16W Clo...

Page 61: ...NK 1 2 3 4 L9902 12mH 1 2 4 3 SG9901 NC DSPL 501N A21F F9902 5A 250V CN9902 SOCKET 1 2 C9914 220PF 250V C9913 220PF 250V FB9901 BEAD 1 2 C9911 47PF 250V C9901 470NF 275V RV9901 620V C9902 470NF 275V CN9901 NC CONN 1 2 C9912 47PF 250V Vsin L CN9903 NC CONN L 1 N 2 BR R9907 1M 1 1 4W R9906 1M 1 1 4W N R9903 1M 1 1 4W L t NR9901 2R 1 2 For BD9901 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹...

Page 62: ...7PF D9801 FMNS 1106S R9808 33R 1 8W 5 R9813 10K 1 8W C9804 10UF 50V R9805 20K 1 4W R9801 0 1R C9820 1UF 450V C9807 220pF 50V FB9802 BEAD 1 2 C9806 470NF 50V C9811 47P 50V R9802 1M 1 1 4W R9803 1M 1 1 4W R9817 1 1MR 1 C9809 330PF 50V VCC_ON L9801 240uH 1 3 4 5 R9815 NC 1K OHM 5 1 8W D9804 S8KC R9804 20KOHM 1 1 8W R9814 NC R9816 NC 10K OHM 5 1 8W Q9802 AO3160 OEM MODEL Size Rev Date Sheet of TPV MOD...

Page 63: ...N2 50V C9131 100P 50V C9109 470UF 25V Q9105 TK22A10N1 R9403 1K 1 4W C9119 NC C9123 NC R9137 NC R9118 1K OHM 5 1 8W R9104 10R 1 8W 5 C9129 NC R9142 22R R9133 27 OHM 1 4W R9131 100K 1 8W 1 FB9102 NC 1 2 R9406 10K 1 8W 1 HS9101 HEAT SINK 1 2 3 4 C9108 470UF 25V R9151 NC R9154 NC ZD9401 BZT52 B16 1 2 ZD9106 BZT52 B15 1 2 C9113 1NF C9920 680PF 250V C9143 1uF C9125 NC R9123 5 1K 1 4W C9130 100N 50V C912...

Page 64: ... R8141 200 OHM 1 4W R8143 200 OHM 1 4W R8155 300 OHM 1 4W R8157 300 OHM 1 4W C8131 NC 1NF 500V C8122 NC 100P 50V R8131 1 2R 1 12V C8611 NC C8129 100N 50V L8602 NC R8171 0 OHM 5 1 8W LED current setting 40 inch 1 5R 1 5R 1 5R 1 2R 39 56 inch 1 5R 1 5 R 1 2R 1 2R R8130 47KOHM 1 1 8W R8135 43KOHM 1 1 8W R8140 39KOHM 1 1 8W For IC8103 C8134 NC 1NF 500V R8117 82KOHM 5 2WS VLED R8139 13K 1 8W 1 T8601 PO...

Page 65: ...04M R202 3K3 1 16W 5 3V3SB CN201 CONN 1 2 3 4 5 6 7 ZD201 AZ5123 01H 1 2 ZD203 AZ5123 01H 1 2 W B G U201 TSOP75438TR GND 1 VCC 2 Vout 3 GND 4 RED 3V3SB IR OUT ZD202 AZ5123 01H 1 2 R201 100R 1 16W 5 C201 2 2uF 10V Red Blue LED201 2 1 3 ...

Page 66: ...cs Co Ltd Key Component 絬隔瓜絪腹 A A 1 1 Wednesday March 18 2015 称爹 02 Keypad C02 100NF R01 1K2 SW04 R03 0R05 C06 100N R05 15K C07 100N SW05 CN01 CONN 1 2 3 4 6 5 SW06 KEY2 C01 100NF C08 100N KEY1 R07 1K2 C09 100N R04 6K8 SW07 R06 2K2 SW01 C04 100N 0 81V 2 27V SW02 0V 0 49V C03 100N INPUT VOL CH 1 65V CH 0 49V 1 65V MENU POWER VOL SW03 ...

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