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Sanyo LCD-46XZ10FH Service Manual

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SERVICE MANUAL
LCD TV
FILE NO.
LCD-46XZ10FH
PRODUCT CODE No.
PRODUCT CODE No.
1 682 349 56: PAL-BG(TV) DTV
REFERENCE No.:SM0915098

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Table of Contents

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   Summary of Contents for Sanyo LCD-46XZ10FH

  • Page 1 FILE NO. LCD-46XZ10FH SERVICE MANUAL PRODUCT CODE No. PRODUCT CODE No. 1 682 349 56: PAL-BG(TV) DTV LCD TV REFERENCE No.:SM0915098...
  • Page 2: Table Of Contents

    CONTENTS Safety precautions………………………………………………………………………..… Alignment instructions …………………………….…….………………………………… Method of software upgrading…………………………………………………………….. Working principle analysis of the unit……………………………….………….…………. Block diagram…………………………………..………………………………….………… IC block diagram and instruction…………………………………………………………..…… Wiring diagram ……………………………………………………………………………. Troubleshooting guide ………………………………………………………………..…… Schematic diagram………………………………………………………………………… APPENDIX-A: Main assembly list APPENDIX-B: Exploded View Assemble & Disassemble the Pedestal Base Wall mounting instructions...
  • Page 3: Safety Precautions

    Attention: This service manual is only for service personnel to take reference with. Before servicing please read the following points carefully. Safety precautions 1. Instructions Be sure to switch off the power supply before replacing or welding any components or inserting/plugging in connection wire Anti static measures to be taken (throughout the entire production process!): a) Do not touch here and there by hand at will;...
  • Page 4 would be unable to work and no way to get it repaired. If the connection wires, connections or components fixed by the thermotropic glue need to disengage when service, please soak the thermotropic glue into the alcohol and then pull them out in case of dagmage.
  • Page 5: Alignment Instructions

    Alignment instructions Test equipment VG-848 (VGA, YPbPr signal generator) VG-849 (HDMI digital video signal generator) CA210 (color analyzer) Alignment flow 1.1 Voltage of power supply test According to the wiring diagram “9232KE6302JL”, connect power board, digital board, IR board correctly; then power on and press key “standby” . a) Test voltage of socket X801 each pin in turn listed as Table 1.
  • Page 6 1.2 Adjustment flow chart as Fig.1 Check if DDC、 、HDCP KEY and FLASH have been burned. combination adjustment general assembly white balance adjustment Connect to central signal source, check if Check accessories and packing. TV functions are normal -omitted channel, analog parameters control, etc;...
  • Page 7 Factory menu item “ADC Calibrate” is used to correct ADC of VGA and Component channel; Factory menu item “W/B ADJUST” is used to adjust white balance; Factory menu item “POWER MODE” is used to set power-on mode, “Standby” means the set will be in standby state after power-on;...
  • Page 8 move cursor to item “MODE”,press keys “▲” and “▼” to select item “RGB”, then move cursor to item “AUTO ADC” and press key “OK” to begin adjustment automatically until adjustment completion. ADC calibration of YPbPr channel a) Switch to YPbPr channel; b) Press key “SOURCE”,then press number keys “2、5、8、0”...
  • Page 9 G gun value upwards , then coordinate of Y will rise; adjust G gun value downwards , then coordinate of Y will descent; note: default color temperature for SANYO customer is Normal; change to picture mode Dynamic, adjust chromaticity coordinates of color temperature Normal and Cool;...
  • Page 10 Table 5 VGA receiving signal formats Horizontal Vertical Dot-pulse Definition frequency frequenvy frequency Remark (kHz) (Hz) (MHz) 640×480 31.469 59.94 25.175 720×400 31.469 70.086 28.322 640×480 37.861 72.809 31.5 VESA 640×480 37.5 31.5 VESA 800×600 35.156 56.25 VESA 800×600 37.879 60.317 VESA 800×600...
  • Page 11: Method Of Software Upgrading

    User menu setup before leaving factory Enter into page “LOCK” of user menu, select submenu item “Restore Factory Default” to preset items before leaving factory as below: Clear out all programs information; Clear out information of parental control (VCHIP); Default setup of user analog data; Set Menu Language as English;...
  • Page 12 1) Main board upgrading: connect the cable of burning tool ISP to Debug port(location No. X807) of main board; Unit upgrading: connect both VGA ports between burning tool ISP and main board, then enter into factory menu and set item “ISP Mode” as “ON”; 2)...
  • Page 13 4) Press key “Read”,select burning file (for example MERGE.bin) as Fig. 4. Fig. 4 Burning file 5) Select menu “Auto”, then select items “All chip”, “program” and other configuration as Fig. 5 Fig. 5 Burning Configuration 6) Press key “Run” as Fig. 4 to begin burning software, there are two steps for the process: Erase and Program normal burning steps are as follows: the first step “Erasing…,...
  • Page 14 7) A prompt “Pass” will be displayed beside the key “Run” for successful burning as Fig. 6 Fig. 6 A prompt “Pass” beside the key “Run” for successful burning 8) Need not exit ISP burning interface and only repeat the process 3)and 5)to go on burning software for other sets.
  • Page 15: Working Principle Analysis Of The Unit

    Working principle analysis of the unit 1、 PAL/SECAM signal flow PAL/SECAM signal from antenna is inputted into TUNER FQD1116 which is an analog-digital-integrative model, the analog RF signal is demodulated by the TUNER, then CVBS signal and SIF(sound intermediate frequency) signal are outputted.
  • Page 16 amplified, now the audio signal is divided into two, one is outputted to earphone jack directly, the other is inputted into class D audio power amplifier R2A15112 to be amplified and then outputted to speakers. 4、 PC/YPbPr signal flow After processed by impedance matching, PC/YPbPr video signal is inputted into main chip MSD209 to be processed by modules of “A/D transform, digital video processing and OSD addition”, then LVDS signal is outputted to drive LCD panel.
  • Page 17 Main chip:MStar MSD209FG-LF Demodulating chip:Intel CE6353 TUNER:NXP FQD1116ME/IV DDR:SAMSUNG K4T51163QC-HCF7 Class D audio power amplifier:RENESAS R2A15112 FLASH :EN25Q64-104HIP External ports of the unit: Two groups of Video input and RCA L/R input   One group of S-VIDEO input   Three groups of HDMI input  ...
  • Page 18: Block Diagram

    Block diagram PANEL LVDS 1080P DEMODULATOR TUNER CE6353 HP AMP CVBS BH3547 MSD209 HDMI1 HDMI1.3 X3 HDMI2 R2A15112 HDMI3 FLASH VIDEO SIGNALS YPbPr DDR2 512MbitX2 AUDIO SIGNALS USB2.0 AV OUT...
  • Page 19: Ic Block Diagram And Instruction

    IC block diagram and instruction 1、 Main chip MSD209FG-LF: GENERAL DESCRIPTION The MSD209FG is a highly integrated controller IC for LCD/PDP DTV applications with resolutions up to full-HD (1920 x 1080). It is configured with an integrated triple-ADC/PLL, a multi-standard TV video and audio decoder, a motion adaptive video de-interlacer, a scaling engine, the MStarACE-3 color engine, an advanced 2D graphics engine, a transport processor, a high-definition (HD) MPEG video decoder, a 24-bit DSP for MPEG audio decoding, a DVI/HDCP/HDMI receiver, and a peripheral control unit providing a...
  • Page 20   S tepped-gain PGA with 25 dB tuning range and 1 dB tuning resolution   M aximum IF gain of 37 dB   P rogrammable TOP to accommodate different tuner gain to optimize noise and linearity performance ...
  • Page 21   S upports up to 10-bit dual LVDS full-HD (1920 x 1080) panel interface   S upports 2 data output formats: Thine & TI data mappings   C ompatible with TIA/EIA   W ith 6/8 bits optional dithered output ...
  • Page 22  ●Power supply voltage : 11V to 25V  ●Speaker Impedance : from 4 to 8Ω GAIN1 GAIN2 Gen. OUT1 SE/BTL Selector CBIAS Gen. OUT2 ROSC Oscillator DVDD CLOCK Over Current MUTEL AVCC Detection Control STBYL Logic Under Voltage Over Temp. VREF Detection Detection PROT...
  • Page 23: Wiring Diagram

    WIRING DIAGRAM SPEAKER BACKLIGHT PANEL POWER BOARD MAIN BOARD POWER SWITCH KEY BOARD IR BOARD...
  • Page 24: Troubleshooting Guide

    Troubleshooting guide LCD-32XZ10 1.Panel is dark. Power main power supply, check if the red indicator light in STANDBY mode is bright ? Press key “POWER” of remote control or the unit to power on,check what Check if the voltage color of indicator light is? of X801-3# (STB) Blue on main board is...
  • Page 25 2.Backlight is normal, but there is no picture Check if operations Check if OSD menu is of remote control or displayed normally keys on the unit are after pressing normal ? “menu”? Check if there is no picture of all channels ? Enter into factory menu ,...
  • Page 26 3.There is picture but no sound. No sound Check Check if the voltage Check if the voltage there Change of NV02-4/5/32/33# NV02-10/27# sound from another is 24V ? high level ? earphones? NV02 Check Check if Check power supply Touch CV04 circuits on power board and voltage CV05...
  • Page 27: Schematic Diagram

    +VCC_CARD XM01 PCMCIA-0070210PA8C VCC1 VCC2 NS01 VPP1 VPP2 CJ36 MSD209FG TS_MDI[0] TS_MDI[0] MDI0(A18) TS_MDO[0] TS_MDI[0] RM44 TS_MDI[1] TS_MDI[0] IF PART I2C TS_MDO[1] TS_MDI[1] MDI1(A19) TS_MDI[2] TS_MDI[1] RM45 PCMCIA/CI GND-D ADDRESS TS_MDI[1] TS_MDI[2] MDI2(A20) TS_MDO[2] TS_MDI[2] RM46 TS_MDI[3] SELECTION TUNER1 FQD1116ME/IV TS_MDI[2] TS_MDO[3] TS_MDI[3]...
  • Page 28 X 1 0 5 J Y - 3 5 4 1 L - 0 1 - 0 3 0 R113 VGA_LIN R114 VGA_RIN +3.3VDD External_CVBS 003:C4 R140 VGA_VSYNC External_CVBS C114 C119 003:C3 RXD_UPDATE R273 R141 VGA_HSYNC VCC-VGA 007:F2 003:C3 R167 R160 GND-D AV_R_IN...
  • Page 29 +3.3VDD +3.3VDD R268 N107 2 4 C 5 1 2 FLASH_WP# +3.3VDD NS01 MSD209FG R238 EEP_W_EN GND-D RA23 007:B2 CEC_PM GND-D R240 C E C PM_CEC 0 0 6 : D 4 SPI_CZ2 H D M I _ C E C 0 0 6 : D 4 CEC/UART_RX1 H D M I - 2 _ R X C +...
  • Page 30 NS01 N S 0 3 N S 0 2 MSD209FG H Y B 1 8 T C 5 1 2 1 6 0 B F - 2 . 5 H Y B 1 8 T C 5 1 2 1 6 0 B F - 2 . 5 D D R 2 _ 1 V 8 A-MDATA15 B-MDATA15...
  • Page 31 R876 +12V D801 N805 B140-13-F MP1410-C019 @xrefL NS01 C824 C405 +5V_STB 100n +12V @xrefL MSD209FG D802 BG2012D151T +12V B140-13-F GND-D C869 L810 VDDP C848 220u COMP 100n R823 VDDP_3.3V VDDP_3.3V VDDP_3.3V GND-D AVDD_ADC VDDP_3.3V VDDC GND-D C807 GND-D L812 C806 220u SLF10145T-470M1R4-PF AVDD_ADC_3.3V...
  • Page 32 5V_HDMI-3_IN DA03 CA03 WP: H=READ ONLY 100n MMBD1204 NA06 24C02N-10SI27 NA03 HOTPLUG_HDMI-3 PESD5V0L4UG RA12 SDA_HDMI-3 SCL_HDMI-3 HDMI-3_RXC- HDMI-3_RXC+ HDMI-3_RX0- HDMI-3_RX0+ HDMI-3_RX1- HDMI-3_RX1+ HDMI-3_RX2- HDMI-3_RX2+ XA03 HDMI-FIX 5V_HDMI-1_IN WP: H=READ ONLY CA01 100n NA04 MMBD1204 24C02N-10SI27 DA01 HOTPLUG_HDMI-1 NA01 PESD5V0L4UG RA08 SDA_HDMI-1 SCL_HDMI-1 RA13...
  • Page 33 PANEL_POWER 5V_USB0 X401 FU801 PHB-2x20-2.0 SMD1206P075TF R850 USB0_OC +3.3VDD NS01 TXOUT0O- R402 USB INTEFACE TXOUT0O+ MSD209FG TXOUT1O- GND-D USB1_OC TXOUT1O+ GND-D TXOUT2O- R403 GND-D TXOUT2O+ PANEL_ON/OFF TXCLKOUTO- USB3112 TESTPIN TXCLKOUTO+ R404 X806 TXOUT3O- RESET GND-D GND-D Reset HWreset TXOUT3O+ TXOUT40- R831 INT/PM_CTRL/GPIO4 TXOUT4O+...
  • Page 34 +12V RV02 RV06 RV09 DV04 RV13 LL4148 GND-D +24V-AMP RV03 GND-D STANDBY_AMP VV03 002:D4 BC847AW DV01 RV07 RV08 RV10 CV06 CV14 LL4148 2.2K 6.8K 100n RV04 GND-D 4.7K MMBT3906LT1 VV02 DV02 LL4148 CBIAS NC48 CV22 CV02 100n 470u ROSC VS1_47 GND49 AVCC VS1_46...
  • Page 35 PAD1 RESERVE POWER PAD2 GND/THD INPUT +3.3V PAD3 CIN1 GPIO5 +3.3V MENU N901 3.3K ISL29001 PAD8 CIN2 GPIO6 R902 CIN3 GPIIO7 LED1 D[0] PAD4 5.6K CIN4 INT# R903 CIN5 REXT PAD5 LED2 VOL- D[1] CIN6 SCLK TJC10S-07AW PAD6 CIN7 ADD0 LED3 D[2] CIN8...
  • Page 36 Power Board...
  • Page 37 APPENDIX-A: Main assembly 9246KE5211 NAME MAIN COMPONENT AND IT'S NO. NS01 MSD209FG-LF (5270209001) NS02 NS03 K4T51163QG-HCF7(5275116301) Main board XI6KE0250110 NJ01 CE6353 (5276353001) TUNER1 FQD1116ME/I V (5524000029) NV02 R2A15112FP (5271511201) IR board XI635KH00200 Key board XI635KH00201 Power board XI6KH0092010 Remote control XI6010900301 RC-903-0A Panel...
  • Page 38: Appendix-b: Exploded View

    APPENDIX-B: Exploded view (LCD-46XZ10FH)
  • Page 39 PART LIST OF EXPLODED VIEW REF.No. DESCRIPION Front cabinet Display panel Key bracket Power switch Wall mounting bracket (left) Back cover Pedestal assembly Standing pole assembly Power board assembly Interface baffle (below) Main board assembly Interface baffle (right) Panel holder assembly Wall mounting bracket (right) Touch key board assembly Sound box assembly...
  • Page 40 PART LIST LCD-46XZ10FH ver. REF.No. PARTS No. DESCRIPION Q'TY REMARK XI5Q46521010 Front cabinet XI5203468302 Display panel 1 T460HW03 VG XI58B0043410 Key bracket Power switch XI5293000056 Wall mounting bracket (left) XI58A0084100 XI5H4670L020 Back cover XI6151226000 Pedestal assembly Standing pole assembly XI6156111000...
  • Page 41: Assemble & Disassemble The Pedestal Base

    Assemble & Disassemble the Pedestal Base (Option) If the stand is provided, please read these instructions thoroughly before attempting this installation. Safety Precautions: 1. Please read these instructions thoroughly prior to attempting this installation. 2. Be sure to handle this product very carefully when attempting assembly. If you are unsure of your capability, or the use of tools necessary to complete this activity, refer to a professional installer or service personnel.
  • Page 43 Apr. /2010...

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