Sanyo LCD-19XR9DA(C) Service Manual
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Sanyo LCD-19XR9DA(C) Service Manual

Sanyo LCD-19XR9DA(C) Service Manual

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FILE NO.
LCD-19XR9DA(C)
SERVICE MANUAL
PRODUCT CODE No.
PRODUCT CODE No.
1 682 350 18: PAL-BG(CCIR)
LCD TV
NTSC(AV)
REFERENCE No.:SM0915131

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Summary of Contents for Sanyo LCD-19XR9DA(C)

  • Page 1 FILE NO. LCD-19XR9DA(C) SERVICE MANUAL PRODUCT CODE No. PRODUCT CODE No. 1 682 350 18: PAL-BG(CCIR) LCD TV NTSC(AV) REFERENCE No.:SM0915131...

  • Page 2: Table Of Contents

    CONTENTS Safety precautions………………………………………………………………………..… Alignment instructions …………………………….…….………………………………… Method of software upgrading instructions……………………………………………….. 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 1. Safety 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; b) Be sure to use anti static electric iron;...
  • Page 6 3.2 Alignment flow chart as Fig. 1 Check if DDC, HDCP KEY, FLASH have been burned? Combination alignment for general assembly White balance alignment Connect to central signal source, check if TV functions are normal-omitted channel, analog parameters control, etc.? Check if the output of earphone and speakers are normal? Input AV signal, check if AV functions are normal? Input high-definition component signal (mode), check YPbPr functions are normal? Input VGA signal, check if display and other functions are...
  • Page 7 4 Alignment instrucitons 4.1 Unit adjustment 4.1.1 According to the wiring of “9224KH5201JL”, connect main board, power board and IR board correctly, then switch on the main power and press key “standby” to turn on the set. Check if display is normal? 4.1.2 Using method of factory menu a) Press key “SOURCE”...
  • Page 8 Standby: The set will be in “standby” mode after power-on; MEM: The set will keep states before last power-off; ForceOn: The set will turn on automatically; it also can be used as aging mode at factory; Factory menu item: Shipment, all DTV/ATV programs for factory adjustment will be cleared out first, then ATV channels will be preset according to customer requirements;...
  • Page 9 Y will increase when R gun is adjusted upwards; coordinate of Y will decrease when R gun is adjusted downwards; Default color temperature specified by SANYO customer is Normal, adjust chromatic Note: coordinates of Normal and Cool in Dynamic picture mode; adjust chromatic coordinates of Cool in Dynamic picture mode for other customers.
  • Page 10 VG848 RS232 USB to RS232 Specific USB to Mini Test Signal CA210 Optical Probe Fig. 2 System block diagram 4.4.2 Drive program and communication setup 4.4.2.1 Specific drive program must be set up for interfaces of PC and CA210, please refer to detailed procedures as below: a) Power on CA210, a dialog box shown as Fig.
  • Page 11 Fig. 4 Dialog box c) Select option “Do not search, I want to select drive program to be installed by myself (D).”, press key “Next step”, a dialog box shown as Fig. 5 will display; Fig. 5 Dialog box...
  • Page 12 d) A dialog box shown as Fig. 6 will display, select option “Set up from disk.”; Fig. 6 Dialog box e) Select directory of drive program and press file “MLTCA200.INF” to begin setup, if prompt “Whether go on… ” appears during setup process, ignore it and keep on settiup, please refer to dialog box show as Fig.
  • Page 13 f) Drive program “CA210 SDK” must be set up after above installation completed, a dialog box shown as Fig. 8 will display; Fig. 8 Dialog box g) Program “ISScript8.msi” must be set up at the same time, press key “Next” to begin setup after a dialog box shown as Fig.
  • Page 14 4.4.2.2 Set up drive program for interfaces of PC and TV Refer connective line to Fig. 11: Fig. 10 Connective line Press file “Setup.exe” in the directory of setup programs, an interface shown as Fig. 11 display and then press key “Next” to complete setup; Fig.
  • Page 15 Baud rate：9600bps Data bits: 8 bits Parity: None Stop bit: 1 bit Detailed setup procedures as follows: (1) Press the [FUNC] key, [5] key and [SET] key. Select Function : 5 (0-E) Config Edit （2）Refer RS232 communication setup to Fig. 12 Fig.
  • Page 16 b) Communication connection RS232 connective line should have dual female-head connected directly (commonly, 2# and 3# of one head should be exchanged), only 2#, 3# and 5# need to be used. 4.4.2.4 Connect the output of VG848 to the input of TV. Now there are input ports - AV, YPbPr, VGA and HDMI, which can be connected based upon demand;...
  • Page 17 Chromatic coordinates and precision setup Combination of color temperature, color temperature, channel, adjusting speed, setup of Administrator bright and dark passwords area setup Communication Save serial port setup. selection Fig. 14 Interface of Prima auto white balance parameters adjusment...
  • Page 18 5 Functions checkup 5.1 TV functions Input central signal to RF port, enter into menu “CHANNEL” first, then search channels automatically, check if there is any omitted channel, check if the output of speakers and the picture are normal. 5.2 AV port Input signal to AV port respectively, check if the picture and the sound are normal.
  • Page 19 Insert USB memory kept files of picture, audio and video, check if the picture, the sound and other functions are normal. 5.6 MUSIC port (only for SANYO model) Input audio signal from sound output device to side music port, check if the sound is normal.

  • Page 20: Method Of Software Upgrading Instructions

    Method of software upgrading instructions Table 5 Factory software burned instructions Software Burned Part No. Part Type Burning method function before SMT Use ALL11 with write-protect, refer N103 5272564002 FLASH IC_EN25Q64-104HIP to Note 1 in detail. N106 5272404002 AT24C04 HDCP KEY ALL11 N301 5272402002...
  • Page 21 Fig. 16 Successful connection to device MX25L64 If the connection is failed, press the first menu “Device” and select its option “MX25L64”, then press menu “Connect” again; 3） Press menu “Read”, select the burning file, such as “MERGE.bin”, please refer to Fig. 17 Fig.
  • Page 22 5） Press button “Run” to begin burning process, which includes two steps: Erase and Program, please refer to Fig. 18; Normal burning process is described as follows: First, the step “Erasing…， Flash Status: 03” will last for some time, or it is failed if it is passed by quickly, please confirm procedure 2）and begin burning process again;...

  • Page 23: Working Principle Analysis Of The Unit

    Working principle analysis of the unit Signal flow 1、 PAL/SECAM signal flow Send PAL/SECAM analog RF signal received from antenna to A/D integrative TUNER FT2119 which is controlled by main chip MSD209GL through I C BUS, then CVBS video signal and SIF audio difference signal will be outputted after demodulation;...
  • Page 24 other is sent to sound power amplifier TDA7266SA (class AB) to be amplified and then drive post speakers. 3、 AV input signal flow AV video signal is sent into main chip MSD209GL to be processed by modules of video decoding, reversed interlace, video processing and zoom, then LVDS signal will be outputted to drive display panel;...

  • Page 25: Block Diagram

    Block diagram...

  • Page 26: Ic Block Diagram And Instruction

    IC block diagram and instruction 1、 MSD 209GL General Description: The MSD209GL 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, amotion 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 high-definition (HD) H.264 video decoder, a RealVideo decoder, a JPEG video decoder, a MPEG-4...
  • Page 27 (MP@HL profile) video decoder, a MPEG-4 decoder, a H.264 video decoder, and an audio DSP decoder for MPEG audio streams, MPEG layer I and II digital audio decoder with analog audio outputs that are designed to support existing and future DVB-T programs while handling conditional access. Furthermore,it is also possible to decode JPEG, RealVideo streams, and MP3 formats from external sources such as USB interface.For analog TV, the MSD209GL includes NTSC/PAL/SECAM multi-standard video decoder comprising a 3D motion adaptive comb filter and time-based correction, and...
  • Page 28 Supports resolutions for all DVB, ATSC, HDTV, DVD and VCD Supports resolution up to 1080p@30fps Supports CABAC and CAVLC stream types Processing of ES and PES streams, extractions and provision of time stamps ¡ RealMedia Decoder Supports maximum resolution up to 720p@30fps Supports RV8, RV9, RV10, RA8-LBR and HE-AAC decoders Supports file formats with RM and RMVB Supports Picture Re-sampling...
  • Page 29 Analog RGB Compliant Input Ports Three analog ports support up to 1080P Supports PC RGB input up to SXGA@75Hz Supports HDTV RGB/YPbPr/YCbCr Supports Composite Sync and SOG (Sync-on-Green) separator Automatic color calibration Auto-Configuration/Auto-Detection Auto input signal format and mode detection Auto-tuning function including phasing, positioning, offset, gain, and jitter detection Sync Detection for H/V Sync DVI/HDCP/HDMI Compliant Input Port...
  • Page 30 With 6/8 bits optional dithered output Spread spectrum output frequency for EMI suppression CVBS Video Output Supports CVBS bypass output Built-in video encoder for encoding digital video into CVBS output 2D Graphics Engine Point draw, line draw, rectangle draw/fill and text draw BitBlt and stretch BitBlt Raster Operation (ROP) Miscellaneous...
  • Page 31 Integrated DVBT Receiver Compliant with DVBT(ETSI ET 300 744) Supports 2K, 4K, 8K and 1/4, 1/8, 1/16, 1/32 guard interval (GI) and hierarchical, non-hierarchical modes Nordig Unified 1.0.3, D-Book, E-Book, IEC62002 (MBRAI) compliant Dual 11-bit ADCs: accept IF, low IF, zero-IF inputs in 5, 6, 7, 8MHz channel bandwidths All digital demodulation and timing recovery loops CCI and ACI rejection capability Independent ADC controls (for IF and RF)
  • Page 32 4、TUNER：FT2119   FT 2119 are newly developed low-cost Half-NIM modules designed for both digital (DVB-T/C) and analog TV reception in compliance with the European ATV standards foranalogue, as well as with the terrestrial standard ETS 300 744 and cable standard ETS 300 429 for digital. It consists of a 3-band RF tuner, which receives RF signal and down-converts it to an IF frequency of 36MHz for digital and 38.9MHz for analog IF.

  • Page 33: Wiring Diagram

    WIRING DIAGRAM PANEL SPEAKER POWER BOARD IR / WIT SPEAKER POWER DATA BOARD IR / WIT BOARD KEY BOARD POWER SWITCH...

  • Page 34: Troubleshooting Guide

    Troubleshooting guide LCD-19XR9DA(C) 1、 No Backlight...
  • Page 35 2、 No Picture, but backlight is normal. Check the operation Check relative circuits of remote control or on main board key board. Press key “menu”, check if OSD displays normally? Check if Isn’t there voltage of picture of each X405-1# is channel? Check circuits of each channel?
  • Page 36 3、 No sound, but picture is normal. Check if voltage of N407-3# & 13# is +12V? Check +12V of power board and its related Check if circuits. N407-4# & 12# has input signal? Check peripheral circuits of power Check if amplifier.

  • Page 37: Schematic Diagram

    +3.3V N105 AT24LC32A/SN E2PWP- R155 R154 E2PWP- G101 R153 R152 12MHz R128 C176 +3.3V-S R127 R125 R129 100n C153 C152 R131 N 1 0 4 GND-D N102 K 4 T 1 G 1 6 4 Q E - H C F 7 APX810-29SAG-7 +3.3V +3.3V...
  • Page 38 R224 R225 V201 6.8K BC857AW RF_AGC C229 R228 R227 100K GND-D R226 V202 RFAGC-SEL- 001:D5 BC847AW R223 GND-D TSDATA TSDATA 001:E3 TSVALID TSVALID 001:E3 TSSYNC TSSYNC 001:E3 TSCLK TSCLK 001:E3 C228 C208 R202 100n 001:B4 ATV-SIF+ GND-D R201 C209 R203 100n GND_1 TS_CLK...
  • Page 39 N302 CM1213-08MS +5V-HDMI1 X305 AV13-06-526 L301 X308 X301 BG1608B121 USB3112 HDMI C328 R354 R301 GND-D CVBS1_IN R359 R361 R364 C333 C334 001:B4 001:B2 HDMI1-RX2+ 100n C327 R353 R387 001:B2 HDMI1-RX2- 100p 001:D5 USB-D+ C335 V306 001:B2 HDMI1-RX1+ BC857AW R388 CVBS_OUT V305 GND-D 001:B2...
  • Page 40 +5V-S +5V-S +3.3V-S X401 X402 X404 X405 R405 TJC3S-13A TJC10S-03A TJC10-04A PHB-2x20-2.0 R403 +3.3V-S +3.3V L401 R404 +5V-S +3.3V STPB3216-380PT R401 R402 V402 +5V-PU VDD-P BC847AW V401 R415 PWR_SW 001:C1 R419 R421 BC847AW 5.6K R420 4.7K 4.7K VDD-P +5V-S KEY 001:C1 UART-RX 001:C5;003:A3;003:D4 C401...
  • Page 41 Backlight...
  • Page 42 Power...
  • Page 43 IR & Key...
  • Page 44 APPENDIX-A: Main assembly 9219KH4210 LCD-19XR9DA(C) NAME MAIN COMPONENT AND IT’S NO. N101 5270209002 MSD209GL-LF N201 5271210001 MSB1210-LF Date processing N103 5272564002 EN25Q64-104HIP XI6KH0260110 assembly N407 5267266001 TDA7266SA N104 5270164002 K4T1G164QE-HCF7 TUNER201 5524050026 FT2119 XI6HE0420910 IR assembly Key board XI6HE0330510 assembly Power / Backlight XI6KU00920B0 assembly...

  • Page 45: Appendix-B: Exploded View

    APPENDIX-B: Exploded view (LCD-19XR9DA(C))
  • Page 46 PART LIST OF EXPLODED VIEW REF.No. DESCRIPION Front cabinet assembly Key board assembly Light guided pole IR assembly Speaker assembly Standing pole assembly Pedestal assembly Display panel Main frame assembly Data processing assembly Power/backlight board assembly Interface baffle (down) Magnetic ring Bracket of power cord clip Power cord clip Power switch...
  • Page 47 PART LIST LCD-19XR9DA(C) ver. REF.No. PARTS No. DESCRIPION Q'TY REMARK XI6619420110 Front cabinet assembly XI6HE0330510 Key board assembly XI5700315010 Light guided pole IR assembly XI6HE0420910 Speaker assembly XI6170808000 XI6156090800 Standing pole assembly XI6151201010 Pedestal assembly Display panel XI5203195209 1 CLAA185WA03 V2 AN8 XI615327600A Main frame assembly XI6KH0260110...
  • Page 48 Appendix: Stand Assembly/Disassembly If the stand is provided, please read these instructions thoroughly before attempting this installation. You must install your TV into the stand in order for it to stand upright on a cabinet or other flat surface. If you intend to mount your TV on a wall or other vertical surface, you must remove the stand column.
  • Page 49 Appendix: Stand Assembly/Disassembly (continued) Detaching the Stand 1.Place carefully the display on its front side with a soft cushion below, shake the stand forward or backward to adjust angle between the stand and the display, let the angle be 90°. 2.Press the two tabs together and push inside properly, and pull out the stand at the same time to detach the stand.
  • Page 51 Aug. /2010...

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