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Sanyo LED-24XR113D Service Manual

Led-lcd tv with 3d function
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SERVICE MANUAL

LED-LCD TV
with 3D Function
FILE NO.
LED-24XR113D
PRODUCT CODE No.
PRODUCT CODE No.
1 682 351 56: PAL-B/G (Australia)
NTSC(AV)
INPUT
REFERENCE No.:SM0915208

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Summary of Contents for Sanyo LED-24XR113D

  • Page 1: Service Manual

    FILE NO. LED-24XR113D SERVICE MANUAL PRODUCT CODE No. PRODUCT CODE No. 1 682 351 56: PAL-B/G (Australia) NTSC(AV) LED-LCD TV with 3D Function INPUT REFERENCE No.:SM0915208...

  • Page 2: Table Of Contents

    CONTENTS Safety precautions………………………………………………………………………..… Alignment instructions …………………………….…….………………………………… Software upgrade instructions .................. Working principle analysis……………………………….………….…………....Block diagram…………………………………..………………………………….………… IC block diagram………………………………………………………………………..…… Wiring diagram ……………………………………………………………………………. Troubleshooting flow chart ………………………………………………………………..…… Schematic diagram………………………………………………………………………… APPENDIX-A: Assembly list APPENDIX-B: Exploded View Assembling the Stand 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.

  • Page 4: Installation Precautions

    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: Adjustment Instructions

    Adjustment Instructions Safety Instructions 1.1 Power supply must be cut off when replacing or welding any component or inserting / pulling out connective lines; 1.2 Anti-electrostatic measures must be carried out during the whole producing processes! Do not touch IC by hands at will; Use anti-electrostatic iron;...
  • Page 6 +5 V Function BL_ON BL_PWM Main 5 V PWR_SW +12 V AMP_PWR Table 1(d) Voltage of X601 each pin （3D LED size ≤24”） X601 Pin1,2 Vol. 12 V±5% 12 V±5% ≤3.6 V ≤5.2 V 5 V±5% 5 V±5% ≤5 V ≤3.6 V Function AMP_PWR...
  • Page 7 Adjustment Instructions 4.1 The unit adjustments According to the wiring diagram specified by “Product Specification”, connect 4.1.1 power/backlight board assembly, data processing assembly, IR/Key board assembly correctly, supply with power, turn on the TV set. Check display Factory menu instruction 4.1.2 Press key “INPUT”, then press digital keys “2、5、8、0”...
  • Page 8 4.1.3 ADC calibration for D-SUB channel a) Switch to D-SUB channel; b) Press key “INPUT”, then press digital keys “2、5、8、0” in turn to enter into primary factory menu; c) Move cursor to item “ADC ADJUST” and press key “OK” to enter into the inferior submenu; d) Input D-SUB signal (VG-849 Timing:856 (1024×768/60 Hz), Pattern:914 chess square (5 white squares + picture with frame));...
  • Page 9 Gain/Offset upward, coordinates of Y will increase, adjust G Gain/Offset downward, coordinates of Y will decrease; Note: Sanyo customer requires that default color temperature is Normal, adjust white balance of color temperature Normal and Cool in Dynamic picture mode; for other customers, please adjust white balance of color temperature Cool in Dynamic picture mode.
  • Page 10 Table 3 Component signal formats H.- Freq. V.- Freq. Dot pulse Freq. Definition Note (kHz) (Hz) (MHz) 720×480 15.734/15.75 59.94/60 13.5/13.514 480i (NTSC) 720×576 15.625 13.5 576i (PAL) 720×480 31.469/31.5 59.94/60 27/27.027 480p (NTSC PROG) 720×576 31.25 576p (PAL PROG) 1280×720 37.5 74.25...
  • Page 11 5.5 HDMI port HDMI port supports all signal formats supported by Component port (Table 3) and D-SUB port (Table 4), furthermore, it can also support signal with formats listed as Table 5 and Table 5 (video and audio composition). Check picture and sound in the case of power-on, switching channel, changing mode, etc.;...

  • Page 12: Software Upgrade Instructions

    5.6.4 Media playing function Insert a U disk kept files of picture, sound and video, check picture, sound and other functions; Supported media formats as below: Photo：JPEG，BMP，PNG，progressive JPEG Video：H.264 ，MPEG-1，MPEG-2，MPEG2_HD， MPEG4，MPEG4_SD， MPEG4_HD， MotionJpeg，Divx，Xvid，VC-1，FLV Audio ： WMA ， MP3 ， M4A(AAC) ， HE-AAC/HE-AAC V2 ， Dolby Digital (AC-3) ， MPEG1 Layer II/Musicam ，LPCM，ADPCM，CDDA(*.wav) 5.7 Music port (depending on TV set which contains music port or not) Input audio signal to side music port (analog audio input) from audio output equipment, check...
  • Page 13 Note 1 Write protection setting methods: enter into ALL-100 upgrading interface “AUTO”, tick off “Config”, press “config Setting”, set option “Protect” as “All Protect” and “SRWD” as “Enable”, then press “OK” to complete write protection setting; Please make sure option “Config” is ticked off during software upgrading and reset write protection after ALL-100 upgrading software is opened each time;...
  • Page 14 4） Press “Read”, choose upgrading file, such as “MERGE.bin”; please refer to Fig. 4; Fig. 4 Choosing upgrading file 5） Press “Auto”, tick off “All chip”, “program” and other necessary options; please refer to Fig. 5; Fig. 5 Options 6） Press “Run” shown as Fig. 4 to perform upgrading in two steps, “Erase” and “Program”, please refer to Fig.
  • Page 15 The first step “Erasing…， Flash Status: 03” will last for some time, or the erasing step is failed if the step passes over immediately; please perform procedure 2) to upgrade software again; The second step is “Programming…，Flash Status:00”;。 Then prompt “Pass” displays. 7）...
  • Page 16 shown as Fig.8 when system is waiting for input; Fig. 8 Software icon 2） Press key “DEVICE” shown as Fig. 9 to select company name “MICROCHIP”, then press key “OK”; select type “MPU/MCU” and corresponding adapter type “PICF12615”, then press key “Run”;...
  • Page 17 Fig. 10 IC type selection 3）Click menu “File”, select item “Load File to programmer buffer” shown as Fig. 11. Select “Intel HEX”, “FF” and other options according to settings shown within red frame of Fig. 12, then press key “OK”; Fig.
  • Page 18 4）Press “Auto” and “Configuration & ID data”, select options according to settings shown within red frame of Fig.13; Fig. 13 Option setting interface 5）Press “Run” to begin upgrading after completing setup. Fig. 14 Upgrading interface...
  • Page 19 Working Principle of the Unit 1、 ATV PAL signal flow Receive RF PAL analog signal and sent it to XC5200C (D/A silicon Tuner controlled by main chip MSD309PX through I C bus) to be demodulated, then differential IF signal is send out to main chip MSD309PX analog demodulator to be demodulated to get analog CVBS video signal and SIF audio signal.
  • Page 20 drive display panel; D-SUB、YPbP audio signal is processed by voltage divider, resistance matcher and AC coupler, then sent to main chip MSD309PX to be processed by acoustic effect processor and volume controller to get two parts of signals: the analog part of signal is sent to earphone power amplifier MAX9820 to be amplified and then outputted to earphone jack;...
  • Page 21 One group of audio input for VGA and DVI (Mini Phone Jack) One group of YPBPR input and RCA L/R input One group of RF One group of RS232 (Mini Phone Jack) One group of Earphone output (Mini Phone Jack) One group of SPDIF (coaxial) output One group of USB...

  • Page 22: Block Diagram

    Block Diagram XC5200C MEMC LVDS Silicon 6M30QSR Tuner HDMI1 w/ARC TAS5711 Audio HDMI2 Amplfier HDMI3 MSD309PX-LF YPbPr DDR2 Video In 512Mbit X 2PCS YPbPr Audio In Flash AV Audio In VGA Audio In SPDIF IN RS-232 POWER MAX232 SUPPLY...

  • Page 23: Ic Block Diagram

    IC Block Diagram 1、 MSD309PX MSD309PX, an SOC solution that supports channel decoding, MPEG decoding, and media-centre functionality enabled by a high performance AV CODEC and CPU Key features include: 1. Digital and Analog DVB Front-End Demodulator 2. A Multi-Standard A/V Format Decoder 3.
  • Page 24 MPEG-4 Video Decoder . ISO/IEC 14496-2 MPEG-4 ASP video decoding . Supports resolutions up to HDTV (1080p@30fps) . Supports DivX1 Home Theater & HD profiles Optional . Supports VC-1Optional, FLV video format decoding H.264 Decoder . ITU-T H.264, ISO/IEC 14496-10 (main and high profile up to level 4.1) video decoding .
  • Page 25 . Supports NICAM/FM/AM demodulation . Supports MTS Mode Mono/Stereo/SAP in BTSC/EIA-J mode . Supports Mono/Stereo/Dual in A2/NICAM mode . Built-in audio sampling rate conversion (SRC) . Audio processing for loudspeaker channel, including volume, balance, mute, tone, EQ, virtual stereo/surround and treble/bass controls .
  • Page 26 . 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 . Three HDMI/DVI Input ports . HDMI 1.3 Compliant . HDCP 1.1 Compliant .
  • Page 27 - Accurate and independent color control - Supports sRGB and xvYCC color processing - Supports HDMI 1.3 deep color format . Programmable 12-bit RGB gamma CLUT Output Interface . Single/dual link 8/10-bit LVDS output . Supports panel resolution up to Full-HD (1920x1080) @ 60Hz .
  • Page 28 and linearity performance . Multi-standard processing with single SAW . Supports silicon tuner low IF output architecture DVB-T Demodulator . Digital carrier frequency offset correction: ±500KHz . Optimised for SFN channels with pre/post-cursive echoes inside/outside the guard . Acquisition range ±857kHz includes up to 3x ±1/6 MHz transmitter offset .
  • Page 29 2、 TUNER IC XC5200C The Single-Chip Multi-Standard Tuner XC5200C supports all analog TV formats transmitted worldwide in the 42-1000 MHz band on either cable or terrestrial broadcast channels. It implements on-chip tuning, and channel filtering without external (SAW) filters and has no manually tunable parts. The broadband tuner converts the selected channel into an Intermediate Frequency (IF), which is thensampled by an internal high-resolution analog-to-digital converter (A/D) for further processing.
  • Page 30 3、 AMP IC TAS5711 The TAS5711 is a 20-W, efficient, digital audio power amplifier for driving stereo bridge-tied speakers. One serial data input allows processing of up to two discrete audio channels and seamless integration to most digital audio processors and MPEG decoders. The device accepts a wide range of input data and data rates.
  • Page 31 4、 MEMC IC 6M30QSR GENERAL DESCRIPTION The MST6M30QSR is a highly integrated ASIC for doubling the frame rate of the LVDS video input to provide a conversion from 50Hz to 100Hz or 60Hz to 120Hz. The MST6M30QSR comprises dual-channel LVDS receiver, film source detection and inversion, motion frame rate conversion, color space conversion and management, and single/dual/quad-channel LVDS output.
  • Page 32 . Supports 2/4 phase output . Supports left-right screen partition . Supports TH/TI format . Supports dithering options . Spread spectrum output frequency for EMI suppression . Support 60/120Hz 3D passive panel (line alternative mode) . Support 240Hz panel (two chip solution) .
  • Page 33 . Supports booting from internal SRAM, external EEPROM, and SPI flash . 216-pin EPLQFP package 5、 AUDIO IC MAX9820 The MAX9820 Windows Vista®-compliant stereo headphone amplifier is designed for portable Equipment where board space is at a premium. It features Maxim’s DirectDrive® architecture to produce a ground-referenced output from a single supply, eliminating the large output-coupling capacitors required by conventional single-supply headphone amplifiers.

  • Page 35: Wiring Diagram

    Wiring Diagram...
  • Page 36 Troubleshooting Block Diagram 1．Panel doesn’t light up. Supply with power, check if red indicator lights up in STANDBY state? Press key POWER on remote control or unit, check indicator. Check if 5V is supplied Blue to X601-PIN11 ? Check if level of X601-PIN13 Check STANDBY...
  • Page 37 No picture, but backlight is normal: 2． Press key MENU, controlled keys can OSD display remote control or the unit? normally? Do no channel have picture at all? 有 Enter into factory menu to initialize EEPROM, then cut off main power and then turn on the TV set again, check if there is picture? Readjust...
  • Page 38 No sound, but picture is normal: 3． No sound Check if level of Check there Check N607-PIN19&25 signal inputted (signal input are all high? N607-PIN15&20&21 circuits) on main &22 ? board. Check +12V on Check if level of Check power voltage power board.
  • Page 44 Power board...
  • Page 45 Backlight...
  • Page 46 APPENDIX-A: Main assembly 9224KI6812 LED-24XR113D NAME MAIN COMPONENT AND IT'S NO. N101 MSD309PX-LF 5270309003 N607 TAS5711 5275711001 Main board XI6KI00701B0 N103 EN25Q32B-104HIP 5272532007 N803 MST6M30QSR-LF 5270630001 N312 MAX9820 5279820001 IR board XI635KI00903 Key board XI635MS00801 Power board XI6KI00720B0 Remote control...
  • Page 47 APPENDIX-B: Exploded view (LED-24XR113D )
  • Page 48 PART LIST OF EXPLODED VIEW REF.No. DESCRIPION Front cabinet assembly Display panel Main board connective bar (up) Main board assembly Power board assembly Back cover assembly Pedestal assembly Standing pole Interface baffle (down) Interface baffle (size) Main board connective bar (down) Key board assembly Powr cord bracket 3D IE assembly...
  • Page 49 PART LIST LED-24XR113D ver. REF.No. PARTS No. DESCRIPION Q'TY REMARK XI6624680060 Front cabinet assembly XI5203248505 Display panel 1 V236H3-LS1 Main board connective bar (up) XI58A0B92700 XI6KI00701B0 Main board assembly Power board assembly XI6KI00720B0 XI672468H050 Back cover assembly XI6150111000 Pedestal assembly...
  • Page 50 Appendix: Installing the Stand 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 52 August 2011...

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