Skyworth 8M17A Service Manual
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Skyworth 8M17A Service Manual

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SERVICE MANUAL

8M17A CHASSIS
Design and specifications are subject to change without prior notice. (Only for Referrence)
Description: SERVICE MANUAL 8M17A
MODEL.
Brand Name:
JOB NO.
Engineering Dept:
-1-

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Summary of Contents for Skyworth 8M17A

  • Page 1: Service Manual

    SERVICE MANUAL 8M17A CHASSIS Design and specifications are subject to change without prior notice. (Only for Referrence) Description: SERVICE MANUAL 8M17A MODEL. Brand Name: JOB NO. Engineering Dept:...

  • Page 2: Table Of Contents

    Artwork By: Date: 2013-4-25 SIZE:A4 Checked By: Date: Approved By: Date: CONTENT CONTENT ------------------------------------------------------------------------2 Technical Specification-------------------------------------------------------3-14 Block Diagram -----------------------------------------------------------------15-16 List of key parts-----------------------------------------------------------------17 IC BLOCK Diagram--------------------------------------------------------------18-43 MAIN PCB-TOP------------------------------------------------------------------44-45 MAIN PCB-BOT------------------------------------------------------------------46-47 Circuit Diagrams----------------------------------------------------------------48-64...

  • Page 3: Technical Specification

    Technical Specification 1. Application Area: This product standard is use for LED chassis. 2. Specification: All the standard are measured under following conditions without other specification. 2.1 Ambient Temperature: 20+/-5℃ 2.2 Relative Humidity: 65+-10％ 2.3 Power Supply Voltage: 12VDC 2.4 Adjust after 20 minutes warm-up. 3.
  • Page 4 Technical Specification 4. Safety and Regulation Item Unit Remark Force Stability-Incline plane Tip Test Force Stability-Level Tip Test Isolation Gap AC-AC/AC-DC Isolation Gap Power Consumption 14E57 Power consumption Standby Dielectric Voltage Isolation Resistance MΩ Leakage Current MAp-p Power cord captivity Flammability—Back Cover PASS Sharp edge...

  • Page 5: External Interface

    Selectivity -1.5M Selectivity +8M Tuning Range -0.7 Resolution Horizontal 1366 Lines Resolution Vertical Lines 6. Chroma Item Unit Remark White Balance, X axis White Balance, Y axis White Balance, Color Temperature 6500 9800 12500 kdeg 12500(266,276) 9800(280,290) 6500(313,329) Color Sensitivity Color Burst Lock-in Range +/-300 Color Killer Sensitivity...
  • Page 6 Video Input Frequency Response Video Input S/N Audio Input Level Vrms Audio Input Frequency Response Audio Input S/N Audio Input Distortion ％ Audio Input Dynamic Range Vrms Video output Level Vp-p Video ouput Frequency Response Video output S/N Audio output Level Vrms Audio output Frequency Response Audio output S/N...
  • Page 7 Standard Volume Mute Input Mode RF-Air Customer menu language English Base on different order Sleep Timer Auto sleep Blue back Surround Caption Noise Reducer Middle 12. Reliability Item Unit Remark IEC-1000-4-2 EFT/Burst IEC-1000-4-4 Surge Immunity IEC-1000-4-5 Voltage Dip Test,10ms IEC-1000-4-11 ％...
  • Page 8 Market Position (High/Mid/Access,,,) Class Cabinet Design (Example: 01,23 series ) Product Nb Chassis solution MST6M182XSET Chassis name 8M17A Chassis PCB Standard Follow Compal’s model Predecessor (replace) MP date requested (ETD) 2013.5 MP date confirmed by supplier (ETD/ETA) Status( Pre./Finish )
  • Page 9 Technical Specification Color process (Gama correction/Skin Follow main IC correction /... ) Colour preset Cool/Neutral/Warm (Cool/Normal/Warm/Personal) Picture control ( Bright/Con./Sharpness/Color/Tint/…) Picture presets : Standard / Bright / Soft / Normal / Soft / Personal/ Bright User Picture freeze Multi picture : PIP ( AV )/POPAV Dynamic Backlight Control LED Backlight Deinterlacer (No/linerar/motion...
  • Page 10 Technical Specification Sound control ( Volume , Balance , Mute ) Volume, Mute Sound presets Personal/Standard/Music/News/Film (User/Speech/News/Standard) Headphone volume control ( Separated / linked ) Sound quality ( High / Mid / Low ) Reception and Decoding capability RF rangeATV 54MHz～864MHz RF rangeDTV VHF 177-213 MHZ, UHF 473-803 MHZ...
  • Page 11 Technical Specification IB languages English ATV Program Numbers (example: 99+3AV input ) DTV Program Numbers Program edit ( naming , sorting , skip , Skip swap …. ) Auto Naming/Auto Sorting TV Guide(DTV EPG) Favorite program Number of buttons on cabinet (Power; Vol+/-;...
  • Page 12 Technical Specification Blue Back LED indicator(Power on/Standby) Green / Red Connectors -Rear RF Input (Antenna): Air/ Cable/ 2in1 Scart : CVBS in&out / RGB / S-VIDEO CINCH video in / outAV1 CINCH audio in / out (No volumpe control AV AUDIO on Audioout/can be jack 3,5mm) S-video in Component Video Input (YCrCb/YPrPb)
  • Page 13 Technical Specification UI/RC UI design (font/pixel, 2D/3D graphic SOD Standard engine..) RC Model YK76HG RC system RGB Standard RC # of keys Accessories included Carton (English/French/Spanish) English English Circuit diagram Batteries Product registration Card Yes(English) DC Cable Length 1.5m Audio Cord (Jack 3.5mm) VGA Cord Wallmount frame Optional...

  • Page 14: Block Diagram

    FLASH 32Mb SYSTEM POWER SUPPLY YPBPR +AUDIO IN CVBS KEY PAD, IR RECEIVER MST6E182XDT IF DEMODULATOR BUILD IN MPEG 1/2/4 DECODER JPEG/MP3 DECODER LCD PANEL LVDS, DIM 3D COMB FILTER VIDEO DECODER ON/OFF TPA6211 HDMI IN TDA18274 IF+/- 8M17A -14-...

  • Page 15: List Of Key Parts

    List of key parts Name Position Type Follow to the 5339-147438-0S00 HS75438 IR board Speaker 14E57 4ohm/4W 5665-104064-0010 Y100 HC-4 4975-124052-RS00 Crystal HC-4 4975-116052-SS00 Tuner TDA18274HD 4706-T18270-0480 MP1495DJ 476A-M14950-0080 Q4/Q5 ME2345A 4600-M23450-0S00 U8/U10/U25 AS1117L-3.3 47B6-A11170-03 AS1117L-1.8 47B6-A11172-03 AS1117L-1.2 47B6-A11175-0300 U100 GD25Q32BSIGT 47F2-G25320-0080 MST6E182XDT-Z1...

  • Page 16: Ic Block Diagram

    IC Block Diagram 1. MP1495DJ -16-...
  • Page 17 -17-...
  • Page 18 2. ME2345A -18-...
  • Page 19 3. AS1117L -19-...
  • Page 20 -20-...
  • Page 21 4. GD25Q32BSIGT -21-...
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  • Page 23 5. MST6E182XDT-Z1 -23-...
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  • Page 28 6. TPA6211 -28-...
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  • Page 32 7. SY8086 -32-...
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  • Page 35 8. TDA18274HD -35-...
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  • Page 39 Main PCB Top Main PCB-Bottom -39-...

  • Page 40: Circuit Diagrams

    Circuit Diagrams -40-...
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Table of Contents