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Sansui SV3215 LCD Service Manual

32 inch lcd
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Summary of Contents for Sansui SV3215 LCD

  • Page 2 BF3293-XC1 Service Manual...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS 1. Precautions and Safety Notices ································· 3 2. S p e c i f i c a t i o n · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 4 3.

  • Page 4: Precautions And Safety Notices

    1. Precautions and Safety Notices Prior to using this service manual,please ensure that you have carefully followed all the procedures outlined in the user's manual for this product. (1) Read all of these instructions. (2) Save these instructions. (3) Follow all warnings and instructions a marked on the product. (4) Unplug this product from the wall outlet before cleaning.Do not use liquid cleaners or aerosol cleaners, use a damp cloth for cleaning.

  • Page 5: Specification

    2. Specification BF3293 panel specification: Item Specifications Panel Name Display pixels 1366 (H) x 768 (V) pixels ( 1 pixel = 1 RGB cells ) Display Area 697.685mm (H) x 392.256mm (V) Pixel Pitch 0.51075mm Display Colors 16.7M Pixel Arrangement R+G+B vertical stripe Brightness 500cd/m...
  • Page 6 YPbPr1 Component 480i, 480p, 720p, VIDEO4 (Y, Pb/Cb, Pr/Cr) 1080i (YPbPr1) + L/R Audio Component 480i, 480p, 720p, VIDEO5 YPbPr2 (Y, Pb/Cb, Pr/Cr) 1080i (YPbPr2) + L/R Audio Digital RGB +Digital VIDEO6 HDMI HDMI HDMI 19 Pin Audio (HDMI1) D-SUB 15 Pin COMPUTER Analog RGB VGA+ L/R Earphone (VGA)
  • Page 7 B. HMDI connector is a type A receptacle for video/audio mode. 1. TMDS Data 2+ 9. TMDS Data 0- 17. CEC/GND 2. TMDS Data 2 shield 10. Clock + 18. +5V Power 3. TMDS Data 2- 11. Clock shield 19. Hot Plug Detect 4.
  • Page 8 Maximum Pixel Clock 135 MHz DDC 1/2B Compliant with Revision 1.0 Connector HDMI x 1 Analog HD15 PC Signal (RGB) Format R, G, B Analog Level/Impedance 0.7Vp-p / 75Ω DDC 1/2B Compliant with Revision 1.0 Sync H/V separate 3V TTL level / 1kΩ Frequency Fh = 31~80 kHz Fv = 50~75 Hz...
  • Page 9 Non-VESA 720x400 31.5 Video & S-Video AV Timing V FREQ H FREQ STANDARD RESOLUTION PAL(B,G,H,D,I) 15.625 14.50 SECAM 15.625 14.50 PAL-M 15.734 12.65 PAL-N 15.625 14.50 HDTV/Component AV Timing SDTV 525i 720x525 15.735 SDTV 625i 720x625 15.625 SDTV 480p 720x480 31.5 HDTV 720p 1280x720...

  • Page 10: Front Panel Function Control Description

    3. Front Panel Function Control Description Operation, Adjust and Programming...
  • Page 14 The operation of each OSD controls is described as following table: Option Description User Standard Picture（not Press to change the Picture Mode to be User, Vivid, Movie support VGA） Standard, Sport, and Movie Vivid Sport Brightness Press to adjust the Brightness from 0 to 100 Contrast Press to adjust the Contrast from 0 to 100...
  • Page 15 Channel Name Edit the channel name. (Europe only) Channel Swap Swap the channel location . (Europe only) Manual Search Search the channel manually Allow you to restore a default TV channel table. Channel reset only) Auto adjust Allows you to auto adjust the display mode. Allows you to adjust the position of the picture left and right in the window H-Position...

  • Page 16: Adjusting Procedure

    4. Adjusting Procedure ITEM Equipments Requiremen Procedure and SPEC Program Menu. VIDEO Play DVD Screen is clear and fluent adjustment Video Cable Set DVD to interlaced output S-VIDEO Play DVD Screen is clear and fluent S-Video Cable Set DVD to interlaced output Play DVD(Y,Cr,Cb) Screen is clear and fluent...
  • Page 17 WINDOWS. Play DVD test disc 1. Select SOURCE then choose VIDEO or VIDEO ESSENTIALS SVIDEO. OVERSCAN (6%) S-Video Cable Set DVD to 2. Sending the signal from DVD test disc Video Cable interlaced output (eighth paragraph) 3. Watch the screen to check if sees the block screen within SAFE ACTION.
  • Page 18 d. Balance 1. Press←,→Key Set the balance between left-right trumpet. 2. Check if the action is normal. 3. The initial value is located at middle. Language 1. Select required language. adjustment 2. Initial value is set to English or set upon clients’...

  • Page 19: Trouble Shooting Flow Chart

    5. Trouble Shooting Flow Chart STEP 1. No Display ( Black ) Change AC Check AC LED ON Socket Fuse Socket ? Check LCD TV Video& Push the power Audio switch ON/OFF Function Check the D-SUB 37Pin board LED Color C0N1-Pin7 change ? C0N1...
  • Page 20 J11 PIN23 24 Active Change AD Check the connection low(See Panel Board BOX cable Signal SPEC.) ? Change the LCD the LVDS Display ? Panel connecter? Change AD Board Check Video& Display ? Audio Function Change AD Check Video& Board BOX Audio Function...
  • Page 21 STEP 2. Check Video& Audio Function No TV,VIDEO and VGA Check Picture Video& Audio Function Change AD Board BOX STEP 3. No Audio Check Check D-SUB Video& Check 37pin Audio Speaker Function CON4 Change AD Change Speaker Board BOX...

  • Page 22: Exploded Diagram And Spare Parts List

    6. Exploded Diagram and Spare Parts List...

  • Page 23: Block Diagrams

    8. Block Diagram 8. Schematic Diagram...
  • Page 24 Main Board...
  • Page 39 IR/LED Board 0.1uF IR-OUT LED_O LED_G IR-SENSOR 10uF-0805 CON5 Hous5P-1.0h LED_O MMBT3904 MMBT3904 DIP LED-D3 Proview Electronics (Taiwan) Co., LTD. 6F, NO.1, Pau-Sheng Rd., Yung-Ho City, LED_G Taipei County, Taiwan R.O.C. Tel: 886-2-2231-6789 Fax: 886-2-2232-4613 MMBT3904 Title IR SENSOR PCB Size Document Number GF371-XU...
  • Page 40 Keypad Board 0.1uF 4.7K 4.7K 4.7K 4.7K 4.7K 4.7K 4.7K POWER-ON SOERCE MENU POWER-ON CH-UP CH-DOWN VOL-UP VOL-DOWN SOURCE MENU CON9 Hous 9P-1.0 CH-UP CH-DOWN VOL-UP VOL-DOWN 5.6V 5.6V 5.6V 5.6V 5.6V 5.6V 5.6V Proview Electronics (Taiwan) Co., LTD. 6F, NO.1, Pau-Sheng Rd., Yung-Ho City, Taipei County, Taiwan R.O.C.
  • Page 41 AV AUX Board S-Video Input CVBS FB-40-0805-700MA FB-40-0805-700MA LINE1 LINE2 FRONT_S_CHROMA FRONT_S_LUMA LINE3 LINE4 12pF 12pF RClamp0504F DIN4 FB-40-0805-700MA FRONT_A_R FRONT_A_R_IN FB-40-0805-700MA RCA JACK CVBS FRONT_COMPOSITE 12pF RCA JACK 12pF FB-40-0805-700MA AV Input FRONT_A_L FRONT_A_L_IN RCA JACK 12pF Audio Input PHONE_A_D PHONE_A_D_O 0-R0603...
  • Page 42 D-SUB 37 PIN Board 200PHD Series 2X8 (16pin) 200PHD Series 2X7 (14pin) CON1 VCCSB CON2 SW7-VOL-DOWN PHONE_A_D_O PHONE_A_L_O SW6-VOL-UP SW5-CH-DOWN SW4-CH-UP SW3-MENU FRONT_A_L_IN PHONE_A_R_O SW2-SOURCE SW1-POWER LED_G LED_O FRONT_COMPOSITE FRONT_A_R_IN IR-OUT LTDC_ADDR LTDC_INT LTDC_CLK FRONT_S_CHROMA FRONT_S_LUMA LTDC_DATA 200PHD-14LT 200PHD-16LT CTRL. Key AU X AV 200PHD Series 2X4 (8pin) SPK_R_OUT+...
  • Page 43 POS150W Power board...

  • Page 46: Pcb Layout Diagrams

    9. PCB Layout Diagram Keypad board (Component Side Top) Keypad Board (Component Side Bottom) IR/LED board (Component Side Top)
  • Page 47 IR/LED Board (Component Side Bottom) AUX AV board (Component Side Top)
  • Page 48 AUX AV Board (Component Side Bottom) D-SUB 37 Pin board (Component Side Top)
  • Page 49 D-SUB 37 Pin Board (Component Side Bottom)
  • Page 50 Main Board (Component Side Top)
  • Page 51 Main Board (Component Side Bottom)
  • Page 52 POS150W Power board (Component Side Top) POS150W Power board(Component Side Bottom)

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