Sony SDM-P234 Service Manual
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Sony SDM-P234 Service Manual

Sony SDM-P234 Service Manual

Tft lcd color computer display
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See also: Instruction Manual
SDM-P234
US Model
SERVICE MANUAL
Canadian Model
AEP Model
TFT LCD COLOR COMPUTER DISPLAY

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Summary of Contents for Sony SDM-P234

  • Page 1 SDM-P234 US Model SERVICE MANUAL Canadian Model AEP Model TFT LCD COLOR COMPUTER DISPLAY...

  • Page 2: Table Of Contents

    3) Input Impedance : 47 k Net. Weight : 9.7kg (21.38 lbs) 3-4. Operating Frequency Gross Weight : 14.0 kg (30.86 lbs) Analog Horizontal : 28 ~ 92kHz Vertical : 48 ~ 85Hz Dot clock:< 170MHz – 2 – SDM-P234 (E)

  • Page 3: Precautions

    • Avoid contact with water as it may a short circuit within the module. • If the surface of panel become dirty, please wipe it off with a softmaterial. (Cleaning with a dirty or rough cloth may damage the panel.) – 3 – SDM-P234 (E)

  • Page 4: Timing Chart

    40 { 40 40 { 48 40 { 40 40 { 40 40 { 40 45 { 33 45 { 33 50 { 50 EDID DATA COMMENTS -SONY SG SETTING H/V 8 border H/V 8 border -OTHERS – 4 – SDM-P234 (E)
  • Page 5 50 { 50 50 { 50 50 { 50 50 { 50 50 { 50 50 { 52 64 { 64 64 { 64 64 { 64 64 { 64 EDID DATA COMMENTS -SONY SG SETTING -OTHERS – 5 – SDM-P234 (E)
  • Page 6 64 { 64 64 { 64 72 { 72 72 { 72 72 { 75 72 { 75 73 { 48 80 { 80 80 { 80 80 { 80 EDID DATA COMMENTS -SONY SG SETTING -OTHERS – 6 – SDM-P234 (E)
  • Page 7 64 { 64 64 { 64 87 { 87 87 { 87 100 { 100 120 { 120 120 { 120 105 { 105 EDID DATA COMMENTS -SONY SG SETTING Reduced Timing Reduced Timing Reduced Timing -OTHERS – 7 – SDM-P234 (E)
  • Page 8 80 { 80 72 { 72 72 { 72 72 { 72 85 { 85 85 { 85 85 { 85 108 { 108 80 { 80 80 { 80 EDID DATA COMMENTS -SONY SG SETTING -OTHERS – 8 – SDM-P234 (E)
  • Page 9 SET UP -OTHERS- INT/NON INT NON INT NON INT SIZE(23) 495X306 mm 495X306 #OF GRIDS 16 { 10 16 { 10 DOTS&LINES/GRID 108 { 108 105 { 105 EDID DATA COMMENTS -SONY SG SETTING -OTHERS – 9 – SDM-P234 (E)

  • Page 10: Operating Instructions

    OPERATING INSTRUCTIONS Front Control Panel 1. Sony logo Sony logo illuminates. Power This key turns the monitor on when the key lights up in red. To turn the monitor off, touch this key again. If the key does not light up, press the MAIN POWER switch(9).
  • Page 11 INPUT3. 19. DVI-D input connector(digital RGB) for INPUT3 This connector inputs digital RGB video signals that comply with DVI Rev.1.0. 20. Audio output jack This jack outputs audio signals to speakers or other audio equipment. – 11 – SDM-P234 (E)

  • Page 12: Wiring Diagram

    WIRING DIAGRAM Connector Ass’y P/N: 1-910-002-70 Connector Ass’y P/N: 2-109-638-01 Connector Ass’y P/N: Connector Ass’y P/N: 1-910-003-97 1-910-002-69 Connector Ass’y P/N: 1-910-002-71 – 12 – SDM-P234 (E)

  • Page 13: Disassembly

    5) Progress extracts latch of bezel left top area like as 6) Progress extracts latch of bezel left bottom area like picture. as picture. 7) The unit turn upside down and pull right middle area like as picture. – 13 – SDM-P234 (E)

  • Page 14: Block Diagram

    BLOCK DIAGRAM...

  • Page 15: Description Of Block Diagram

    Power Board V is provided for LCD Panel. 24V in Power Board V is provided for Inverter Part. Also, 5V is converted 3.3V and 2.5V and 1.8V by regulator. Converted power is provided for IC in the main board. – 15 – SDM-P234 (E)

  • Page 16: Lips Board Block Diagram

    This part function is to collect the any change from the dc output and feed back to the primary through photo transistor 7. Inverter The inverter converts from DC24V to AC 700V and operate back-light lamp of module. – 16 – SDM-P234 (E)

  • Page 17: Adjustment

    2) Edit Week of Manufacture, Year of Manufacture, Serial Number a) Input User Info Data b) Click Update button c) Click Write button c) Remove all default number d) Add 300-3FF e) Click Start button. f) Click Exit button. – 17 – SDM-P234 (E)
  • Page 18 EDID Data Item Content Hexadecimal Manufacturer ID 4DD9 Product ID(Analog) Product ID(Digital) Year 2004 Version Revision EDID Ver.1.0 FOR ANALOG(SONY DATA) Data Data Data Data (Blue) Y=0.065 fV max. 85 [Hz] (White) X=0.313 fH min. 28 [kHz] (White) Y=0.329 fH max.
  • Page 19 EDID Ver.1.0 FOR DIGITAL(SONY DATA) Data Data Data Data (Blue) Y=0.065 fV max. 63 [Hz] (White) X=0.313 fH min. 28 [kHz] (White) Y=0.329 fH max. 75 [kHz] <Established Timings> Max. p_clk 160 [MHz] <Standard Timings> #1£ 1600*1200/60Hz D Timing #2 #2£...

  • Page 20: Service Osd

    --> Enter SVC mode --> Copy EDID --> Mode Information OSD appears Video Signal Compatible PC Generator PARALLEL PORT Power inlet (required) 4.7K Power Select Switch 4.7K (110V/220V) 74LS06 Power LED 4.7K 74LS06 ST Switch V-Sync On/Off Switch (Switch must be ON.) Figure 1. Cable Connection – 20 – SDM-P234 (E)

  • Page 21: Exploded View

    EXPLODED VIEW...

  • Page 22: Replacement Parts List

    X-2022-487-1 STA ND ASSY 3043TKK184A 2-109-645-01 COVER STA ND REAR 3550TKK586A A-1067-563-A SONY LOGO ASSY 6871TST620A (H2 MOUNT, SONY LOGO, SHIELD SONY LOGO, REFLECTION SHEET) X-2022-486-1 MIDDLE CABINET ASSY 3551TKK535A A-1067-562-A SENSOR KEY ASSY 6871TST690A (H1 MOUNT, CONTROL KNOB, CUSHION, )

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