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ASUSTeK COMPUTER VA27EHF Service Manual

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Monitor Service Manual
Model: VA27EHF
 
 
 
 
 
 
 
 
 
 
Version no. V01
Release date: Dec.07, 2023
 
 
 
 
 
 
 
 
 
 
1
 

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Summary of Contents for ASUSTeK COMPUTER VA27EHF

  • Page 1 Monitor Service Manual Model: VA27EHF                     Version no. V01 Release date: Dec.07, 2023                      ...
  • Page 2 LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS MANUAL, INCLUDING THE PRODUCTS AND SOFTWARE DESCRIBED IN IT. Copyright © 2023 ASUSTeK COMPUTER INC. All Rights Reserved. LIMITATION OF LIABILITY Circumstances may arise where because of a default on ASUS’ part or other liability, you are entitled to recover damages from ASUS.
  • Page 3 Table of Contents 1. Safety Precautions ..............................4 2. Exploded View ..............................5 3. Disassembly & Assembly SOP ..........................7 4. Trouble shooting ..............................22...

  • Page 4: Safety Precautions

    1. Safety Precautions Safety information  Before setting up the monitor, carefully read all the documentation that came with the package.  To prevent fire or shock hazard, never expose the monitor to rain or moisture.  Never try to open the monitor cabinet. The dangerous high voltages inside the monitor may result in serious physical injury.

  • Page 5: Exploded View

      2. Exploded View                              ...
  • Page 6   ASUS Description MIDDLE_FRAME REAR_COVER PANEL MAINFRAME STAND BASE KEY BOARD LED BOARD POWER BOARD MAIN BOARD MAINFRAME SCREW SCREW D3 6 SCREW M4*10 SCREW Q2 4...

  • Page 7: Disassembly & Assembly Sop

    3. Disassembly & Assembly SOP 3.1. Precaution Please read the precautions as follows to prevent any damages to the LCD Monitor. Make sure all power connection is removed. Be sure that the LCD Monitor is in power off status. Prepare soft cloth and sponge as working platform to place LCD monitor horizontally.
  • Page 8 Information in this section is to perform the disassembly procedure of the LCD monitor. Depending on the failures, replace the defective parts accordingly.   ASUS VA27EHF LCD monitor consists of various subsystems. This section describes the procedures for LCD monitor disassembly. In addition, the detailed disassembly procedures of individual subsystem will be provided for your service needs.
  • Page 9   2. Release the screws to separate the hinge and stand. Description Q’ty Screw Torque Picture &Spec     Screw(hinge/ 12±2kgf.cm stand)                 3. Unscrew the screws as below. Description Q’ty Screw Torque Picture &Spec Screw(Rear 6±1kgf.cm...
  • Page 10   3.3.2 Main Subsystem   1. Use disassembly tool to open all the latches along the edge of the Rear Cover. (Note: Start to open the latches from bottom. Please operate in sequence as below until separate the panel from rear cover. Don’t damage the key board.）...
  • Page 11   Key Board   Release the screws to remove the key board from the rear cover.   Description Q’ty Screw Picture &Spec Torque Screw(Rear 2±0.5kgf.cm cover/key board)       MAIN_FRAME   Tear up the tapes and disconnect cables. Unscrew the screws to remove the main frame.  ...
  • Page 12       2. Remove the Mylar.    ...
  • Page 13   Main Board and Power Board   Unscrew the screws and take out the main board and power board.   Description Q’ty Screw Torque Picture &Spec Screw-Red(main 6±1kgf.cm board/power board/main frame)       Screw-Blue 6±1kgf.cm (power board/ main frame)  ...
  • Page 14   3.3.3 Panel Release screws marked in red to separate the panel & the middle frame. Take out the LED board. Description Q’ty Screw Torque Picture &Spec Screw(middle 3±0.5kgf.cm frame/panel)          ...
  • Page 15    ...
  • Page 16   3.4 Assembly Procedure 3.4.1 Panel 1. Prepare the panel and middle frame. Use a screwdriver to tighten the screws. Assemble the LED board. Description Q’ty Screw Torque Picture &Spec Screw(middle 3±0.5kgf.cm frame/panel)        ...
  • Page 17   3.4.2 Main subsystem Main board and Power board 1. Prepare a main board, a power board and some essential cables. Connect every pins. 2. Use a screwdriver to tighten the screws. Put on the mylar. Description Q’ty Screw Torque Picture &Spec Screw-Red(main 6±1kgf.cm...
  • Page 18   Screw-Blue 6±1kgf.cm (power board/ main frame)     Main frame 1. Put the main frame on panel. Connect the pins and tighten the screws to assemble the main frame. Paste the tapes. Description Q’ty Screw Torque Picture &Spec Screw(main 3±0.5kgf.cm frame /Panel)  ...
  • Page 19   Key board Tighten the screws to assemble the key board to the rear cover. Description Q’ty Screw Picture &Spec Torque Screw(Rear 2±0.5kgf.cm cover/key board)  ...
  • Page 20   Connect the pins (key board/LED board to main board). Carefully assemble the rear cover. Tighten the screws. Description Q’ty Screw Torque Picture &Spec Screw(Rear 6±1kgf.cm cover /Panel)    ...
  • Page 21   3.4.3 Stand Subsystem Assemble the hinge and stand. Use a screwdriver to tighten the screw. Assemble the stand-base. Description Q’ty Screw Torque Picture &Spec     Screw(hinge/ 12±2kgf.cm stand)                    ...

  • Page 22: Trouble Shooting

      4. Trouble shooting      ...