Removing/Replacing The Display Inverter Boards - Acer Extensa 900 Series Maintenance Manual

6.5.19 Removing/Replacing the Display Inverter Boards

To remove and replace the Display Inverter Boards, use the following procedure:
1. Turn off the computer; disconnect the AC power adapter (if it is attached),
and remove the battery pack and PCMCIA cards as described in Paragraphs
6.5.1 and 6.5.2. Also disconnect the MPB (Paragraph 6.5.3) if attached.
2.
Remove the Display Bezel as described in Paragraph 6.5.17.
3. Gently fold back the foil around the display and unplug the inverter cable,
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4. Next, remove the screw securing the DC-AC Inverter Board (larger of the two
PWBs) and the LCD ID Board (smaller of the PWBs) to the display back cover.
5. Press down on the latch (refer to Figure 6-24) and remove the Inverter Boards.
6. Replacement is the reverse of Steps 1 through 5.
Figure 6-24 Removing/Replacing the Display Inverter Boards
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Field Service 6-31