Acer Extensa 900 Maintenance Manual

Field Service    6-23
6.5.11 Removing/Replacing the VGA Video Board
To remove and replace the VGA Video Board Assembly, 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 Keyboard Assembly as described in Paragraph 6.5.5.
3.Remove the Heat Sink Assembly as described in Paragraph 6.5.6....

6-24   Field Service 
6.5.12 Removing/Replacing the Power Supply Board
To remove and replace the Power Supply Board Assembly, 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 Keyboard Assembly as described in Paragraph 6.5.5.
3.Remove the Heat Sink Assembly as described in Paragraph 6.5.6....

Field Service    6-25
6.5.13 Removing/Replacing the DC-In Board Assembly
To remove and replace the DC-In Board Assembly, 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 Keyboard Assembly as described in Paragraph 6.5.5.
3.Remove the Heat Sink Assembly as described in Paragraph 6.5.6....

6-26   Field Service 
6.5.14 Removing/Replacing the PC Card Module
To remove and replace the PC Card Module Assembly, 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 Keyboard Assembly as described in Paragraph 6.5.5.
3.Remove the Heat Sink Assembly as described in Paragraph 6.5.6.
4.Remove...

Field Service    6-27
6.5.15 Removing/Replacing the Main Board Assembly
To remove and replace the Main Board Assembly, 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 Keyboard Assembly as described in Paragraph 6.5.5.
3.Remove the Heat Sink Assembly as described in Paragraph 6.5.6.
4.Remove...

6-28   Field Service 
6.5.16 Removing Touchpad and Speakers
To remove and replace the Touchpad and Speakers, 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 Keyboard Assembly as described in Paragraph 6.5.5.
3.Remove the Heat Sink Assembly as described in Paragraph 6.5.6.
4.Remove the...

Field Service    6-29
6.5.17 Removing/Replacing the Display Bezel
To remove and replace the Display Bezel Assembly, 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.Use a sharp object to remove the six bezel screw covers and remove the six 
screws.
3.Pull out and remove the Display Bezel.
4.Replacement...

6-30   Field Service 
6.5.18 Removing/Replacing the LCD
To remove and replace the LCD, 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.Remove three screws securing the LCD Assembly and pull up on the LCD 
Panel (Figure 6-23).
4.Tilt the LCD...

Field Service    6-31
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...

6-32   Field Service 
6.6 Removing/Replacing MPB FRUs
6.6.1 Removing/Replacing the Media Bay Device
To remove and replace a MPB Modular Bay Device (e.g., CD-ROM Drive or Floppy Disk 
Drive), 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.Unlatch the module by pressing the latch at the base of the MPB...