Acer Aspire 8942 Service Guide

Chapter 371
Removing the Switch Cover
1.See “Removing the Battery Pack” on page 52.
2.Turn the computer over. Remove the thirteen screws securing the Switch Cover to the Upper Cover.
IMPORTANT: Do not lift the Switch Cover away from the computer; the Power Board FFC is still connected.
3.Turn the computer over and open the LCD Panel. Lift the Switch Cover, rear edge first, as shown.
StepSizeQuantityScrew Type
Switch Cover
(red callout)M2.5*6.5 9
Switch Cover
(green callout)M2.5*4 4 

72Chapter 3
4.Turn the Switch Cover over and place it face down on the Keyboard.
5.Open the Power Board FFC locking latch and disconnect the FFC from the Mainboard.
6.Remove the Switch Cover from the Upper Cover. 

Chapter 373
Removing the Power Board
1.See “Removing the Switch Cover” on page 71.
2.Open the Power Board FFC locking latch and disconnect the FFC from the Power Board.
3.Remove the three (3) screws securing the Power Board to the Switch Cover.
4.Lift the Power Board away from the Switch Cover right side first to release the securing clip.
StepSizeQuantityScrew Type
Power Board M2.5*4 3 

74Chapter 3
Removing the LCD Module
1.See “Removing the Switch Cover” on page 71.
2.Turn the computer over and ensure that the Antenna cables are free from obstructions.
3.Pull the Antenna cables through the Upper Cover as shown. Ensure that the Antennas are completely free 
from the cover.
4.Remove the Antenna from the cable channel all the way to the Hinge Well. Ensure that the cables are free from 
all cable clips. 

Chapter 375
5.Grasp the pull tab and lift upward as shown to disconnect the LVDS cable.
6.Remove the LVDS cable from the cable channel all the way to the Hinge Well. Ensure that the cable is free 
from all cable clips.
7.Disconnect the MIcrophone cable from the Mainboard. 

76Chapter 3
8.Remove the Microphone cable from the cable channel all the way to the Hinge Well. Ensure that the cable is 
free from all cable clips.
9.Remove the four (4) screws securing the LCD Module to the Lower Cover.
10.Using both hands, lift the LCD Module clear of the Lower Cover.
StepSizeQuantityScrew Type
LCD Module M2.5*6.5 4 

Chapter 377
Removing the Upper Cover
IMPORTANT: The TouchPad is supplied as part of the Upper Cover. If the TouchPad is defective, replace the entire 
Upper Cover.
1.See “Removing the LCD Module” on page 74.
2.Turn the computer over. Remove the fifteen screws on the bottom panel.
 
3.Disconnect the indicated FFCs (A, B, C, D, and E) from the Mainboard.
NOTE: Avoid pulling on cables directly to prevent damage to the connectors.
NOTE: Use the pull-tabs on FFC cables whenever available to prevent damage....

78Chapter 3
4.Open the locking latch on A and disconnect the FFC from the Mainboard.
5.Open the locking latch on B and disconnect the FFC from the Mainboard.
6.Open the locking latch on C and disconnect the FFC from the Mainboard. 

Chapter 379
7.Open the locking latch on D and disconnect the FFC from the Mainboard.
8.Open the locking latch on E and disconnect the FFC from the Mainboard.
9.Remove the eleven screws securing the Upper Cover to the Lower Cover.
StepSizeQuantityScrew Type
Upper Cover
(red callout)M2.5*4 10 

80Chapter 3
10.Remove the Upper Cover as shown.Upper Cover
(green callout)M2*3 1
StepSizeQuantityScrew Type