Acer Aspire 5942 Service Guide

Chapter 369
5.Disconnect the cable from the Power Saving Board as shown. 

70Chapter 3
Removing the Volume Control Board
1.See “Removing the Upper Cover” on page 59.
2.Lift the Volume Control Board FFC away from the Upper Cover to detach the adhesive.
3.Remove the two screws securing the board to the Upper Cover.
4.Lift the board clear of the Upper Cover.
StepSizeQuantityScrew Type
Volume Control 
BoardM2.5*3 2 

Chapter 371
Removing the MIC Board
1.See “Removing the Upper Cover” on page 59.
2.Remove the adhesive tape securing the MIC cable to the Upper Cover.
3.Remove the MIC cable from the cable channel as shown. Ensure that the cable is free from all cable clips.
4.Lift the MIC Board clear of the Upper Cover as shown. 

72Chapter 3
Removing the Button Board and Finger Print Reader
1.See “Removing the Upper Cover” on page 59.
2.Lift the Button Board FFC to detach the adhesive holding it in place.
3.Remove the two screws securing the Button Board and Finger Print Reader to the Upper Cover.
4.Lift the modules clear of the Upper Cover.
StepSizeQuantityScrew Type
Button Board M2.5*5 2 

Chapter 373
5.Open the FFC locking latch and disconnect the Finger Print Reader FFC from the Button Board.
6.Remove Button Board from the bracket.
7.Turn the bracket over and remove the two screws securing the Finger Print Reader to the bracket.
StepSizeQuantityScrew Type
Finger Print 
ReaderM2*3 2 

74Chapter 3
8.Remove the Finger Print Reader from the bracket as shown. 

Chapter 375
Removing the TouchPad Bracket
IMPORTANT: The TouchPad cannot removed from the Upper Cover. Replace the entire Upper Cover if the 
TouchPad malfunctions.
1.See “Removing the Button Board and Finger Print Reader” on page 72.
2.Lift the TouchPad FFC to detach the adhesive securing it in place.
3.Open the locking latch and disconnect the TouchPad FFC from the TouchPad.
4.Lift the Finger Print Reader protection strip from the TouchPad Bracket as shown. 

76Chapter 3
5.Remove the two screws securing the TouchPad Bracket in place.
6.Lift the TouchPad Bracket, front edge first, and remove it from the Upper Cover.
StepSizeQuantityScrew Type
TouchPad 
BracketM2.5*3 2 

Chapter 377
Removing the LCD Module
IMPORTANT: The LCD Module cannot be disassembled outside of factory conditions. If any part of the LCD 
Module is faulty, such as the camera, antenna or LCD panel, the whole module must be replaced.
1.See “Removing the Upper Cover” on page 59.
2.Remove the adhesive tapes securing the Antenna cables in place.
3.Pull the Antenna cables through the cover as shown. Ensure that the Antennas are completely free from the 
cover.
4.Disconnect the USB Board cable as shown. 

78Chapter 3
5.Remove the USB Board cable from the cable clips as shown.
6.Remove the adhesive tapes securing the USB Board and Backlight cables in place.
7.Disconnect the Backlight and USB Board cables from the Mainboard.