Acer Aspire 5940g Service Guide

Chapter 371
5.Using both hands, lift the Speaker Module upward to remove it from the Upper Cover. 

72Chapter 3
Removing the Power Saving Board
1.See “Removing the Speaker Module” on page 70.
2. Remove the Power Saving Board cabl e from the cable channel as shown.
3. Remove the two securing screws from the board.
4. Remove the board from the chassis.
StepSizeQuantityScrew Type
Power Saving 
Board M2.5*3 2 

Chapter 373
5.Disconnect the cable from the Power Saving Board as shown. 

74Chapter 3
Removing the Volume Control Board
1.See “Removing the Upper Cover” on page 63.
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 
Board M2.5*3 2 

Chapter 375
Removing the MIC Board
1.See “Removing the Upper Cover” on page 63.
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. 

76Chapter 3
Removing the Button Board and Finger Print Reader
1.See “Removing the Upper Cover” on page 63.
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 377
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 
Reader M2*3 2 

78Chapter 3
8.Remove the Finger Print Reader from the bracket as shown. 

Chapter 379
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 76.
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 st rip from the TouchPad Bracket as shown. 

80Chapter 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 
Bracket M2.5*3 2