Acer Aspire 8940 Service Guide

Chapter 381
Removing the Launch Board
1.See “Removing the Upper Cover” on page 77.
2.Turn the Upper Cover over. Open the locking latch on the FFC and disconnect it from the Launch Board.
3.Remove the Launch Board from the Upper Cover 

82Chapter 3
Removing the Volume Control Board
1.See “Removing the Upper Cover” on page 77.
2.Open the locking latch on the FFC and disconnect it from the Media Board.
3.Open the locking latch on the FFC and disconnect it from the Volume Control Board.
4.Remove the two screws securing the board to the Upper Cover.
StepSizeQuantityScrew Type
Volume Control 
BoardM2*3 2 

Chapter 383
5.Lift the board clear of the Upper Cover. 

84Chapter 3
Removing the Power Saving Board FFC
1.See “Removing the Upper Cover” on page 77.
2.Lift the protective covering and FFC away from the Upper Cover to detach the adhesive.
3.Continue lifting the FFC away from the Upper Cover as shown.
4.Remove the FFC from the Upper Cover. 

Chapter 385
Removing the Media Board
1.See “Removing the Upper Cover” on page 77.
2.Open the locking latch on the FFC and disconnect it from the Media Board.
3.Remove the FFC from the Upper Cover by peeling back the adhesive as shown.
4.Carefully pry up the edge of the Media Board as shown.
NOTE: The Media Board is secured in place with strong adhesive; ensure that the board is not deformed 
during removal. 

86Chapter 3
5.Lift the Media Board clear of the Upper Cover. 

Chapter 387
Removing the TouchPad Lock Board
1.See “Removing the Upper Cover” on page 77.
2.Open the locking latch on the FFC and disconnect it from the TouchPad Lock Board.
3.Lift the FFC away from the Upper Cover to detach the adhesive securing it in place.
4.Open the locking latch on the FFC and disconnect it from the Finger Print Reader. 

88Chapter 3
5.Remove the single screw securing the board to the Upper Cover.
6.Lift and rotate the board in the direction of the arrow to remove it from the Upper Cover.
StepSizeQuantityScrew Type
TouchPad Lock 
BoardM2*3 1 

Chapter 389
Removing the Finger Print Reader Bracket
1.See “Removing the Upper Cover” on page 77.
2.Remove the two screws securing the bracket to the Upper Cover.
3.Rotate the bracket away from the Upper Cover and remove it as shown.
StepSizeQuantityScrew Type
Finger Print 
Reader BracketM2*3 2 

90Chapter 3
Removing the TouchPad Board
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 Finger Print Reader Bracket” on page 89.
2.Open the locking latch on the FFC and disconnect it from the TouchPad Board.
3.Open the locking latch on the FFC and disconnect it from the TouchPad.
4.Remove the FFC from the Upper Cover as shown.