Acer Aspire 3100 Service Guide

							62Chapter 3
6.Release the two screws holding the LCD module on the bottom side of the main unit.
7.Release the four screws securing the LCD hinges on the main unit.
8.Then detach the LCD module from the main unit.
Removing the Keyboard
If you just want to replace the keyboard, skip the LCD module disassembly. After you remove the 
middle cover, follow the steps below.
1.Release the two screws securing the keyboard plate.
2.Carefully detach the keyboard plate from the edge of the keyboard plate and place the 
keyboard plate as shown.
3.Release the keyboard FFC lock carefully because it is fragile. Then remove the keyboard plate. 
						

							Chapter 363
Disassembling the Main Unit
Separating the Upper Case and the Lower Case
1.Carefully release the media board FFC lock because it is fragile. Then disconnect the media 
board FFC.
2.Release the 12 screws securing the upper case and the lower case on the bottom side.
3.Release the four hexagonal screws securing the external VGA port and the DVI-D port.
4.Release the two screws securing the upper case and the lower case on the upper side.
5.Then detach the upper case from the main unit. 
						

							64Chapter 3
Removing the Power Board and the Modem Board
1.Detach the power board slightly.
1.Release the two screws securing the modem board.
2.Detach the modem board then disconnect the modem board cable. 
						

							Chapter 365
Removing the Main Board
1.Disconnect the speakers cable and the microphone cable.
2.Release the screw securing the main board.
3.Slightly pull the edge of the lower case from the left side and at the same time push the main 
board on the bottom side to pop up the main board.
4.Repeat Step 3 from the rear side.
5.Then detach the main board. If your system is equipped with Bluetooth module, please place 
the main board on the lower case as shown. Do not abruptly remove the main board from the 
lower case. 
						

							66Chapter 3
Removing the Bluetooth Module
1.Place the main board as shown.
2.Tear off the tinsel.
3.Disconnect the Bluetooth module cable and remove the main board.
4.Remove the Bluetooth module. 
						

							Chapter 367
Removing the Speakers
1.Release the two screws securing the speakers.
2.Then detach the speakers.
Removing the Touch Pad Board
1.Slightly unlock the touch pad FFC lock by nail and disconnect the touch pad FFC.
2.Release the screw holding the touch pad board bracket then remove the touch pad board 
bracket.
3.Detach the touch pad board. 
						

							68Chapter 3
Removing the VGA Heatsink
1.Release the two screws securing the VGA heatsink.
2.Then detach the VGA heatsink.
Disassembling the LCD Module
1.Remove the four screw cushions on the LCD bezel then release the four screws holding the 
LCD bezel.
2.Carefully detach the LCD bezel from the LCD module.
3.Tear off the tapes holding the LVDS cable and the LCD cable then release the two screws 
securing the inverter board. 
						

							Chapter 369
4.Carefully disconnect the LVDS cable.
5.Carefully disconnect the LCD cable then remove the inverter board.
6.Release the two screws securing the LCD panel.
7.Then detach the LCD panel.
8.Release the eight screws holding the left and right LCD brackets and remove the LCD 
brackets. 
						

							70Chapter 3
9.Tear off the tape holding the LCD cable.
10.Carefully pull and disconnect the LCD cable. 
						

							Chapter 471
Please use the following procedures as a guide for computer problems.
NOTE: The diagnostic tests are intended to test only Acer products. Non-Acer products, prototype cards, or 
modified options may occur errors or invalid responses.
1.
Obtain the detailed fail symptoms as many as possible.
2.Verify the symptoms by attempting to recreate, running the diagnostic tests or repeating the 
same operation.
Troubleshooting
Chapter 4