Acer Aspire 8935g Service Guide

Chapter 3191
Replacing the ODD Module
Replacing the Lower Covers
1.Insert the Lower Cover as shown.  1.With the ODD tray in the eject position, replace the ODD cover on the new ODD Module.
2.Secure ODD bracket with two screws.3.Slide the module in to the chassis and press until 
the module is flush with the chassis.
4.Replace the single screw to secure the Module. 

192Chapter 3
2.Tighten the seven captive screws in the Lower Door.
    

Chapter 3193
Replacing the SD Dummy Card
Push the SD Dummy into the slot until an audible click indicates that the card is correctly inserted.
Replacing the Battery
1.Slide and hold the battery release latch to the 
release position (1), insert the battery pack and 
press down (2).2.Slide the battery lock in the direction shown to 
secure the battery in place.
1
2 

194Chapter 3 

Chapter 4195
Troubleshooting
Common Problems
Use the following procedure 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 can give false errors and invalid system responses.
1.Obtain the failing symptoms in as much detail as possible.
2.Verify the symptoms by attempting to re-create the failure by running the diagnostic test or by repeating 
the same operation.
3.Use the following table with the...

196Chapter 4
Power On Issue
If the system doesn’t power on, perform the following actions one at a time to correct the problem. Do not 
replace non-defective FRUs:
Computer Shuts down Intermittently
If the system powers off at intervals, perform the following actions one at a time to correct the problem.
1.Check the power cable is properly connected to the computer and the electrical outlet. 
2.Remove any extension cables between the computer and the outlet.
3.Remove any surge protectors between the...

Chapter 4197
No Display Issue
If the Display doesn’t work, perform the following actions one at a time to correct the problem. Do not replace 
non-defective FRUs:
No POST or Video
If the POST or video doesn’t display, perform the following actions one at a time to correct the problem.
1.Make sure that the internal display is selected. On this notebook model, switching between the internal 
display and the external display is done by pressing Fn+F5. Reference Product pages for specific model 
procedures....

198Chapter 4
Abnormal Video Display
If video displays abnormally, perform the following actions one at a time to correct the problem.
1.Reboot the computer.
2.If permanent vertical/horizontal lines or dark spots display in the same location, the LCD is faulty and 
should be replaced. See “Disassembly Process” on page 54.
3.If extensive pixel damage is present (different colored spots in the same locations on the screen), the LCD 
is faulty and should be replaced. See “Disassembly Process” on page 54....

Chapter 4199
LCD Failure
If the LCD fails, perform the following actions one at a time to correct the problem. Do not replace non-
defective FRUs:
Start
Check LCD 
modu le?Swap 
LCD cable /LCD  panel
OK
NG
Check MB LCD 
con n ector an d 
cable ?
OK
Reassemble
Re-plu g LCD cable
OK
NG
Swap M/B 

200Chapter 4
Built-In Keyboard Failure
If the built-in Keyboard fails, perform the following actions one at a time to correct the problem. Do not replace 
non-defective FRUs:
STAR T
Keyboar d FPC
wel l connec te d?NoCo n n ec t
it  w el l
Ke yboa rd O K?NoReplace
keyboard
R epl ace  M /B