Acer Aspire One Model Nav Service Guide

Chapter 3101
Replacing the Hard Disk Drive Module
1.Insert the HDD in to the HDD Carrier and secure the Carrier to the HDD by replacing the four (4) screws.
2.Insert the HDD Module into the Lower Cover as 
shown.3.Slide the HDD Module in the direction of the arrow to 
connect the interface.
4.Replace the HDD door by lining up the guide hooks 
as shown.5.Remove the three (3) screws from the HDD Cover. 

102Chapter 3
Replacing the Battery Pack
1.Slide and hold the battery release latch to the 
release position (1), then insert the battery pack in to 
the main unit (2).2.Slide the battery lock/unlock latch to the lock 
position. 
1
2 

Chapter 4103
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...

104Chapter 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 4105
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....

106Chapter 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 40.
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 40....

Chapter 4107
LCD Failure
If the LCD fails, perform the following actions one at a time to correct the problem. Do not replace non-
defective FRUs:
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:
Start
Check LCD 
module?
Swap 
LCD cable 
/LCD panel
OK
NG
Swap M/B
START
Keyboard FPC
well connected?NoCo nn ect
it well
K eyb oa r d  O K?NoRepl ace
keyboard
Replace M/B 

108Chapter 4
TouchPad Failure
If the To u c h P a d doesn’t work, perform the following actions one at a time to correct the problem. Do not 
replace non-defective FRUs:
Start
Check M/B 
T/P FFC
Re -a s s emble  
the T/P FFC  to 
M/B
OK
NG
Check 
Logic Upper
OK
Swap/Re-
assemble the 
T/P board or 
T/P FFC
OK
NG
Swap M/B 

Chapter 4109
Internal Speaker Failure
If the internal Speakers fail, perform the following actions one at a time to correct the problem. Do not replace 
non-defective FRUs:
Sound Problems
If sound problems are experienced, perform the following actions one at a time to correct the problem.
1.Reboot the computer.
2.Navigate to Start´ Control Panel´ System and Maintenance´ System´ Device Manager. Check 
the Device Manager to determine that:
• The device is properly installed. 
• There are no red Xs or...

11 0Chapter 4
8.Remove and recently installed hardware or software.
9.Restore system and file settings from a known good date using System Restore. 
If the issue is not fixed, repeat the preceding steps and select an earlier time and date.
10.Reinstall the Operating System.
11 .If the Issue is still not resolved, see “Online Support Information” on page 213.