Acer Aspire 5741g Service Guide

Chapter 3121
Replacing the Hard Disk Drive Module
1.Place the HDD in the HDD carrier.2.Replace the four (4) screws (two each side) to 
secure the carrier.
3.Insert the HDD, as indicated and lower it into 
place.4.Slide the HDD in the direction of the arrow to 
connect the interface. 

122Chapter 3
Replacing the WLAN Module
1.Insert the WLAN Module into the WLAN socket.2.Replace the two (2) screws to secure the module.
3.Connect the two (2) Antenna cables to the module.
NOTE: The black cable connects to the upper terminal (MAIN) and the white cable to the lower terminal 
(MAIN). 

Chapter 3123
Replacing the DIMM Modules
1.Insert the DIMM Module in place.2.Press down to lock the DIMM module in place.
3.Repeat steps for the second DIMM module if present. 

124Chapter 3
Replacing the 3G Cover
1.Line up the left edge of the 3G cover with the device, before replacing completely.
2.Replace one (1) screw on the 3G Cover. 

Chapter 3125
Replacing the Logic Lower Door
1.Replace the lower cover by first lining up the top edge as shown.
2.Secure two (2) screws on the lower cover. 

126Chapter 3
Replacing the ODD Module
1.Press the bezel into the tray, bottom edge first, to 
secure it to the ODD Module.2.Place the bracket on the ODD module.
3.Secure the ODD bracket with the two (2) screws.
4.Push the ODD Module into the ODD bay until it is 
flush with the casing.5.Replace the one (1) screw to secure the Module. 

Chapter 3127
Replacing the SD Dummy Card
1.Insert the SD Dummy Card into the slot as shown.2.Push until the card clicks into place and is flush with 
the casing. 

128Chapter 3
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 

Chapter 4129
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...

130Chapter 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 a non-defective FRUs:
Computer Shutsdown 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...