Acer Aspire 7730 Service Guide

Chapter 3121
Replacing the WLAN Board
1. Insert the WLAN board in to the socket.2.Push the board down and replace the two securing 
screws.
3. Replace the three antenna cables.
NOTE: The following is the correct cable-color to connector designation: TR1 (left) to White, TR3 (middle) 
to Gray, and TR2 (right) to Black. 

122Chapter 3
Replacing the TV Tuner Module
1. Insert the TV Tuner board in to the socket.2.Attach the bracket to the module.
3. Replace the three securing screws. 4. Replace the antenna cable. 

Chapter 3123
Replacing the Turbo Ram Module.
Replacing the MXM Module
1. Insert the Turbo Ram board in to the socket.2.Attach the bracket to the module.
3. Replace the three securing screws.
1. Insert the MXM board in to the socket.2.Replace the four securing screws. 

124Chapter 3
Replacing the DIMM Modules
Replacing the Lower Covers
1. Insert DIMM1 in to the socket.2.Press down to locate DIMM correctly.
3.Repeat steps 1 and 2 for the second DIMM module.
1. Replace the HDD2 cover. 2. Replace the HDD1 cover.
3. Replace the Memory cover. 4. Secure the ten captive screws in the covers.
Requires new image 

Chapter 3125
Replacing the ExpressCard Dummy Tray
Replacing the SD Dummy Tray
Replacing the Battery
1. Insert the ExpressCard dummy as shown. 2. Push into the slot until flush with the chassis cover.
1. Insert the SD dummy as shown. 2. Push into the slot until flush with the chassis cover.
1. Slide and hold the battery release latch (1), insert 
battery in to the main unit (2). 2. Slide the battery lock/unlock latch to the lock 
position.
1
2 

126Chapter 3 

Chapter 4127
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...

128Chapter 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...

Chapter 4129
No Display Issue
If the Display doesn’t work, perform the following actions one at a time to correct the problem. Do not replace 
a 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...

130Chapter 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 44.
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 44....