Acer Travelmate 2350 Service Guide

Chapter 345
Disassembling the Main Unit
1.Disconnect the wire cable from the mainboard .
2.Be caution of the cable to release from the tab before you to conduct the panel disassemble.
3.Detach the entire panel out from the system.
4.Remove the four screws to release the thermal.
5.Detach the thermal board and disconnect the thermal cable from the mainboard. 
6.With a flat screwdriver to release the CPU with anti-clockwise direction.
7.Detach the CPU from the socket. 
8.Push outward both side latches to...

46Chapter 3
1.Remove the four screws to detach the panel cover from panel moudle.
2.Detach the cover from the panel.
.
3.Remove the two screws on both sides that fasten the LCD bracket.
4.Disconnect the backlight cable and wireless cable from the invertor board.
5.Detach the LCD panel.
6.Remove the four screws on each side to release the panel bracket.
7.Disconnect the coaxial cable.
8.Remove one screw.
9.Detach the invertor board from the position.
10.Remove the two screws to release the anntenna. 

Chapter 347
11 .Remove the 10 screws to release the lower case.
12.Remove the 3 screws located at the upper case.
13.Disconnect the touchpad FPC from the mainboard.
14.Disconnect the speaker cable.
15.Then detach the upper case assembly. 

48Chapter 3
16.Remove the two screws to release the touchpad support bracket .
17.Disconnect the touchpad FPC.
18.Push toward left direction and take the touchpad support bracket.
19.Detach the touchpad out from the upper case .
20.Remove the one screw to release the mainboard.
21.Disconnect the LED cable.
22.Detach the mainboard out from the chassis.
23.Detach the LED board.
24.Remove the four screws to release the PCMCIA slot from MB.
25.Detach the PCMCIA from the mainboard. 
26.Remove the three screws...

Chapter 349
28.Remove the two screws fastening the speakers.
29.Detach the speakers on each side.
Disassembling the HDD Module
1.Remove the two screws holding the HDD bracket on one side.
2.Detach the HDD unit from the bracket.
3.Detach the ESD plate from the HDD unit.
4.Remove the 3 screws to release the ODD module
5.Detach the ODD bracket.
6.Detach the ODD cover. 

Chapter 450
System Check Procedures
External Diskette Drive Check
Do the following steps to isolate the problem to a controller, driver, or diskette. A write-enabled, diagnostic 
diskette is required.
NOTE: Make sure that the diskette does not have more than one label attached to it. Multiple labels can cause 
damage to the drive or cause the drive to fail.
Do the following to select the test device.
1.The FDD heads can become dirty over time, affecting their performance. Use an FDD cleaning kit to clean...

51Chapter 4
Keyboard or Auxiliary Input Device Check
Remove the external keyboard if the internal keyboard is to be tested.
If the internal keyboard does not work or an unexpected character appears, make sure that the flexible cable 
extending from the keyboard is correctly seated in the connector on the main board.
If the keyboard cable connection is correct, run the Keyboard Test.
If the tests detect a keyboard problem, do the following one at a time to correct the problem. Do not replace a...

Chapter 452
Check the Power Adapter
Unplug the power adapter cable from the computer and measure the output voltage at the plug of the power 
adapter cable. See the following figure
1.If the voltage is not correct, replace the power adapter.
2.If the voltage is within the range, do the following:
!Replace the main board.
!If the problem is not corrected, see “Undetermined Problems” on page 60.
!If the voltage is not correct, go to the next step.
NOTE: An audible noise from the power adapter does not...

53Chapter 4
Check the Battery Pack
To check the battery pack, do the following:
From Software:
1.Check out the Power Options in control Panel
2.In Power Meter, confirm that if the parameters shown in the screen for Current Power Source and Total 
Battery Power Remaining are correct.
3.Repeat the steps 1 and 2, for both battery and adapter.
4.This helps you identify first the problem is on recharging or discharging.
From Hardware:
1.Power off the computer. 
2.Remove the battery pack and measure the...

Chapter 454
still occurs, continue next step.
Replace the CPU with another of the same specifications. If the problems still occurs, go to next 
step.
The main board may be damaged. Replace main board.
3.If the external monitor has the same problem as the internal monitor,  the main board may be damaged. 
Please insert the diagnostic disk and run the display test program and go through the sub-steps under 
step 2.
Sound Check
To determine if the computer’s built-in speakers are functioning properly,...