Acer Travelmate 350 Service Guide

Chapter 365
Base Unit to Wireless LAN Unit
1.
To upgrade the system to from Base Unit to Wireless LAN Unit, first detach the upper case from the main 
unit carefully.
2.
Note that the one marked with BT is for the right antenna and the one marked with 802.11b is for the left 
antenna.
3.
Attach the right antenna to the upper case and secure it with a screw.
4.
Ensure that the RF cable is arrange well.
5.
Attach the left antenna to the upper case and secure it with a screw. 

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6.Remove the LAN board from the main board.
7.Then insert the wireless LAN board into its socket and press it down to secure well.
8.Be careful to arrange the right and left RF cables well.
9.Re-attach the upper case back into the main unit and connect the RF cables into the Wireless LAN board.
Wireless LAN to Wireless LAN and Bluetooth Combo Unit
1.Remove the right antenna from the upper case.
2.Attach the bluetooth module into the upper case.
3.Secure it with two screws.
4.Arrange the...

Chapter 367
5.Re-attach the upper case back into the main unit and secure with one screw.
6.Re-connect the bluetooth and speaker cables back into the main board at CN12 and CN5 respectively. 
7.Re-connect the RF cables back into the Wireless LAN board. 

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Chapter 469
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 verified symptom to determine...

70Chapter 4
System Check Procedures
External Diskette Drive Check
Do the following 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. See “Running PQA Diagnostics Program” on page 39 for details.
1.
Boot from the diagnostics diskette and start...

Chapter 471
The following auxiliary input devices are supported by this computer:
!Numeric keypad
!External keyboard
If any of these devices do not work, reconnect the cable connector and repeat the failing operation. 
Memory Check
Memory errors might stop system operations, show error messages on the screen, or hang the system.
1.
Boot from the diagnostics diskette and start the PQA program (please refer to “Running PQA Diagnostics 
Program” on page 39.
2.
Go to the diagnostic memory in the test items....

72Chapter 4
2.Remove the battery pack and measure the voltage between battery terminals 1(ground) and 7(BT+). See 
the following figure
3.If the voltage is still less than 7.2 Vdc after recharging, replace the battery. 
To check the battery charge operation, use a discharged battery pack or a battery pack that has less than 50% 
of the total power remaining when installed in the computer. 
If the battery status indicator does not light up, remove the battery pack and let it return to room temperature....

Chapter 473
Power-On Self-Test (POST) Error Message 
The POST error message index lists the error message and their possible causes. The most likely cause is 
listed first.
NOTE: 
 Perform the FRU replacement or actions in the sequence shown in FRU/Action column, if the FRU 
replacement does not solve the problem, put the original part back in the computer. Do not replace a 
non-defective FRU.
This index can also help you determine the next possible FRU to be replaced when servicing a computer.
If the...

74Chapter 4
Index of Error Messages
Error Message List
Error MessagesFRU/Action in Sequence
Failure Fixed Disk Reconnect hard disk drive connector.
“Load Default Settings” in BIOS Setup Utility.
Hard disk drive
Main Board
Stuck Key see “Keyboard or Auxiliary Input Device Check” on page 70 . 
Keyboard error see “Keyboard or Auxiliary Input Device Check” on page 70. 
Keyboard Controller Failed see “Keyboard or Auxiliary Input Device Check” on page 70. 
Keyboard locked - Unlock key switch Unlock external...