Acer Travelmate 610 Service Guide

Chapter 373
8.
Remove the touch pad board from the upper case.
9.
Remove the touch pad button and scroll key from the upper case.
10.
Then, remove the touch pad FPC cable from the upper case. 

74Chapter 3 

Chapter 475
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...

76
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 43 for details.
1.
Boot from the diagnostics diskette and start the PQA...

77
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 43.
2.
Go to the diagnostic memory in the test items.
3.
Press...

78
1.
Power off the computer. 
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...

79
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 symptom is...

80
Previous boot incomplete - Default 
configuration usedRun “Load Default Settings” in BIOS Setup Utility.
RTC battery
Main Board
Memory size found by POST differed from 
CMOSRun “Load Default Settings” in BIOS Setup Utility.
DIMM
Main Board
Diskette drive A error Check the drive is defined with the proper diskette type in BIOS 
Setup Utility
See “External Diskette Drive Check” on page 76. 
Incorrect Drive A type - run SETUP Check the drive is defined with the proper diskette type in BIOS 
Setup...

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Index of Symptom-to-FRU Error Message
Error Message List
No beep Error MessagesFRU/Action in Sequence
No beep, power-on indicator turns off and LCD 
is blank.Power source (battery pack and power adapter). See “Power 
System Check” on page 77. 
E n s u r e  e v e r y  c o n n e c t o r  i s  c o n n e c t e d  t i g h tly and correctly. 
Reconnect the DIMM.
LED board.
Main Board.
No beep, power-on indicator turns on and LCD 
is blank.Power source (battery pack and power adapter). See “Power 
System...

82
Index of Symptom-to-FRU Error Message
No beep Error MessagesFRU/Action in Sequence
No beep, power-on indicator turns off and LCD 
is blank.Power source (battery pack and power adapter). See “Power 
System Check” on page 77. 
E n s u r e  e v e r y  c o n n e c t o r  i s  c o n n e c t e d  t i g h tly and correctly. 
Reconnect the DIMM.
LED board.
Main Board.
No beep, power-on indicator turns on and LCD 
is blank.Power source (battery pack and power adapter). See “Power 
System Check” on page 77....