Acer Aspire SA60 Technical Information PDF herunterladen (Seite 79)

Chapter 4 71

Error Symptoms List

NOTE: To diagnose a problem, first find the error symptom in the left column. If directed to a check procedure,

replace the FRU indicated in the check procedure. If no check procedure is indicated, the first Action/

FRU listed in right column is the most likely cause

Error Symptom Action/FRU

Processor / Processor Fan

NOTE: Normally, the processor fan should be operative, and the processor clock setting should be

exactly set to match its speed requirement before diagnosing any processor problems.

Processor fan does not run but power

supply fan runs.

1. Ensure the system is not in power saving mode. See

“Power Management” in chapter 2.

2. With the system power on, measure the voltage of

processor fan connector. Its reading should be +12Vdc.

3. System board.

Processor test failed. 1. Processor

2. System board

System Board and Memory

NOTE: Ensure the memory modules are installed properly and the contact leads are clean before

diagnosing any system problems.

Memory test failed. 1. See "Memory"

2. System board

Incorrect memory size shown or

repeated during POST.

1. Insert the memory modules in the DIMM sockets

properly, then reboot the system.

2. Memory module.

3. System board.

System works but fails to enter power

saving mode when the Power

Management Mode is set to Enabled,

and power saving timer set in BIOS has

elapsed.

1. Enter BIOS Setup and load default settings.

In Windows 98, check settings in Power Management

Property of Control Panel.

2. Reload software from Recovery CD.

System hangs before system boot. 1. See "Index of Symptoms"

2. See "Undetermined Problems"

System hangs after system boot. 1. Execute a system test and set it to stop at “Halt on Error”

to see the potential cause of the problem.

2. See “Undetermined Problems”.

Blinking cursor only; system does not

work.

1. Diskette/IDE drive connection/cables

2. Diskette/IDE disk drives

3. See “Undetermined Problems”.

4. System board

Diskette Drive

NOTE: Ensure the diskette drive is configured correctly in BIOS Setup and its read/write head is

clean before diagnosing any diskette drive problems.

Media and drive are mismatched. 1. Ensure the diskette drive is configured correctly in the

Disk Drives of BIOS Setup.

2. Ensure the diskette drive is correctly formatted.

3. Diskette drive connection/cable

4. Diskette drive

5. System board

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