Aspire Digital AX1400 manual Index of Symptom-to-FRU Error Messages

Index of Symptom-to-FRU Error Messages

To use the information in this section to diagnose a problem:

1.Find the error symptom in the left column.

2.If directed to a check procedure, replace the FRU indicated in the check procedure.

If no check procedure is indicated, the first Action/FRU item listed in the right column is the most likely cause.

NOTE If you cannot find a symptom or an error in this list and the problem remains, see “Undetermined Problems” on page 65.

Processor/Processor Fan-related Symptoms

Symptom/Error	Action/FRU
Processor fan does not run but power	•	Ensure the system is not in power saving mode.
supply fan runs.	•	With the system powered on, measure the voltage of the
		processor fan connector. Its reading should be +12Vdc. If the
		reading shows normal, but the fan still does not work, then
		replace the heat sink fan.
	•	Mainboard
Processor test failed.	•	Processor
	•	Mainboard

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.

Mainboard and Memory-related Symptoms

Symptom/Error	Action/FRU
Memory test failed.	•	Memory module
	•	Mainboard
Incorrect memory size shown or repeated	•	Insert the memory modules in the DIMM sockets properly,
during POST.		then reboot the system.
	•	Memory module
	•	Mainboard
System works but fails to enter power	•	Enter CMOS Setup and load the default settings. In Windows
saving mode when the Power Management		systems, check settings in Power Management Property of
Mode is set to Enabled.		the Control Panel.
	• Reload software from Recovery CD.
Blinking cursor only; system does not work.	•	IDE drive connection/cables
	•	IDE disk drives
	•	See “Undetermined Problems”.
	•	Mainboard

NOTE Ensure the memory modules are installed properly and the contact leads are clean before diagnosing any system problems.

56 Aspire AX1400 Service Guide