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3-1
Troubleshooting Procedures
Use the following procedures to troubleshoot your system.
followed all of the procedures below and still need assistance, refer to the
'Technical Support Procedures' and/or 'Returning Merchandise for Service'
section(s) in this chapter.
Note: Always disconnect the power cord before adding, changing
or installing any hardware components.
Before Power On
1. Make sure that there are no short circuits between the motherboard and
chassis.
2. Disconnect all ribbon/wire cables from the motherboard, including those
for the keyboard and mouse.
3. Remove all add-on cards.
4. Install one CPU in socket#1 (making sure it is fully seated) and connect
the chassis speaker and the power LED to the motherboard. (Check all
jumper settings as well.)
5. Use only the correct type of onboard CMOS battery as recommended by
the Manufacturer. Do not install the onboard battery upside down to
avoid possible explosion.
No Power
1. Make sure that there are no short circuits between the motherboard and
the chassis.
2. Verify that all jumpers are set to their default positions.
3. Check that the 115V/230V switch on the power supply is properly set.
4. Turn the power switch on and off to test the system.
5. The battery on your motherboard may be old. Check to verify that it still
supplies ~3VDC. If it does not, replace it with a new one.
No Video
1. If the power is on but you have no video, remove all the add-on cards
and cables.
2. Use the speaker to determine if any beep codes exist.
Appendix for details on beep codes.
Chapter 3
Troubleshooting
3-1
Chapter 3: Troubleshooting
If you have
Refer to the
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