Chapter 3: Troubleshooting Chapter 3 Troubleshooting 3-1 Troubleshooting Procedures Use the following procedures to troubleshoot your system. If you have 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. Always disconnect the AC power cord before adding, changing or installing any hardware components. Before Power On 1. Check that the onboard Power LED is lit (D25 on the serverboard). 2. Make sure that the 8-pin 12v power connector at JPW1 and the 4-pin connector at PW3 are both connected to your power supply. 3.
Make sure that no short circuits exist between the serverboard and chassis. 4. Disconnect all ribbon/wire cables from the serverboard, including those for the keyboard and mouse. 5. Remove all add-on cards. 6. Install a CPU and heatsink (making sure it is fully seated) and connect the in- ternal (chassis) speaker and the power LED to the serverboard. Check all jumper settings as well. 7. Use the correct type of onboard CMOS battery as recommended by the manufac- turer. To avoid possible explosion, do not install the CMOS battery upside down. No Power 1. Make sure that no short circuits exist between the serverboard and the chas- sis. 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 serverboard may be old. Check to verify that it still supplies ~3VDC. If it does not, replace it with a new one. 3-1