H8DCE User's Manual 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. Refer to Appendix A for details on beep codes. NOTE If you are a system integrator, VAR or OEM, a POST diagnostics card is recommended. For I/O port 80h codes, refer to App. B. Memory Errors 1. Make sure that the DIMM modules are properly and fully installed. 2. You should be using registered ECC DDR memory (see next page). Also, it is recommended that you use the same memory type and speed for all DIMMs in the system. See Section 2-4 for memory details and limitations. 3.
Check for bad DIMM modules or slots by swapping modules between slots and noting the results. 4. Check the power supply voltage 115V/230V switch. Losing the System’s Setup Confi guration 1. Make sure that you are using a high quality power supply. A poor quality power supply may cause the system to lose the CMOS setup information. Refer to Sec- tion 1-6 for details on recommended power supplies. 2. 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. If the above steps do not fi x the setup confi guration problem, contact your vendor for repairs.
3-2 Technical Support Procedures Before contacting Technical Support, please take the following steps. Also, note that as a serverboard manufacturer, we do not sell directly to end-users, so it is best to fi rst check with your distributor or reseller for troubleshooting services. They should know of any possible problem(s) with the specifi c system confi guration that was sold to you. 3-2