Supermicro X10DRC-T4 Plus User Manual page 66

X10DRC/i-LN4+/-T4+ Motherboard 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.
System Boot Failure
If the system does not display POST or does not respond after the power is turned
on, check the following:
1. Check for any error beep from the motherboard speaker.
•
If there is no error beep, try to turn on the system without DIMM modules in-
stalled. If there is still no error beep, try to turn on the system again with only
one processor installed in CPU Socket#1. If there is still no error beep, replace
the motherboard.
•
If there are error beeps, clear the CMOS settings by unplugging the power cord
and contracting both pads on the CMOS Clear Jumper (JBT1). (Refer to the
Jumper Section in Chapter 2.)
2. Remove all components from the motherboard, especially the DIMM modules.
Make sure that system power is on, and memory error beeps are activated.
3. Turn on the system with only one DIMM module installed. If the system
boots, check for bad DIMM modules or slots by following the Memory Errors
Troubleshooting procedure in this Chapter.
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 Section 1-6 for details on recommended power supplies.
2. The battery on your motherboard may be old. Check to verify that it still sup-
plies ~3VDC. If it does not, replace it with a new one.
3.
vendor for repairs.
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