Supermicro X9DB3-F User Manual download pdf (Page 65)

3-1

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.

Warning! 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 keyboard

and mouse cables.

3. Remove all add-on cards.

4. Install CPU 1 rst (making sure it is fully seated), and connect the front panel

connectors to the motherboard.

No Power

1. Make sure that there are no short circuits between the motherboard and the

chassis.

2. Make sure that the ATX power connectors are properly connected.

3. Check that the 115V/230V switch on the power supply is properly set, if avail-

able.

4. Turn the power switch on and off to test the system, if applicable.

5. 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.

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Supermicro X9DB3-F User Manual Page 65