Troubleshooting A Serial I/O Device; Troubleshooting A Nic - Dell PowerEdge T310 Hardware Owner's Manual

3 Restart the system and, if your keyboard is functioning, enter the system
4 Reconnect and power on each USB device one at a time.
5 If a device causes the same problem, power down the device, replace the

Troubleshooting a Serial I/O Device

1 Turn off the system and any peripheral devices connected to the serial
2 Swap the serial interface cable with a working cable, and turn on the
3 Turn off the system and the serial device, and swap the device with a
4 Turn on the system and the serial device.

Troubleshooting a NIC

1 Run the appropriate online diagnostic test. See "Using Online Diagnostics"
2 Restart the system and check for any system messages pertaining to the
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setup program. Verify that all USB ports are enabled. See "Integrated
Devices Screen" on page 64.
If your keyboard is not functioning, you can also use remote access. If the
system is not accessible, see "Disabling a Forgotten Password" on page 174
for instructions on setting the NVRAM_CLR jumper inside your system
and restoring the BIOS to the default settings.
USB cable, and power up the device.
If the problem persists, replace the device.
If all troubleshooting fails, see "Getting Help" on page 177.
port.
system and the serial device.
If the problem is resolved, replace the interface cable.
comparable device.
If the problem is resolved, replace the serial device.
If the problem persists, see "Getting Help" on page 177.
on page 165.
NIC controller.
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