Dell PowerEdge 1800 Guía para resolver problemas Pagina 44

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44 Troubleshooting Your System
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3
Run the appropriate online diagnostic test. See "Using Server Administrator Diagnostics" in
"Running System Diagnostics."
If the tests run successfully but the problem persists, see "Troubleshooting a Serial I/O
Device."
Troubleshooting a Serial I/O Device
Problem
Device connected to the serial port is not operating properly.
Action
1
Turn off the system and any peripheral devices connected to the serial port.
2
Swap the serial interface cable with a working cable, and turn on the system and the serial
device.
If the problem is resolved, replace the interface cable. See "Getting Help."
3
Turn off the system and the serial device, and swap the device with a comparable device.
4
Turn on the system and the serial device.
If the problem is resolved, replace the serial device. See "Getting Help."
If the problem persists, see "Getting Help."
Troubleshooting a USB Device
Problem
System message indicates a problem with a USB device.
Device connected to a USB port is not operating properly.
Action
1
Enter the System Setup program, and ensure that the USB ports are enabled. See "Using the
System Setup Program" in your
User's Guide
.
2
Turn off the system and any USB devices.
3
Disconnect the USB devices, and connect the malfunctioning device to the other USB
connector.
4
Turn on the system and the reconnected device.
If the problem is resolved, the USB connector might be defective. See "Getting Help."
5
If possible, swap the interface cable with a working cable.
If the problem is resolved, replace the interface cable. See "Getting Help."
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