Troubleshooting basic i/o functions, Troubleshooting a usb device, Troubleshooting a serial i/o device – Dell PowerEdge SC1425 User Manual
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2.
Examine the mouse and its cable for signs of damage.
If the mouse is not damaged, go to
If the mouse is damaged, continue to the next step.
3.
Swap the faulty mouse with a working mouse.
If the problem is resolved, replace the faulty mouse. See "
Getting Help
."
4.
Enter the System Setup program and ensure that the mouse controller is enabled. See "Using the System Setup Program" in your User's Guide.
If the problem is not resolved, see "
Getting Help
."
Troubleshooting Basic I/O Functions
Problem
l
Error message indicates a problem with the serial port.
l
Device connected to the serial port is not operating properly.
Action
1.
Enter the System Setup program and ensure that the serial port is enabled. See "Using the System Setup Program" in the User's Guide.
2.
If the problem is confined to a particular application, see the application documentation for specific port configuration requirements that the program
may require.
3.
Run the appropriate online diagnostic test. See "
Using Dell 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
l
Device connected to the serial port is not operating properly.
Action
1.
Enter the System Setup program and ensure that the Console Redirection option on the Console Redirection screen is set to Off. See "Using Console
Redirection" and "Using the System Setup Program" in your User's Guide.
2.
Turn off the system and any peripheral devices connected to the serial port.
3.
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
."
4.
Turn off the system and the serial device, and swap the device with a comparable device.
5.
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