Troubleshooting Basic I/O Functions; Troubleshooting A Serial I/O Device; Troubleshooting A Usb Device - Dell PowerEdge SC1425 Installation And Troubleshooting Manual

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
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
Troubleshooting Basic I/O Functions
Problem
Error message indicates a problem with the serial port.
l
Device connected to the serial port is not operating properly.
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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
If the tests run successfully but the problem persists, see

Troubleshooting a Serial I/O Device

Problem
Device connected to the serial port is not operating properly.
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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
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
If the problem persists, see

Troubleshooting a USB Device

step 4.
"Getting
"Getting Help."
"Using Dell Diagnostics" in "Running System Diagnostics."
"Troubleshooting a Serial I/O
"Getting
"Getting
"Getting Help."
Help."
Device."
Help."
Help."