Action
1. Examine the keyboard and its cable for signs of damage.
2. Swap the faulty keyboard with a working keyboard.
If the problem is resolved, replace the faulty keyboard. See Getting Help.
3. Enter the System Setup program and ensure that the USB ports are enabled. See Using the System Setup Program.
If the problem is not resolved, see Getting Help.
4. Run the appropriate online diagnostic test. See Using Server Administrator Diagnostics.
Troubleshooting the Optional Mouse
Problem
l System message indicates a problem with the mouse.
l Mouse is not functioning properly.
Action
1. Examine the mouse and its cable for signs of damage.
If the mouse is not damaged, go to step 4.
2. Enter the System Setup program and ensure that the USB ports are enabled. See Using the System Setup Program.
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. If the problem is not resolved, see Getting Help.
5. Run the appropriate online diagnostic test. See Using Server Administrator Diagnostics.
If the test fails, continue to the next step.
Troubleshooting Basic I/O Functions
Problem
l Error message indicates a problem with a serial port.
l Device connected to a serial port is not operating properly.
Action
1. EntertheSystemSetupprogramandensurethattheserialportisenabled,andtheserialport/COMportsareconfiguredappropriatelyforany
applications you are using. See Using the System Setup Program.
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 Server Administrator Diagnostics.
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