ProLiant ML350 Generation 4 Reference and Troubleshooting Guide

222 Reference and Troubleshooting Guide
301-Keyboard Error
Audible Beeps: None
Possible Cause: Keyboard failure occurred.
Action:
1. Power down the server, and then reconnect the keyboard.
2. Be sure no keys are depressed or stuck.
3. If the failure reoccurs, replace the keyboard.
301-Keyboard Error or Test Fixture Installed
Audible Beeps: None
Possible Cause: Keyboard failure occurred.
Action:
1. Power down the server, and then reconnect the keyboard.
2. Be sure no keys are depressed or stuck.
3. If the failure reoccurs, replace the keyboard.
303-Keyboard Controller Error
Audible Beeps: None
Possible Cause: System board, keyboard, or mouse controller failure occurred.
Action:
1. Be sure the keyboard and mouse are connected.
CAUTION: Only authorized technicians trained by HP should
attempt to remove the system board. If you believe the system board
requires replacement, contact HP Technical Support before proceeding.