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Troubleshooting Symptom Charts/Peripherals - 29
No response to any
key on keyboard
1 Verify that computer is on.
2 Reset the power manager.
3 Check keyboard connection by disconnecting and reconnecting
keyboard cables.
4 Replace keyboard.
5 Replace logic board.
Serial device such as
digital camera not
recognized by
computer
Update Serial DMA extension to version 2.1 or higher.