User`s guide

Recommended Action: 1. Replace the keyboard.
2. Replace the trackball and trackball cable.
3. Replace the system board.
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Message: 304 Keyboard of System Unit Error
Beeps: None (Beeps can be disabled by the user from the
Computer Setup utility.
Probable Cause: Keyboard
Recommended Action: 1. Replace the keyboard.
2. Replace the trackball and trackball cable.
3. Replace the system board.
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Message: 304 Keyboard of System Unit Error
Beeps: None (Beeps can be disabled by the user from the
Computer Setup utility.
Probable Cause: Reset of keyboard failed
Recommended Action: 1. Replace the keyboard.
2. Replace the trackball and trackball cable.
3. Replace the system board.
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Message: 601 Diskette Controller Error
Beeps: None (Beeps can be disabled by the user from the
Computer Setup utility.
Probable Cause: Diskette controller circuitry
Recommended Action: 1. Run Computer Checkup (TEST).
2. Replace PCMCIA external diskette drive.
3. Replace the system board.
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Message: 1125 Internal Serial Port Failure
Beeps: 2 Short (Beeps can be disabled by the user from the
Computer Setup utility.
Probable Cause: Internal serial port failed to respond
Recommended Action: Replace the system board.
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Message: 1780 Primary Hard Drive 0 Failure
Beeps: None (Beeps can be disabled by the user from the
Computer Setup utility.
Probable Cause: Disk 0 failed to respond
Recommended Action: 1. Run Computer Checkup (TEST).
2. Replace the hard drive.
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Message: 1780 Primary Hard Drive 0 Failure
Beeps: None (Beeps can be disabled by the user from the
Computer Setup utility.