Diskette Drive Seek Check

The computer checks its diskette drives by testing the drive mechanism for any malfunction. If any seek errors are found, you see this message:

601-Diskette error

Hard Disk Controller and Hard Disk Check

The computer next checks the hard disk controller and drive unit. If a malfunction is found in the hard disk controller, you see this error number and message:

1782-Disk controller failure

If an error is found in the hard disk drive unit, one of these error messages appears:

1780-Disk 0 failure

1790-Disk 0 error

C-4 Power-On Diagnostics