Self-Test Error Messages
Find the message you received and take the action
described.
302 -System Unit Keylock is Locked
Action
Unlock the system unit key lock and press Fl.
If the key lock is unlocked, have the system
unit serviced.
6XX - Diskette Boot Record Error
or
Diskette Boot Failure
(X can be any number.)
Action
Make sure you are using the Diagnostics
diskette and that it is loaded correctly.
Try to start the Diagnostics diskette again. If
you stm carmot start diagnostics, have the
system unit serviced.
If you did not receive either of the error messages hsted
above, continue on the next page.
August 1986
Testing
5-7