Texas Instruments 51X Benutzerhandbuch

This appendix contains reference data useful in diagnosing and correcting
self test errors.

CMOS Battery Bad

Replace Main Board

CMOS Checksum Error

Cycle power to Notebook; if

problem persists, remove and re-
place Main Board.

Disk Boot Failure

Insert a system disk in drive A

Diskette Drive Controller Error or No
Controller Present

Cycle power to Notebook; if
problem persists

Diskette Drive Error

Insert Diskette and retry; if

problem persists, try another 
diskette

Diskette Drive Type Mismatch

Press Ctrl-Alt-Esc to reconfigure

the system.

Equipment Configuration Error

Press Ctrl-Alt-Esc to reconfigure
the system.

Hard Disk 0 Error

Cycle power to Notebook; if

problem persists, replace Hard
Drive

Hard Disk 0 Extended Type Error

Cycle power to Notebook; if

problem persists, replace Hard
Drive

Insert system diskette and press key 
to reboot

Insert a system disk in drive A

I/O Parity Error

Cycle power to Notebook; if

problem persists, replace Main
Board

Keyboard Error or No Keyboard 
Connected

Cycle power to Notebook; if
problem persists, check keyboard
connections; if problem persists,
replace Keyboard; if problem 
persists, replace Main Board.

Error  Messages  A-1