IBM 3270 Maintenance Manual page 128

Your diagnostics diskette should be loaded and
the first menu displayed.
The IBM 3270 Personal Computer
DIAGNOSTICS
Version X.XX (C)Copyright IBM Corp XXXX
SELECT AN OPTION
o -
RUN DIAGNOSTIC ROUTINES
. 1 - FORMAT DISKETTE
2 - COPY DISKETTE
3 - PREPARE SYSTEM FOR RELOCATION
9 - EXIT TO SYSTEM DISKETTE
ENTER THE ACTION DESIRED
DID THE SCREEN SHOWN ABOVE
APPEAR?
NO Go to page 3-600-1
YES
October 1984 3-200-3