IBM 3270 Maintenance Manual page 293

3-1700-6
The following appears.
PERFORMING SEEK TEST
PERFORMING WRITE TEST
PERFORMING TRACK ZERO TEST
PERFORMING SURFACE SCAN
PLEASE STAND BY
o -
RUN FIXED DISK TEST
1 - RUN MEASUREMENTS TEST
2 - FORMAT FIXED DISK
9 - EXIT FIXED DISK TESTS
ENTER THE ACTION DESIRED?
DID THE ABOVE APPEAR WITHOUT AN
ERROR CODE?
NO
Go to page 3-1700-9.
YES
Maintenance Information