IBM 6151 Maintenance And Service Manual page 42

Loading a Diagnostics Diskette
Do the following to load the diagnostic programs:
1.
Be sure that all programs or operating systems are stopped (get
help if needed).
2. Set the power switch on the system unit to Off.
3.
If present, remove the write-protect tab from the diagnostics
diskettes.
4.
Insert the RT PC Diagnostics
1
diskette into the diskette drive
and close the drive.
5. Set the keylock to Unlock.
6. If attached, set the power switch for the RT PC 6192 to On.
7. If an IBM 6156 is attached, install any portable disk drive
modules you want to test; then set the power switch on the IBM
6156 to On.
8. Set the power switch on the IBM RT PC system unit and
display to On.
9. Wait for the DIAGNOSTIC OPERATING INSTRUCTIONS to
display (this may take up to 4 minutes).
10. Read and follow the displayed instructions. If needed, use the
program descriptions in this section for information.
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