IBM 6151 Maintenance And Service Manual page 43

Key Descriptions
The key descriptions provided here are from the DIAGNOSTIC
OPERATING INSTRUCTIONS displayed when the diagnostic
programs load. Use them to control the diagnostic programs.
Key
Function
Enter Signals the program to continue
End
Stops the test or action
FlO
Return to the previous menu
Esc Returns to the DIAGNOSTIC OPERATING
INSTRUCTIONS
Page Down Scrolls forward in a list
Page Up Scrolls backward in a list
Backspace Allows keying errors to be corrected
Ctrl-Alt-Pause Does an initial program load (IPL).
(6/88) Diagnostics 2-11