IBM RT User's Setup Manual page 377

9-10 Options Installation
17. Examine the information shown in the INSTALLED OPTIONS
LIST. Verify that all adapter and device locations are as shown
in the system cabling record (Appendix A) and that addresses,
interrupt levels, DMA channels, bus memory addresses and
levels are correct.
Is the information in the INSTALLED OPTIONS LIST correct?
Yes. Go to the next step.
No. Go to Step 37.
18. Press Escape; OPERATING INSTRUCTIONS should be
displayed.
19. Press Enter; FUNCTION SELECTION should be displayed.
CONTINUE TO THE NEXT PAGE