Ibm Monochrome Display And Printer Adapter - IBM RT User's Setup Manual

IBM Monochrom e Display and Printer Adapter
7-14 Options Installation
You can install one IBM Monochrome Display and Printer Adapter
in a system unit. See "Federal Communications Commission (FCC)
Statement" on the inside of the title page.
Do not install any monochrome adapter with the number 1804065,
1804073, or 1501667 printed on it. This system does not support
these three adapters.
Warning:
You must install this adapter in adapter slot 3 in
IBM 6150 and in slot 1 in IBM 6151.
See the system unit diagram for the correct adapter
Installing:
slot.