Async Display Monitor? Just a Guess The ADM-2 Service Manual I have decribes "ADM ready" lines #6 & #8 on the serial printer interface option. Sept 25 1974. 1920 8-bit words stored ADM - 2 Interactive Display Terminal. Lear Siegler Inc. 714 N. Brookhurst St Anahiem, CA 92803 Larry Truthan truthanl(a)oclc.org Digest Subscriber.