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Originally posted by Mark8:

3. How can I tell what model of Telrad phone box I have, so that I may order the correct programming kit? Can you confirm from the information on the MPD card (Release SB3.05C, 19.06.94 date, Cat no. 76-110-3350/5) whether it is indeed a model 818?
The top tab on the MPD is it Red and has MPD 818 printed on it? I think you posted also the Memory cart is SB3.05. SB would be 128/S60 (S60 is a 128 MPD in a 818 cabinet). If it is a orange tab it is a 128.