IBM System/34 Maintenance Manual page 462

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DD
A-A2H2
Line 1
A-A2H4.
Line 2
A-A2J2
A-A2K2
A-A2Q2
Figure 31-1. Data Communications Card Locations on A-Gate
31-100
or
Electronic Industries Association Adapter Card
or
Digital Data Service Adapter
IBM 1200 BPS Integrated Modem
or
Electronic Industries Association Adapter Card
or
Digital Data Service Adapter
Communications Adapter Card (Line 1)
Communications Adapter Card ( Line 2)
Internal Clock
Data Communications 3
•