X723-300151 7-4 Issue 2
DC5/Loop Disconnect Signalling Converter Card DTE80 & 81
1544k Line Interface Card DTE74 & 75
Optical 2 Mbit/s G.703 Modules DT504 to 509 inclusive
Dual 2048k Line Interface Unit DTE241
TS0 Data Compression Card DTE243
Transmic 2G System Card DTE242
