Technical information

Technician’s Handbook
32
Card-slot Connections to Cross-connect Field
Table 12 (page 33) through Table 23 (page 44) show the
pin-out signals of the interface cards as they appear on J1
through J8. The following abbreviations are used in the
tables:
ONS L C ONS line card & ONS CLASS/CLIP line card
OPS L C OPS line card
LS/GS Trunk Loop Start/Ground Start Trunk card
E&M Trunk E&M trunk card
DID/LT Trunk Direct Inward Dialing/Loop Tie Trunk card
DID/2 Direct Inward Dialing
COV L C SUPERSET 3 and SUPERSET 4 line card
DNI L C Digital Network Interface line card