Cabletron Systems 520 - Manual (Page 91)

B-11
Connectors, Adapters and Cable Connections
1 Contacts tied together.
2 120 OHM resistor, 1/2W between pins 10 and 35, 13 and 38, 17 and 42. The resistors
are at P1 end of cable.
18 25 Test Indicate
20 18 Local Loop
29, 37 7 DTE Ground 1
44 20 DTR
45 21 Remote Loop
Shell Shell Shield Braid
Table B-6: EIA530A Cable Connections (BC12J-06)
From Pin Connector
(P1) To EIA530A Pin
Connector (P2) Signal Name