AT&T 3B2/300 Technical Reference Manual page 697

- - - - - - - - - - - - - - - - A p p e n d i x : CONNECTOR AND CABLING INFORMATION
15-PIN CM195A NI CARD TRANSCEIVER DROP CONNECTOR
PIN DESCRIPTION FUNCTION
01 GROUND
GROUND
02 COLLISION DETECTED (CDSl)(COIL+) INPUT
03 TRANSMITTED DATA (TDSl)(TX+) OUTPUT
04 NOT USED NC
05 RECEIVE DATA (RDSl)(RX+) INPUT
06 TRANSCEIVER POWER RETURN (VXCR) GROUND
07 NOT USED NC
08 NOT USED NC
09 COLLISION DETECTED RETURN (RDRO) INPUT
10
TRANSMITTED DATA RETURN (TDRO)(TX-) OUTPUT
11 NOT USED NC
12
RECEIVED DATA RETURN (RDRO)(RX-)
INPUT
13
+12V TRANSCEIVER POWER (VXCS)(V12P) POWER
14
NOT USED NC
15 NOT USED NC
LEGEND:
NC No Connection
CONNECTOR AND CABLING INFORMATION B-115