Isdn Port; Isdn Port Pin-Outs - Digital Equipment 300 Series AXP Reference Manual

ISDN Port

Pin Layout The following figure shows the pin layout for the ISDN port.
Table C–3 describes pin usage for the ISDN port.
Pin-Outs
Table C–3 ISDN Port Pin-outs
Pin Number
1
2
3
4
5
6
7
8
8 1
MLO-008611
Description
Not used
Not used
Line out, active low
Line in
Line in, active low
Line out
Not used
Not used
ISDN Port
C–5