Isdn cable description – Vanguard Managed Solutions 650 User Manual
Page 65
Specifications
A-3
ISDN Cable Description
ISDN Cable Description
Introduction
Each Vanguard 650 Series product ships with an ISDN RJ11 connection cable. One
end of the cable attaches directly to the 650, and the other end connects to the service
provider’s outlet.
The connector pins are numbered from left to right as indicated below:
Figure A-1. RJ11/RJ45 Connector Pin Numbering
Note
The connector can accept either an RJ11 or RJ45 connector. If you are using an
RJ11, pin 1 and pin 8 are not used.
ISDN Rear Panel
Connector Pinouts
This table shows the pinouts for the RJ45 ISDN U and S/T Daughtercard.
Pin 8
Pin 1
Pin
#
U Card
S/T Card
Name
Function
Name
Function
1
Battery
Status
No connection
PS 3 +
No connection
2
Battery
Status
No connection
PS 3 -
No connection
3
---
No connection
TE NT +
TE to NT pair, no
power connection
4
Signal
U interface tip or
ring
NT TE +
NT to TE pair, no
power connection
5
Signal
U interface tip or
ring
NT TE -
NT to TE pair, no
power connection
6
---
No connection
TE NT -
TE to NT pair, no
power connection
7
Power-
ing
No connection
PS 2 -
No connection
8
Power-
ing
No connection
PS 2 +
No connection