Connector Pin-Outs On Bridb - NEC UX5000 Hardware Manual

Chapter 2 - PCB Installation and Startup
Switch Name
SW1 1-5
(#1/3)
6-8
SW2 1-5
(#2/4)
6-8
2.7.6.2

Connector Pin-Outs on BRIDB

2 - 74
Switch
Position
S/T Normal - S/T point interface
U
TR ON Termination Resistor Set
TR OFF No Termination Resistor
S/T Normal - S/T point interface
U
TR ON Termination Resistor Set
TR OFF No Termination Resistor
RJ61 Cable Connector - CN7, CN8
12345678
RJ61 Cable Connector - CN7, CN8
12345678
Result
Use DSU
Use DSU
S-Bus Connection
Pin No.
1
2
3
4
5
6
7
8
T-Bus Connection
Pin No.
1
2
3
4
5
6
7
8
Comments
This is not used in the U.S.
This is not used in the U.S.
Connection
-
-
RA
TA
TB
RB
-
-
Connection
-
-
TA
RA
RB
TB
-
-
Chapter 2