Connector Pin-Outs On 4Tliu Blade - NEC ux5000 Hardware Manual

2.7.4.2

Connector Pin-Outs on 4TLIU Blade

Chapter 2
RJ61 Cable Connector - 2-Wire E&M, CN1A - CN1D
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RJ61 Cable Connector - 4-Wire E&M, CN1A - CN1D
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• Note: Using Type I or Type IV, a system loop back test can be performed by
connecting CN1A to CN1B.
Chapter 2 - Blade Installation and Startup
Pin No. Connection
1 -
2 M
3 -
4 R
5 T
6 -
7 E
8 -
Pin No. Connection
1 -
2 M
3 R
4 R1
5 T1
6 T
7 E
8 -
CN1A CN1B
→
E M
→
M E
→
R R
→
T T
Description
Not Used
Control signal to trunk
Not Used
Voice signal both ways
Voice signal both ways
Not Used
Control signal from trunk
Not Used
Description
Not Used
Control signal to trunk
Voice signal to trunk
Voice signal from trunk
Voice signal from trunk
Voice signal to trunk
Control signal from trunk
Not Used
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