2-13
Modular Jack Pin Arrangement Layout
Connect the extension and trunk lines according to the following modular jack pin arrangement
layout.
Modular jack
Printing
Pin
number
Description
Modular jack
Printing
Pin
number
Description
1,2,7,8
Reserved
1,2,7,8
Reserved
3,6
Tx1
3,6
Tx2
BRI1
(DX-408i
only)
4,5
Rx1
BRI2
(DX-408i
only)
4,5
Rx2
1,6
Trunk 2 power
failure transfer :
(
DX408 only)
1,6
Trunk 3 power
failure transfer :
(
DX408 only)
2,5 Trunk 2 2,5 Trunk 4
CO1.2
(DX-408
only)
3,4
Trunk 1
CO3.4
(DX-408
only)
3,4
Trunk 3
1,4
Not Used
1,4
Not Used
SLI1
2,3
Analogue
telephone port 1
DLI1
2,3
Digital keyset
port 1
1,4
Not Used
1,4
Not Used
SLI2
2,3
Analogue telephone
port 1
DLI2
2,3
Digital keyset
port 1
1,4
Not Used
1,4
Not Used
SLI3
2,3
Analogue telephone
port 1
DLI3
2,3
Digital keyset
port 1
1,4
Not Used
1,4
Not Used
SLI4
2,3
Analogue telephone
port 1
DLI4
2,3
Digital keyset
port 1
Summary of Contents for DX-408
Page 1: ......
Page 2: ......
Page 7: ......
Page 8: ......
Page 15: ......
Page 16: ......
Page 44: ...2 28 Chapter 2 DX 408 DX 408i Digital Key System Installation ...
Page 55: ...3 11 Door Phone Interface Module Connections ...
Page 56: ......