User Manual

AS4000 Subscriber Terminal
Installation and Commissioning DLP 011
605-0000-436
Issue 1.5 Date: 18th October 1999
Page 5 of 8
1
2
3
4
5
6
12
11
10
9
8
7
Grey
Yellow
White
Blue
Orange
Violet
Thin
Black &
Screen
1
2
3
4
5
6
12
11
10
9
8
7
Drop
Cable
1
2
3
4
5
6
12
11
10
9
8
7
Thick
Red
Thick
Black
PSU NTU
Wire loop
3 to 4
1
2
3
4
5
6
12
11
10
9
8
7
White
Sleeved
braided
wire
Colours
depend on
cable used
Tie Wrap
Figure 36. CRU Drop Cable Forming And Terminating In The Junction Box
Drop Cable Termination at the PSU (Type 2)
1. At the PSU terminate the wires of the drop cable with the red insulated terminal
pins and screw to the terminal blocks(TB1 & TB2). Figure 37 below, illustrates the
connections of the drop cable to the connector blocks inside the AC PSU.
SRX+
SRX-
STX+
STX-
VIO
ORA
BLU WHI
RED
BLK
SCR
GRY
YEL
TO NTUs
FROM CRU
SRX+
SRX-
STX+
STX-
+VDC 0VDC SCR UPLINK DOWNLINK
TB1TB2
TYPE 2 PSU Connector Detail
1234512345678
Figure 37. ISDN Drop Cable Connections to AC PSU (Type 2)