User Manual

AS4000 Subscriber Terminal
Installation and Commissioning DLP 009
605-0000-436
Issue 1.5 Date: 18th October 1999
Page 7 of 10
Terminal Function Description Colour
5 pair 6 pair
TB1 1 Down Link
Comms
System Data - RS232
Transmit
Yellow Yellow
TB1 2 Up Link
Comms
System Data - RS232
Receive
Grey Grey
TB1 3 0V (Chassis
Earth)
Drain /Screen (Monitor) Tinned Tinned
TB1 4 0V DC DC -ve Supply Black Thick Black
TB1 5 +24V DC DC +ve Supply Red Thick Red
TB2 1 VF2B Voice Channel 2 White White
TB2 2 VF2A Voice Channel 2 Blue Blue
TB2 3 VF1B Voice Channel 1 Orange Orange
TB2 4 VF1A Voice Channel 1 Violet Violet
Drop Cable Termination at the PSU (Type 4 only)
1. At the PSU punch down the wires of the drop cable, to the IDC terminal blocks
(TB1 & TB2) using an Auto Trim Termination Tool and connect the DC and
screen to the Wago block. The Figure 24 below, illustrates the connections of the
drop cable to the connector blocks inside the PSU. If using 6 pair cut surplus wire
and strain relief wires at the butt
TYPE 4 PSU Connector Detail
VF1A
VF1B
VF2A
VF2B
Vio
Ora
Blu
Whi
Red
Blk
Scr
TO NTUs
FROM CRU
VF1A
VF1B
VF2A
VF2B
+VDC 0VDC SCR
TB1
TB2
3 2b2a1
4321
8765
7654
AGC
PC
Downlink
Uplink
Brown
Green
Yellow
Grey
Figure 24. ST-V2 Drop Cable Connections to Type-4 PSU