
3Com VCX V7111 Fast Track Installation Guide
22
Figure 11
VCX V7111 24FXS in a 19-inch Rack with MDF Adaptor
Data
Cntrl
Ready
CONFIG
1 2 3 4 5
ON
RS-232
Eth 1
Eth 2
ANALOG LINES 1-20
100 - 250V~
50 - 60Hz 2A
AC Power Cord
Grounding Strap
RS-232 Cable
50-pin female
Telco connector
Back-up
LAN Cable
to Eth 2
Connect to
here
MP-124
Rear View
REAR OUTPUT
24 wire pairs in
Octopus cable
with 50-pin male
Telco connector
FRONT INPUT
24 line cords
2-wire with RJ-11
connectors
M D F Adaptor Block - rear
Primary
LAN Cable
to Eth 1
19-inch Rack
Rear View
Table 7
Pin Allocation in the 50-pin Telco Connector
Phone Channel
Connector Pins
Phone Channel
Connector Pins
1 1/26
13 13/38
2 2/27
14 14/39
3 3/28
15 15/40
4 4/29
16 16/41
5 5/30
17 17/42
6 6/31
18 18/43
7 7/32
19 19/44
8 8/33
20 20/45
9 9/34
21 21/46
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