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Descriptions DNI-1B User Manual
1-2
Telect, Inc. 108891 Issue A Rev 2
Features
• DDJ™ tri-jacks for IN, OUT, and MON ports
• Each circuit has two tri-jacks—one for DCS (NE-1) and one for net-
work element (NE-2) circuits
• Circuit designation labels
• Hinged designation holders
• Four wire-wrap termination points for both NE-1 and NE-2
• Two wire-management tie-down bars
SYSTEM-LEVEL APPLICATIONS
MAIN ASSEMBLIES
The DNI-1B allows maximum circuit density in EIA and WECO racks/
bays. The 112-circuit version fits 19" (48.3 cm) racks/bays; the 128-circuit
version fits 23" (58.4 cm) racks/bays. There are 56 sets of rear termination
points in the 112-circuit version and 64 sets in the 128-circuit version.
DS-1 Cables
DS-1
Cables
DS-3
Cable
Fiber Optic
Transmission System
(FOTS)
DNI-3
DNI-1B
3:1 DCS
Office Repeater Bays
(ORBs)
Loop Multiplexers
Digital Switch
1:0 DCS
Channel Banks
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
MON
OUT
IN
14 8 12
MON
OUT
IN
DDJ
Tri-Jack
SPOKANE, WA.
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abe
lH
o
l
de
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®
Front
Panel