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Appendix B Installation and Commissioning Checklists
Alarm Cabling Checklist
Release TR3.2.1
Turin Networks
Page 12-29
7
Connect Environmental Alarm Input Wires at each Shelf
in the Rack.
Terminate environmental alarm input wires at the
ENV IN and RTN wire-wrap posts on the main backplane and at
the equipment being monitored.
The location of these wire-wrap posts on the main backplane are
provided in Section 3—
Environmental Alarm Wire-Wrap Posts and
8
Connect Visual or Audible Fail-safe Alarm Wires at each
Shelf in the Rack.
Terminate fail-safe alarm wires at the
FAILSAFE wire-wrap posts on the main backplane and the
central office visual or audible alarm panel.
The location of these wire-wrap posts on the main backplane are
provided in Section 3—
9
(SDH network only) Attach clamp-on ferrites around
alarm cable bundles.
Two ferrites around the cable bundle
(1 turn), one 152.4 mm (6-inches) from the rack, the other 304.8
to 457.2 mm (12 to 18-inches) from the rack.
10
Table 12-9 Power, Fuse, Visual, Audible, Environmental and
Fail-safe Alarm Cabling Checklist (continued)
Step
Description and Procedure Reference
D
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