Juniper T4000 -, Hardware Manual

Page: 162 / 396

Figure 84: Connecting Negative (–) DC Power Cable to INPUT 5
g006360
19.
Place one terminal jumper over the positive (+) DC
RTN 4
and
RTN 5
input terminals
on the left
20.
Place a washer, and then a nut on
RTN 4
.
Using a 7/16-in. (11 mm) nut driver, tighten the nuts. Apply between 23 lb-in. (2.6 Nm)
and 25 lb-in. (2.8 Nm) of torque to each nut.
21.
Route the positive (+) DC source power cable for the RTN 5 input terminal through
the middle cable restraint.
NOTE: The middle cable restraint is marked as follows from top to bottom:
INPUT 2 , RTN 2 , RTN 5 , and INPUT 5 . You must route the cables as marked
to be able to replace the clear plastic cover over the terminal studs.
Attach the positive (+) DC source power cable lug to the
RTN 5
RTN (return) terminal
on the left. Secure the cable lug to the terminal stud, first with the washer, then with
the nut.
Using a 7/16-in. (11 mm) nut driver, tighten the nuts. Apply between 23 lb-in. (2.6 Nm)
and 25 lb-in. (2.8 Nm) of torque to each nut.
22.
Replace the middle cable restraint, and tighten the captive screw to hold the power
cables for
INPUT 5
and
RTN 5
in place.
23.
Place one terminal jumper over
RTN 0
and
RTN 1
.
24.
Place a washer, and then a nut on
RTN 0
.
Using a 7/16-in. (11 mm) nut driver, tighten the nut. Apply between 23 lb-in. (2.6 Nm)
and 25 lb-in. (2.8 Nm) of torque to each nut.
25.
Route the positive (+) DC source power cable for RTN 1 over the largest cable restraint
on the left.
NOTE: The large left cable restraint is marked as follows from top to
bottom: RTN 0 , RTN 1 , RTN 3 , and RTN 4 . You must route the cables as
marked to be able to replace the clear plastic cover over the terminal
studs.
Copyright © 2013, Juniper Networks, Inc. 138
T4000 Router Hardware Guide