Figure 70: Connecting Dc Power To The Two-Input 160-A Dc Power Supplies - Juniper TX MATRIX Hardware Manual

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CAUTION: Each power supply must be connected to one dedicated DC
power source for each set of return and input terminals.
CAUTION: You must ensure that power connections maintain the proper
polarity. The power source cables might be labeled
their polarity. There is no standard color coding for DC power cables. The
color coding used by the external DC power source at your site determines
the color coding for the leads on the power cables that attach to the
terminal studs on each power supply.
Loosen the captive screws on the cable restraints on the right edge of the power
7.
supply faceplate.
Route the positive and negative DC power cables through the top and bottom of each
8.
cable restraint.
Tighten the cable restraint captive screws to hold the power cables in place.
9.
Verify that the power cabling is correct, that the cables are not touching or blocking
10.
access to TX Matrix router components, and that they do not drape where people
could trip on them.
Replace the clear plastic cover over the terminal studs on the faceplate.
11.
Figure 70: Connecting DC Power to the Two-Input 160-A DC Power
Supplies
Chapter 15: Providing Power to the TX Matrix Router
and
(+)
to indicate
(–)
127