Erx310 Router (Ac Model) - Juniper ERX - RELEASE 11.1.X HARDWARE GUIDE 03-23-2010 Hardware Manual

Remove the nuts and locking washers from the posts for the power input (A or
3.
B) using a small insulated adjustable wrench.
Place one negative (neutral) cable lead on the post labeled –48 VDC.
4.
Replace the locking washers and nuts, and tighten the nuts to secure the
5.
connection.
Place the other cable lead on the post labeled RTN.
6.
Replace the locking washer and nut, and tighten the nut to secure the connection.
7.
Attach the opposite end of Power A's wire leads to the appropriate leads on your
8.
power source.
NOTE: To provide redundancy, do not terminate Power A and Power B leads at the
same power source.
Place the clear plastic guard over the terminal posts, and secure it in place by
9.
tightening the four screws.
CAUTION: Do not overtighten the screws.
Repeat Steps 1–9 for each power input module in your configuration.
10.
Figure 27: ERX310 Router, Rear View (DC Model)

ERX310 Router (AC Model)

Insert the power cord into the AC power IEC receptacle. (See Figure 28 on
1.
page 58.)
Insert the other end of the power cord into an appropriate AC power source.
2.
NOTE: To provide redundancy, do not terminate Power A and Power B leads at the
same power source.
Chapter 5: Cabling ERX Routers
Cabling the Router for Power
57