M160 Internet Router Hardware Guide
Connect the positive (+) source cable lugs to the return terminals,
which are labeled RTN(+).
Connect the negative(–) source cable lugs to the input terminals, which
are labeled –48V.
10. Install another washer and nut (in that order)on each terminal stud to secure
the power cable lug. Using a 7/16-in. nut driver or wrench, tighten the nuts.
11. Verifythatthesourcepowercablingandthegroundingcablingarecorrect,that
they are not touchingor blocking access to router components, and that they
do not drape where people could trip on them.
12. Replace the protective shield over the terminal studs and use a Phillips
screwdriver to tighten the screws.
13. Turnonthecurrentfromthepowersourcesothatvoltageflowstotherouter.
Figure 105: Connecting Power and Grounding Cables
g001226
Terminal studs
Cable lug
Flat washer
Flat washer
To ground
Nut
Nut
Grounding
points
Replacing a Fuse
To replace a fuse, follow this procedure (see Figure 106):
204 Replacing Power System Components