5. Installation System Manual
Page 2-50 8/09 76.7300FP11/2, Rev A
__ 5/16-inch nut driver
__ heat gun
Materials 5.28 The following materials are required to perform this procedure:
__ #8-10 2-hole lugs with 5/8-inch spacing
__ clear heat shrink wrap (Tellabs part number 46.0136)
5.29 Perform the following procedure to connect the shelf power cables from
the Fuse Panel to the BDFB.
__ 1. Perform the following substeps to connect the Battery and Return
cables from the Fuse Panel A Feed to the BDFB:
__ 1.1 Determine the correct cable length from the Fuse Panel
to the BDFB.
__ 1.2 Label each cable. Follow company policy when labeling
cables.
__ 1.3 Cut the cable to the correct length allowing for lug
attachment and bend radius.
__ 1.4 Strip the ends of the cable.
__ 1.5 Attach a #8-10 2-hole lug with 5/8-inch spacing and
clear heat shrink tubing at the fuse panel end of the
cable (grey) for -48 Vdc and -48 RTN. Ensure that the
stripped wire can be viewed through each lug window.
__ 1.6 Crimp each lug to each wire.
__ 1.7 Heat the clear shrink tubing over the end of the lug and
the end of the cable with a heat gun.
__ 1.8 Use a 5/16-inch nut driver to attach the wire to the
-48 Vdc on the fuse panel.
__ 1.9 Use a 5/16-inch nut driver to attach the -48 RTN wire to
the fuse panel.
__ 1.10 Attach the appropriate lug on the -48 Vdc and -48 RTN
at the BDFB.
__ 1.11 Crimp each lug to each wire.
__ 1.12 Heat the clear shrink tubing over the end of the lug and
the end of the cable with a heat gun.
__ 1.13 Use a 5/16-inch nut driver to attach the wire to the
-48 Vdc on the BDFB.
__ 1.14 Use a 5/16-inch nut driver to attach the -48 RTN wire to
the BDFB.
__ 1.15 Repeat step 1.1, page 2-50 through step 1.14,
page 2-50 for the B Feed.
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