Installation guide

CIB 2859
(742D) CONNECTING BLOCK
This connecting block
joins 8-conductor, 22-
24 gauge, inside wire
(DIW) cables quickly
and easily.
3.
INSTALLATION IN-
STRUCTIONS
1.
2.
Loosen the center
screw on the
block’s cover; re-
move the cover
(see Figure 1).
BREAKOUTS
BREAKOUTS
TERMINAL MOUNTING
SCREW
HOLE
WIRE
SLOT
WIRE
CABLE
CABLE
JACKET
JACKET
BASE
TERMINAL
TRIM
COVER
COVER
SCREW
WIRES
Figure 1
4.
Mount the con-
necting block to
the baseboard or
wall with appropri-
ate fasteners
(screws, adhesive,
magnets, etc.).
With a pair of pli-
ers, remove a
breakout from
each side of the
connecting block
to allow the cables
to pass into and
out of the con-
necting block in
the directions you
want (see
Figure 2).
5.
6.
7.
Figure 2
Remove about 3
inches of the ca-
ble jacket from
the end of each
cable. Be careful
not to damage
the insulation on
the wires inside
the cable jacket.
(A special tool
8.
for this purpose
is available, the
953A Cable Strip-
per.)
9.
Loosen the eight
terminal screws.
Notice that each
terminal has two
slots, one for a
wire from each
10.
cable.
Take one of the
11.
cables and insert
each wire into
one slot of the
terminal. Bend
each wire up to
prevent it from
slipping out (see
Figure 3).
Figure 3
Repeat Step 7
for the other ca-
ble with the
same color wire.
Tighten each ter-
minal screw.
Trim off excess
wire using a wire
cutter or scis-
sors.
Place the cables
in the breakout
openings.
Replace the
cover; tighten
the center
screw.
Equipment manufactured by AT&T
Technologies in the U.S.A.