Extron Electronics SI 28 - Manual (Page 10)

8 SI 26 and SI 28 Speakers • Installation
Installation, cont’d
Figure 12 — Hook the speaker over the edges of
the V-lock groove on the wall mount assembly
3b . Rotate the speaker until the speaker box bracket left edge
hooks over the left edge of the V-lock groove (see above).
3c . When the bracket is securely over the V-lock groove, gently
slide the speaker down until it locks into place.
4. Repeat steps 3a to 3c for the second SI 28 speaker.
Wiring the SI 26 and 28 speakers
1. When both speakers are in place, carefully pull enough
speaker wire to reach up to the terminals at the back of the
each speaker and strip the ends of the wire approximately
5/8"(15 mm). Twist the bared
strands so that they hold firmly in
the connector.
2 . Press down on the spring loaded
terminals to open the holes at the
top. Observing the correct polarity, (
,
wire to
,
terminal
and
.
wire to
.
terminal) insert the twisted wires into
the relevant open holes (see figure 13) and release the
springs to secure. Push any loose wire through the wall
mount assembly and back into the wall.
C Do not connect the speaker terminals to one channel
in parallel (together) with those of the other channel.
Figure 13 — Insert wiring into the terminals
V Lock
Groove
Box
Bracket
Lift the speaker to the
wall mount assembly,
keeping it as low as
possible.
V Lock
Groove
Hook this
side first.
Box
Bracket
Box
Bracket
V Lock
Groove
Step 3a
Step 3b
Top View
Swivel and
hook this
side second.
Twist the bared wire
Strip approx. 15 mm (5/8")
Push down on the spring terminals
at the back of the speaker, and insert
the wires. Release the springs to secure.
INPUT
Extron Extron
Positive Wire
Negative
Wire