Quaddrix QT-220EX, User Manual

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2. Detach Base.
Unlock the screw on the connection
board and open it.
Unscrew the 3 tapping screws to
detach the connection board and
surface mount base.
3. Mark fastener positions.
Using the surface mount base
as a template, markthe
fastener positions on the
ceiling and then drill the holes.
4. Install surface mount base.
Place the Power/RS485/Video cables
through the central hole of surface
mount base and fix it on ceiling.
NOTE : Wires can be also be put through
the side hole of surface mount base.