User`s manual

2-9
OFF Disables the crossover circuitry. Use this switch position
when full-range screen speakers and amplifiers are
used for Left, Center, and Right screen channels. The
CP45 is factory set to the position.
Crossover Frequency Setting Switches
These switches select the crossover frequency used with bi-
amplified speaker systems connected to the Left, Center, and
Right screen channels.
800Hz Should be used for small theaters with
small high frequency horns.
500Hz Should be used for average or large horn
speakers.
Screen Loss IN/OUT Switches
IN Enables high frequency boost circuitry to
compensate for an average perforated screen.
OUT Disables the boost circuitry. This is the factory
setting.
Projector Select Switch
This switch selects which projector input is selected when any
external changeover contacts are open.
Power Input Switch
This switch selects which type of mains transformer is
used to power the CP45, AC output or DC output. AC is
the factory setting.
LED Soundhead amplifier type jumpers J1 and J2
J3
FADER
PANEL
FRONT
TO
BALUNBALBAL
J1
J2
UNBAL