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Owner's Manual

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Connections
Concerning Auto-Iris Lenses
DC type auto-iris lens
A lens without driver circuit that operates only on a DC
power source. In general, this type of lens is referred to
as DC type coil lens. (Set the ALC Lens Setting Switch
to the DC position.)
CAUTION:
Depending on the type of lens used, the lens may not
perform properly.
ELC type auto-iris lens
Use a manual or fixed iris lens (Set the ALC Lens
Setting Switch to the ELC position.)
VIDEO type auto-iris lens
A lens with amplifier circuit that operates on video sig-
nal and DC power source. In general, this type of lens
is referred to as EE amplifier type lens. ALC and LEVEL
volume level controls are available on the lens for iris
adjustments. (Set the ALC Lens Setting Switch to the
VIDEO position.)
CAUTION: