Flange-Back Adjustment - LG LSX701 User Manual

Connections
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:
18
Be cautions not to use Auto Iris Lens with over 5mA.

Flange-back Adjustment

The adjustment is required only when a lens without focus-
adjusting mechanism is mounted, or when a lens with
adjusting mechanism is mounted and focus that is more
accurate is needed.
1. Loosen the flange-back fixing lever.
. Up and down the flange-back adjusting lever to
obtain a focused point while watching the monitor
screen.
. Tighten the flange-back fixing lever.