LG LS501P-B1 Manuel d'utilisateur télécharger pdf (Page 16)

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.

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:

Be cautions not to use Auto Iris Lens with over 35 mA.

Concerning Auto-Iris Lenses

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LG LS501P-B1 Manuel d'utilisateur Page 16