Sony SSC-C354 Operating Instructions Manual page 10

Internal switches
CCD IRIS: SHUTTER
AGC
[13] CCD IRIS switch ®
[fd] SHUTTER switch €
[12] AGC switch
This switches the automatic gain control on or off.
[13] CCD IRIS switch
This switches on and off the CCD IRIS function, which automatically adjusts the
sensitivity according to the incident light conditions.
SHUTTER switch
This switch is effective when the CCD IRIS switch [13] is off. It sets the shutter
speed to any of eight fixed settings, from 1/60 to 1/10000 second.
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