Record mode

ªTo restore to automatic adjustment

Set the [AUTO/MANUAL/FOCUS] switch to [AUTO].

Manual shutter speed adjustment

Avoid recording under fluorescent light, mercury light or sodium light because the colour and brightness of the playback image may change.

If you increase the shutter speed manually, the sensitivity lowers and accordingly the gain value

increases automatically, which may increase the noises on the screen.

You may see vertical lines of light in the playback image of a brightly shining subject or highly reflective subject, but this is not a malfunction.

During normal playback, image movement may not look smooth.

When recording in the extremely bright place, the colour of the screen may change or flickers. If so, adjust the shutter speed manually to 1/50 or 1/100.

Manual iris/gain adjustment

If the value does not become “OPEN”, you cannot adjust the gain value.

If the gain value is increased, the noise on the

screen increases.

Depending on the zoom magnification, there are iris values that are not displayed.

ªShutter speed range

1/50–1/8000 seconds: Tape Recording Mode

1/50–1/500 seconds: Card Recording Mode The shutter speed closer to 1/8000 is faster.

ªIris/gain value range

CLOSE (Closed), F16, ..., F2.0, OPEN (Opened) 0dB, ..., 18dB

Value closer to [CLOSE] darken the image. Value closer to [18dB] brighten the image. Values with dB are gain values.

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Panasonic NV-GS25GN, NV-GS35GN To restore to automatic adjustment, Shutter speed range, Iris/gain value range