Sony FDR-AX40 How To Use Manual page 117

The gain is automatically adjusted.
24dB/21dB/18dB/15dB/12dB/9dB/6dB/3dB/0dB (
The gain is automatically adjusted up to the selected limit.
Note
At a higher gain, the brightness becomes more appropriate in dim scenes, but the noise
increases. At a lower gain, the noise decreases, but the shutter speed becomes slower to
compensate for the lack of brightness, causing camera shake or subject blur.
The selectable upper limit of [AGC Limit] differs depending on the shooting mode.
[104] How to Use
AE Shift
You can adjust the exposure according to your preference.
1. - [Camera/Mic] - [
Descriptions of menu items
Off:
The exposure is adjusted automatically.
On (Adjusted number and EV):
Adjust the automatic exposure level using
background is bright, and
[105] How to Use
White Balance Shift
You can adjust the white balance according to your preference.
1. - [Camera/Mic] - [
setting.
Descriptions of menu items
Off:
Menu operations
Manual Settings] - [AE Shift] - desired setting.
when the subject is dark or the light is dim.
Menu operations
Manual Settings] - [White Balance Shift] - desired
):
Camera/Mic
when the subject is white or the
Camera/Mic