Hitron HCB-F9 Instruction Manual page 24

<DNR>
Press the MENU button to access the "DNR" mode.
The background noise in the low light level decreases automatically as the
level of gain changes.
1) LEVEL
- OFF
There is no reduction in noise level.
- LOW
There is a small reduction in noise level with almost no ghost image.
- MIDDLE
The most effective mode. There is a sufficient reduction in noise levels
without causing much ghost imaging.
- HIGH
The level of noise is reduced greatly, however there is an increase in
ghost imaging.
2) END
RETURN to MAIN MENU.
NOTE :
- When AGC is turned off. DNR does not operate.
DNR
LEVEL
HIGH / MIDDLE / LOW / OFF
END
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