Avtech DGC1104 Manuel de l'utilisateur - Page 7

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(automatic

exposure)

FLICKER

BLC

AGC

LSC

SPECIAL

PRIVACY ZONE

MOTION*

HLC

DESCRIPTION

1/25

Manually choose the shutter speed you need for exposure.

1/30

1/50

1/60

1/100

1/120

1/250

1/500

1/1000

1/3000

1/10000

Enable this function to fix the flicker situation.

OFF / 50HZ /

60HZ

Adjust the image to compensate for an area that is overpowered by

0 ~ 16

brightness because of excessive light. The image will be properly

exposed for clearness.

Note: This function is available only in the day mode.

Set the level of Auto Gain Control to detect and enhance the image

1 ~ 5

signals when the light condition is poor.

The higher the value, the stronger the signals will be enhanced, and

the more noise the image will get.

Enable or disable Lens Shading Correction to correct the

ON / OFF

phenomenon of vignetting when the focal length is short.

Select AREA1 or AREA2 to show a predefined area for masking. To

AREA SEL.

move and change the area, please go to SX / EX / SY / EY.

MASK PAT.

Select the color to mask: black / gray / white. Select OFF to disable

area masking.

Extend / narrow the current area from the left side.

Extend / narrow the current area from the right side.

Extend / narrow the current area from the top.

Extend / narrow the current area from the bottom.

MOTION

Enable (ON) / disable (OFF) motion detection.

SENSITI.

Set the sensitivity to trigger motion detection. The higher the value,

the more sensitive the camera to trigger motion detection.

Choose the way to show motion detection is triggered: TRACE to

ALARM

frame the area in red which motion trigger occurs on the screen, or

ICON to simply show a running man icon for motion trigger

occurrences.

HOLD TIME

Set how long the alarm lasts in second from 1 to 10.

HLC

HLC (high light compensation) is used to suppress strong backlight

for clearer images. A grey mask will be covered on the source of the

strong light.

Choose ON and click

function.

The screen will be divided into 16 areas. Move to the area you

want, and click

MASK VALUE

Set the darkness of the mask.

The more the value, the lighter the grey you'll get. The less the

value, the darker the grey you'll get.

THRESHOLD

Set the level of light source which enables masking.

The more the value, the stronger the light source will trigger HLC;

the less the value, the lighter the light source will trigger HLC.



(ENTER) to select the areas for this



(ENTER) to make X to O.