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76  |  HDZ Series IP PTZ User Manual
Setting the Exposure Mode
1. Navigate to PTZ  Camera (see Figure 5-11).
2. Under Exposure Mode, select one of the following options:
• Full Auto to enable full auto exposure mode, allowing the camera to automatically 
adjust the iris to suit current illumination. Select the Minimum Shutter Speed from the 
drop-down list below the Full Auto selection.
• Shutter Priority to enable shutter priority exposure mode. Select a shutter speed 
from 1/10000 to 1/30 (NTSC), or 1/10000 to 1/25 (PAL) in the drop-down list 
provided.
• P-Iris to enable the P-Iris priority exposure mode. Select the minimum iris opening 
from the drop-down list (F4.8 to F9.6). The minimum shutter speed range is 
configurable from 1/15 to 1 second (NTSC) or 1/12 to 1 second (PAL).
Note The P-Iris setting is only supported by the HDZ PTZ models: HDZ20HD(X), 
HDZ20HDE(X), HDZ30HD, and HDZ30HDE. 
• Iris Priority to enable iris priority exposure mode. Select an F-number from F1.6 to 
F28 in the drop-down list provided (hint: a smaller f-number will give you a brighter 
image). If Iris Priority is selected, you can select a Min Shutter Speed value from the 
drop-down list provided.
•
Manual Mode 
to enable manual exposure mode. Select shutter (
1/10000
to 
1/30
, 
NTSC; 
1/10000
 to 
1/25
, PAL), gain (
1
 to 
15
), and iris (
F1.6
 to 
F28
) values in the 
corresponding drop-down lists.
3. Click Set to save the exposure settings that you have entered.
Auto Focus
The HDZ series PTZ camera offers three choices for the auto focus setting.
1. Navigate to PTZ 
 Camera (see Figure 5-12).
2. Under Auto Focus, select one of the following options:
• Continuous Focus to enable continuous auto focusing. With this setting the camera 
will continuously auto focus the video image.
• Zoom trigger to enable auto focusing triggered whenever the zoom is changed.
• PTZ trigger to enable auto focusing triggered whenever a PTZ function is performed 
(pan, tilt, or zoom). This is the default setting.
3. Click Set to save the exposure settings that you have entered.