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H.264 Network Digital Video Recorder User Manual
21
Special Functions:
Accurate playback
:
Input time (h/m/s) in the time column and then click play
button. The system can
operate accurate playback according to the searching time.
Local zoom
:
When the system is in single-window full-screen playback mode, you can drag your mouse in
the screen to select a section and then left click mouse to realize local zoom. You can right click mouse to exit.
3.5.3 PTZ control
Operation interface is as followed. The functions include: PTZ direction control, step, zoom, focus, iris, setup
operation, patrol between spots, trail patrol, boundary scan, assistant switch, light switch, level rotation and so
on.
Note:
1. Decoder
485+、485-
line connects with DVR
485+、485-
line. The connection is right.
2. Click [main menu] >[PTZ setup] to set the PTZ parameters.
3. The PTZ functions are decided by the PTZ protocols.
Picture3.8 PTZ setup
【
Speed
】
Set the PTZ rotation range. Default range: 1 ~ 8.
【
Zoom
】
Click
/
button to adjust the zoom multiple of the camera.
【
Focus
】
Click
/
button to adjust the focus of the camera .
【
Iris
】
Click
/
button to adjust the iris of the camera.
【
Direction control
】
Control the PTZ rotation. 8 directions control is supportive.(4 directions in Front panel is
supportive )
【
PTZ Trace
】
Full-screen show channel image. Left press mouse and control PTZ to rotate orientation. Left
press mouse and then rotate the mouse to adjust the zoom multiple of the camera.