Grandstream Networks GVR3550 User Manual page 41

Focus-
Zoom-
Step
More
PZT Control
Exit
NOTE
PRESET
When set PTZ to preset, users could add/delete/edit preset on the control panel below. The procedures are
shown in figure 20.
GVR3550/GVR3552 User Manual
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Reducing Focus.
Reducing zoom. Only available in full screen mode.
Control PTZ rotational speed, e.g.: Step 8 is much faster than
step 1. (The step value can be adjusted by clicking left mouse
on digital soft panel or pressing the buttons on the front panel..
Step 8 is the maximum speed.)
Opening more PTZ control parameters.



Click to exit the PTZ control page.
GVR3550/GVR3552 only supports PTZ control with ONVIF Protocol, the IP

:
camera should be connected and the PTZ device should be configured properly.
Please make sure the RS-485 cable between PTZ decoder and IP camera is
connected correctly.
Set PTZ to preset will bring up preset setting page and the
operation panel.
Set PTZ to patrol will bring up patrol setting page and the
operation panel.
Set PTZ to pattern will bring up contrail setting page and
the operation panel.
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