Grandstream GVR3550 User Manual - Manual (Page 37)

Grandstream Networks, Inc. GVR3550 User Manual Page 37 of 120
Firmware Version 1.0.0.65 Last Updated: 10/2014
Table 12: GVR3550 PTZ Control Parameter Explanation:
# Name Explanation
1 PTZ Direction Control and
Reset Button 8 PTZ direction buttons to control the corresponding eight PTZ
directions, the reset button to restore PTZ direction to the
original position
2 Iris+ Increasing Iris
3 Focus+ Increasing the Focus
4 Zoom+ Increasing zoom. Only available in full screen mode.
5 Iris- Reducing Iris
6 Focus- Reducing the Focus
7 Zoom- Reducing zoom. Only available in full screen mode.
8 Step Step used to control PTZ controller moving speed, e.g.: Step 8
will be much faster at moving compared to Step 1. (The
number can be adjusted by mouse or front panel keypad)
9 More Opening more PTZ Control parameters
10 PZT Control Selection  When set PTZ to preset, bring up preset setting interface
and operation panel below the screen.
 When set PTZ to patrol, bring up patrol setting interface
and operation panel below the screen.
When set PTZ to pattern, bring up contrail setting interface
and operation panel below the screen
11 Exit Click to exit the PTZ control interface directly
NOTE:
 The GVR3550 only supports PTZ control with ONVIF Protocol, the IP camera should be
properly connected and the PTZ device should be configured. Please make sure theRS-485
cable between the PTZ decoder and the IP camera is connected correctly.