User`s manual

1.2 Camera selection
By pressing “Pan/Tilt” button on the remote controller or the “Enter” Key on the front panel, camera
selection of CAM2,3 or 4 can be done. Once CAM2, 3 or 4 is selected, pan/tilt control can be achieved
as per section 1.1.
2、Zoom / Focus control
By selecting “Zoom/Focus” item under the menu, the screen prompt will be as follows:
2.1. Zoom / Focus Control
After entering the Zoom / Focus item of the menu, pressing the up, down, right or left keys will allow
operator to control zoom or focus functions respectively, as listed in the following table ：
Key Function
Left, Right button Focus Control
Up, Down button Zoom Control
2.2. Camera selection
By pressing “Pan/Tilt” button on the remote controller or the “Enter” Key on the front panel, camera
selection of CAM2,3 or 4 can be done. Once CAM2, 3 or 4 is selected, focus or zoom control can be
achieved as per section 2.1.
3、AUDIO Item
By selecting “Audio” item under the menu, the screen prompt will be as follows:
Choose the required audio output channel. Press the “MUTE” button if you would not like to play
support the audio
CAM1 
ZOOM/FOCUS  
EXIT 
〔AUDIO MODE〕
 MUTE
 AUDIO A
 AUDIO B
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