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Chapter 4: Operating Instructions
Item
Name
Description
B
: In Live View mode, select the event monitor.
F1
: In Playback mode, click to start and stop video clipping. For
audio, press F1 and a numerical button to play the audio of the
specified camera in live view.
In System Information mode, get the DDNS URL. In User
Management mode, pop up the Permission screen of a selected
item in User Management > User > User Management. Delete a
selected item from USB flash drive. Exit the virtual keypad.
F2
: In live view mode, all-day playback, and playback modes
press to display or hide the time or control bar. In PTZ mode,
stop all ongoing operations. Select or deselect an item. Enter a
selected folder of the external storage device, such as a USB
flash drive used for archiving.
Table 3: Front panel button functions by task
Task
Button
Button function
Live view mode
Direction
Press to cycle through channels.
Enter
Press to show the PTZ control toolbar.
Reverse
Press to play the earliest video file of the current camera
(upper-left video tile if in multiview mode).
Pause
Press to freeze the last image of the live display for all
active cameras displayed.
Play
Press to play 24-hour playback of the current camera
(upper-left video tile if in multiview mode).
Live
Press to switch to live view mode.
Seq
Press to start/stop sequencing cameras on the current
monitor. Hold the Seq button for three seconds to start and
stop sequencing.
Menu
Press to enter the main menu.
Playback mode
Direction
The left and right buttons are used to speed up and slow
down recorded video. The up and down buttons are used to
jump recorded video forwards or backwards by 30 s.
Enter
Press the button to pause the video. Press again to restart
the video.
In single-frame Playback mode, press to advance the video
by a single frame.
Reverse Press to play back a camera in reverse direction.
In Picture Playback mode, view pictures in reverse
direction.
Pause
In Playback mode, stop playback.
Play
In Playback mode, play back a camera in the forward
direction.
TruVision NVR 21 (SP) User Manual
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