Optiview DVR - Manual (Page 18)

User’s Manual
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• While playing back video, you can use the shuttle ring to select different
speed of forward and backward playing. Rotating the shuttle ring
counterclockwise causes the unit to playback into faster forward/
backward playing speed. According to the angle you rotate the shuttle ring,
you can choose the playing speed from 1Ч, 2Ч, 4Ч, 8Ч, 16Ч, and 32×, in
both forward and reverse directions, shown as below figure:
• Inside the shuttle ring is the jog disk, shown as the figure, it can turns
completely in either directions. Once you freeze the video, you can use the
jog disk to go single-step playing back. Clockwise rotation causes a
forward one-step playback; and counterclockwise rotation causes a
backward one-step playback.
3.2 Power Up / Down the Unit
If you must shut down the Versatile MPEG-4 DVR for any reason, please use
the proper shut down and power up procedures to avoid damage to your unit.
To Power Up the Unit
Check the used type of power source before plug in the unit first, and turn on
the unit using the power switch on the rear panel.
The color bar and system checking information are shown on the monitor until
the unit is completely started.