User`s manual
20
  Select Hour 
Click “Hour Menu” and it will show the pull-down menu providing 0~23 hours for selection. If 
there are recording data in the hour, it will show red color for selection, otherwise it will show 
black color. If it is daylight saving time with extra one hour, the color in that hour will show 
yellow color. After you select any hour with recording data, you can see the scattered data bar 
 in each channel in that hour. Each bar represents two minutes recording data. 
Red bar means only video recording data and green bar means recording data with video and 
audio at the same time. 
  Select Minute 
By pulling the Minute bar    below the Time Map to select the actual time slot 
which you want to play the recording data. Click “ Play” button to start playback. 
.  
You can adjust the speed of “Play” or “Rewind” by clicking “ Speed” button. The “+” button is 
speeding up the Play or Rewind speed and the range is from 1X, 1.5X, 2X, 3X, 4X, 6X to 8X. 
The “-“ button is slowing down the Play or Rewind speed and the range is from 1/8, 1/7, 1/6, 
1/5, 1/4, 1/3, 1/2, to 2/3. Next Frame button allows you to play picture by picture. 
  Playback channel 
From DVR V4.20, it can support max 16 channels playback simultaneously. However, the 
DRAM capacity will decide how many playback channels which are provided by DVR to 
ensure reliable DVR system. DVR will automatically detect system DRAM capacity. If DVR 
installs 1G DRAM, it will provide max 16 channels playback function. If DVR just installs 
512MB DRAM or less, only four channels or eight channel playback function will be provided. 
Please refer to the following table for the playback channels which are provided by DVR 
Play
Rewind
N
ext Frame 
Status
Time 
Pause
Speed 










