COP-USA DVRHD-8D1 - Manual (Page 70)

64
Digital Video Recorder User Manual
Fig 7-4 right key sub menu
Stream: this DVR supports master stream and sub stream. Master stream has higher frame rate, max 25FPS（PAL）/30 FPS
（NTSC）for every channel, but it needs higher network bandwidth simultaneously; second stream has low frame rate, max 6FPS
（PAL）/7FPS（NTSC） for every channel, it requires low network bandwidth. Therefore, users can select the stream according to
their bandwidth.
All to master/sub stream: set all channel to master stream or sub stream.
Enable audio: enable or disenable audio
Full screen: In full screen status, the live preview picture will display with full screen and the tool bar will be hided; double click left
mouse or click right mouse to return
Zoom in: Single channel large screen electronic amplification
7.4 Remote playback & backup
7.4.1 Remote playback
Click button to enter into record playback interface, refer to Fig 7-5:
Select the record date and channels and double-click the file name in the record file list box. Then user can play that file and
preview the picture.