CCTV Qvis DVR series User Manual download pdf (Page 21)

4 Slow play

5 Fast play

6 Previous frame

7 Next frame

8 Volume

9 Previous file

10 Next channel

11 Next file

12 Previous channel

13 Search

14 Backup

2.3.7 Basic Operation

2.3.7.1 Playback Operation

There are various search modes: video type, channel number or time. The system can max

disp

lay 128 files in one screen. You can use page up/down button to view if there are more

than one page.

Select the file name and double click mouse (or click enter button), you can view file content.

2.3.7.2 Playback Mode

There are two playback modes: 4-ch and all-channel. In 4-ch playback mode, you can select

the

1/2/3/4-ch playback according to your requirement. In all-channel mode, system can

playback in full channels. Please note the 4-ch has no all-channel playback mode.

2.3.7.3 Accurate playback

Input time (h/m/s) in the time column and then click playback button, system can operate

ccurate playback.

2.3.7.4 Synchronized playback function when playback

During playback process, click numeral key, system can switch to the corresponding channel

deo of the same time.

2.3.7.5 Digital zoom

When the system is in full-screen playback mode, drag

your mouse in the screen to select a

section and then left click mouse to realize digital zoom. You can right click mouse to exit.

2.3.7.6 File backup

System supports backup operation during search. You can draw a √ bef

ore file name

(multiple choices). Then click backup button (Button 14 in

Figure 2-11).

2.3.7.7 Calendar

Click calendar icon

in Figure 2-11, system pops up a calendar for your reference.

The highlighted date means there are record files in that day. You can click blue date to view

file list.

In t

the following interface you can see there are video files in March 13th and 14th. Double

click the date to view file list.

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CCTV Qvis DVR series User Manual Page 21

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