Recording Time On Hard Drive; Playback - Q-See Q25DVR4ES User Manual

Chapter 6: Recording -
Estimated record time based on a 120GB Hard Drive (Quad Mode) Unit: Hour
System Quality
HIGH
PAL
NORMAL
LOW
System Quality
HIGH
NTSC
NORMAL
LOW
Estimated record time based on a 120GB Hard Drive (Quad Mode) in hours:
120 (G Byte) x 1024 (M Byte) x 1024 (K Byte)
15 (K Byte/frame) x 7 (frame/sec.) x 60 (sec.) x 60 (min.)
Press [ Play] to play the last recording.
Note: The DVR will play the last recording which has not been previously
played until all recordings have been played.
"*" Marks un-played video recording.
During playback, press the [Menu] button to initiate the Time Search feature
then the system will list all recorded video clips from the hard drive.
Newest video will at the top of the list, press [FF] to change the select mode
and then press [ Up] and [
Press [ Select] to edit time value.
Press [ Play] again to continue playing the video.
* 2008 /0 1 / 0 8
Q-See Q25DVR4ES User's Manual

6.3 Recording Time on Hard Drive

Frame Rate
20
15
12
Frame Rate 30
20 58
15 78
12 97
Divided by:
Estimated time would be 332 Hours
Chapter 7: Playback
Down] to select start time or date to change.
∨ ∨ ∨ ∨
08 : 30 : 3 2 --- 2008/0 1 / 0 8
Page 17
25 12
70 146
93 194
117 243
15
117
155
194
6 1
291 1748
388 2330
485 2913
7 1
251 1748
332 2330
416 2913
16 : 00 : 05