Q-See QSD004C4-250 - Manual (Page 16)

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QSD004C4-250 User’s Manual
1. Hard Drive Usage (Displayed as a percentage)
2. Recording symbol (channel is currently recording)
3. Channel Number
4. Record Resolution (QUAD or EACH)
5. Status (REC, Play, FF1, FF2, FF3, REW, PAUSE)
6. HDD Info. ([M] Master Hard disk)
7. Record Schedule: (T) Continuous (M) Motion Detection (-) No Recording
8. The date and time on the DVR
6.2 Stop Recording
Press [ Stop] button to stop recording. If you have activated password
protection you need to input the password.
6.3 Recording Time on Hard Drive
Estimated record time based on a 120GB Hard Drive (Quad Mode) in hours:
System Quality Frame Rate 30 15 7 1
HIGH 20 K Bytes 58 117 251 1748
NORMAL 15 K Bytes 78 155 332 2330
NTSC
LOW 12 K Bytes 97 194 416 2913
System Quality Frame Rate 25 12 6 1
HIGH 20 K Bytes 70 146 291 1748
NORMAL 15 K Bytes 93 194 388 2330
PAL
LOW 12 K Bytes 117 243 485 2913
You can estimate recording hours by the formula:
120 (G Byte) × 1024 (M Byte) × 1024 (K Byte)
Divided by:
15 (Kbyte/frame) × 7 (frame/sec.) × 60 (sec.) x 60 (min.)
Estimated time would be 332 Hours.