Digital Video Recorder User Manual
102
The HQHI series DVR support up to 3 MP resultion for the first channel of DVR with 4-ch
video inputs, the first 2 channels of DVR with 8-ch video inputs and the first 4 channels of
DVR with 16-ch video inputs. When the 3 MP signal input is connected to the supported
channel, the recording resolution will be adjusted to 3 MP and the frame rate will be
adjusted to 12 fps automatically if the resolution and frame rate is not confiugred manually.
The DS-7200/7300/7600/8100/9000HUHI-F/N series support up to 3 MP resolution of all the
channels.
For HQHI and DS-7200HUHI-F/N series DVR, if the 3 MP camera is connected to the channel
which supports up to 1080p signal input, it will switch to 1080p signal input. When the 3
MP signal is switched to 1080p signal, the PAL will be switched to 1080p/25Hz, and the
NTSC will be switched to 1080p/30Hz.
For all the –F series DVR, four kinds of analog signal inputs including HDTVI (including 3 MP,
1080p and 720p signal), AHD, HDCVI and CVBS can be connected. The analog signal inputs
can be recognized automatically and can be mixed randomly.
If the configured encoding resolution conflicts with the resolution of the front-end camera,
the encoding parameters will adjust automatically to meet the front-end camera. E.g., if the
resolution of the front-end camera is 720p, then the encoding resolution of the main
stream will adjust to 720p automatically.
The resolution of 960 × 1080 (1080P Lite) is available when the 1080P Lite is enabled in the
Record>Advanced Settings interface (refer to Chapter 5.12 Configuring 1080P Lite).
Please refer to the Appendix-Specifications for the supported resolutions of different
models.
Bitrate Type: Set the bitrate type to be Variable or Constant.
Video Quality: Set the video quality of recording, with 6 levels configurable.
The Stream Type, Resolution, Bitrate Type and Video Quality are not configurable for the Main
Stream (Event) of the IP Camera.
Frame Rate: Set the frame rate of recording.
For DS-7200/7300/7600/8100/9000HUHI-F/N series, when 3 MP signal input is connected, the
frame rate of both the main stream and sub-stream cannot exceed 15 fps.
Max. Bitrate Mode: Set the mode to General or Custom.
Max Bitrate (Kbps): Select or customize the maximum bit rate for recording.
Max. Bitrate Range Recommended: A recommended max. bit rate range is provided for
reference.
Max. Average Bitrate (Kbps): Set the max. average bit rate which refers to the average
amount of data transferred per unit of time.
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