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2.2.1DVR Front Panel
DVR is a short form of Digital Video Recorder.
2.3 Interface on rear panel:
Above picture is rear panel picture. Different model will be with different rear panel.
1. Video input
Connect to video input device. Input signal should be PAL/NTSC BNC(1.0V P-P ,75Ω)
2. Video output
Connect to monitor and output video signals. Signal should be BNC(PAL/NTSC BNC(1.0V P-P ,75Ω)。
3. Audio input
Connect to (analog)Audio input device. Sound pick up device need be with cables, support talking.
4. Audio output
Connect to (analog) audio output device. Audio output signal usually larger than 200mv 1KΩ(BNC),which can connect low resistance
earphone and cabled speakers ,or it can drive other sound device through sound box. If it cannot spatial separation with the sound box and
Summary of Contents for 21Series
Page 17: ...Page 17 78 CHAPTER IV BASIC OPERATION 4 Main Menu 4 1 SYSTEM LOGIN ...
Page 32: ...Page 32 78 CHAPTER V MENU AND PARAMETER SETTINGS 5 Main Menu 5 1 System Information ...
Page 71: ...Page 71 78 Picture 2 Ⅲ As shown in the following Picture 3 Picture 3 ...
Page 73: ...Page 73 78 Picture 6 ...
Page 76: ...Page 76 78 Picture 8 Picture 8 PTZ direction control key up down left right ...