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to the GND.
Prevent the high-voltage, install the cable in good position to prevent the ray.
Input 120 Ω resistance to reduce reflect ,to make sure the good signal.
DVR’ s 485 AB cable cannot connect to other 485 output device.
Voltage between Decoder AB cable should be small than 5V。(Note A connect to + B connect to -)
Содержание 21Series
Страница 17: ...Page 17 78 CHAPTER IV BASIC OPERATION 4 Main Menu 4 1 SYSTEM LOGIN ...
Страница 32: ...Page 32 78 CHAPTER V MENU AND PARAMETER SETTINGS 5 Main Menu 5 1 System Information ...
Страница 70: ...Page 70 78 Picture 1 Ⅱ Click input zmeye plus in the search box then click as shown in the following Picture 2 ...
Страница 71: ...Page 71 78 Picture 2 Ⅲ As shown in the following Picture 3 Picture 3 ...
Страница 73: ...Page 73 78 Picture 6 ...
Страница 76: ...Page 76 78 Picture 8 Picture 8 PTZ direction control key up down left right ...