User Manual of Embedded Net DVR
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Appendix B DVR Connect Cable
Definition
1 RS-485 connect cable made method
Material and tool
One twist cable (8 pins), one standard RJ45 connector and one tool special for RJ45.
RJ45 introduction
Pin definition
To make the connect cable according the follows. As to left point of RJ45 head, 1
st
and 2
nd
cables are the anode and cathode line for sending, 3
rd
and 4
th
cables are the anode and cathode line
for receiving, 7 is the shared grounding line:
Pin definition for Standard RS-485 serial port RJ45 plug-in
2 UTP network connect cable made method
Material and tool
One twist cable (8 pin, the length can be defined as to the actual demand, but must be within 100m),
2 standard RJ45 head, one tool for RJ45.
Suggestion: have a network cable test tool to test each cable made.
Pin definition
To make the network cable according to the actual situation, there are two options:
(1) Use the following method to make the network cable when DVR is connected with network
