HIKVISION 8 Series Руководство пользователя - Страница 16

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No.
1
Sending the normal phase of the data
2
Sending the paraphase of the data
Receiving the normal phase of the
3
data
4
Sending the normal phase of the data
5
Sending the paraphase of the data
6
Receiving the paraphase of the data
7
Receiving the paraphase of the data
8
Sending the paraphase of the data
The direct-through or cross network cable has the function of auto-identification, so the five
classes of direct-through/cross network cables can be used to connect other Ethernet devices.

3.5 Checkup after Installation

Before feeding power to start the switch, perform the following checkups after the switch is
installed:
If the switch is installed on the DIN rail, check whether the installation is strong.
If the switch is installed on the desk, check whether there is enough space for
the switch to discharge its heat and whether the desk is stable.
Check whether the connected power supply meets the power requirements of
the switch.
Check whether the grounding line of 4/8 switch is correctly connected.
Check whether 4/8 switch is correctly connected to other terminal devices.
Pin name
Table 3-1 Definition of the pins of the RJ45 port
Symbol
Note
TXD1+
Output
TXD1-
Output
RXD1+
Input
TXD2+
Output
TXD2-
Output
RXD1-
Input
RXD2+
Input
RXD1-
Input
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