Beijing Huahuan Electronics H0EL-EthMux V8, Руководство пользователя

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Huahuan
Beijing Huahuan Electronics Co., Ltd.
H0EL-EthMux V8 User Manual V1.1 - 9-
8
1
Fig 2.4.3-1 RJ45 connector pin sequence
Table 2.4.3-1 RJ45 120 Ω -E1signal definition
Pin 1 2 3 4 5 6 7 8
Signal
－
+
GND
+
－
GND
E1-IN E1-OUT
2.4.4 Ethernet ports
There are four RJ45 Ethernet ports on the rear panel, 2 for uplink connection to
the transmission packet network, 2 local data ports for local computers to access the
uplink network.
Table 2.4.4-1 RJ45 socket definition
Pin 1 2 3 4 5 6 7 8
Definition TxD+ TxD- RxD+ RxD-
Note: 10/100Base-Tx interface has HP auto-MDIX function and it can
check the transmission and receiving sequence and make
configuration. So both MDI and MDI-X interfaces are supported
and both cross line and direct line can be selected.
2.4.5 Power
Three power options are available, ~220V AC, -48V DC or dual power supply.
It should be specified at the time of purchase.
3.

Installation
3.1 Mechanical
H0EL-EthMux V8 can be placed at the table top or mounted on a 19” rack. If
it is to be mounted on the rack, the four (4) 10mm-high stands should be removed
with a screw driver.
The mechanical dimensions of H0EL-EthMux V8 are given in Fig.3.1-1.