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RSM-622X User’s Manual V1.11
2.2
Page 9
Serial NM and User Channel（RS232）
622X provide RJ-45 interface, used for serial network management and user channel.
Table 2-2-1 Cable order of Serial network management and user channel
Pin
PIN1
PIN2
PIN3
PIN4
PIN5
PIN6
PIN7
PIN8
Definitio
n
RSNM-OUT
Remark
Serial NM
Voltage）
Channel
output
(RS232
input
(RS232
RSNM-IN
Serial NM
Voltage）
GND
Data-IN
Data-OUT
Null
Null
Null
Signal GND
Serial data input（RS232 Voltage）
Serial data output（RS232 Voltage）
Channel
2.3 Ethernet NM Interface
Besides the RS232 Serial NM Interface，RSM-622X also provides an Ethernet NM
interface called NMU, Either standard cross network cable or through one can be used in
the connection between the interface and the NMS The cable order will not be described
here
The customer can change the mac and ip address of the equipment to fulfill the
application, refer to the “EasySDH user manual” for more information.
3. Rear Panel
3.1 Rear Panel Introduction
The following is a schematic diagram for rear panel of RSM-622X equipment, with power
interface, address switch, and STM-4 optical interface, etc.
~220V
PGND GND -48V
ADDRSS
MSB
LSB
POWER
E
OUT IN
F
OUT IN
1
0 1 2 3 4 5 6 7 8
×10
Fig 3-1-1
×1
Rear Panel of 622X
3.2 Power Supply Interface
The device provide two power supply interface, AC220V and DC-48V, the default is
DC-48V. The AC 220V power interface should be declare in the order.
Note: AC220V and DC-48V cannot be used at the same time!