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User Manual
7
3.2 Device rear panel description
ISCOM2852 can provide a socket for 220V AC power supply or a socket for -48V DC power supply
on its rear panel (see the figure below). Users can choose either of them according to need.
1)
The socket for 220V AC power supply
When ISCOM2852 adopting 220V AC power supply, the position of the power supply socket on the
device’s rear panel is shown in the figure below.
1
2
3
In the figure shown above:
①
The place where the socket and switch for the 220V AC power supply 1 locates.
②
The place where the socket and switch for the 220V AC power supply 2 locates.
③
The place where the grounding terminal locates.
2)
The socket for -48V DC power supply
When ISCOM2852 adopting -48V DC power supply, the position of the power supply socket on the
device’s rear panel is shown in the figure below.
1
2
3
In the figure shown above:
①
The place where the socket and switch for the -48V DC power supply 1 locates.
②
The place where the socket and switch for the -48V DC power supply 2 locates.
③
The place where the grounding terminal locates.
Note: PGND is the chassis ground. The -48 and BGND are the -48V DC power supply.
