Cabletron Systems 2E43-51R Benutzerhandbuch

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Management Terminal  Setup
2E43-51/2E43-51R User’s Guide
5-7
5.3.4
Monitoring an Uninterruptible Power Supply 
If the 2E43-51 is connected to an Uninterruptible Power Supply (UPS) 
device for protection against the loss of power, a connection from the 
2E43-51 COM port to the UPS can be made to monitor the power status 
of the UPS. To use the COM port for this purpose, it must be reconfigured 
to support the UPS connection using the procedure described in 
. Refer to the UPS documentation for details on how to 
access the status information.
The Console Cable Kit provided with the 2E43-51 is used to attach the 
UPS to the 2E43-51 COM port as shown in 
To connect the UPS device to the COM port of the 2E43-51, proceed as 
follows:
1.
Connect the RJ45 connector at one end of the cable to the COM port 
on the 2E43-51.
2.
Plug the RJ45 connector at the other end of the cable into the 
RJ45-to-DB9 male (UPS) adapter.
3.
Connect the RJ45-to-DB9 male (UPS) adapter to the female DB9 port 
on the rear of the UPS device (see the particular UPS device’s user 
instructions for more specific information about the monitoring 
connection).
Figure 5-2
Uninterruptible Power Supply (UPS) Connection
RJ45 COM Port
RJ45-to-DB9
UPS Adapter
2251-51
DB9 Port
UPS Device
6
5
LINK 1
LINK 1
LINK 1
LINK 1
12
12
12
12
ENET 1
ENET 3
ENET 4
ENET 2
E3
E1
E4
E2
2E43-51
COM
PWR
CPU
RESET
UTP Cable
with RJ45 Connectors