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Insert a new AVU drawer and close the screws.
3
completed in less than 10 minutes.
2.2.11
Replacing an NPU
To minimiz
recommended to maintain an
Backup
NPU configuration.
Release the screws at the top and the bottom of the NPU's front panel.
1
Press the handles' red button until the handles are unlocked.
2
Wait until the blue HOT SWAP LED turns on, indicating that the module h
3
been disconnected and can be removed.
Press the handles down (the upper handle)/up (the lower handle) until the
4
module is unlocked. Firmly hold the han
chassis.
Disconnect all IF cables connecting the AU-
5
nece
ssary as the initial configuration of the new NPU is m
inappropri e.
Firmly push the new NPU module into its intended slot (slot 5).
6
Press the handles up (the upper handle)/down (the lower handle)
7
simultaneously until you hear the locking click and the red butto
released. The blue HOT SWAP LED will briefly turn on, indicating that the
module is being powered up.
Secure the module in place by closing the screws at the top and bottom o
8
front panel.
Download the backup file using a DOS based TFTP. Use the command: tftp-i
9
<NPU port IP address> put <file name>. The default IP address of the MGMT
port is 10.0.0.1.
Use the monitor program to configure the IP parameters (IP address, Subnet
10
Mask, Default Gateway Address) of the MGMT port. These parameters are no
affected by the loaded file.
Reset the system.
11
Reconnect the IF cables.
12
BreezeMAX System Manual
e downtime and facilitate fast and easy NPU replacement, it is
updated copy of the NPU configuration. Refer to
on page 106 for details on preparing and uploading a backup file of the
at
Installing the Modular Base Station Equipment
The replacement should be
dles and take the module out of the
IDUs to the AU-ODUs. This is
ost probably
as
ns are
f the
t
59
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