Nortel Networks BCM200/400 User Manual
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Chapter 23 Replacing or upgrading a power supply
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3
Insert the power supply modules into the redundant power supply cage at the rear of the main
unit.
a
Push on the power supply module until the face of the module is flush with the casing. You
hear a click when the power supply module is properly seated.
b
Secure each module with the power supply locking nut (located on the right side of the
module). Refer to
Figure 158 Install the power supply modules into the power supply cage
Figure 159 BCM400 main unit redundant power supply (rear view)
4
If you are installing the redundant power supply for the first time, restore the BCM400 system
to operation as described in
“Restarting the system after maintenance” on page 240
.
The BCM400 system starts up when you connect the AC power cord. If the system does not
start, you may need to press the reset button on the base function tray panel to start the system.
Power supply modules slide into the
power supply cage.
Push the power supply
module into the power
supply cage.
1
Fasten the power supply
module locking nut.
2
Power supply mounted in
the BCM400 redundant
feature option main unit