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Disconnect the power cord.
2.
Loosen the captive screws of the power module with a Phillips screwdriver until they are
3.
completely disengaged.
Grasp the handle of the power module with one hand and pull it out a little, support the bottom
4.
with the other hand, and pull the power module slowly along the guide rails out of the slot.
Put away the removed power module in an antistatic bag or the power module package bag for
future use.
Install the filler panel to prevent dust and ensure good ventilation if no power module is installed
5.
in the slot.
Installing a PSR360-56A/PSR720-56A/PSR1110-56A power
module
CAUTION:
To prevent damage to the power module or the connectors on the backplane, insert the power
module gently. If you encounter a hard resistance when inserting the power module, pull out the
power module and insert it again.
For the PSR360-56A, PSR720-56A, and PSR1110-56A power modules, the installation and removal
procedures are the same. The following takes the PSR720-56A power module as an example.
To install a power module:
Wear an ESD wrist strap and make sure it makes good skin contact and is reliably grounded.
1.
Remove the filler panel, if any, from the target power module slot.
2.
The power module slot filler panel varies by switch model. Follow the methods in
or
Figure 34
Method 1: Insert the flathead screwdriver through the handle on the front panel and pull out
the filler panel gently.
Figure 33 Removing the filler panel (1)
Method 2: Put your forefinger into the hole in the front panel and pull out the filler panel
gently.
to remove the filler panel.
24
Figure 33
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