H3C S5560S-EI Series Installation Manual page 27

4. Grasp the handle of the power supply with one hand and pull it out a little, support the bottom
with the other hand, and pull the power supply slowly along the guide rails out of the slot.
Put away the removed power supply in an antistatic bag or the power supply package bag for
future use.
5. Install the filler panel to prevent dust and ensure good ventilation if no power supply is installed
in the slot.
Installing a
PSR180-56A/PSR360-56A/PSR560-56D/PSR720-56A/PSR
1110-56A power supply
CAUTION:
To prevent damage to the power supply or the connectors on the backplane, insert the power supply
gently. If you encounter a hard resistance when inserting the power supply, pull out the power supply
and insert it again.
The installation procedure is the same for the PSR180-56A, PSR360-56A, PSR560-56D,
PSR720-56A, and PSR1110-56A power supplies. The following procedure uses the PSR720-56A
power supply as an example.
To install a PSR720-56A power supply:
1. Wear an ESD wrist strap and make sure it makes good skin contact and is reliably grounded.
2. Put your forefinger into the hole in the filler panel, if any, in the target power supply slot, and pull
out it gently.
Figure 2-23 Removing the filler panel
3. Unpack the power supply and verify that the power supply model is correct.
Keep the packaging box and packaging bag of the power supply for future use.
4. Orient the power supply so that the lettering on the power supply is upright.
5. Grasp the handle of the power supply with one hand and support its bottom with the other. Slide
the power supply slowly along the guide rails into the slot until the latch of the power supply
clicks into place.
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