Replacing A Power Supply - H3C S12500 Installation Manual

Replacing a power supply

WARNING!
Power supplies for the S12500 are hot-swappable. When installing and replacing a power supply with
the switch powered on, pay attention to the operation procedures and electricity safety issues. To avoid
injury, do not touch any wires, terminals, and parts with a high-voltage hazard sign.
Preparing for the replacement
Follow these steps to prepare for the replacement:
Put on an ESD-preventive wrist strap, and make sure that the wrist strap makes good skin contact and is
Step1
well grounded.
Unpack the power supply or PEM to be installed.
Step2
Remove the cables connected to the PEM and turn off the power switch on the power frame before
Step3
replacing the PEM.
Replacing a power supply
CAUTION:
When hot-plugging power supplies, make sure that the insertion interval is no less than 30 seconds.
•
When inserting or removing a power supply, check that the switch is sturdy. To prevent bodily injury,
•
avoid tipping the switch chassis.
Do not touch the rotating fans on a removed power supply.
•
Follow these steps to replace a power supply:
Holding the notches at both sides of the front panel, pivot the front panel upward.
Step1
Gently pull the clip at the bottom left corner of the power supply outward to release the power supply
Step2
panel.
Supporting the bottom of the power supply with your left hand and holding the power supply panel with
Step3
your right hand, gently pull the power supply out of the power frame.
Pull the clip at the bottom left corner of the new power supply outwards to release the front panel.
Step4
Slowly insert the power supply into the power frame slot until it is firmly seated in the slot.
Step5
Close the panel of the power supply and press the clip at the bottom left corner of the power supply.
Step6
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