Remove a power supply key (CFFv4)
Follow the instructions in this section to remove a power supply key (CFFv4).
About this task
To avoid a shock hazard:
- To connect or disconnect -48V dc power cords when you need to remove/install redundancy power supply unit(s).
To Connect: | To Disconnect: |
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Never remove the cover on a power supply or any part that has this label attached. Hazardous voltage, current, and energy levels are present inside any component that has this label attached. There are no serviceable parts inside these components. If you suspect a problem with one of these parts, contact a service technician.
Read Installation Guidelines and Safety inspection checklist to ensure that you work safely.
Power off the server and peripheral devices and disconnect the power cords and all external cables. See Power off the server.
Prevent exposure to static electricity, which might lead to system halt and loss of data, by keeping static-sensitive components in their static-protective packages until installation, and handling these devices with an electrostatic-discharge wrist strap or other grounding system.
If the server is installed in a rack, slide the server out on its rack slide rails to gain access to the top covers, or remove the server from the rack. See Remove the server from rails.
Procedure
After you finish
Install a replacement unit. See Install a power supply key (CFFv4).
If you are instructed to return the component or optional device, follow all packaging instructions, and use any packaging materials for shipping that are supplied to you.
Demo video