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.
Before removing a hot-swap power supply unit:
1. Read the safety information and installation guidelines (see “Safety” on page iii and “Installation
Guidelines” on page 51).
2. If the server is in a rack, adjust the cable management arm (CMA) to gain access to the power supply
bay.
Figure 93. CMA adjustment
If you have installed the 2U CMA Upgrade Kit for Toolless Slide Rail or Toolless Slide Rail Kit with 2U
CMA, do the following:
a. Press down the stop bracket and rotate it to the open position.
b. Rotate the CMA out of the way to gain access to the power supply bay.
3. Watch the procedure. A video of this procedure is available from the following links:
• https://www.youtube.com/playlist?list=PLYV5R7hVcs-B2y7oAb54mfyuLrIusa_qE
• http://list.youku.com/albumlist/show/id_50483449
To remove a hot-swap power supply unit, complete the following steps:
Step 1. Press and hold on the orange release tab.
Chapter 3. Hardware replacement procedures 95
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