If you have installed the 2U CMA Upgrade Kit for Toolless Slide Rail or Toolless Slide Rail Kit with
2U CMA, do the following:
Figure 137. CMA adjustment
a. Press down the stop bracket 1 and rotate it to the open position.
b. Rotate the CMA out of the way to gain access to the power supply.
Step 2. Disconnect the power cord from the hot-swap power supply.
Note: If you are replacing two power supplies, do the power supply replacement one by one to
ensure that the power supply to the server is not interrupted. Do not disconnect the power cord
from the secondly replaced power supply until the power output LED for the firstly replaced power
supply is lit. For the location of the power output LED, refer to “Rear view LEDs” on page 21.
Step 3. Press the release tab toward the handle and carefully pull the handle at the same time to slide the
hot-swap power supply out of the chassis.
Note:
Slightly pull the power supply upwards when sliding the power supply out of the chassis, if you
have installed one of the following CMA kits:
• 2U CMA Upgrade Kit for Toolless Slide Rail
• Toolless Slide Rail Kit with 2U CMA
Chapter 3. Hardware replacement procedures 175
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