Lenovo 7D2F, Руководство по обслуживанию

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2. Touch the static-protective package that contains the component to any unpainted metal surface on the
server; then, remove it from the package and place it on a static-protective surface.
3. If the server is in a rack, adjust the cable management arm (CMA) to gain access to the power supply
bay.
Figure 97. 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.
4.
Watch the procedure
A video of this procedure is available at YouTube:
https://www.youtube.com/playlist?list=
PLYV5R7hVcs-B2y7oAb54mfyuLrIusa_qE
.
5. If the power supply unit to be installed comes with different wattage than the one that is already
installed, turn off the server and peripheral devices, and disconnect the power cords and all external
cables; then, remove the installed power supply unit (see
“Remove a hot-swap power supply unit” on
page 94 ).
Important:
Do not mix power supplies with different wattages in the same server.
To install a power supply unit, complete the following steps:
Step 1. If you are installing the power supply into an empty bay, remove the power-supply filler panel from
the power-supply bay.
Step 2. Grasp the handle on the rear of the power supply, and slide it into the power-supply bay until it
clicks into place.
Chapter 3
.
Hardware replacement procedures
99