NetApp ASA C Series Install page 92

5. Install the replacement PSU in the controller module:
a. Using both hands, support and align the edges of the PSU with the opening in the controller
module.
b. Gently push the PSU into the controller module until the locking tab clicks into place.
The power supplies will only properly engage with the internal connector and lock in place
one way.
6. Reconnect the D-SUB DC power cable:
a. Plug the power cable connector into the PSU.
b. Secure the power cable to the PSU with the thumbscrews.
Once power is restored to the PSU, the status LED should be green.
7. Return the failed part to NetApp, as described in the RMA instructions shipped with the kit. See
the Part Return & Replacements
= Replace the real-time clock battery - ASA C250
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You replace the real-time clock (RTC) battery in the controller module so that your
system's services and applications that depend on accurate time synchronization
continue to function.
• You can use this procedure with all versions of ONTAP supported by your system
• All other components in the system must be functioning properly; if not, you must contact technical
support.
== Step 1: Shut down the impaired controller
To shut down the impaired controller, you must determine the status of the controller and, if necessary,
take over the controller so that the healthy controller continues to serve data from the impaired controller
storage.
About this task
90
Thumb screws
D-SUB DC power cable connector
Power supply handle
Blue PSU locking tab
To avoid damaging the internal connector, do not use excessive force when
sliding the PSU into the system.
page for further information.