3. Firmly press the latch toward the handle and then pull the PSU out.
4. Insert the new PSU.
5. Connect the power cord to the PSU and the electrical outlet.
6. Power on the storage controller.
7. Enable alerts for PSU failures.
a. Log on to QuTS hero as administrator.
b. Go to Control Panel > System > Hardware > General .
c. Select Enable Redundant Power Supply Mode.
d. Click Apply.
TDS-h2489FU User Guide
Installation and Configuration
31