Chassis Maintenance; Replace The Chassis - HPE Nimble Storage HF Series Hardware Manual

b) Remove the connector cover from the PSU.
c) Using the screws provided in the PSU replacement kit, screw in the two wires from your DC power source to the
connections labeled + (RTN) and - (-48V).
Use 6-gauge wire or larger and UL-certified connectors, such as Panduit LCD6-14A-L. For power supply connections,
use wires suitable for at least 90° C (194° F).
d) Return the connector cover to its position and tighten the cover screw. Maximum torque is 4.3 in-lbs (0.49 N-m).
e) Return the power supply to its position.
Power is automatically restored to the PSU when the connection is made and the DC power source is turned on.
6. After no more than two minutes, verify that the LED on the PSU is lit and appears solid green.
1 In LED
If the LED does not stop blinking and go solid green, check the connection to the power source. If that does not work,
contact HPE Support.
7. Repeat steps 2 through 6 for the second PSU.

Chassis Maintenance

If your existing chassis needs to be replaced, you can move your array components (drives, controllers, and power supplies)
with all network cabling to a new chassis ordered from HPE Storage.

Replace the Chassis

Use this procedure to replace the chassis of your HPE storage array or expansion shelf.
HPE recommends using the Maintenance Window functionality within the HPE InfoSight portal to inform HPE Support of
upcoming maintenance windows.
Refer to https://infosight.hpe.com/dashboards/nimble/wellness/maintenance-windows for more information.
You can disable automated support case generation during planned maintenance from the Manage Maintenance Windows
page. After a maintenance window is set, no further communication with HPE Support is required.
Before you begin
Time required:
Parts required:
Tools required:
Information required:
Support contact:
2 Out LED
1 hour
Replacement chassis ordered from HPE
ESD (electrostatic discharge) strap or appropriate grounding device
RMA (Return Materials Authorization) work order
Case number
Array name or serial number
The array serial number can be found on the back of Controller A.
See Support.
Documentation Feedback: doc-feedback-hpe-storage@hpe.com
Maintenance Procedures 105