3. In the PSs tab in the Maintenance Utility window, confirm that the
status of the power supply unit changed to Normal.
If necessary, click Refresh at the top-right of the window to update the
status in the window.
4. Log out and close the Maintenance Utility window.
Replacing a power supply for a host port expansion chassis
Caution: Be sure to replace the faulty power supply. If you replace the
operational power supply, the system will go down.
Caution: A short-circuit can cause a fire. Never insert metal or other objects
into the cable connector; otherwise, a short-circuit can occur.
Note: Power supply unit #1 and power supply unit #2 are installed in
opposite directions.
Before you begin
• Wear a wrist strap connected to the storage system to prevent part
failures caused by static electricity. Do not remove the wrist strap until you
finish the procedure.
• Confirm that the storage system power is turned on.
• Confirm that the red ALM LED for the power supply unit to be replaced is
on.
Note: If the red ALM/RDY LED is on at both power supplies, do not perform
this procedure. Go to the Customer Contact Us page at https://
support.hds.com/en_us/contact-us.html.
Procedure
1. Disconnect the power cable from the power supply to be replaced.
Remove the cable holder to disconnect the power cable from the power
supply.
2. Hold up the latch on the cable holder of the power supply to release the
lock, and then slide the cable holder forward.
3. Pull the lever open (1 ) while pressing the latch on the power supply
inward with right thumb (2). When the lever is opened completely, the
power supply moves forward.
4. Hold the body of the power supply with both hands (3), and then remove
it.
154 Replacing a power supply
Service Guide for VSP Gx00 and VSP Fx00 Models
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