Replacing A Power Supply; Vessraid 1740S; Vessraid 1840S - Promise Technology VessRAID 1740s Product Manual

VessRAID 1740s, 1840s Product Manual

Replacing a Power Supply

VessRAID 1740s

The power supply on the VessRAID 1740s is not replaceable onsite. If you need
to replace the power supply, contact Technical Support and make arrangements
to return the subsystem to Promise for service. See page 291.

VessRAID 1840s

The redundant power supplies on the VessRAID 1840s are designed as field-
replaceable units. You can replace a power supply without removing the
VessRAID from the rack.
Removing the old power supply
To remove the power supply:
1. Verify that the power supply LED is amber or red.
2. Switch off the power to the power supply you plan to replace.
3. Unplug the power cord.
4. Loosen and remove the retaining screw on the left side of the power supply.
5. Pull the power supply out of the VessRAID enclosure.
Installing the new power supply
To install the power supply:
1. Carefully slide the power supply into the enclosure.
2. Install and tighten the retaining screw on the left side of the power supply.
3. Plug in the power cord.
4. Switch on the power supply.
5. Verify that the new power supply LED is green.
This completes the power supply replacement procedure.
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