HP D3000 Disk Enclosures - Manual (Page 13)

Unit identification (UID) button
The unit identification (UID) button helps locate an enclosure and its components. When the UID
button is activated, the UID indicators on the front and rear of the enclosure are illuminated. There
is a UID button in the front panel, and another in the rear panel of the enclosure.
NOTE: A remote session from the management utility can also illuminate the UID.
•
To turn on the UID light, press the UID button. The UID light on the front and the rear of the
enclosure will illuminate solid blue.
•
To turn off an illuminated UID light, press the UID button. The UID light on the front and the
rear of the enclosure will turn off.
Power supply module
Two power supplies provide the necessary operating voltages to all controller enclosure components.
If one power supply fails, the remaining power supply is capable of operating the enclosure.
(Replace any failed component as soon as possible.)
Power supply module LED
One LED provides module status information.
Description LED status LED color
No power Off Off
Normal, no fault conditions Solid Green
Power supply module 13