HP StorageWorks 3000 RAID Array - Manual (Page 87)

Installation and Maintenance 3-25
Compaq Confidential – Need to Know Required
Writer: Bob Young Project: RAID Array 3000 Controller Shelf Hardware User’s Guide Comments:
Part Number: EK-SMCPQ-UG. D01 File Name: d-ch3 Installation and Maintenance.doc Last Saved On: 12/4/00 1:08 PM
The amber shelf status LED is normally off. If an error condition occurs, the
LED turns on and an audible alarm sounds notifying the operator that an error
condition exists. Once the user has been notified and is aware of an error, the
alarm disable toggle switch enables the operator to disable the audible alarm
by using the switch.
SHR-1063
Fault LED
(Amber)
DC Power
LED (Green)
Figure 3-14. Shelf status LEDs
Controller Status LEDs
The LEDs on the front panel of the controller monitor host and disk channel
activity and a controller fault condition. The reset button/LED flashes green
approximately once every second (heartbeat) to indicate that the controller is
operating normally. See Figure 2-3, “Storagesets, Partitions and Disk Drives”
and Table 2-1, “LED/Reset Switch Interface” for a description of their
functions.