HP 3000 Enterprise Virtual Array - Manual (Page 90)

CXO7959A
Figure 41 Location of LED status displays—enclosure rear
Table 21 LED status displays
EMU LEDs and icons The enclosure power (both the +5 VDC and +12 VDC) is present
and correct. There are NO enclosure faults
I/O module A and I/O module B LEDsFor information about I/O Module LED status displays, see
I/O
Module Status Displays .
Power supply and blower LEDs Both the power supply and the blower are operational.
Status monitoring and display
The major status monitoring capabilities of these enclosures include:
• Displaying the enclosure status on the enclosure icons
• Displaying the blower , power supply, EMU, drive, and I/O module status on the element LEDs
• Detecting the installation of blowers , power supplies, drives, or I/O modules
• Detecting the removal of blowers , power supplies, drives, or I/O module
• Sensing enclosure internal temperatures
• Sensing power supply voltage, current, and total power
• Sensing ambient temperature
NOTE:
The ambient temperature is the temperature at the enclosure air intake, or the room temperature.
Enclosure status icons
The enclosure status LEDs are located on the enclosure backplane . These LEDs illuminate the status icons
(see Table 22 ) in the front, lower right corner of the enclosures (see Figure 40 )
90 Storage system hardware components