HP 3PAR StoreServ 7000 Storage Troubleshooting Guide

2 Understanding LED Indicator Status
Storage system components have LEDs indicating status of the hardware. Use the LED indicators
to help diagnose basic hardware problems. This chapter provides tables and illustrations of
component LEDs.
Enclosure LEDs
Bezel LEDs
The bezel LEDs are located at the front of the system on each side of the drive enclosure. The bezels
have three LED indicators. See Figure 10 (page 11).
Figure 10 Location of Bezel LEDs
Table 3 Description of Bezel LEDs
IndicatesLED
Appearance
LEDCallout
On – System power is available.GreenSystem Power1
On – System is running on battery power.Amber
On – System hardware fault to I/O modules or PCMs within the enclosure.
At the rear of the enclosure, identify if the PCM or I/O module LED is also
Amber.
AmberModule Fault2
On – There is a disk fault on the system.AmberDisk Drive
Status
3
NOTE: Prior to running installation scripts, the numeric display located under the Disk Drive Status
LED may not display the proper numeric order in relation to their physical locations. The correct
sequence will be displayed after the installation script is completed.
Enclosure LEDs 11