1. Fan locate UID
2. Fan status LED
3. Pullout tab with serial number label
4. I/O module status LED
5. I/O module locate UID
6. Data ports
7. Data port status LEDs
8. Seven-segment display
9. System locate UID button
10. System status LED
11. Power supply status LED
Power supply LEDs
Table 10: Power supply module status LED
Indicator
Display
Description
Status LED
Green on
Normal operation
Amber on
Fault
Amber flashing
Predictive fault or nonoptimal
performance
Fan LEDs
Table 11: Fan module status LEDs
Indicator
Display
Description
Status LED
Green on
Normal operation
Amber on
Fault
Amber flashing
Predictive fault or nonoptimal
performance
Locate UID
Off
Normal operation
Blue on
Location requested. Safe to
remove.
Blue flashing
Location requested. Do not
remove.
I/O module LEDs
The following LEDs and indicators are used to verify disk enclosure I/O module operation.
Identifying problems
31