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