Dell Force10 S55 Manual page 10

Figure 2-3. Stack ID hexidecimal Display
• The system LEDs are
• Master (Stack Master status)
• PSU1 (Power supply 1)
• FAN1(Fan module 1)
• ALM (System alarms)
• SYS (System status)
• PSU0 (Power supply 0)
• FAN0 (Fan module 0)
Figure 2-4. System LEDs
Alarm LEDs
Stack ID Grounding
USB-A Port
10/100/1000
Management Port
10 | The S55 System
(Figure 2-4):