Install Guide

Figure 5. System LEDs (Utility Panel) (AC Power Supplies installed)
1. Locator beacon LED 2. Alarm LED
3. System status LED 4. Master LED
5. Seven–segment display to identify Stack ID 6. PSU status LED
7. Fan status LED
NOTE: For AC PSUs, an illuminated translucent handle indicates the power status.
NOTE: For DC PSUs, the power status LED is on the upper-left corner.
Figure 6. System LEDs (I/O Panel)
1.
Locator beacon LED 2. Alarm LED
3. System status LED
Table 1. System LED Displays (Utility and I/O Panel)
Label LED Color/Display Description
Locator beacon LED
• O
• Blue
• No activity
• System beacon/locator
Alarm LED
• O
• Amber solid
• Red solid
• No alarm
• Minor alarm
• Critical alarm
System status LED
• O
• Green solid
• Green blinking
• Amber solid
• No power
• Normal operation
• System is booting
• System in card problem state
Master LED
• Green solid
• Green blinking
• Switch in Stacking Master mode OR
Switch in Standalone mode
• Switch in Stacking Standby mode
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