Dell Networking S3100 Series Getting Started Manual page 24

Figure 17. Stacking Port LEDs
1. Stack port 1: ACT.
2. Stack port 1: LNK.
3. Stack port 2: ACT.
4. Stack port 2: LNK.
Table 7. Stacking Port LEDs
Feature
Link LED (single color LED)
Activity LED (single color LED)
The power supply LED handle (item 1 in the following illustration) displays power supply status.
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Detailed Description
• Off — no link.
• Solid green — link.
• Off — no link.
• Blinking green — activity.
S3100 Series Hardware Overview