The AP3912i has six LED indicators. The LEDs provide status information on the current state of the AP3912i. For more information about LEDs, see the ExtremeWireless User Guide.

| LED | Indicator | Status | Description | 
|---|---|---|---|
| 1 (Status) | ![]()  | 
       Green | Indicates AP is working normally | 
| Amber | System failure | ||
| 2 (Ethernet link state) LAN 1 | ![]()  | 
       Amber | Indicates a valid 1Gbps Ethernet link | 
| Green | Indicates a valid 10Mbps or 100Mbps Ethernet link | ||
| 3 (Radio 1) | ![]()  | 
       Green | Indicates Radio 1 is enabled | 
| 4 (Radio 2) | ![]()  | 
       Green | Indicates Radio 2 is enabled | 
| 5 (PSE Client Port) | ![]()  | 
       Green | Uplink AP port detects AF source | 
| 6 (BLE) | ![]()  | 
       Green | Indicates IoT (BLE or 802.15.4) is enabled |