S1 Pro System LEDs
S1 LED status
Power LED
There are two power LEDs: one on the front of the system and one on the back of the system next to the power switch.
| Off | System is off |
| Blue | System is on |
| Red | System fault |
Bluetooth LED
The Bluetooth LED is located on the Bluetooth button under Input 3 on the connection / control panel.
| Off | Bluetooth is off |
| White (flashing) | Pairing mode / connecting |
| White (solid) | Connected to Bluetooth device |
Signal LED
There are 3 signal LEDs: one above the volume knob for Inputs 1, 2 and 3.
| Off | No or low level signal present |
| Green | Signal present |
| Red | Signal clipping |
Battery LED indicator
If using the optional battery accessory, the LED next to the system power switch shows the battery's charge state by flashing when powered on. To check the charge at any time, double-press the
Bluetooth button in the Input 3 section.
| Blue - 4 flashes | 75 - 100% charge |
| Blue - 3 flashes | 50 - 74% charge |
| Blue - 2 flashes | 25 - 49% charge |
| Blue - 1 flash | 10 - 24% charge |
| Red - 1 flash | Less than 10% charge |