Connections and Controls
1. Channel Parameter Control: Adjust the level of volume, treble, bass, or reverb for your desired channel. Press the control to switch between
parameters; rotate the control to adjust the level of your selected parameter.
2. Signal/Clip Indicator: The LED will illuminate green when a signal is present and will illuminate red when the signal is clipping or the system is entering
limiting. Reduce the channel or signal volume to prevent signal clipping or limiting.
3. Channel Mute: Mute the output of an individual channel. Press the button to mute the channel. While muted, the button will illuminate white.
4. Channel ToneMatch Button: Select the ToneMatch preset for an individual channel. Use MIC for microphones and use INST for acoustic guitar. The
corresponding LED will illuminate white while selected.
5. Channel Input: Analog input for connecting microphone (XLR), instrument (TS unbalanced), or line-level (TRS balanced) cables.
6. Phantom Power: Press the button to apply 48volt power to channels 1 and 2. The LED will illuminate white while phantom power is applied.
7. USB Port: USB-C connector for Bose service use.
Note: This port is not compatible with Thunderbolt 3 cables.
8. XLR Line Output: Use an XLR cable to connect the line-level output to a Sub1/Sub2 or another bass module.
9. ToneMatch port: Connect your L1 Pro to a T4S or T8S ToneMatch mixer via a ToneMatch cable.
CAUTION: Do not connect to a computer or phone network.
10. Power Input: IEC power cord connection.
11. Standby Button: Press the button to power on the L1 Pro. The LED will illuminate white while the system is on.
12. System EQ: Press the button to scroll through and select a master EQ suitable for the use case. The corresponding LED will illuminate white while
selected.
13. TRS Line Input: Use a 6.4-millimeter (1/4-inch) TRS cable to connect line-level audio sources.
14. Aux Line Input: Use a 3.5-millimeter (1/8-inch) TRS cable to connect line-level audio sources.
15. Bluetooth® Pair Button: Set up pairing with Bluetooth-capable devices. The LED will flash blue while the L1 Pro is discoverable and illuminate solid
white when a device is paired for streaming.
Product Dimensions