ENL42ms QSG | Part No: xxx-xxxx-xxx | Rev 1.0 20230707© 2023 HARMAN International Industries | Features, Specifications, and Appearance subject to change without notice.Pg 1 of 4L42ms Integrated Music SystemQuick Start GuideThank you for choosing JBLFor more than 75 years, JBL has been providing audio equipment for concert halls, recording studios, and movie theaters around theworld and has become the trusted choice of leading recording artists and sound engineers. The L42ms Integrated Music System wasdesigned to fit today’s entertainment lifestyle by showcasing the iconic sound of a pair of JBL loudspeakers in a single cabinet system.This Quick Start Guide will get you up and running quickly, for additional information on the operation of this product please visit theJBL L42ms product page for access to the owners manual at jbl.comShould further assistance be required feel free to contact our Customer Support at the numbers below:Inside the US and Canada: +1 888.691.4171 Outside the US and Canada: +44 1707 668 0121. Verify Box Contents1x L42ms Integrated Music System1x Speaker Grille1x RF Remote1x Safety BookletAC Power Cord(s) – Qty and Type Vary by RegionIf you suspect that there has been shipping damage or missing any of the reference above contents, report it immediately to yourdealer or contact our Customer Support at the telephone number referenced in the opening introduction.2. Determine Speaker LocationSet the bass contour switch based on the speakers proximity to side boundaries such as walls and inside a bookcase or cabinet.When close to a boundary the switch should be in the -3dB position in order to maintain level bass response.Away from side boundaries such as walls.BASSCONTOUR-3 dB 0 dBClose to side boundaries such as walls or when the speaker is inside of acabinet or bookcase. -3 dB 0 dBBASSCONTOUR3. Connect Physical SourcesSub Out: Single RCA toPowered Sub (Optional)Aux In: 3.5 mm(1/8-inch) StereoLine In: Stereo RCAHDMI-ARC: ARC from TVEthernet: Connect to port onwireless router for streaming