GMR-1.
Congratulations for choosing the GMR-1.5 Bluetooth® Source Unit by MB Quart. For more detailed information about the product, please visit MBQuart.com CAUTION Always consider consulting a professional audio installation technician before installing any mobile audio components. Be careful and take your time. Do not let wires make contact with metal edges, sources of moisture or hot engine components.
Wiring and Connections USB Connector Green - SUB Output (Mono) Red - RCA Input (R) White - RCA Input (L) (AUX) Red - Accesory Yellow - +12 Volts White - Front Left (+) White/Black - Front Left (-) Gray - Front Right (+) Gray/Black - Front Right (-) Green - Rear Left (+) Green/Black - Rear Left (-) Purple - Rear Right (+) Purple/Black - Rear Right (-) Black - Ground (-) Blue - Remote Output
Front Panel Controls 3 2 4 1 5 10 6 9 8 7 1 USB source button 6 Previous track button 2 BT source button 7 SUB volume+ button 3 VOL button 8 SUB volume- button 4 PAUSE button 9 AUX source button 5 Next track button 10 On/Off and Mute
Operation Turn on/off the unit Press VOL knob to turn on the unit. When the unit is on, buttons will illuminate blue. Press and hold this button to turn off the unit. Volume up/down Rotate the VOL knob to up/down the volume. SUB+/SUBPress SUB+/SUB- button to turn up/down the subwoofer volume. Mute on/off Press VOL knob or “>II” button to mute on/off the sound. AUX in operation Press AUX button to switch to AUX source when an audio signal is inserted. USB operation Press USB button to switch to USB source.
Diagnostics & Trouble Shooting Before going through the checklist, check wiring connection. If any of the problems persist after checklist has been made, consult your nearest service dealer. Symptoms Cause Solution No power. The car ignition switch is not on. If the power supply is connected to the car accessory circuits, but the engine is not moving, switch the ignition key to “ACC”. No sound. Volume is in minimum or Wiring is not properly connected.
Notes
FCC Notice This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a mobile installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
