ELECTRICAL CONNECTIONS
WIRING FOR MAR-B3089
Caution
• DO NOT connect any speaker wires to the metal body or chassis of the vehicle.
• Connect each speaker wire directly to each speaker terminal.
• All speaker common (–) wires must remain floating.
1
Antenna socket
• Insert the plug from the antenna installed in your vehicle into this socket.
(If your vehicle has a dual antenna system, a dual antenna to single antenna
cable adaptor may be required.)
2
+12V Constant Power Supply (Yellow)
• Connect this wire to the +12V power terminal which receives power continuously.
3
+12V Accessory/Switched (Red)
• Connect this wire to the terminal which receives power while the ignition switch
is ON or in the ACCESSORY position.
• If the ignition switch does not have an ACC position, connect this wire to a
+12V power terminal which receives power continuously. (Same as item 2.)
4
Ground wire (Black)
• Connect this wire to the vehicle chassis.
5
Power Antenna/Amplifier Turn On (Blue/Red)
• Connect this wire to the control terminal of a Power Antenna or an external
amplifier.
• When not using a Power Antenna or an external amplifier, this wire is not
connected.
4
(White)
(White/Black)
(Gray)
(Gray/Black)
(Green)
(Green/Black)
(Violet)
(Violet/Black)
Front Left
Speaker
Front Right
Speaker
Rear Left
Speaker
Rear Right
Speaker
+12V Constant Power Supply (yellow)
+12V Accessory/Switched (Red)
Ground Wire (Black)
Power Antenna/Amplifier Turn On (Blue/Red)
