Wiring Harness Wire and Connector Identification
Wire or RCA Connector
Function
Bare Wire Color
or RCA Label
Name
Notes
Ground (-)
Black
Connects to the power source (
).
Power (+)
Yellow
Connects to the power source (
).
Ignition
Red
Connects to the power source (
).
Amplifier on
Blue
Connects to optional external amplifiers, enabling them to
turn on when the stereo turns on.
A connected amplifier must use the same ground (-) as the
stereo for this signal wire to function correctly.
Telemute
Brown
Activates when connected to ground.
For example, when you connect this wire to a compatible,
hands-free mobile kit, the audio mutes or the input
switches to AUX when a call is received and the kit
connects this wire to ground. You can enable this function
ality from the settings menu.
Dim
Orange
Speaker zone 1 left (+)
White
Speaker zone 1 left (-)
White/black
Speaker zone 1 right (+)
Gray
Speaker zone 1 right (-)
Gray/black
Speaker zone 2 left (+)
Green
Speaker zone 2 left (-)
Green/black
Speaker zone 2 right (+)
Purple
Speaker zone 2 right (-)
Purple/black
Zone 1 line out (left)
Zone 1 line out (right)
ZONE 1
Provides output to an external amplifier, and is associated
with the volume control for zone 1.
Apollo MS-RA670 Installation Instructions
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