Alpine PKG-2100P - Mounting and Dome Light Connection

27-EN
Mount Side
Dome Light Wire
Dome light wire connects the built-in Dome Light to the cable from
the vehicle’s Dome Light Switch.
Polarity change switch is located on the top surface that
mounts into the headliner.
Vehicle Door polarity depends on the vehicle
type. The polarity can be changed by the “Door
SW polarity” switch. (Default: Negative Switched
System)
Polarity +: When door open, door signal is 12V
Polarity -: When door open, door signal is GND
AV Connector 2
AV Connector 1
Power Connector
FM Switching Box
Connector
Dome Light Polarity
The direction of AV
connector ports
The detail of dome light polarity switch
unit
unit