Hamilton Motor Company
READ BEFORE USE
- For audio to play via CarPlay/Android Auto, ensure the OEM system is in "Aux" mode and the phone is connected to the new Bluetooth network only.
- Long hold the Menu button on the mouse (12-15RX) or the voice hangup button on the steering wheel (09-11 RX) for 3 seconds to switch between the Hamilton interface and the original interface.
- Disconnect the battery before starting installation. A full installation video is available on the Hamilton YouTube channel.
System Operation
Hold MENU for 3 seconds to swap between OEM and Hamilton OS.
A close-up image shows a rotary knob with buttons labeled 'MENU' and 'AUDIO' on a car's center console. Text below the image reads: 'Hold MENU for 3 seconds to swap between OEM and Hamilton OS'.
Wiring Diagram Details
The wiring diagram illustrates the connections for integrating an aftermarket system into a 2012-2015 Lexus RX. The main unit interfaces with several components:
Main Unit Inputs/Outputs
- OEM GVIF wire (Part Number: 3.001.108)
- 4G Connectivity (Optional)
- GPS Antenna Input
- USB Port (Part Number: 3.001.097) with sub-connections for:
- SIM Card (for Optional 4G)
- USB (for wired CarPlay/Android Auto)
- AV-IN (designated as "Not used")
- Video Input
- Microphone Input (MIC)
- CAN Audio Input
External Connections
- Connection to OEM Monitor: The system connects to the OEM monitor, specifically plugging into the black connector on the back of the OEM screen.
- Power Input: A dedicated power connection is supplied for "09-14 RX/ES Mon Power" (Part Number: 3.001.109).
- Speaker Output
- Reverse Camera Input
