Cradle for navigation module, component description - GF82.85-P-3137FL

MODEL 212 with CODE (508) Navigation box preinstallation with CODE (509) Navigation box 

Shown on model 212.0 

Fig 1: Cradle For Navigation Module - Shown On Model 212.0

Courtesy of MERCEDES-BENZ USA

Location 

The cradle for the navigation module is in the glove compartment.

Task 

• Connection of the navigation module (A2/30) (with code (509) Navigation box) to the vehicle 
• Receive signals 
• Transmitting signals 

Connection of the navigation module (with code (509) Navigation box) to the vehicle 

The navigation module can be connected via the cradle for the navigation module. The navigation module must be inserted by the customer into the cradle for navigation module.

Receive signals 

• Receiving the power supply, circuit 30g and circuit 31
• Receiving the control signals via telematics CAN (CAN A) from the radio (A2)
• Receiving Global Positioning System (GPS) signals via the multifunction antenna (A28/11)
• Receiving audio signals from the radio via a direct line
• Receiving FM signals for the Traffic Message Channel (TMC) from the FM 2 and DAB antenna amplifier (A2/19) via the FM/TMC antenna splitter (A2/98)

Transmit signals 

The cradle for the navigation module sends signals from the navigation module to the radio:

• Transmitting audio signals to the radio via direct line
• Transmitting video signals to the radio via low voltage differential signal (LVDS) line
• Transmitting control signals to the radio via telematics CAN

Fig 2: Navigation Module

Courtesy of MERCEDES-BENZ USA

The navigation module can be ejected from the navigation module cradle by pressing the release pin.

The release pin can be removed. The release pin can be ordered as a replacement part via Mercedes-Benz Accessories.

Wiring diagram of navigation system

A2/30-1

PE82.85-P-2005-97DAB