Audio/COMAND control panel, component description - GF54.21-P-4501CE
MODEL 204.0/2 as of model year 2009
/YoM 08
MODEL 204.3/9
Shown on model 204.0
Location
The Audio/COMAND control panel is located on the center console between the front seats.
Task
The Audio/COMAND control panel performs the following:
- Operating unit for the entertainment and communication systems integrated into the vehicle
- Read in input signals
- Actuation of system components
Operating unit for the entertainment and communication systems integrated into the vehicle
The audio equipment provides the user with a structured and standard interface for the following system components, which can be operated using the Audio/COMAND control panel:
- Navigation, with code (525) MB Audio 50 APS radio, with code (511) Audio 50 APS with DVD changer, with code (527) COMAND APS with single DVD drive (with navigation) or with code (512) COMAND APS with DVD changer
- Audio:
- Radio
- Disc (e.g. CD, DVD, MP3)
- Memory card (model 204.0/2 as of 1.3. 2011, model 204.3: Secure Digital (SD) card; model 204.0/2 up to 28.2.2011, model 204.9: Personal Computer Memory Card International Association (PCMCIA) map), with code (527) COMAND APS with single DVD drive (with navigation), with code (512) COMAND APS incl. DVD changer or with code (528) COMAND incl. DVD changer
- MUSIC REGISTER, with code (527) COMAND APS with single DVD drive (with navigation) or with code (512) COMAND APS incl. DVD changer
- Media interface, with code (518) Media interface
- Rear, model 204.9 with code (864) Rear entertainment system and code (527) COMAND APS with single DVD drive (with navigation) or code (512) COMAND APS incl. DVD changer
- Electrical connector AUX connector (X39/45), except code (518) Media interface
- Electrical USB connector (X115), model 204.0/2 as of 1.3.2011, model 204.3
- Internet, with code (512) COMAND APS incl. DVD changer or code (527) COMAND APS with single DVD drive (with navigation on model 204.0/2 as of 1.3.2011, model 204.3
- Cellular telephone
- Video, with code (527) COMAND APS with single DVD drive (with navigation), with code (512) COMAND APS incl. DVD changer or with code (528) COMAND incl. DVD changer:
- Video DVD
- Media Interface, with code (518) Media interface and except code (355) Telephone and GPS antenna for navigation equipment or except code (218) Reversing camera
- TV, with code (498) Japan version
- System settings
Read in input signals
The input factors are read in via the following connections:
- Direct line
- Controller Area Network (data bus/CAN bus) (CAN)
Direct line
The Audio/COMAND control panel contains the following direct connections:
- Circuit 30g
- Circuit 31
Controller Area Network (data bus/CAN bus) (CAN)
The Audio/COMAND control panel is a subscriber of the telematics CAN (CAN A).
Actuation of system components
The Audio/COMAND control panel can be used to actuate the audio equipment functions.
Function
Schematic view of operating functions
The buttons are designed as push/push buttons.
In detail the following operations are possible with the audio/COMAND control panel (A40/9s11) on the audio/COMAND controller:
- Press: Vertically downwards
- Turn: To left or right
- Tilting: in four quadrants (Y and X-direction), as well as diagonal direction
On vehicles with code (527) COMAND APS with single DVD drive (with navigation) or with code (512) COMAND APS incl. DVD changer, the following sliding movements of the audio/COMAND controller can be used for the map view during navigation:
- Slide to left front (in 10 to 11 o'clock direction)
- Slide to the left front (in 1 to 2 o'clock direction)
- Slide to left rear (in 7 to 8 o'clock direction)
- Slide to right rear (in 4 to 5 o'clock direction)
On vehicles with code (523) Radio MB Audio 20, with code (510) Audio 20 including CD changer, with code (525) Radio MB Audio 50 APS, with code (511) Audio 50 APS incl. DVD changer or with code (528) COMAND incl. DVD changer, these sliding movements of the audio/COMAND controller are not processed.
| Technical data Designation |
Unit | Values | Tolerance range | Remarks |
|---|---|---|---|---|
| Audio/COMAND control panel | ||||
| Power supply | VV | 12 to 15 | Battery voltage UB | |
| Voltage limits | VV | 9 | Minimum UBmin | |
| VV | 16 | Maximum UBmax | ||
| Power consumption | A | n/A. | Standby (IB ) | |
| mA | 70 | Action (IAction ) | ||
| mA | < 0, 1 | Quiescent current I0 | ||
| Reverse polarity protection | Yes | |||
| Additional specific parameters | None | |||
| Special features | None | |||
| Flash capability/coding capability | YES/n. A. |
| Wiring diagram, front central operating unit | PE82.00-P-2060-97FAA |