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Home >> Mercedes Benz >> 2018 >> SLC43 AMG >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System, Equipment & Instruments - 172 Chassis - 1 Of 4 >> Basic Knowledge >> Head Unit/Instrument Cluster Displays, Basic Function - GF54.30-P-2005A

Head Unit/Instrument Cluster Displays, Basic Function - GF54.30-P-2005A

Model all (CAR) 

General 

The head unit/instrument cluster displays show the contents of the multimedia system and instrument cluster - model dependent - in separate displays:

Depending on the model and equipment installed, the display for the instrument cluster may be designed as a 3D-display. The driver's eye position is determined here by the driver camera. With this information, the instrument cluster control unit calculates a left and right view, which is then superimposed on the display so that a 3D impression is generated. If the driver is not detected, e.g. due to concealment, the 3D display position switches smoothly to a 2D display. The 3D function can be deactivated in the head unit menu.

Depending on the model involved, two driver cameras can be located at the upper edge of the instrument cluster on the right or left of the center. The two driver cameras search for and monitor the driver's eyes. The face is inspected for characteristic features such as eyes, nose and mouth. For example, the behavior of the eyelids and any iris changes are monitored. This information can be used to link various functions that further enhance safety and comfort, and require extremely accurate locating of the head and eye positions. The driver camera information is used primarily for the 3D combination display and the augmented reality head-up display. Depending on the model involved, LED indicator lamps may also be located on the upper and side edges of the instrument cluster. The central display detects swipe movements with one or more fingers and tapping motions on the display (touchscreen). The inputs detected are transmitted as control signals to the head unit. To avoid obtrusive reflections, the inclination of the central display may be changed depending on the model. The display inclination is adjusted via the multimedia system's control elements, e.g. using a button in the upper control panel.

The front passenger display is also designed as a touchscreen. The control signals are transmitted to the head unit.

Location 

The head unit/instrument cluster displays are located in the instrument panel.

Function requirement 

VARIANTS

Model series Instrument cluster display/driver display Multimedia system display/central display
Model 118, 177, 243, 247 (series) 7" display (960 x 540 pixel) 7 display (960 x 540 pixel)
Model 118, 177, 243, 247 (optional) 10.25' display (1920 x 720 pixel) 10.25 display (1920 x 720 pixel)
Model 167 12.3" display (1920 x 720 pixel) 12.3 display (1920 x 720 pixel)
Model 206 (series) 10.25' display (1440x540pixel) 9.5V display (1624x1000pixel)
Model 206 (optional) 12.3" display (2400x900pixel) 11.9" display (1624x1728pixel)
Model 213, 238, 257, 290 (series) 10.25' display (1920 x 720 pixel) 10.25 display (1920 x 720 pixel)
Model 213, 238, 257, 290 (optional) 12.3" display (1920 x 720 pixel) 12.3 display (1920 x 720 pixel)
Model 223 (series) 12.3" display (2400 x 900 pixel) 11.9" display (1624 x 1728 pixel)
Model 223 (optional) 12.3" display (2400 x 900 pixel) with driver camera 12.8 display (1888 x 1728 pixel)
Model 293 10.25' display (1920 x 720 pixel) 10.25 display (1920 x 720 pixel)
FURTHER VARIANTS

Model series Instrument cluster display/driver display Multimedia system display/central display Front passenger display
Model 297 (standard) 10.25" display (1440x540pixel) 12.8" display (1888x1728pixel) -
Model 297 (optional) 12.3" display (2400x900pixel) 17.7" display (3088x1728pixel) 12.3" display (2400x900pixel) (code 860 (Front passenger display))