Legend of electrical function schematic, activate cockpit central display, function - PE54.30-P-2060-60SAA
Model 221 as of model year 09/YoM 08
| Code | Designation | Coordinates |
|---|---|---|
| A8/1 | Transmitter key | 4C |
| A40/3 | COMAND controller unit | 9E |
| A40/8 | COMAND display | 9B |
| A40/9 | Front central operating unit | 5J |
| A40/9s6 | Button "ON" | 5J |
| LVDS | Low voltage differential signal | 10D |
| N73 | EIS [EZS] control unit | 2B |
| N93 | Central gateway control unit | 3E |
| U52 | Valid for Japan | 7B |
| U52 | Valid for Japan | 7F |
| U54 | Valid for all except Japan | 7B |
| U54 | Valid for all except Japan | 7E |
| CAN A | Telematics CAN | 8D |
| CAN A | Telematics CAN | 9J |
| CAN B | Interior CAN | 2D |
| CAN F | Central CAN | 5F |
| 1 | Audio/COMAND display, signal | 10D |
| 2 | Switch-on request, signal | 9D |
| 3 | Front central operating unit, signal | 9H |
| 4 | Circuit 15, status ON | 3E |
| 4 | Circuit 15, status ON | 7E |
| 6 | Center console button group, signal | 9H |