System Overview: Signals
The following table summarizes the input signals to and output signals from the Phone Module (PHM). The signal types are divided into directly connected signals, MOST and CAN communication. The illustration below displays the same information with the Volvo component designations.
| Input signals |
Output signals |
| Directly connected: |
Directly connected:
(power supply unless otherwise stated) |
- SIM card holder (16/140)
- Antenna signal, carphone (16/47)
- GPS-signal, telephone (16/47)
- Switch for Volvo On Call including reserve microphone (only for Volvo On Call) (3/267)
- Collision signal from the Supplemental Restraint System Module (SRS) (4/9)
|
- SIM card holder (16/140)
- Antenna signal, carphone (16/47)
- GPS-signal, telephone (16/47)
- Switch for Volvo On Call including reserve microphone (only for Volvo On Call) (3/267)
|
| Via Controller Area Network (CAN) communication: |
Via Controller Area Network (CAN) communication: |
- Central Electronic Module (CEM) (4/56)
- Supplemental Restraint System Module (SRS) (4/9)
- Driver Door Module (DDM) (3/126)
- Passenger Door Module (PDM) (3/127)
- Climate Control Module (CCM) (4/6)
- Brake Control Module (BCM) (4/16)
- Driver Information Module (DIM) (5/1).
|
- Central Electronic Module (CEM) (4/56)
- Driver Information Module (DIM) (5/1).
|
| Via USB communication: |
Via USB communication: |
- Infotainment Head Unit (IHU) (4/185)
- Microphone (16/98) (phantom powered) is installed on the Infotainment Head Unit (IHU) (4/185)
|
- Infotainment Head Unit (IHU) (4/185)
- Audio Control Module (AUD) (16/105) (loudspeaker audio for handsfree, via the Infotainment Head Unit (IHU) (4/185))
|
 Courtesy of VOLVO CARS CORPORATION
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