V50 T5 AWD L5-2.5L Turbo VIN 67 B5254T7 (2008)
The holder for the customer's private SIM card is inside the glove compartment at the top left-hand side. The SIM card holder is connected in series to
the phone module (PHM).
There are diagnostics for the SIM card holder.
Switches for Volvo On Call
The switches for ON CALL and SOS are on the dashboard under the switch for the hazard warning flashers. The switches are only for phone modules
(PHM) with Volvo On Call functionality.
The switches are directly connected to the phone module (PHM).
The switches are powered and grounded via the phone module (PHM). The luminance is regulated by a pulse width modulated signal.
There are diagnostics for the switches.
Function
Carphone