You must use the 8A MAX relay on the base unit to control the power to the in-vehicle computer. This way, the computer receives power only when the ignition is on.
You must power the in-vehicle computer through the base unit auxiliary 8A MAX relay. This way, the tablet computer and the base unit both react to the vehicle ignition signal, after a configurable delay. The tablet then runs on its own battery for a duration configurable in Windows.
To supply power to the in-vehicle computer, cut off the cigarette lighter adapter from the PC power supply and extend the cable to the SharpZ3 base unit location.
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