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Main unit

Main unit


General

The main unit is connected to the wiring harness and bus via a 26-pin connector.

The purpose of the main unit is to control the system units and functions of the audio system as follows:


• To activate the audio system units by sending “wake-up” information.

“Wake-up” can be information sent via the bus or logic voltage (trigger voltage) via the wiring harness. When the ”wake-up” signal is received, the unit is switched on and becomes active.

Wake-up with trigger voltage (12 V)

- Amplifier (Premium/Prestige)

- Antenna amplifier

Wake-up with bus information

SID

- CD changer

- Control module, DICE

• To receive audio and antenna signals from the units in the system. Audio signals are sent on via the main unit outputs to the amplifier and speakers.


Premium/Prestige .

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