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:
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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) - Aerial amplifier Wake-up with bus information SID - CD changer - Control module, DICE |
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To receive audio and aerial signals from the units in the system. Audio signals are sent on via the main unit outputs to the amplifier and speakers.
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Test values and control module connections for Premium/Prestige
Test values and control module connections for Popular
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