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4. Switch on the optional Application Units
Before an Application Unit is switched on, the status indicator lights up orange (POWER STAND-BY).
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Switch on the Application Unit by pressing the On/Off switch.
The power-on indicator lights up green. The Application Unit switches on, conducts a system test and starts
the operating system.
Further optional Application Units are switched on in the same way.
The controls, indicators and further on/off options for the AU are described in the "Additive Components"
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