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7 GETTING STARTED
A SIM card is not required as the KarL4 is fitted with a SIM chip.
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When using the "age verification" function, insert the dealer card (SIM socket with white
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border).
Figure 13 – KarL4 within the case
Connect NFC antenna
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Connect mobile antenna
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Connect contact unit
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Connect controller (MDB)
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Switch on vending machine
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Mobile connection is established if it beeps twice after switching on and the green
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modem status modem status LED is on longer than it is off.
Start telemetry via the KarL4 service menu. This will assign a terminal ID to the unit, load
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an EMC configuration, and update it if necessary.
LED modem status (green)
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