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Functional test without test card
Check via the KarL4 service menu whether the machine has received a terminal ID
▪
(display machine data).
For machines with activated youth protection and contact unit:
▪
o Insert a girocard with an age information greater than 18.
▪
The machine is in the basic state, in sleep mode in battery operation, and in idle mode in
▪
mains operation:
o Place the girocard on the NFC antenna.
▪
▪
o Cancel the transaction by pressing the return key.
▪
Functional test with test card
A self-test is started by inserting the test card.
The display shows
which test is currently being carried out
▪
what the test result is
▪
Tests carried out include:
Triggering hardware security
▪
Terminal ID configuration
▪
Presence and validity of the dealer card
▪
Digital connection to the NFC antenna
▪
Result of last day closing
▪
Payments within the last 7 days
▪
Result of last telemetry
▪
Accessibility to payment network operation
▪
Connection to mobile network
▪
Data connection to telemetry server
▪
8 MAINTENANCE
Battery/Coin cell
The battery on the KarL4 is necessary for the date and time as well as for protecting the digital
keys. If it is necessary to change the battery, this must always be done with the power on, i.e.,
with the MDB cable plugged in and the machine switched on or the battery plugged in.
Successful age check, machine is unlocked.
A battery-operated vending machine is activated.
The maximum sales price is reserved and is available for a sale.
The reserved amount is cancelled.
Figure 17 – KarL4 test card
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