Necta Korinto UL, Installation, Use And Maintenance Manual

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31
© by N&W GLOBAL VENDING SpA 07 06 274 -00
Fig. 30
PUSH-BUTTON BOARD
This board controls the alphanumeric display, the selec-
tion buttons and the programming and wash buttons (see
Fig 28).
It supports the validator connectors as well as the printer
port.
BOILER CONTROL BOARD
This board (see Fig. 30) controls the boiler heating ele-
ment.
PAYMENT SYSTEMS
EXPANSION BOARD
This board (see Fig. 31) is supplied with the installation kit
of “change giver” or “cashless” payment systems.
It must be connected to the control board using the special
connector.
According to the communication protocol used by the
payment system, the 2 minidips will have to be set to OFF
(Executive and BDV) or to ON (MDB).
Fig. 28
1 - Selection button connectors
2 - Not used
3 - To mechanical counter (optional)
4 - To actuation/CPU board
5 - Input
6 - Display adjusting trimmer
7 - To display
8 - 12 Vdc validators
9 - Not used
10 - RS232 serial port
11 - Not used
12 - Programming access button
13 - Wash button
Fig. 29
1 - Push-button board
2 - Mechanical counter support
3 - Display board
4 - RS232 serial port
5 - Wash button
6 - Programming access button
Fig. 31
1 - Power supply (MDB - BDV)
2 - To the the payment system (with special cable)
3 - To the control board
4 - Payment system configuration minidips
OFF
= Executive / BDV
ON = MDB