© by N&W GLOBAL VENDING S.p.A.
38
11 2008 3275 00
c.p.u.
boarD
The C.P.U. (Central Process Unit) board can manage all
the users arranged for the maximum configuration as
well as the signals coming from the keyboard, the pay-
ment system and the sensors of the cooling unit.
the cpU board is arranged inside the door.
the board is complete with some leDs that can supply
the following information during the operation:
- the green LED (26) is flashing on and off during the
normal operation of the c.p.U. board;
- the yellow LED (27) will turn on when 5 Vdc is applied;
- the red LED (28) will turn on if the software is reset for
-
any reason whatsoever.
SOFTWArE uPDATE
the machine is equipped with Flash eproM’s that can
be electrically rewritten.
Use a proper program and system (personal computer,
Up Keys or alike) to rewrite the machine management
software without replacing the eproM’s.
Fig 33
NTC probe
1-
Validators
2-
Battery jumper (2-3)
3-
Actuation board connection
4-
Selection buttons
5-
JP4 WDI jumper (closed)
6-
UpKey
7-
Not used
8-
Programming button
9-
Graphical display
10-
Not used
11-
RS232
12-
EXE- BDV payments
13-
MDB payments
14-
Can Bus
15-
Can Bus
16-
Jumper with JP1 can bus (closed)
17-
Buzzer
18-
Not used
19-
Not used
20-
Not used
21-
RAM data expansion (optional)
22-
24Vac power supply
23-
Not used
24-
Counter
25-
Led DL3 green "RUN"
26-
Led DL2 red "RESET"
27-
Led DL1 yellow "+5V"
28-
to the external programming button
29-
Battery
30-
Not used
31-
