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Instructions
for Installer,
Maintenance Engineer
and final User
SINFONIA
Rev. 00
H4345 - 00
02/2013
Page 36 of 41
9 TROUBLESHOOTING GUIDE
The following section provides self-diagnostics to aid you in the troubleshooting process. Here below is a list
of possible causes together with the recommended solutions to eliminate the problems
CAUTION: IN CASE OF FAILURE OR MALFUNCTIONING CONTACT ONLY QUALIFIED
PERSONNEL AT OUR SERVICE CENTRE
i
PLS REMEMBER THAT OUR AFTER SALES ASSISTANCE IS COMPLETELY AVAILABLE FOR
ANY TECHNICAL INFORMATION YOU MAY NEED
ERROR
POSSIBILE CAUSE
RECOMMENDED SOLUTIONS
All coin returned
No power arrives to the vendor
Check the socket
No power arrives to the coin
mechanism
Check that the connecting harness is not defective
and that the fuse is not blown
The coin mechanism is out of
order or the coin return lever
doesn’t close
Check the coin mechanism or replace the lever
Coin acceptor is dirty
Clean the coin mechanism with an approved
detergent . Dry thoroughly.
Vendor is in sold out
All columns are empty or those that are not empty
have signalled a product jam to the board. Check
that the full columns work properly with manual test
after which reset the errors (ref. Programming
manual).
Coin accepted but
no product
delivered
Prices are set too high
Reset prices (ref. Programming manual) .
Communication error coin
mechanism - board.
Check the cord connecting the coin mechanism to
the board. If necessary, replace coin mechanism
or board
Motors are jammed.
Check that the motor is powered by 24V when the
selection is made (always cancel the errors on the
board).
Vends are not
counted
The door switch is not activated
when door is closed.
Adjust door. And do a vend with the door closed
The display shows
the vend counter
The “door closure” sensor is not
installed correctly
Adjust the position of the ”door closure” sensor
The cooling unit is
not working.
No power arrives to the vendor.
Check power supply.Check the connection of the
power cord and eventually fuses.
Communication failure between
the power board and the vendor.
Check that communication cable is intact