Bill Acceptor

CHAPTER 4 Trouble Shooting and Diagnostics
4-2. Trouble Shooting
4-2-1. General Problems
Symptoms/Error Messages Possible Causes Corrective Action
Bill Acceptor is not working
(does not take any bills).
Bill is jamming often.
Low acceptance rates.
No external power is applied to the
bill acceptor
Wrong or inappropriate connections
Software is not downloaded.
Sensor/MAG/CPU/Power Supply
board failure.
Entrance Sensor is not working or
foreign object in the entrance.
Drive belts are dirty or damaged.
Pressure roller spring is loose or
missing.
Foreign object in the transport path
and inside the Cash Box.
Bill guide is not inappropriate.
Bill is wider than 72 mm or narrower
than 65mm
(out of DBV-30X specifications).
Dirt and stain on the rollers, belts and
lenses.
Sensors need to be clean and adjust.
The unit has been disassembled and
the Adjustment is not done after it is
reassembled.
Using wrong software or old version
software.
Bills are not to be accepted in this
software.
Verify that the appropriate input voltage and
ground are connected to appropriate pins on
the main connector.
Check the connections of all harnesses and
connectors. Check for any bent, missing or
damaged pins in the connectors. Check the
specified voltage is used in appropriate pin.
Download the correct software. Refer to
chapter 5 for download instructions.
Refer to 5-2. Diagnostics and conduct Running
Test. If the test result is NG, replace
Sensor/MAG/CPU/Power Supply board. Make
sure to adjust the sensors after Sensor
/MAG/CPU/Power Supply board is replaced.
Remove the foreign object and clean the
sensor. Perform the acceptor sensor test. Refer
to 4-3-6. Acceptor Sensor Test. If the test result
is NG, replace CPU board. Refer to 3-1. How
to Remove the Circuit Board.
Clean the drive belts and the pressure rollers.
Replace as necessary. Refer to 2-5.
Preventive Maintenance.
Check the pressure roller springs with finger
and replace as necessary.
Clean the transport path and the cash box to
remove the foreign object. Refer to 2-5.
Preventive Maintenance.
Seat the transport unit all the way back so that
the latches of transport unit release levers are
locked in the frame.
Use only bills within DBV-30X specifications.
Clean the transport path. Refer to 2-5.
Preventive Maintenance.
Clean the transport path. Refer to 2-5.
Preventive Maintenance.
Follow the instructions on 5-1. Adjustment to
adjust the sensors.
Make sure to adjust the sensors after reassemble
the DBV-30X.
Make sure if the programmed software is the
latest version and it supports the bills you wish to
be accepted.
Check the specifications, and make sure the bills
are to be accepted in the software (check
denomination/issuing year).
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