![background image](http://html.mh-extra.com/html/cpi/r900/r900_installation-manual_2675046005.webp)
troubleshooting
Use this chart to troubleshoot common errors. If you are unable to resolve the problem, visit cranepi.com/support for more help, or to
locate a service center near you.
Problem
Check
Remedy
Do not work properly
No bill accepted at all
Is the machine turned on?
Turn on power to the machine
Is the interface harness connected
correctly?
Connect the interface harness
properly
Is there any jammed bill or foreign
material inside the validator?
Remove the jammed bill or foreign
materials from the bill path
Is there any dirt on the validation
sensors?
Clean the sensors referring to the
“REGULAR MAINTENANCE”
Specific bills are not
accepted
Is the DIP SW setting correctly?
Set DIP SW to be enabled referring
to the “ENABLING BILLS”
Is there any dirt on the validation
sensors?
Clean the sensors referring to the
“REGULAR MAINTENANCE”
Poor Acceptance
Is the security mode set as “High”? Set DIP SW to be standard referring
to the “ENABLING BILLS”
Is there any dirt on the validation
sensors?
Clean the sensors referring to the
“REGULAR MAINTENANCE”
Bill Jam
Is there any jammed bill inside?
Remove the jammed bill or foreign
objectives from bill path
Is the jammed bill wet, creased, torn
or folded?
Do not insert damaged bills
Is the bill validator installed
properly?
Check the installation referring to
the “INSTALLATION”