Printer
Symptom Possible cause Suggested action
The printer does not print The reactive side of the thermal paper does not
face the print head
Reverse the printer paper.
The thermal paper is wet Clean and dry the inside of the
printer housing and replace the
printer paper.
The USB cable is defective Replace the USB cable.
The printer module is not connected Check the internal USB and
power harness connection.
The printer does not have power Check J17 on the main board. For
more information, see
“Interconnect diagram.”
The printer module does not function Replace the printer module.
The power harness is defective Test the power harness. Replace
if necessary.
If no printer error is logged, the main board may
be defective
Check the error logs for printer
errors. Replace the main board if
necessary.
The printer fuse has blown; check MCE printer
fuse F5
Replace the MCE PCBA.
Bar code reader
Symptom Possible cause Suggested action
The bar code reader powers on but
does not transfer data
No license is installed Purchase a license and install
the license using the service
tool.
The bar-code reader is not programmed to use USB
Com Port Emulation mode
Refer to the manufacturer's
documentation to program
the bar code reader to USB
COM Port Emulation mode.
The bar code reader is not supported For Honeywell model 4600g
bar code readers, verify that
the PID is set to 020A.
Service manual Troubleshooting 39
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