Communication Problems - Intermec EasyCoder 4420 User Manual

Print Quality Problems (continued)
Symptom Possible Causes
The printer skips The label format extends beyond the
labels randomly or label length.
sends an intermittent
error.
The label gap sensor is not in the
correct position.
Label prints too The top of form position is not
close to front or adjusted properly.
back edge of label.
Continuous media The label mark sensor is not in the
fault light. correct position.

Communication Problems

If the printer is not receiving downloaded data, try the solutions in the following table.
Symptom Possible Causes
Printer does not Serial port is incorrectly configured.
communicate with
the host.
Damaged or incorrect I/O cable.
Troubleshooting the Printer
Solution
Edit the format to ensure that the text fits on the label.
Properly position the label gap sensor. For help, see
"Adjusting the Label Gap Sensor" in Chapter 5.
Use the top of form switch to adjust the top of form
position. For help, see "Fine-Tuning the Top of Form
Position" in Chapter 5.
Properly position the label mark sensor. For help, see
"Adjusting the Label Mark Sensor" in Chapter 5.
Solution
Make sure the printer's serial port settings match those
of the host. Print a software test configuration label as
explained in "Using Test and Service Mode
Procedures" in Chapter 6 to check the serial port
settings.
Check the connections at both ends or replace the
cable. See Appendix C for cable information.
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