Intermec EasyCoder PX4i User Manual page 127

Chapter 10 — Troubleshooting
112 EasyCoder PX4i Bar Code Label Printer User's Guide (Fingerprint Version)
Overall Dark Printout
Possible Cause
Wrong media grade
Contrast value too
high
Printhead pressure
too high
Wrong printhead
voltage
Excessive Bleeding
Possible Cause
Wrong media grade
Contrast value too
high
Printhead pressure too
high
Faulty energy control Replace CPU board
Dark Lines Along Media Path
Possible Cause
Foreign objects on
printhead
White Vertical Lines
Possible Cause
Printhead dirty
Missing printhead
Remedy
Change parameter
Change parameter
Adjust
Replace CPU board
Remedy Reference
Change parameter "Setup Parameters" on
page 62
Change parameter "Setup Parameters" on
page 62
Adjust pressure "Printhead Pressure" on
page 131
Remedy
Clean printhead
Remedy
Clean printhead
Replace printhead
Reference
"Setup Parameters" on
page 62
"Setup Parameters" on
page 62
"Printhead Pressure" on
page 131
Call Service
Call Service
Reference
"Printhead
Cleaning" on
page 116
Reference
"Printhead Cleaning"
on page 116
"Replacing the
Printhead" on page 123