Intermec EasyCoder PM4i User Manual page 110

Chapter 10 — Troubleshooting
94
Symptoms and Possible Causes (continued)
Symptom Possible Cause Remedy
Excessive bleeding Wrong media
grade
Contrast value
too high
Printhead
pressure too high
Faulty energy
control
Dark lines along Foreign objects
media path
White vertical Printhead dirty
lines
Missing
printhead dots
Large part of dot Failing printhead Replace
line missing
Failing strobe
signal
Printout missing Bad media
along inner edge alignment
Small core &
supply post in
upper pos.
X-start parameter
value too low
Transfer ribbon Ribbon not fitted
breaks correctly
Wrong media
grade
Bad energy
control
Transfer ribbon Faulty ribbon
wrinkles break shaft
adjustment
EasyCoder PM4i Printer User's Guide (Fingerprint Version)
Refer To
Change Chapter 6,
parameter Appendix D
Change Chapter 6
parameter
Adjust Chapter 11
Replace CPU Call service
board
Clean Chapter 10
printhead
Clean Chapter 10
printhead
Replace Chapter 10
printhead
Chapter 11
printhead
Check CPU- Call Service
board
Adjust Chapter 4
Move post to Chapter 2
lower pos.
Increase Chapter 6
Reload ribbon Chapter 5
Change Chapter 6,
parameter, then Chapter 10
clean printhead
Adjust Call Service
Adjust Chapter 11