Troubleshooting Table - SATO CT4i Series Operator's Manual

TROUBLESHOOTING TABLE

IMAGE VOIDS
Dirty print head
Damaged print head
Damaged electronics
Damaged or worn roller
Poor label quality
Ribbon stock and media are mismatched
RIBBON WRINKLING
Poor head alignment
Excessive temperature setting
Poor ribbon tension
Worn roller
Foreign material on print head and/or rollers
Foreign material on labels
Damaged print head
LIGHT PRINT IMAGES
Low print head energy/darkness
Low print head pressure
Foreign material on print head
Improper head alignment
Excessive print speed
UNEVEN PRINT DARKNESS
Unbalanced print head
Worn rollers
Dirty print head
MEANDERING MEDIA
Incorrectly loaded media
Improperly adjusted media guides
Unbalanced print head
Worn rollers
NO LABEL MOVEMENT
Loose or broken timing belt
Incorrect label sensor selected
No voltage output
Drive motor not operating
LED FIELD ILLUMINATED BUT NO DISPLAY AT ALL
Power supply issues
Incorrectly positioned display potentiometer.
CT4i Series Operator Manual
Unit 5: Troubleshooting
Clean print head
Replace print head
Replace circuit board
Replace rollers
Use higher quality media
Consult with media supplier. Use only SATO-certified media
Adjust head balance and alignment
Adjust temperature
Adjust tension as required
Replace as necessary
Clean as required
Use higher quality media
Replace print head as required
Adjust darkness level
Adjust head pressure and/or balance
Clean print head and rollers
Align print head as required
Reduce print speed setting
Adjust head balance
Replace rollers as required
Clean print head
Ensure correct loading
Adjust as required
Adjust as required
Replace as required
Replace or adjust as required
Check printer configuration for proper sensor selection
Replace fuse. Test power supply and replace as required
Ensure wiring harness connection. Replace as necessary
Ensure cable properly connected. Check/replace power supply
Adjust as required
5-4