Section 5: Troubleshooting
Page 5-6
TH2 Series Operator Manual
5.2 TROUBLESHOOTING TABLE (Cont’d)
TROUBLESHOOTING TABLE
UNEVEN PRINT DARKNESS
Top cover is not properly closed.
Make sure that the top cover is properly closed and snaps into
position.
Damaged or worn platen roller.
Replace platen roller.
Dirty print head.
Clean print head.
Defective print head.
Replace print head as required.
SMEARED PRINT IMAGES
Poor media quality
Use higher quality media. Use only SATO-certified media.
Foreign material on print head and platen roller
Clean print head and platen roller.
Foreign material on labels
Use higher quality media. Use only SATO-certified media.
Excessive print head energy
Adjust darkness level setting.
Excessive print speed
Adjust print speed as required.
MEANDERING MEDIA
Incorrectly loaded media.
Ensure correct loading.
Media is not set properly.
Set media and media guide correctly.
Damaged or worn platen roller.
Replace platen roller.
LCD FIELD ILLUMINATED BUT WITHOUT WORDS OR NO DISPLAY AT ALL
Power supply issues.
Ensure power connector or AC adapter is properly connected.
Check/replace AC adapter.
The optional battery is not charged or not installed.
Screen contrast is incorrectly adjusted.
Adjust as required.
