Datasheet

Troubleshooting
Print Quality Problems
980006-001 Rev. A Zebra P630i & P640i Card Printer Service Manual 113
Example • Printing shows very pale or inconsistent results.
• Possible Cause:
Ribbon cartridge has been stored improperly or is damaged.
Solution:
Change the ribbon cartridge and print again.
• Possible Cause:
Cards may not meet specifications.
Solution:
Use a different supply of cards.
• Possible Cause:
Contrast and/or intensity may be set to values which are too high.
Solution:
Adjust contrast and/or intensity values in software.
• Possible Cause:
Dust or embedded contamination on elements of the printhead.
Solution:
Clean the printhead.