6.1.8. Horizontal White Lines
Possible Cause (Printer)
• The thermal head is defective.
• The FCU is defective.
Action:
1. Check the connection between the FCU (CN13) and the thermal head.
2. Replace the thermal head.
3. Replace the FCU.
H516T509.wmf H516T511.wmf
TROUBLESHOOTING August 7th, 1995
COPY QUALITY TROUBLESHOOTING
6-8