4-8

4.3 Paper Feed Troubleshooting
Problem Cause and remedy
Paper doesn't
feed. • Wrong paper path.
• Mechanism head is open.
→Use correct path.
→Close the mechanism head.
Paper skews. • Paper end is not in
contact with the paper
guide.
• Roll guide is not in
contact with the roll
paper.
• Headpressure is not
correct.
→Slightly push the paper guide
against the paper end.
→Slightly push the roll guide
against the roll paper.
→Adjustit with the offset adjustment
screwaccording to the paper
width.
Paper doesn't
alignwith the print
position.
• Setting mode is not
correct.
• Paper gap (black line)
sensor adjustment failure.
• Transfer data is abnormal.
→Check whether the setting mode
is for paper gap or black line
sensor andi f it is not, change it as
necessary.
→Adjust the voltage of the paper
gap and black linesenso r from
thev oltagesetting in the system
maintenance mode.
→If the contents of t he transfer data
are incorrect, set them properly
again.