Citizen CL-S400DT Technical Manual page 103

Chapter 4 Troubleshooting
4-2. Troubleshooting
Symptoms
Poor printing
Uneven print density
Printing is slantwise
CL-S400DT
Checks
1. The "SA2 Head" is dirty.
2. Thickness adjustment is improper.
3. Is +24V supplied to pins 5, 6 and 7 of
J14 on the "SA Main PCB"?
[SA Main PCB]
1. Head balance is improper.
Uneven print density may appear either
on the right side or the left side.
1. Is the left side "Holder Paper 127"
correctly installed?
1. Clean it with a head cleaner.
2. Adjust the media thickness
adjustment dial to suit to the media
thickness being used.
3. Replace the "SA Power Supply".
1. Adjust the media width adjustment
dial to suit to the media width
being used.
1. Align the inner surface of the
"Holder Paper 127" with the paper
guides of the main body.
Refer to
127" Position
4-8
Remedies
"3-7-2. "Holder Paper
Adjustment".