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Troubleshooting
CL-S6621 4-6
4-2-2. Media-feed Problems
Symptoms Checks Remedies
No media feed
1. Are the connectors J6 and J7 (for “SA
PF Motor”) connected firmly?
2. Is the connector J15 (for “Unit, Power
Supply”) connected firmly?
3. Is +24V supplied to the pins 1-4 of J15
on the “SA, Main PCB”? (GND: Pins
5-8)
[Bottom right of the “SA, Main PCB”]
4. Failure in the control circuit or in the
paper feed motor driver.
5. Does the “SA PF Motor” work?
1. Connect them firmly.
2. Connect it firmly.
3. Replace the “Unit, Power Supply”.
4. Replace the “SA, Main PCB”.
5. Replace the “SA PF Motor”.
Irregular media feed
pitch
1. Are the connectors J6 and J7 (for “SA
PF Motor”) connected firmly?
2. Is dust or other foreign matter on the
“SA2_Platen”?
3. Does the media feed mechanism work
smoothly?
4. Failure in the control circuit or in the
paper feed motor driver.
1. Connect them firmly.
2. Remove dust or foreign matter.
3. Check, clean and lubricate
mechanical parts.
Note: Refer to Chap. 3
"Disassembly and Maintenance".
4. Replace the “SA, Main PCB”.
Media jamming 1. Is media set correctly?
2. Is the media being used within
manufacturer's specifications?
3. Check the media feed mechanism and
media path for dust or other foreign
matter.
1. Set media correctly.
2. Use media within manufacturer's
specifications.
3. Remove dust or foreign matter.