64
Ribbon Tension Error
Event
Cause and Solution
Reference
Damaged Ribbon supply Assy.
→
Replace ribbon supply Assy.
Ch.2
5-3
Damaged ribbon supply Assy motor. Faulty harness.
→
Replace the motor or the harness.
Ch.2 5-25, 4-59
Incorrect harness connection, or it is damaged.
App
Harness Diagram
Faulty driver board.
→
Replace
Ch.2
2-10
Ribbon feed tension is
incorrect.
Faulty main board.
→
Replace
Ch.2
2-35
Ribbon tension home positioning sensor if damaged.
→
replace the sensor board.
Ch.2
2-12
Check the connections of harness connecting the sensor and
the sensor board.
Ch.2
4-61
Check the connections of FFC Connecting the driver board
and the main board.
Ch.2
2-16, 2-17
Faulty driver board.
→
Replace
Ch.2
2-10
Ribbon feed home position
sensor is not detecting.
Faulty main board.
→
Replace
Ch.2
2-35
Head Position Error
Event
Cause and Solution
Reference
Incorrect harness connection
App
Harness Diagram
Damage or life cycle of motor.
Ch.2
5-24
Incorrect harness connection, or it is damaged.
Ch.2
4-59
Check the connections of FFC Connecting the driver board
and the main board.
Ch.2
2-16, 2-17
Faulty driver board.
→
Replace
Ch.2
2-10
Head position motor is not
turning.
Faulty main board.
→
Replace
Ch.2
2-35
Incorrect harness connection.of the sensor
App
Harness Diagram
Faulty the sensor.
→
Replace the sensor board
Ch.2
2-12
Check the connections of harness connecting the sensor and
the sensor board.
Ch.2
4-61
Check the connections of FFC Connecting the driver board
and the main board.
Ch.2
2-16, 2-17
Faulty driver board.
→
Replace
Ch.2 2-10
Head position motor keeps
turning.
Faulty main board.
→
Replace
Ch.2
2-35
Head Voltage Error
Event
Cause and Solution
Reference
Incorrect harness connection.
App
Harness Diagram
Adjust a head voltage.
Ch.4 item 1
Damaged a power unit.
→
Replace a power unit
Ch.2
3-32
Check the connections of harness connecting the sensor and
the sensor board.
Ch.2
3-33
Check the connections of FFC Connecting the driver board
and the main board.
Ch.2
2-16, 2-17
Faulty driver board.
→
Replace
Ch.2
2-10
Abnormal power supply
during printing.
（
A part of the printing
disappears or the density
decreases.
）
Faulty main board.
→
Replace
Ch.2
2-35
