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e-STUDIO2008A/2508A/3008A/3508A/4508A/5008A
ERROR CODE AND TROUBLESHOOTING
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Check item
Measure
1
Carriage home position
sensor
1. Check if the harness of the carriage home position sensor is
connected properly.
2. Check if the harness has any scratch on it or is open
circuited or caught anywhere.
3. Check if there is any abnormality in the carriage home
position sensor.
4. Replace the carriage home position sensor.
5. Replace the harness.
SYS board
1. Check if the harness (CN127) of the carriage home position
sensor is connected properly.
2. Check if there is any abnormality in the parts mounted on the
SYS board.
3. Check if 24V (capacitor: C303) on the SYS board is short
circuited.
4. Check if 24V (capacitor: C303) is supplied to the SYS board.
5. Check if there is any abnormality in the parts mounted on the
SYS board.
6. Replace the SYS board.
Scan motor
1. Check if the belt tension is loosened.
2. Check if the motor fixing screw is loosened.
3. Check if the carriage wire and the timing belt come off.
4. Check if the connector is connected to the scan motor
properly.
5. Check if the harness of the scan motor has any scratch on it
or is open circuited or caught anywhere.
6. Replace the scan motor or the harness.
2
carriage lock
1. Check if the carriage locking is released.
Parts to be replaced
Remark
Carriage home position sensor
SYS board
Scan motor
Harness