TROUBLESHOOTING 
 
SM 15  J006 
J006 
 
Waste Tank Full Error 992 A 
At power on, the printer detected 
that the waste tank was full.  
•  Check the waste tank full sensor 
connection. 
•  Replace the ink full waste tank. 
 
Charge Leak 993 A 
At power on or during a print job, 
a leak detection signal was 
detected. The signal was 
triggered by the accumulation of 
condensation or ink spillage onto 
the transport belt. 
•  Clean the transport belt. 
•  Replace the high voltage power supply 
unit. 
 
Vertical Motor Error 994 B 
The vertical encoder input signal 
was judged to be abnormal 
when the vertical motor was 
operating.  
•  Send the printer to the repair center. 
 
No Input Signal from the Horizontal Encoder 996 A 
No input signal from the 
horizontal encoder was detected 
during operation of the 
horizontal motor. 
•  Horizontal encoder defective 
•  Horizontal encoder sensor defective. 
•  Send the printer to the repair center. 
 
Input Signal from the Horizontal Encoder Abnormal 997 A 
When the carriage moved to the 
right, the carriage did not stop at 
the HP. Or, the carriage scan 
check failed.  
•  Horizontal encoder defective 
•  Horizontal encoder sensor defective. 
•  Send the printer to the repair center. 
 
Maintenance Motor Out of HP 999 A 
The maintenance motor HP 
sensor failed to detect the motor 
at the home position.  
•  Maintenance motor on the maintenance 
unit defective 
•  Maintenance motor HP sensor defective 
•  Replace the maintenance unit