Epson Stylus Pro 9900 Error Codes List page 1 from 10

Code Description Remedy
1101 CR life error
The number of Carriage movement cycles reached the specified upper limit. (Ink tube’s life)
Replace the ink tube (L & R), and clear the counter using the Service Program. In addition, check the statuses of the CR Motor, the driven pulley, the Carriage Unit, and the Head FFC, if any abnormal noise or wear is found, replace the corresponding part(s) along with the ink tube.
1125 CR HP detection error
The home position of the carriage unit is not detected.
Check the connection of the CR HP Sensor. Replace the CR HP Sensor. Check if the carriage lock is operating.
1138 Over current error
The electric current flowing when driving the motor is irregularly large. (To protect the motor driver) • Encoder cable is damaged. • Motor cable is damaged. • Irregular load • Encoder failure • Motor failure
Check the connection between the CR Encoder and the Main Board Assy. Check the connection between the CR Motor and the Main Board Assy. Replace the CR Encoder Sensor. Replace the CR Motor.
113A Overload error
The electric current flowing when driving the motor is irregularly large. • Encoder cable is damaged. • Motor cable is damaged. • Irregular load • Encoder failure • Motor failure
Check if the Carriage Unit is correctly installed. Check if there is some foreign material on the driving section of the Carriage Unit. Check the connection between the CR Encoder and the Main Board Assy. Check the connection between the CR Motor and the Main Board Assy. Replace the CR Encoder Sensor. Replace the CR Motor.
113B Over speed error
Detects that it is being driven at an irregularly faster speed than the specified value just before stopping. • Irregular load • Encoder failure
Replace the CR Encoder Sensor.
113C Reversing error
Detects that it is being driven in the opposite direction to the specified driving direction. • The polarity of encoder cable is opposite. • The polarity of motor cable is opposite. • Encoder failure • Irregular load
Check the connection between the CR Encoder and the Main Board Assy. Check the connection between the CR Motor and the Main Board Assy. Replace the CR Encoder Sensor.
113D Driving time-out error
Detects that the driving period is irregularly long. • Irregular load • Firmware becomes out of control.
Replace the Main Board Assy.
113E Velocity deviation error
Detects that it is being driven at an irregularly faster speed than the specified value. • Irregular load • Encoder failure • Motor driver failure • Motor failure
Replace the CR Encoder Sensor. Replace the Main Board Assy. Replace the CR Motor.
113F Lock error
Detects that it is being driven at an irregularly slower speed than the specified value. • Encoder cable is damaged. • Motor cable is damaged. • Irregular load • Encoder failure • Motor failure
Check if the Carriage Unit is correctly installed. Check if there is some foreign material on the driving section of the Carriage Unit. Check the connection between the CR Encoder and the Main Board Assy. Check the connection between the CR Motor and the Main Board Assy. Replace the CR Encoder Sensor. Replace the CR Motor.
122A Overload error
The electric current flowing when driving the motor is irregularly large. • Encoder cable is damaged. • Motor cable is damaged. • Irregular load • Encoder failure • Motor failure
Check if there is some foreign material causing extra load between the PF Motor and the PF roller. Check the connection between the PF Encoder Sensor and the Main Board Assy. Check the connection between the PF Motor and the Main Board Assy. Replace the PF Encoder Sensor. Replace the PF Motor.
122B Over speed error
Detects that it is being driven at an irregularly faster speed than the specified value just before stopping. • Irregular load • Encoder failure
Replace the PF Encoder Sensor.
122C Reversing error
Detects that it is being driven in the opposite direction to the specified driving direction. • The polarity of encoder cable is opposite. • The polarity of motor cable is opposite. • Encoder failure • Irregular load
Check the connection between the PF Encoder Sensor and the Main Board Assy. Check if there is some foreign material causing extra load between the PF Motor and the PF roller. Replace the PF Encoder Sensor.