Epson Stylus Pro 7900

• Code: 1412
• Description: Pump life error
  The number of pump counter reached the specified upper limit. (Pump Motor’s life (Ink System Unit’s life))
• Remedy: Replace the Ink System Unit , and clear the counter using the Service Program.

• Code: 1419
• Description: Pump release error
  Pump release operation failed.
• Remedy: Check the connection between the Ink System Unit and the Main Board Assy. Replace the Ink System Unit. Replace the Main Board Assy.

• Code: 141A
• Description: 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
• Remedy: Check the connection between the Ink System Unit and the Main Board Assy. Replace the Ink System Unit. Replace the Main Board Assy.

• Code: 141B
• Description: 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
• Remedy: Replace the Ink System Unit.

• Code: 141C
• Description: 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
• Remedy: Check the connection between the Ink System Unit and the Main Board Assy. Replace the Ink System Unit.

• Code: 141D
• Description: Driving time-out error
  Detects that the driving period is irregularly long. • Irregular load • Firmware becomes out of control.
• Remedy: Replace the Main Board Assy.