Epson 4880 C Service Manual

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CTroubleshooting Troubleshooting Based on Panel Messages 171PRINTER COVER OPENRELEASING PAPER LEVER
LCD
Explanation
Recovery
TOP  COVER  OPEN Generated when Printer Cover is open during one of the movements. 
Under this error, all of CR motion and ink sequences are halted. 
Therefore it may give damages to printing head if this situation 
continues very long time.Close the Printer Cover.
†
When cover was open during flushing before paper feed 
movement,...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CTroubleshooting Troubleshooting Based on Panel Messages 172RELEASING PAPER LEVER IN OPERATIONPAPER JAM(ASF)PAPER JAM(CR)
LCD
Explanation
Recovery
SET  PAPER  LEVER Paper Lever was released during one of the movements. Pull down the Paper Lever.
†
After lowering the lever, the paper set sequence will begin, and the 
paper type will be automatically determined by paper detection 
sensors (PE Sensor, Rear Manual Insertion Sensor, ASF Paper 
Sensor). In...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CTroubleshooting Troubleshooting Based on Panel Messages 173NO MAINTENANCE TANKREAR COVER OPENTYPE-B OPTION I/F CARD ERRORCR LOCK UNLOCKED ERROR
LCD
Explanation
Recovery
NO  MNT  TNK The Maintenance Tank is not set during one of the movements. Set the Maintenance Tank.
LCD
Explanation
Recovery
REAR  COVER  OPEN Generated when Paper Guide Unit is not installed. Under this error, all 
of CR motion and ink sequences are halted. Therefore it may give...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CTroubleshooting Troubleshooting Based on Panel Messages 174FATAL ERROR
The printer has failed. Because this cannot be recovered by the user, resolve by following 3.2.4 Corrective Actions for Service Request Display (p.175).
LCD
Explanation
Recovery
SERVICE  REQ. nnnnnnnnn
(nnnnnnnnn shows type of fatal 
error.)Occurrence of any error from which the user can not recover the 
printer.If cleared by turning power OFF and then ON again, continue using...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CTroubleshooting Troubleshooting Based on Panel Messages 1753.2.4  Corrective Actions for Service Request DisplayService request errors are displayed in the LCD panel with the intention of 
notifying the user of the need for a service engineer to check/replace 
corresponding parts.
This section describes service request errors and explains corrective actions 
for when they occur.SERVICE REQ. 00000101†
Error meaning:
CR Motor life
†
Explanation
Indicates...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CTroubleshooting Troubleshooting Based on Panel Messages 1762. The product-life cycle is the same as CR Motor-life cycle, so check and 
maintain all over the printer mechanism. Specially check points are 
shown below.
„
Check for bending or damage to the Head FFC.
„
Check for damage to the CR timing belt and PF timing belt.
„
Check for abnormal noise when carriage unit moves (bearings are 
worn).
„
Check for accumulation of paper dust or dust to paper...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CTroubleshooting Troubleshooting Based on Panel Messages 177SERVICE REQ. 00010000†
Error meaning:
PF Motor Encoder check error
†
Explanation
During initial operation at power on or during PF Motor operation, there 
may be a case where the encoder pulse signal can not be recognized at 
specified intervals. In such a case, this message is displayed and the 
printer stops operating.
†
Cause of trouble„
Disconnected connector for the PF Encoder Sensor.
„...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CTroubleshooting Troubleshooting Based on Panel Messages 178SERVICE REQ. 00010001†
Error meaning:
PF Motor out of step
†
Explanation
During PF Motor operation, there may be a case where the encoder pulse 
signal within the specified range is not input within a specified period of 
time or the pulse width is extremely long or short. In such a case, the PF 
Motor is judged to be out-of-step, so that this message is displayed and the 
printer stops...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CTroubleshooting Troubleshooting Based on Panel Messages 179SERVICE REQ. 00010003†
Error meaning:
PF Motor in-position time-out
†
Explanation
At PF stop processing in PF Motor control, there may be a case where the 
paper can not move to the final target position within a specified period of 
time. In such a case, this message is displayed and the printer stops 
operating.
†
Points to be checked
1. The PF Encoder Sensor and the PF Loop Scale must be free...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CTroubleshooting Troubleshooting Based on Panel Messages 180SERVICE REQ. 00010005†
Error meaning:
CR Motor out of step
†
Explanation
During CR Motor operation, there may be a case where the encoder pulse 
signal within the specified range is not input within a specified period of 
time or the pulse width is extremely long or short. In such a case, the CR 
Motor is judged to be out-of-step, so that this message is displayed and the 
printer stops...