Confidential
Troubleshooting Fatal Error Code List 14
L120
Revision A
DC motor
error
F3H PF PID reverse error
• PF Encoder failure (contaminated/detached scale, Encoder Sensor failure)
• Tooth skip of the PF Timing Belt
• Improper tension of the PF Timing Belt
• Paper jam
• Paper is pulled out from the ASF side when paper is fed
• Main Board failure (Motor driver failure)
F4H PF PID lock error
• PF Encoder failure (contaminated/detached scale, Encoder Sensor failure)
• PF Motor failure
• PF drive mechanism overload (paper jam, foreign object, insufficient
grease, deformation of the Main Frame)
• Cable disconnection
• Main Board failure (Motor driver failure)
F8H PF load position reverse error
• PF Encoder failure (contaminated/detached scale, Encoder Sensor failure)
• Tooth skip of the PF Timing Belt
• Improper tension of the PF Timing Belt
F9H PF load position excess speed error
• PF Encoder failure (contaminated/detached scale, Encoder Sensor failure)
• Tooth skip of the PF Timing Belt
• Improper tension of the PF Timing Belt
• Main Board failure (Motor driver failure)
FAH PF load position excess load error
• PF Motor failure
• PF drive mechanism overload (paper jam, foreign object)
• Tooth skip of the PF Timing Belt
• Improper tension of the PF Timing Belt
• Cable disconnection
Motor drive
time error
D1H CR (PID) driving time error • Main Board failure (Firmware failure)
D2H CR (load position) driving time error
• Change Lever failure
• CR Motor failure
• Main Board failure (Motor driver failure)
D3H PF (PID) driving time error • Main Board failure (Firmware failure)
D4H PF (BS) driving time error
• Change Lever failure
• CR Motor failure
• Main Board failure (Motor driver failure)
Printhead
system error
40H Transistor temperature error • Main Board failure
41H X-Hot detect error (pre printing)
• Printhead failure
• Main Board failure
42H X-Hot detect error (after flushing)
43H Head temperature error
Sequence
error
50H Home position error
• Foreign object
• Deformation of the Main Frame
• Change Lever failure
• Paper jam
56H
Contact error at ink replacement timing
(Power-off)
• Foreign object
• Ink Cartridges are not installed correctly
• Paper jam
5BH Insoluble paper jam error
• Foreign object
• Deformation of the Main Frame
• Change Lever failure
• Paper jam
Circuit error 80H Circuit error (include blowout of a fuse) • Main Board failure
Table 1-3. Fatal Error List (Printer)
Error type
Error
code
Error name Possible cause
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Electrical Specifications
