Code Number Jam Location
383 Duplex entry
385 Around Fuser Unit
390 Feed error at front feeder
391 Tray1
392 Tray2
400 Paper size error
Diagram showing paper detection sensors in the RADF
Note! The RADF detects a jam using the sensors shown above. Document jam check
timings are stored in the ROM on the Main PCB to check whether a jam has occurred
according to presence/absence of the document at the relevant sensor position.
There are no jam codes generated for the RADF
Sensor Location Table for the RADF
Sensor Description
PI 11 Regist paper sensor
PI 12 Reverse paper sensor
PI 13 Cover open/close sensor
PI 14 Document set sensor
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