Error code
Item Description Ref. page
Main Sub
SPFJAM Content Document misfeed trouble 8-11
Detail 1) When the document is in the SPF section, a misfeed of copy paper occurs.
Cause 1) The document detector in he SPF section remains ON or OFF.
2) The document detector in the SPF section and its input circuit (main PWB) trouble
3) The paper feed and transport clutches in the SPF section and its control circuit (main
PWB) trouble
4) SPF section paper feed roller and transport roller trouble
5) Document paper feed section and its transport drive system trouble (motor, gear, etc.)
6) Insufficient or excessive contact pressure between the SPF resist roller and the
document because of improper setting with simulation 51-7
Remedy Use simulation 2 to check the following items:
1) SPF section document detector
2) SPF section document detector and its input circuit (main PWB)
3) SPF section paper feed and transport clutches and their control circuit (main PWB)
4) SPF section paper feed roller, transport roller
5) Document paper feed and transport drive system (motor, gear, etc.)
6) Set value of simulation 51-7
5. Conditions for the JAM display
1) Paper feed section
(1) The JAM lamp lights up if 9 PPD does not turn on within about
1.5 sec after P CPFC1 ON.
(2) The JAM lamp lights up if H CSPPD does not turn on within
about 1.1 sec after Q CPFC2 ON.
(3) The JAM lamp lights up if 9 PPD does not turn on within about
1.1 sec after H CSPPD ON.
(4) The Jam lamp lights up if 9 PPD does not turn on within about
1.0 sec after R MPFC ON.
2) Transport section
(1) The JAM lamp lights up if 9 PPD does not turn off within about
3.2 sec after M RRC ON.
(2) The JAM lamp lights up if 1 POD does not turn off within about
2.8 sec after 9 PPD ON.
(3) The JAM lamp lights up if 1 POD does not turn on within about
2.4 sec after M RRC ON.
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