Olivetti d-color MF651, Service Manual, Page: 730 / 1053

17. JAM DISPLAY Field Service Ver. 2.0 Jul. 2009
670
TROUBLESHOOTING
17.1.1 Misfeed display resetting procedure
• Open the corresponding door, clear the sheet of paper misfed, and close the door.
92-01 Duplex
pre-registra-
tion section • The timing roller sensor (PS38) is not
unblocked even after the lapse of a given
period of time after a duplex paper feed
sequence has been started.
Upper right door,
Duplex door P.705
92-02 • For the second-side feed of paper in the
duplex mode, loop forming has not been
complete before the second side of a
sheet enters the timing roller because the
rise timing of load to perform registration
is earlier than the rise timing of load to
form a loop.
92-03 • The OHP detection sensor (PS40) is not
turned ON even after the lapse of a given
period of time after a duplex paper feed
sequence has been started.
92-40 • For the second-side feed of paper in the
duplex mode, the image write start signal
permit continues to be disabled for a pre-
determined period of time after the timing
of the image write start signal output.
93-01 Duplex
transport
section • A sheet of paper does not unblock the
ADU paper passage sensor/1 (PS47) after
a predetermined period of time has
elapsed since the sheet blocks the PS47.
Duplex door P.705
93-10 • A sheet of paper does not unblock the
ADU paper passage sensor/2 (PS48) after
a predetermined period of time has
elapsed since the sheet blocks the ADU
paper passage sensor/1 (PS47).
- • ADU paper passage sensor/1 (PS47) is
blocked, or ADU paper passage sensor/2
(PS48) is unblocked when the main power
switch is turned ON, a door or cover is
opened and closed, or a misfeed or mal-
function is reset.
99-01 Controller JAM • Forced stop command was sent from the
controller to the printer engine due to the
error in paper size, media, etc.
• Media error has occurred in both sides
printing.
- -
JAM
code
JAM type Detection timing
Misfeed processing
location
Ref.
page
Service Manual Y110571-1