Utax AK 740, Service Manual

Page: 60 / 207

3N0/3NK/3PD/3PG
1-4-15
DF intermediate sen-
sor stay jam (J631X)
DF main tray ejection
stay JAM (J641X)
DF eject sensor non
arrival jam (J6500)
DF eject sensor stay
jam (J651X)
8. Check if a floated
staple, buckling, or
stapling at a wrong
position is occurred.
Configure each of the cassettes for the weight of the
paper loaded.replace the paper.
Adjust the stapling home position by U246 - Staple
HP.
9. Check stapling has
been properly done if
the paper bundle
cannot be ejected
causing J-6510.
Provide instructions with the following points
emphasized.
1. Tap the paper to align its ends and load all the
way into the cassette.
2. After settings, let go off of the paper. (Allows
automatic ehection after stapling.)
3. Do not remove paper before the paper bundle is
ejected once it is stapled.
DF drum sensor non
arrival jam (J6600)
Paper is jammed with its
leading edge caught by the
diversion solenoid 1 in the
middle of coveying paths.
Or, check that the paper is
fed into the processing unit,
not into the drum unit.
Check the axle of the diverting solenoid 1 is inserted
all the way into the lever of the DF diverting solenoid
1, and insert the lever firmly if it is not.
DF drum sensor stay
jam (J6610)
1. Check if the size and
orientation of the
original document and
the paper used match.
If not matched, load the paper bundle in the size and
orientation configured for the cassette or the manual
feed tray.
2. Check to see if the
actuator (DF drum
sensor) is operative
without hinderance.
If the return spring has been fallen off of the fixing
position, fix it properly.If the actuator won't operate
smoothly, replace.
Jam types Check description Corrective measures