Kyocera KM-3035 Service Manual page 210

2FD/2FF/2FG
Code
C8420 Booklet stitcher* shift motor prob-
lem
C8430 Booklet stitcher* punch communica-
tion problem
C8440 Booklet stitcher* punch sensor prob-
lem
C8450 Booklet stitcher* side punch sensor
problem
C8460 Booklet stitcher* punch backup RAM
data problem
C8470 Booklet stitcher* punch dust sensor
problem
C8480 Booklet stitcher* broken punch
power source wire problem
C8500 Mailbox* drive motor problem
• While the mailbox drive motor is driv-
ing, synchronization signals do not
synchronize continually for 464 ms
(motor lockup).
1-5-36
Contents
Causes Check procedures/corrective measures
A problem is de- See the booklet stitcher service manual.
tected with the
shift motor.
A problem is de- See the booklet stitcher service manual.
tected with the
punch communi-
cation.
A problem is de- See the booklet stitcher service manual.
tected with the
punch sensor.
A problem is de- See the booklet stitcher service manual.
tected with the
side punch
sensor.
A problem is de- See the booklet stitcher service manual.
tected with the
punch backup
RAM data.
See the booklet stitcher service manual.
A problem is de-
tected with the
punch dust sen-
sor.
A broken punch See the booklet stitcher service manual.
power source wire
problem is de-
tected.
Defective mailbox Run a simulation of the mailbox (communi-
drive motor or cation test mode, see page 3-2-2 of the
mailbox main mailbox service manual). If there is any
PCB. problem with the communication, replace
the mailbox drive motor or the mailbox
main PCB and check for correct operation.
Remarks
*: Optional