3300 Optical System (Agg) Error; 3500 Communication Error; 3600 Scanner Sequence Error; 4000 Polygon Motor Steady-State Error - Kyocera TASKalfa 1800 Service Manual

Code Contents
3300 Optical system (AGC) error
One of the gains is FF or 00
during the CIS lamp AGC is
being processed.
3500 Communication error
between scanner and ASIC
An error code is detected.
Scanner sequence error
3600
4000 Polygon motor steady-state
error
After Polygon motor is stabi-
lized, the ready signal is at the
H level for 1 s continuously.
Related parts
CIS
Main/Engine PWB Replace the main/engine PWB and check
for correct operation (see page 2-2-11).
CIS
Main/Engine PWB Replace the main/engine PWB and check
for correct operation (see page 2-2-11).
Main/Engine PWB
Polygon motor
(LSU)
Main/Engine PWB
1-4-26
2NC/2NF/2NG/2NN/3P7/3P8/3P9
Check procedures/
corrective measures
1. Execute U906 Separating Operation
Release (see page 1-3-114).
2. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
CIS and main/engine PWB (YC2011)
3. If the wiring is disconnected, shorted or
grounded, replace the wiring.
4. Replace the CIS and execute U411 (see
page 1-3-75).
1. Execute U906 Separating Operation
Release (see page 1-3-114).
2. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
CIS and main/engine PWB (YC2011)
3. If the wiring is disconnected, shorted or
grounded, replace the wiring.
4. Replace the CIS and execute U411 (see
page 1-3-75).
1. Execute U021 memory initializing (see
page 1-3-19).
2. Replace the main/engine PWB and
execute U411 (see page 1-3-75).
1. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
Polygon motor and main/engine PWB
(YC10)
2. If the wiring is disconnected, shorted or
grounded, replace the wiring.
3. Replace the laser scanner unit (see
page 1-5-27).
1. Check the main/engine software and
upgrade to the latest, if necessary.
2. Replace the main/engine PWB (see
page 2-2-11).