2NC/2NF/2NG/2NN/3P7/3P8/3P9
1-4-26
3300 Optical system (AGC) error
One of the gains is FF or 00
during the CIS lamp AGC is
being processed.
CIS 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).
Main/Engine PWB Replace the main/engine PWB and check
for correct operation (see page 2-2-11).
3500 Communication error
between scanner and ASIC
An error code is detected.
CIS 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).
Main/Engine PWB Replace the main/engine PWB and check
for correct operation (see page 2-2-11).
3600
Scanner sequence error Main/Engine PWB 1. Execute U021 memory initializing (see
page 1-3-19).
2. Replace the main/engine PWB and
execute U411 (see page 1-3-75).
4000 Polygon motor steady-state
error
After Polygon motor is stabi-
lized, the ready signal is at the
H level for 1 s continuously.
Polygon motor
(LSU)
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).
Main/Engine PWB 1. Check the main/engine software and
upgrade to the latest, if necessary.
2. Replace the main/engine PWB (see
page 2-2-11).
Code Contents Related parts
Check procedures/
corrective measures
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