Kyocera ECOSYS M2135dn Service Manual page 397

Indica- Contents
tion
4000 Polygon motor initial error (LSU)
The polygon motor ready signal is
not detected when passing 10s after
starting up the polygon motor
4010 Polygon motor steady-state error
(LSU)
The polygon motor ready signal is
not for consecutive 1s after the poly-
gon motor is stabilized
4201 BD steady-state error (LSU)
BD was not obtained during the
steady rotation
2S0/2S1/2S2/2S3/2S4/2S5/2SG/2SH/3RA-1
Related parts Check procedures/corrective mea-
Laser scanner 1. Confirm that the wiring connector is
unit (LSU) firmly connected, and if necessary, con-
nect the connector all the way in.
Polygon motor
If the wiring is disconnected, short-cir-
cuited or has a ground fault, replace the
wire.
2. Replace the LSU.
(see page 4-28)
Main/Engine 1. Check the engine firmware and
PWB upgrade to the latest version if neces-
sary.
2. Replace the main/engine PWB. (see
page 4-94)
Laser scanner 1. Confirm that the wiring connector is
unit (LSU) firmly connected, and if necessary, con-
nect the connector all the way in.
Polygon motor
If the wiring is disconnected, short-cir-
cuited or has a ground fault, replace the
wire.
2. Replace the LSU.
(see page 4-28)
Main/Engine 1. Check the engine firmware and
PWB upgrade to the latest version if neces-
sary.
2. Replace the main/engine PWB. (see
page 4-94)
Laser 1. Confirm that the wiring connector is
scanner firmly connected, and if necessary, con-
unit (LSU) nect the connector all the way in.
LSU - Main/Engine PWB (YC505)
2. If the wiring is disconnected, short-
circuited or has a ground fault, replace
the wire.
3. Replace the LSU.
(see page 4-28)
Main/Engine Replace the main/engine PWB. (see
PWB page 4-94)
7-22
sures
- Main/engine PWB (YC3)
- Main/engine PWB (YC3)