Kyocera ECOSYS P2235dw Service Manual page 264

Step Check description
10 (In case paper leading
edge is bent) Checking
paper
11 Checking the connection
12 Checking the registration
sensor
13 Replacing the main/engine
PWB
J4002/J4003: Registration sensor non-arrival jam
Condition: Paper is not damaged. (The PF conveying roller does not rotate properly.
The PF conveying clutch does not operate properly.)
The registration sensor does not turn on when feed from cassette 2, 3.
Step Check description
1 (In case paper stops at the
PF conveying roller)
Checking the drive parts
Assumed cause
foreign objects are on the
paper.
The connector is not prop-
erly connected or the wire
is faulty.
The registration sensor
does not operate properly.
The main/engine PWB is
faulty.
Assumed cause
The PF feed motor drive is
not transmitted properly.
7-57
2RV/2RW/2RX/2RY/3RA-3
Measures
Remove the paper with for-
eign objects.
Clean the terminal of the fol-
lowing wire connectors and
reconnect the connectors. If
there is no continuity, replace
the wire.
• Registration sensor (on the
high voltage PWB) - Main/
engine PWB (YC16)
Clean the registration sensor
and reconnect the connector.
If not repaired, replace the
high voltage PWB (including
the registration sensor).
Replace the main/engine
PWB.
Measures
Check if the PF conveying
roller smoothly rotates manu-
ally. Clean the drive parts and
reattach them if necessary. If
not repaired, replace them.
Reference
Reference