Document Is Positioned Incorrectly - Oce 3121 Technical & Service Manual

19 Document is positioned incorrectly

Paper sensor S1 for the document
tray
Registration sensor S3
Incorrect positioning of the documents can cause damage to occur. To ensure
the correct positioning of the document, the RDF monitors the movement of
the documents. The monitoring is carried out by various sensors.
The table shows the various situations that are monitored during document
handling. If a jam is detected, the copier displays a message.
Envelope Sen-
sor
Idle swing of S11
the t.o.t.s..
lever (2nd
document or
later)
Pick-up fault S7
Over-ride of S7
the paper stop
ed.1
S6
S7
S3
S8
Situation
The t.o.t.s.. lever swung without
touching a document: immediately
after the motor M4 started run-
ning.
The sensor S7 did not detect the
leading edge of a document within
1500 ms after the motor M1 was
switched on.
The document moved over the
paper stop, when the original was
positioned.
S4
S1
MS1 MS2
Stop plate
Pick-up sensor S7
Recirculation sensor S13
Reaction by the RDF
The RDF stops immedi-
ately.
The separation belt, the
feeding roller and the
pick-up roller are stopped
immediately. The RDF
stops after delivering the
copy made of the previ-
ous document.
The RDF stops immedi-
ately.
Re-circulating
S13
M4
S12
10 RDF 565
Code
01H
03H
05H