Epson EPL-N4000 Service Manual page 148

EPSON EPL-N4000/EPL-N4000+ Optional Finisher Stapler
COMPILER, INTERLOCK, STAPLER SENSORS
The following tables show the signal names in the wiring diagram below.
Signal
Supervisory signal for paper on the Face Down Output Tray for
IOT FULL Base Engine.
PAPER SNR High=Tray is full with paper.
Low=Tray is not full with paper.
Supervisory signal for the position of the Transport Assembly
against the CCD Assembly.
GATE IN
High=Sensor is not pushed in. (The Assembly is not in the right
INTLOCK SNR
position.)
Low=Sensor is pushed in.
Supervisory signal for the Transport Cover.
TRANSPORT
High=Cover is open.
INTLOCK SNR
Low=Cover is closed.
COMPILER Supervisory signal for paper exititng from the Compiler Tray.
TRAY EXT High=There are paper exititng from the Compiler Tray.
SNR Low=No paper exititng from the Compiler Tray
Supervisory signal for the paper height on the Tray 1/2/3.
STACK HIGHT High=Sensor is not pushed in. (Sensor detected the paper
SNR height.)
Low=Sensor is pushed in.
Supervisory signal for stapler position of the front angle staple..
STAPLER F-
High=The stapler is on the right position.
CORNER SNR
Low=The stapler is not on the right position.
STAPLER F- Supervisory signal for stapler position of the front edge staple.
STRAIGHT High=The stapler is on the right position.
SNF Low=The stapler is not on the right position.
Appendix
FINISHER PWB
Explanation
Wiring Diagram and Signal Data
Signal
STAPLER R- Supervisory signal for stapler position of the rear edge staple.
STRAIGHT High=The stapler is on the right position.
SNF Low=The stapler is not on the right position.
Interrupt signal from the Unload While Running Switch to the
UNLOAD W- Finisher PWB.
RUN SW High=Interruption occured.
Low=No interruption occured.
Signal for the Switch on the Interlock LED.
UNLOAD W-
High=LED off.
RUN LED
Low=LED on.
Figure 4-5. Wiring Diagram 4
Revision A
Explanation
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