Dell 3130cn Service Manual page 806

Signal line name
PAPER SIZE SW 1 ON (L) +3.3VDC
PAPER SIZE SW 2 ON (L) +3.3VDC
PAPER SIZE SW 3 ON (L) +3.3VDC
PAPER EMPTY SENSED (L)
+3.3VDC
TURN CL ON (L) +24VDC
FEED CL ON (L) +24VDC
- Outline of SWITCH ASSY SIZE
The paper size is determined by a combination of ON/OFF statuses of the SW 1, SW 2, and
SW 3 switches of SWITCH ASSY SIZE.
Version 1 2007.12.28
Paper size
LEGAL 14" (SEF)
LEGAL 13" (SEF)
EXECUTIVE (SEF)
B5 (SEF)
A4 (SEF)
LETTER (SEF)
A5
No cassette
ON : The actuator is pushing the size switch.
SW 1
SW 2
SW 3
SWITCH ASSY SIZE
Chapter 7 Wiring Diagrams and Signal Information
ON/OFF signal of the SWITCH ASSY SIZE
Paper detect signal of the Feeder by the Sensor Photo
(NO PAPER SENSOR)
ON/OFF signal of the TURN CLUTCH
ON/OFF signal of the FEED CLUTCH
Switches
SW 1 SW 2
ON ON
ON ON
ON OFF
ON OFF
OFF ON
OFF OFF
OFF ON
OFF OFF
7 - 14
Description
SW 3
ON
OFF
ON
OFF
ON
ON
OFF
OFF
KMY07014KA