Xerox Phaser 6280 Service Manual page 646

Plug/Jack and Wiring Diagrams
Outline of Optional Size Switch
10-40
Signal Line Name
TRAY SEN
Rxd
Txd
TURN CL ON (L) +24 VDC
FEED CL ON (L) +24 VDC
PAPER EMPTY SENSED
(L) +3.3 VDC
PAPER SIZE SW 1 ON (L)
+3.3 VDC
PAPER SIZE SW 2 ON (L)
+3.3 VDC
PAPER SIZE SW 3 ON (L)
+3.3 VDC
FEED MOT ON
FEED MOT ALARM
FEED MOT CLK
FEED MOT LOW
The paper size is determined by a combination of the On/Off statuses of the
SW 1, SW 2, and SW 3 switches of the Size Switch Assembly.
Paper Size
Letter (SEF)
A4 (SEF)
A5
B5 (SEF)
Legal 13" (SEF)
Legal 14" (SEF)
Executive (SEF)
No Tray
On: The Actuator is pushing the Size Switch Assembly.
Description
Controls signal of the Optional Feeder Board.
On/Off signal of the urn Clutch.
On/Off signal of the Feed Clutch.
Paper detects signal of the Feeder by the Photo Sensor
(Tray 3 No Paper Sensor).
On/Off signal of the Size Switch Assembly.
Drives control signal of the Feed Motor.
Switches
SW 1 SW 2
Off Off
Off On
Off On
On Off
On On
On On
On Off
Off Off
Phaser 6280 Color Laser Printer Service Manual
SW 3
On
On
Off
Off
Off
On
On
Off