Power Supply And Interlock - Lexmark W840 Finisher Service Manual

4024-XXX

Power supply and interlock

The finisher is equipped with the following interlock switches.
•
Switch (finisher front door interlock)—Turns off when the cover assembly front opens, shutting off the
Interlock, +24 V dc line in the finisher.
•
Switch (eject cover interlock)—Turns off when the cover eject on the right side opens, shutting off the
Interlock, +24 V dc line in the finisher.
AC
Printer
3-30
Finisher Service Manual
Finisher
controller
card asm
+5 Vdc
Finisher LVPS
card asm
+24 Vdc +24 Vdc
ON/OFF
Interlock
+24 Vdc
Switch (eject cover interlock)
Switch (finisher front door interlock)
Sensor
Switch
(eject cover
interlock)
Switch
(finisher
front door
interlock