User manual

95.08.23.11.29
Color LaserWriter 12/600 PS Basics & Theory 1–26
Mechanical Controller Board Input/Output Signals
DEVHP
CL2
+24V
/DEVON
J2017-4
-3
PS4
PS3
DEVCAM
5VSAVE
OILFUL
PS10
PS9
POUT
5VSAVE
5VSAVE
CL1
+24V
/DEVBRK
J2017-2
-1
SL6
+24V
/ATTSLON
J2014-2
-1
SL9
+24V
/DCSLON
J2014-10
-9
SL7
+24V
/DDSLON
J2014-4
-3
SL8
+24V
/WEBSL
J2014-5
-6
SL3
+24V
/TDCSLON
J2009-8
-7
CL4
+24V
/FIXON
J2011-2
-1
5VSAVE
J2006-4
-6
-5
J2006-1
-3
-2
"H" when oil overflows from oil pan.
"H" when paper is detected.
Mechanical Controller Board
Cassette Pickup Board
High-Voltage Power Supply
Toner Carousel Sensors
Toner
Carousel
Position
Sensor
Toner
Cartridge
Position
Sensor
Toner Carousel
Drive Clutch
Toner Carousel
Brake Clutch
Fuser Assembly
Fuser Assembly
Drive Clutch
"L" to turn ON SL3, rotating the rollers in the fuser
assembly.
"L" to turn ON SL6, operating the attraction roller press
cam. SL6 is used to control the pressing/separation
between the attraction roller and the transfer drum.
"L" to turn ON SL9, operating the discharge roller press
cam. SL9 is used to control the pressing/separation
between the discharge roller and the transfer drum.
"L" to turn ON SL7, operating the transfer drum press
cam. SL7 is used to control the pressing/separation
between the photosensitive drum and the transfer drum.
"L" to turn ON SL8, operating the cleaning brush press
cam. SL8 is used to control the pressing/separation
between the cleaning brush and the transfer drum.
"L" to turn ON SL12. This solenoid is used to drive
the cleaning belt.
"L" to turn ON CL2, rotating the toner carousel
"H" to turn OFF CL2, rotating the cartridge sleeve.
"L" to turn ON CL1, braking the toner carousel.
"L" when the toner cartridge is pressed
against the photosensitive drum.
"H" when the toner cartridge is separated
from the photosensitive drum.
"H" when a flag is detected.
See "Carousel Rotational Detection" in
this chapter.
Serial Communications
Serial Communications
Oil Overflow
Sensor
Paper Delivery
Sensor
Attraction Roller
Press Solenoid
Discharge Roller
Press Solenoid
Drum Press
Solenoid
Transfer Drum
Cleaner Press
Solenoid
Cleaning Belt
Drive Solenoid
J2008
J2002
J2009-12
-14
-13
J2009-9
-11
-10