User manual

95.08.23.11.31
Color LaserWriter 12/600 PS Basics & Theory 1–148
Sheet Feeder Controller Board Input/Output
Mechanical
Controller
Board
(in Printer)
"L," the SL351 is turned on to
rotate the pickup roller.
SL351
Cassette Feed
Solenoid
+24V
OPFED
M6
Sheet Feeder Motor
J353-
-2
-3
-4
-5
-6
PS352
OPFEDSNS
Sheet Feeder Controller Board
"H" when paper is available.
Sheet Feeder Motor Drive Signal
CA
CB
AO
/AO
BO
/BO
J352-
Detect cassette size.
Cassette Size-Sensing
Switch
CSW301
CSW302
CSW303
/CSIZE1
/CSIZE2
/CSIZE3
J356-2
-3
-4
-1
Cassette Paper
Present Sensor
PS351
P
S
Pickup Sensor
5V
-3
-2
OPSNS
J352-
5V
-6
-5
"H" when no paper is available.
J354-
-1
Serial Communications
J351-1 to 8