Basic Construction; 1Inputs To And Outputs From The Shift Tray Driver Pcb; 2Outline Of The Electrical Circuitry - Canon Shift Tray-D1 Service Manual

2.1 Basic Construction

2.1.1 Inputs to and Outputs from the Shift Tray Driver PCB
HP sensor
(front)
HP sensor
(rear)
Tray paper
sensor
Tray full sensor
(rear)
Tray full sensor
(front)
Shift motor
2.1.2 Outline of the Electrical Circuitry
The circuit shown below is used to drive the shift motor according to the shift control signal from the host machine
and also to send various sensor signals associated with the shift operation to the host machine.
J203
-1
-2
-3
PS101
J204
-1
-2
-3
PS102
J206
J205
-1 -4 -1
-2 -3 -2
-3 -2 -3
PS103
-1 -4
N.C. N.C.
J207
-1
-2
-3
PS104
J208
-1
-2
-3
PS105
M101
Shift drive PCB
A24V
Shift motor
Motor drive
M
circuit
Sensor
Shift tray driver PCB
+5V
J103
-6
-5
when tray is HP at front, '1'.
STHPR
-4
+5V
J103
-3
-2
STHPL when tray is HP at rear, '1'.
-1
+5V
J104
-6
-5
when paper is present in tray, '0'.
SPEXIST*
-4
+5V
J104
-3
-2
when stack of sheets exceeds limit, '0'.
SPCFULL*
-1
+5V
J106
-3
-2
SPSFULL*
when stack of sheets exceeds limit, '0'.
-1
J105
-1
SDCM1 tray moves to front when +24 V is applied to SDCM1
-2
SDCM2
tray moves to rear when +24 V is applied to SDCM2
F-2-1
J101 J201
A5V
J102 J202
Motor drive
signal
Sensor signal
F-2-2
To host machine
To host machine
Chapter 2
0009-3515
0009-3516
2-1