Canon DR-2580C Service Manual page 127

7
GUARD GND
CCD CLK LVDS P
CCD CLK LVDS N
GND
CCD TXD OUT
CCD RXDE LVDS P
CCD RXDE LVDS N
+16V
CCD RXDO LVDS P
CCD RXDO LVDS N
+16V
GND
AC adapter
Optical unit
10 9 8 7 6 5 4 3 2 1
J102
CCD PCB
Inverter
PCB
HIGH VOLTAGE
(BLUE CABLE)
Lamp
FL1
LOW VOLTAGE
(WHITE CABLE) CN2
COPYRIGHT © 2005 CANON ELECTRONICS INC. CANON DR-2580C FIRST EDITION APR. 2005
6 5
J50
U-sonic sensor PCB
7 6 5 4 3 2 1
PS1 1 2 3 4 5 6 7
J2000
Power lever sensor
J701
5P USB
Control PCB
J501
16 14 12 10 8 6 4 2 16 14 12 10 8
15 13 11 9 7 5 3 1 15 13 11 9
1 3 5 7 9 11 13 15 1 3 5 7 9
2 4 6 8 10 12 14 16 2 4 6 8
J1 J2
CIS PCB (front) CIS PCB (back)
2
1
P1
PS8
Optical motor
M3
Optical unit
sensor
J101
1 2 3
Flatbed scanner unit (option)
CN1 J103
4
Document board sensor PCB
PS4
J100
Document board sensor
4 3 2 1
1 2 3 4
J1001
PS7 PS6
Registration Pre-registration
sensor sensor
PS5
Shading sensor
J502
6 4 2
Rear cover sensor
7 5 3 1
11 13 15
10 12 14 16
Contact
FLAT_B
FLAT_B* PCB B
FLAT_A*
FLAT_A
I. GENERAL DIAGRAM
3 2
Swtich PCB
LED_P*
+3.3V
Job switch
SEL_CH1
PS3
CH1
SW1
CH2
GND
Open detect
PICK_B*
sensor
PICK_B
SW2
PICK_A
PICK_A*
FLAT_B*
FLAT_B
SW3
FLAT_A
FLAT_A*
FEED_B*
FEED_B
FEED_A
Contact PCB A
FEED_A*
THERMISTA
PS2
J202
1 2 3 4
1
F
PICK_A*
PICK_A
Picup motor
M1
PICK_B
PICK_B*
E
FEED_A
FEED_A*
Carry motor
M2
FEED_B
FEED_B*
D
C
B
A
A-1