Main Pcb Input And Output - Canon CANOSCAN FB1210U Service Manual

CHAPTER 2
C. Main PCB Input and Output
Adapter
Scanning Unit
Power
LED
Start
Button
Button PCB
Home Position
Sensor
Drive Motor
2 - 4
AC
J1-1
-2
JP1-1
-2
-3
-4
-5
-6
-7
-8
-9
-10
-11
-12
-13
-14
-15
-16
-17
-18
-19
-20
-21
-22
-23
-24
-25
-26
-27
-28
JP3-1
-2
-3
JP5-1
-2
-3
-4
Figure 2-3
©
COPYRIGHT 2000 CANON INC. CANOSCAN FB1210U REV.0 APR. 2000 PRINTED IN JAPAN (IMPRIME AU JAPON)
Main PCB
+12V
FAU_LAMP
GND
LAMP_GND
LAMP_GND
12V_LAMP
12V_LAMP
+15VP
+15VP
DGND
PHI1
DGND
PHI2
DGND
CLB
DGND
DGND
DGND
RB
DGND
TG
VCC
DGND
AGND
AGND
AGND
CCD_B
AGND
CCD_G
AGND
CCD_R
"H" when power LED
VCC
is ON
LED
"H" when start button
HOTKEY0
is pressed
"H" when scanning unit
is in home position
OUT1B
OUT1A
Drive motor drive signal
OUT2A
OUT2B
CHK_FAU JP2-1
-2
To FAU
GND -3
Vbus
JP4-1
To Host
D- -2
D+ -3
Computer
GND -4