Service manual

A - 15
COPYRIGHT © 2001 CANON INC. CANOSCAN D1230U/D2400U REV.0 MARCH 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
R110
J1
C3
R22
D4
D10
Q7
R13
EL10
C4
+
D9
C18
L1
D7
D1
+12VL
XPAGND
XPAGND
XPAGND
ASIC_VCC
XPAGND
XPAGND
ASIC_VCC
FAU_DET
FAU_ KEY
C9
Q1
C11
Q2
C2
R2
C1
+
R1
R3
C-DGND
+12VL
VCC
XPAGND XPAGND
PHI2
IRLED
+
EL2 EL4
C10
EL5
JP1
12 34 56 78 910 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
LAMPGND
+18VP
LAMPGND
C-DGND
AGND
CLB RB
C14
+
C5
+
D2
L2
C7
R4
C15
Q3
Q4
C6
+
R8
R5
C8
TRA
CE,T1
+12VL
LAMPGND
LAMPGND
LAMPGND
LAMPGND
LAMPGND
LAMP
1 2 3 4 5 6 7 8
FG
PS5
12
Q6
L3
C17
D3
C16
+
ASIC_VCC
XPAGND
XPAGND
PWRGND
XPAGND
XPAGND
Q5
C12
+
R11
C13
R9
R10
XPAGND XPAGND
XPA
CCD_B
CCD_G CCD_R
EL1
EL12
EL3 EL6 EL8
LAMPGND
C-DGND
CCD_SHR
PHI1
CCD_SHG
PHI3
CCD_SHB
R16R15
S1C20
VCC DGNDDGNDDGND
VCC
MTATHOME
1 2
3 4
Q12
R17
R14
R18
EL7
EL13
C21
R19
D12
Q8
ASIC_VCC
VCC
DGND
DGND
HOTKEY0
LED
D13
D14
JP2
1 2 3
D11
DGND
DGND
DGND
C179
DGND
ASIC_VAROS
+12V_VAROS
C-DGND
C182
EL17
EL18
EL19