Canon canoscan d660u Service Manual
A - 4
COPYRIGHT ©
2000 CANON INC. CANOSCAN D660U REV.0 JULY 2000 PRINTED IN JAPAN (IMPRIME AU JAPON)
III. CCD DRIVE PCB CIRCUIT DIAGRAM
+
+
+
C4
C5
C1
1
C6
C9
C3
C2
C16
C14
C15
R9
R14
R6
VO
B
VO
G
VO
R
VA
R
O
S
BMSEN
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
MB-
MA-
12VM
SENB
PB2
VCC
MB+
MA+
SEN
A
TR
RS
PB1
VO
R
VO
G
VO
B
12VI
12VC
12VC
C1
I1
I2
I3
I4
I5
I6
I7
GND
6
5
4
3
2
1
O1
O2
O3
O4
O5
O6
O7
COM
1
2
3
4
5
6
7
8
1
2
J1
1
2
J2
VCC
12VC
J4
U3
I1
I2
I3
I4
I5
I6
I7
GND
O1
O2
O3
O4
O5
O6
O7
COM
1
2
3
4
5
6
7
8
U4
OS1
OS2
OS3
OD
SS
SS
NC
NC
NC
NC
NC
NC
IÍ1A1
IÍ1A2
IÍ2A1
IÍ2A2
SH1
SH2
SH3
RS
CP
SP
14
9
15
8
13
12
10
3
4
19
21
22
1
20
2
11
5
6
7
16
17
18
G
D
S
U1
J3
SEN
A
Q4
C
E
B
C10
R4
R5
R7
Q1
C
E
B
12
C8
R3
R13
VA
R
O
S
C12
R16
PB1
PB2
TR
U2A
11
1
0
R1
1
RS
U2E
98
VCC
VCC
U2D
12
13
U2F
34
R15
U2B
56
R17
R20
R2
Q3
VCC
HMSEN
MB+
MB-
SEN6
R21
R18
MA-
MA+
R19
U2C
R12
R10
R8
Q2
C
E
B
C7
C13
M12G
R1
ISO1
VCC
D1
M12G
M12G
16
15
14
13
12
11
10
9
16
15
14
13
12
11
10
9