Canon fb1210u Servicehandbuch
A - 2
COPYRIGHT
©
2000 CANON INC. CANOSCAN FB1210U REV.0 APR. 2000 PRINTED IN JAPAN (IMPRIME AU JAPON)
II. MAIN PCB CIRCUIT DIAGRAM
CN1
28
26
24
22
20
18
16
14
12
10
8
6
4
2
27
25
23
21
19
17
15
13
11
9
7
5
3
1
OUT_R
OUT_G
OUT_B
CCD_SHR
CCD_RS
CCD_CP
CCD_CK2
CCD_CK1
LAMP_PWR
+18VP
+18VP
C9
LAMP_PWR
VCC
C7
OUT_R
+12V_CCD
+5V_CCD
C12
C1
1
1
+
+
+
VI
VO
GND
C10
C15
C16
R18
U3
R19
VCC
+18VP
1
2
JP1
L7
+
C13
LAMP_PWR
13
12
U1F
U1E
U1D
U1C
U1B
CCD_SHR
11
98
10
R13
R1
1
1
R9
6
5
4
3
R2
R3
2
U1A
1
CCD_CP
CCD_Ck1
CCD_Ck2
CCD_RS
+5V_CCD
C1
OUT_G
OUT_B
C3
C2
+
+12V_CCD
R6
R4
R5
Q1
Q2
R12
C6
R10
R15
R7
R16
C8
Q3
R21
VOUT
R
VOUT
G
VOUT
B
+12V
CCD
C4
C5
+
1
22
21
20
19
18
17
16
8
14
13
12
11
3
4
6
5
7
8
9
10
7
OS3
OS2
OS1
OD
NC
NC
NC
NC
2A2
2A1
1A2
SH
S
NC
NC
NC
CP
RS
SS
1A1
SH1
SH2
U2