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COPYRIGHT © 1999 CANON INC. CANOSCAN FB330/FB630 SERIES REV.0 OCT. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
I. GENERAL CIRCUIT DIAGRAM (CanoScan FB330P/FB630P)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
VOUT
NC
AGND
VCC
VREF
SP
CLK
LED COMMON
BLED
GLED
RLED
FGND
NC
NC
NC
NC
AP
AN
BP
BN
1
2
+10.5V
GND
M1
J2
J4
CS1
J3
J5
1
HSTB
2
IF0
3
IF1
4
IF2
5
IF3
6
IF4
7
IF5
8
IF6
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
IF7
HACK
HXBSY
HXPERR
HXSEL
HATFD
HFALT
HAINTT
HSELIN
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
1
2
3
4
5
6
7
IF0
IF1
IF2
IF3
IF4
IF5
IF6
IF7
PSTB
PACK
PXBSY
PSPERR
PXSEL
PATFD
PFALT
PAINTT
PSELIN
J3
J5
Scanning unit
drive motor
Main PCB
Contact
image sensor