Canon DADF-H1 Service Manual page 147

ADF Controller Block Diagram (3/4) A503
+5V +5V
R43
J3
VCC
1
R44
J3
SGND
2
J3
R42
ADFOPS
3
+5V +5V
J3
R45
Vcc
4
R47
J3
SEND
5
J3
R46
REGS
6
+5V +5V
R51
J3
Vcc
7
R52
J3
SGND
8
J3 R49
READS
9
+5V +5V
J3 R55
Vcc
10
R56
J3
SGND
11
J3 R54
EJTS
12
+24V
CP10
J2
PGND
2
C19
J2
+24V
1
+5R
+5V
IC5
D1
SK
5
4
D0
CS
6
3
GND
VCC
7
2
TEST
NC
8
1
A-8
CP20
R25
[A501]DFOPENS
C28
CP21
IC6
14
R48
[A501] REGS
2
1
[A501] RMOT_VREF
C29
IC6 [A501] RMOT_/A
14
3
4
CP22
IC6
R50
14
6 [A501] READS
5
C30
CP23
IC6
R53
14
10 [A501] EJTS
9
C31
CP6 CP7 CP8 CP9
[A501] E2PROM
CS
[A501] E2PROM CLK
[A501] E2PROM D
[A501] E2PROM D1
R89
+5V
CP24 CP25
C32
8
2
R57
1
3
IC9
4
+5V
[A501] RMOT_B
FU2
+5V
IC7
1
OUTA
2
SYNCA
3
REFA
4
GNDA
RA1
5 5
6
IN_A RA1
6 1
INA
7
VSA
8
OUT_A
R58
9
RSA
R60
10
RSB
CP26
11
OUTB
12
VSB
13
SYNCB
14
REFB
15
GNDB
RA1
16 7 8
RA1 IN_B
17
3
4
INB
18
OUT_B
COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000
+24V
J7
+24VP
1
J7
+24VP
2
J7
M1A
3
J7
M1A*
4
J7
M1B
5
J7
M1B*
6
CP27
J7
N.C.
+5V
7
[A501] RMOT_A
2
+5V
[A501] RMOT_B
+
C34
CANON DADF-H1 REV.0 MAR. 2001