Epson Perfection 1270 - Page 40

EPSON Perfection 1670 Photo/Perfection 1270 Revision B
APPENDIX Circuit Diagrams 40
Main3/6
A
A
B
B
C
C
D
D
E
E
4 4
3 3
2 2
1 1
FOR EMI EXPERIMENT
1W 1W
LMBPH
RC2
LMAPH
SEN2
SEN1
LMAPH
LMA1
LMA0
LMB0
LMB1
LMBPH
VCC5V
15V
VCC5V
J4
2061189104
1
2
3
4
1
2
3
4
C82
820pF/50V
R74
56K
C76
180pF/50V
C88
0.1uF/25V
+
C84
105C
100U 25V
12
C85
820pF/50V
C81
820pF/50V
R73
56K
C87
0.1uF/25V
C86
820pF/50V
R72
1.2/2512
R70
1K
R69
1K
C80
180pF/50V
+
C89
105
100U 25V
12
R71
1.2/2512
C83
0.1uF/25V
C79
180pF/50V
C78
180pF/50V
U6
L6219
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
OUT1A
OUT2A
E2
SENSE2
OUT2B
GND
GND
I02
I12
PHASE2
VREF2
RC2
VBB
E1
SENSE1
OUT1B
I01
GND
GND
I11
PHASE1
VREF1
RC1
VCC