080 5
B
C
E
2SC2412
NONE
RGB-R
RGB-G
RGB-B
PH1L
SH2
PH3L
SH3
SH1
PH2
PH1L
PH3L
VEE
VEE
VCC
VCC
PH1
PH1
PH2
VINR
VING
VINB
SH2
SH3
SH1
SNCK1A
SNCK1B
SNCK1C
SNCK1D
SNCK1D
SNCK4
SNCK1E
SNCK1F
12V
12V
12V
12V
5V
D_5V
D_5V
D_5V
-2V
-2V
-2V
D_5V
-2V
R2 100
R26
0
C19
1uF
C14
0.1uF
C20
1uF
C27
1uF
D2
Z2V
C24
2.2uF
C18
1uF
R20
1K
R14
1K
1
4
0
0
1
4
0
0
1
4
0
0
1
4
0
0
1
4
0
0
1
4
0
0
R
(
S
U
B
)
R
(
M
A
I
N
)
G
(
M
A
I
N
)
G
(
S
U
B
)
B
(
S
U
B
)
B
(
M
A
I
N
)
ILX181K
IC1
ILX181K
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
PH1
PH4
PH3L
GND
VOUT-R
VOUT-G
NC
NC
VL-2V
GND
ROG-B
ROG-G
ROG-R
VDD_12V
PH1
PH2
NC
NC
VOUT-B
VDD_12V
PH1L
PH3
RS
PH2
C81
4.7uF
R4
1K
C5
0.1uF
C82
4.7uF
R83
0
C15
0.1uF
C16
33pF
Q5
2SC2412
1
3
2
R9 5.1
C12
33pF
Q2
2SC2412
1
3
2
C9
0.1uF
C3
33pF
Q1
2SC2412
1
3
2
R30
0
R35
0
C7
0.1uF
R34
0
R36
0
R21 33
C2
0.1uF
R22 100
IC3
AC244
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
1OE
1A1
2Y4
1A2
2Y3
1A3
2Y2
1A4
2Y1
GND
2A1
1Y4
2A2
1Y3
2A3
1Y2
2A4
1Y1
2OE
VCC
IC4
AC244
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
1OE
1A1
2Y4
1A2
2Y3
1A3
2Y2
1A4
2Y1
GND
2A1
1Y4
2A2
1Y3
2A3
1Y2
2A4
1Y1
2OE
VCC
C26
0.1uF
TPS60400
IC5
1
2
3
4
5
O
U
T
IN
C
-
G
N
D
C
+
R25
0
R19
NONE
D1
BAT54S
3
1
2
R13
NONE
R3
NONE
C25
0.1uF
C1
0.1uF
R33
470
IC2
74HCT4053PW
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Y1
Y0
Z1
Z
Z0
INH
VEE
GND
C
B
A
X0
X1
X
Y
VCC
Q4
2N3904
3
2
1
C6
1uF
Q3
2N3906
3
2
1
R8
0
R1
100
R24 100
R5
560
R27 100
C17
0.1uF
R7
NONE
C21
0.1uF
R28
0
C8
100uF/25V
R11 1K
R17 NONE
C4
0.1uF
R31
0
R15
1K
R32
0
R12
0
R29
0
C23
1uF
C22
1uF
C10
100uF/16V
R23
33
R18 100
C11
470uF/6.3V
R6
100
R10 100
C13
0.1uF
R16
100
Model : PM-A900 /
Stylus PHOTO RX700
Board : Scanner board
Sheet : 1/3
Rev : 0.1
Summary of Contents for Stylus Photo RX700 Series
Page 1: ...EPSON StylusPhotoRX700 Scanner Printer Copier SERVICE MANUAL ECOS SEMF05001 ...
Page 9: ...C H A P T E R 1 PRODUCTDESCRIPTION ...
Page 17: ...C H A P T E R 2 OPERATINGPRINCIPLES ...
Page 51: ...C H A P T E R 3 TROUBLESHOOTING ...
Page 76: ...C H A P T E R 4 DISASSEMBLYANDASSEMBLY ...
Page 133: ...C H A P T E R 5 ADJUSTMENT ...
Page 146: ...C H A P T E R 6 MAINTENANCE ...
Page 163: ...C H A P T E R 7 APPENDIX ...
Page 175: ...Model PM A900 Stylus PHOTO RX700 Board C583Main Sheet 1 3 Rev H ...
Page 176: ...Model PM A900 Stylus PHOTO RX700 Board C583Main Sheet 2 3 Rev H ...
Page 177: ...Model PM A900 Stylus PHOTO RX700 Board C583Main Sheet 3 3 Rev H ...
Page 178: ...Model PM A900 Stylus PHOTO RX700 Board C583 PNL PNL B Sheet 1 1 Rev C ...
Page 179: ...Model PM A900 Stylus PHOTO RX700 Board C583PSB Sheet 1 1 Rev H ...
Page 180: ...Model PM A900 Stylus PHOTO RX700 Board C583PSE Sheet 1 1 Rev F ...