Epson Perfection 1670 Photo Manuale di servizio - Pagina 42

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Epson Perfection 1670 Photo Manuale di servizio
EPSON Perfection 1670 Photo/Perfection 1270
Main5/6
A
ADCD[7:0]
4
L2
0
CDSCLK1
L3
0
CDSCLK2
R50
PHI1
C97
C93
33P J
R52
PHITGR
33P J
R16
FOR EMI NO POP
PHI1L
R56
PHIRS
R57
33
PHICP
DMA[8:0]
DMA[8:0]
C75
150P J
DMA9
DMA10
DMA11
DMA12
DMA13
3
DRMRASJ
DRMCASJ
DRMUDQM
DRMLDQM
DRMWEJ
DRMCLK
DMD[15:0]
DMD[15:0]
USBDP
USBDM
2
VCC
L7
Z1000/0.3A
C41
C42
10U Z
1U M
1
A
APPENDIX
B
ADCD[7:0]
U4
ADCD0
127
ADCD0
ADCD1
128
ADCD1
ADCD2
1
ADCD2
ADCD3
2
ADCD3
ADCD4
3
ADCD4
GPO0/PHASE1
ADCD5
4
ADCD5
GPO1/PHASE2
ADCD6
5
ADCD6
ADCD7
6
ADCD7
124
ADCCLK
125
CDSCLK1
126
CDSCLK2
10
GPO6/I03/MCUTX
33
18
XPHI1
19
XPHI2
33
20
XTGR
33
23
XTGG/XPH1L
MCUP1.1/SDATA
24
XTGB/XPH2L
MCUP1.2/SCLK
33
25
XRSZ
26
XSHZ
27
XCPZ
9
GPO7/I13/MCURX
DMA0
122
DRMA0
DMA1
C29
C26
C7
C25
121
DRMA1
DMA2
120
DRMA2
DMA3
150P J
100P J
100P J
100P J
119
DRMA3
DMA4
118
DRMA4
DMA5
117
DRMA5
DMA6
116
DRMA6
DMA7
115
DRMA7
DMA8
114
DRMA8
113
DRMA9
112
DRMA10
111
DRMA11
110
DRMA12
109
DRMA13
R49
0
102
DRMRASJ
R58
0
103
DRMCASJ
R59
0
104
DRMUDQM
R60
0
105
DRMLDQM
R61
0
106
DRMWEJ
GPI8/SYNCTEST0
R90
0
83
DRMCLK
GPI9/SYNCTEST1
GPI10/RESUME
DMD0
101
NON POP
DRMD0
GPI11/VBUS
C106
DMD1
100
10P J
DRMD1
DMD2
99
DRMD2
DMD3
98
DRMD3
DMD4
97
DRMD4
DMD5
96
DRMD5
DMD6
95
DRMD6
DMD7
92
DRMD7
DMD8
91
DRMD8
DMD9
90
DRMD9
DMD10
89
DRMD10
DMD11
88
DRMD11
DMD12
87
DRMD12
DMD13
86
DRMD13
DMD14
85
DRMD14
DMD15
84
DRMD15
45
DPH
44
DMH
R66
33
48
DPF
R67
33
41
DMF
49
USBRREF
R68
15KF
39
USBAVDD
43
USBAVDD
47
USBAVDD
40
USBAVSS
42
USBAVSS
46
USBAVSS
C72
C108
C110
0.01U M
0.01U M
0.01U M
M5623/PQFP-128
B
C
XTALI
51
XTALI
XTALO
52
XTALO
RESETJ
54
RESETJ
17
16
15
GPO2/I01
14
GPO3/I11
13
GPO4/I02
12
GPO5/I12
28
CCFLCTL
XCTRL
31
MCUP1.0
SLOAD
32
SDATA
C115
C117
C119
33
SCLK
0.1uF/25V
0.1uF/25V
0.1uF/25V
34
SI
MCUP1.3
C116
C118
C120
35
SO
MCUP1.4
0.1uF/25V
0.1uF/25V
0.1uF/25V
36
SCK
MCUP1.5
37
MCUP1.6
38
LEDG
MCUP1.7
55
LOD
GPIO0
56
TPO_SWITCH
GPIO1
57
GPIO2
Home Sensor
58
LEDR
GPIO3
59
GPIO4
sleep switch
60
GPIO5
61
GPIO6
62
GPIO7
80
GPI0
79
GPI1
78
GPI2
77
GPI3
76
GPI4
75
GPI5
74
GPI6
73
GPI7
70
69
68
67
66
BUTTON 1
GPI12
65
GPI13
BUTTON 2
64
BUTTON 3
GPI14
L23
Z1000/0.3A
63
GPI15
BUTTON 4
VCC5V
C43
C65
10U Z
C64
11
VDD5
0.1uF/25V
123
0.1uF/25V
VDD5
8
VDD
21
VDD
29
VDD
50
VDD
71
VDD
82
VDD
94
VDD
108
VDD
7
GND
22
GND
30
GND
53
GND
72
GND
81
GND
93
GND
C66
C101
C103
107
GND
0.1uF/25V
0.1uF/25V
0.1uF/25V
C67
C102
0.1uF/25V
0.1uF/25V
C
Circuit Diagrams
D
E
VCC5V
R54
3K
R46
33
R44
33
R45
1M
LMAPH
LMBPH
LMA0
C68
LMA1
Y1
12MHZ
C69
10U Z
LMB0
1000pF/50V
LMB1
C62
C63
22pF/50V
22pF/50V
PID SETTINGl:
GPI0
GPI1
GPI2
GPI3
Tulip
-
-
-
RN2
1
8
2
7
3
6
4
5
0
GPI11
VCC
C59
0.1uF/25V
VCC
C60
C58
L20
Z1000/0.3A
AMS1117-3.3
0.1uF/25V
0.1uF/25V
2
OUT
C57
100U 25V
C61
0.1uF/25V
105C
D
E
Revision B
4
GPI4
GPI5
-
-
-
3
2
VCC5V
Q3
3
IN
C56
0.1uF/25V
1
42