Read Sharp PN-525E (serv.man3) Service Manual online
PN-525E
CIRCUIT DIAGRAM & PARTS LAYOUT
7 – 4
OPORTA23
OPORTA22
OPORTA22
OPORTA20
OPORTA21
OPORTA18
OPORTA19
OPORTA16
OPORTA17
OPORTA14
OPORTA15
OPORTA12
OPORTA13
OPORTA10
OPORTA11
OPORTA8
OPORTA9
OPORTA6
OPORTA7
OPORTA4
OPORTA5
OPORTA2
OPORTA3
OPORTA0
OPORTA1
PC_SCL
PC_SDA
AV_SDA
AV_SCL
DDCD_+5V
DDCD_+5V
DDCD_+5V
DDCD_+5V
DDCD_+5V
MAIN_+3.3V
MAIN_+3.3V
MAIN_+3.3V
MAIN_+3.3V
DVI_VS
3,4
DVI_DE
3,4
DVI_HS
3,4
RX_SCDT
4
DDC_W
1,4
OPORTA[23:0] 3,4
DDC_SEL
4
CTL3
4
DVI_DCLK
3,4
DVI_SCL
4
DVI_SDA
4
R0
R1
R2
R3
R4
R5
R6
R7
B0
B1
B2
B3
B4
B5
B6
B7
G0
G1
G2
G3
G4
G5
G6
G7
SEL : H:PC L:AV
DDC_SEL : L:AV H:PC
PC
AV
C216
0.01u(B)
0.01u(B)
C216
0.01u(B)
0.01u(B)
BR201
33*4
33*4
BR201
33*4
33*4
R219
10k
10k
R219
10k
10k
C204
0.01u(B)
0.01u(B)
C204
0.01u(B)
0.01u(B)
R218
33
R218
33
C208 0.01u(B)
C208 0.01u(B)
C219
0.1u
0.1u
C219
0.1u
0.1u
ER
1
SUB
2
GND
3
VOUT
4
VCC
5
IC207
NA
IC207
NA
R203
33
R203
33
R232
0
0
R232
0
0
C210 0.01u(B)
C210 0.01u(B)
A0
1
A1
2
A2
3
GND
4
SDA
5
SCL
6
WP
7
VCC
8
IC204
BR24L02F-WE2
IC204
BR24L02F-WE2
C217
0.01u(B)
0.01u(B)
C217
0.01u(B)
0.01u(B)
BR203
33*4
33*4
BR203
33*4
33*4
R202
33
R202
33
BR202
33*4
33*4
BR202
33*4
33*4
A0
1
A1
2
A2
3
GND
4
SDA
5
SCL
6
WP
7
VCC
8
IC205
BR24L02F-WE2
IC205
BR24L02F-WE2
D
1
CLK
2
GND
3
/Q
4
VDD
5
IC202
SN74LVC1G80DBVR
IC202
SN74LVC1G80DBVR
R236
NA
NA
C214
0.01u(B)
0.01u(B)
C214
0.01u(B)
0.01u(B)
DFO
1
/PD
2
ST
3
PIXS
4
DGND
5
DVDD
6
/ST
A
G
7
SCDT
8
/PDO
9
QE0
10
QE1
11
QE2
12
QE3
13
QE4
14
QE5
15
QE6
16
QE7
17
OVDD
18
OGND
19
QE8
20
QE9
21
QE10
22
QE11
23
QE12
24
QE13
25
QE14
26
QE15
27
OGND
28
OVDD
29
QE16
30
QE17
31
QE18
32
QE19
33
QE20
34
QE21
35
QE22
36
QE23
37
DVDD
38
DGND
39
CTL1
40
CTL2
41
RSVD
42
OVDD
43
ODCK
44
OGND
45
DE
46
VSYNC
47
HSYNC
48
QO0
49
QO1
50
QO2
51
QO3
52
QO4
53
QO5
54
QO6
55
QO7
56
OVDD
57
OGND
58
QO8
59
QO9
60
QO10
61
QO11
62
QO12
63
QO13
64
QO14
65
QO15
66
CAP
67
DGND
68
QO16
69
QO17
70
QO18
71
QO19
72
QO20
73
QO21
74
QO22
75
OGND
76
QO23
77
OVDD
78
AGND
79
RX2+
80
RX2-
81
AVDD
82
RX1+
83
RX1-
84
AVDD
85
RX0+
86
RX0-
87
AVDD
88
RXC+
89
RXC-
90
AVDD
91
DDC_SCL
92
DDC_SDA
93
DDC_SA
94
RCL
95
RDA
96
PVDD1
97
PGND
98
PVDD2
99
OCK_INV
100
IC201
TFP503
TFP503
IC201
TFP503
TFP503
C223
NA
NA
C223
NA
NA
C202
0.1u
0.1u
C202
0.1u
0.1u
R235
NA
NA
3
2
1
Q207
2SK3018
2SK3018
Q207
2SK3018
2SK3018
C218
0.1u
C218
0.1u
R220
10k
10k
R220
10k
10k
R233
0
0
R233
0
0
BR205
33*4
33*4
BR205
33*4
33*4
C205
0.01u(B)
0.01u(B)
C205
0.01u(B)
0.01u(B)
R204
33
R204
33
C220
0.1u
C220
0.1u
3
2
1
Q202
DTC115EUAT106
DTC115EUAT106
Q202
DTC115EUAT106
DTC115EUAT106
2Y1
1
2Y0
2
3Y1
3
3-COM
4
3Y0
5
INH
6
GND
7
GND
8
VCC
16
2-COM
15
1-COM
14
1Y1
13
1Y0
12
A
11
B
10
C
9
IC203
SN74LV4053APWR
SN74LV4053APWR
IC203
SN74LV4053APWR
SN74LV4053APWR
C224
4.7u(3216)
4.7u(3216)
C224
4.7u(3216)
4.7u(3216)
R247
10k
R247
10k
R201
33
R201
33
BR204
33*4
33*4
BR204
33*4
33*4
BR206
33*4
33*4
BR206
33*4
33*4
4
3
2
1
A
B
C
D
1
2
3
4
2/9
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