ViewSonic VG750 Service Manual - Page 48

Analog, Input

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+5V R108 0 R109 +5VE C8 0 1U +3.3V AD L_AP1 3.32b_AP 0805/600 0.0820 C 0.0032U R3 2.7K GT& DO IOU P +3.3V AA'4' R2 0201 0210 22P = =22P AD9883 connect to ctroand 1 CO G8413 2.10 OP +3.35 4 AD 0840 .8 .3V_VD LI 0805/600 C2 1000 G84D 4 .092

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+3.3V
AD
3.32b_AP
L_AP1
.8
.3V_VD
+3.3V
LI
+5V
R108
0
+5VE
R109
AV99
C8
0
1U
2
084A
AV99
=AV99
BLUE
0805/600
C
0.0032U
0.0820
R3
2.7K
GT&
DO
3.3
9
V_AD
+3.3
.
)
,
./
r
AD
G84A
C21
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C22
II
0.047U
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4
4
4
4
G84A
11
012
.1U
3.1U
2 2
IOU
P
AA'4'
R2
0201
0210
22P
=
=22P
AD9883
connect
to
ctroand
1
CO
G8413
2.10
C
3.
OP
U
+3.35
4
AD
0840
C9
+3.3
4
_VD
Ole
1_023
p
:1.1131
.01u
C27
10000
G84A
GREEN
1
C25
II
0.047U
0002
C1
4
4
C3
t
3
51
If
110
nee
1
S09
On
52
C29
Green
thenopen
0
10
0.010
53
RED
G84A
I
C27c.-no
I
0.047U
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54
3
ItAPU_SCI.
3
MPU_SDA
+5V
+5V
MPLI
SCI
5v/N1
0805/600
C39
040
=
1000
0.1U
MPU
SCL
R12
adA
R13
100
55
00
ADA1
IVC
I/O
R4
05
OK
10K
015
C16
TOOP
=1
0
0P
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C31
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--4—
LT1117
SOT_223
+3.3VOUT1
C--1
32
in-
lu
L7
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G84A
VD
r
BAIN
AGND
AGND
LAIN
SONGIN
AGND
VO
VD
GIND
RAIN
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SDA
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Bypass
AGN3i?
1
OL
tt
t;
-
0
8
9,
AD9883
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0>
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13
''
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8100.0
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9180.2
9100.3
Blue.4
9100.5
0100.6
Blue.7
VDD
GND
Green.0
Green.1
Grt.en.2
Green.3
Green.4
Green.5
Green.6
Green.7
GND
U2
609883
70
19
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td
,./t.
la
2
77521
0524
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C2
1000
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4
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G84A
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4
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<<
19
14
^
3
AVSOUT
4
SJG0J
-
6
R112
.„;
AVSOG
4
b:XVCLK
19
78
68
AEXVCK
51/0,2
0805/600
043
C45
100L=
0.1U
G84A
—4—
LT1117
SOT
223
T7P
+3.3V_AD
G84D
;11
+3.35
AP
2
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/60
oaa
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2
2.1U
0840
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0-
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2
+5V
VCC
9
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UIB
41
+5V
1405V
1
=3
7
1
8
154148
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74014
74014
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D
UIE
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010
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qtr
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00
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=
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5
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33
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CT
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C203
C204
22P
22P
084
+5V
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4
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CCVS
0014S
COST
+5V
9
VGA
Analog
Input
+5,,
CON1
R6
1
10
O
5
10K
'
4
0
0
4
X
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3
L2
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fi
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o
o
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o
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a
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0
R9
75
,
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1
017
018
=
019
..----
T
22P
2
.
T_2P
22P
RIO
75
I
R11
75
081560
Female
VGA
In
0-
4
-
71
A
U21
OV12
fun
4
OV13
100X4
100X4
RP5
w•••
4
10004
8
AG4
7
AGO
fi
AG6
5
AG7
BAV99
5017..01
RP//
0516
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100)(4
C196
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12.1uf
10
11
12
5
14
3
2
18
1
SDAA
i
SDA
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1016
fl
ASO
7
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8
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0
2
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[1
4
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10004
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.
5
„
1
,
11
,
8
—>>
ABI7..0I
SC!
R107
0
(<SDA_A
<<SC.,_A
TP1
TP4
L37
L38
PELG
Screw
Pad
7-.
7,
FBG
Screw
Pad
TP2
TP3
L40
Screw
Pad
=
FBG
Screw
Pad
In
ViewSonic
Corporation
d
Input
/
AD9883
GrIP
AD9883
PLL
CONFIDENTIAL
-
DO
NOT
COPY
be
Document
Number
VG700
?ale.
Wednesday,
June
05
2002
Wheel
1
of
M04
-3005F1
RevA
ViewSonic
Corporation
11-3