ViewSonic VX500 Service Manual - Page 41

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4 OT -143 MANUAL RESET 5V I 0C1(x) 3.3uF/16V 5V 1I -1C0l(0xn)F GND GND N OR 1K OD1(x) 2IE MMBD4148 IJCRESET GND 01(x) 4 14.318MHZ Y1 33pFlj f/ 33pF GND 2 RESET MI 3 MAX812 EUS-TS GND Rt 1K NRST Q1 DTC144EKA GND JRCLK 1-_100„F 5V 100nF R2 C5 22R C169(x) DTC144EKA FOOTPRINT C C 47uF/25V OU1 'CC Reset GND 6ND R MAX810_EUR-M 5V 61 CX9 100nF GND UCRESET v' CC 810M 10/MA730 GND RESET GND 3 T100nF GND - 0201 GND U20 RI 5V R201 470R R202 2.7K C20 1.0uF V GNC P1 1 2 0 3 0 40 4X1 HEADER GND LED, 3 INTR', >> 4.5 MC_SCLK 4.5 MC_DATA LE02 N10016 5V C4 12 2 JP1(x) T100nF GND X9 0 TMDSPD 0R SW5 R314,(0,\ , OR 75V RAO 0010K-1123 50000

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4
OT
-143
MANUAL
RESET
P1
1
2
0
3
0
40
4X1
HEADER
GND
3
INTR',
>>
LED
,
5V
I
Cl(x)
1
-100nF
GND
5V
I
0C1(x)
3.3uF/16V
N
OR
OD1(x)
1K
2IE
MMBD4148
GND
01(x)
4
GND
2
5V
C4
T100nF
GND
GND
RESET
MI
3
MAX812
EUS-TS
IJCRESET
1
2
2
JP1(x)
14.318MHZ
Y1
33p
Flj
f/
33p
F
GND
Rt
1K
DTC144EKA
FOOTPRINT
NRST
Q1
DTC144EKA
GND
5V
100nF
R2
C5
22R
LE02
N10016
4.5
MC_SCLK
4.5
MC_DATA
0
X9
7!6T
3W'7
f
150
16
SC:1
K
A
TMDSPD
0R
SW5
R314,(0,
\,
OR
50000
<`
60(x
5V
RAO
0010K-1123
7
mnm
in
My
RP7
RX5
;M
OR
Sr
216
6
b
/
570
4;8
ON/O
r-
o
SOGOE<<--•\"/
,—
RP8
RX58(x)
OR
nr
RA0-0010K-1123
2
5V
U24
gi>
SW2
4
SW)
6
cr,,v
SW5
1
SW6
13
SW7
15
Arb
P2
1
a
2
3
4
5
6
7
8
9
10
11
12
SEL1
SEL2
2
3
4
9
IA
I
1A2
1A3
1A4
2A1
2A2
2A3
2A4
1G
8
iyi
>
1Y2
1Y3
1Y4
2Y1
2Y2.
2Y3
2Y4
C
2G
0
18
5V
OR55(x)9R.
35
GND
R5
4K7
UCRESET
10
14
12
9
7
X
P3.0/RXD
P3.1/TXD
P3.2/1141
-
0#
P3.3/1NT1#
P3.4110
P3..,/T1
0
00
>
RD#P3.7
WRftrP3,6
ALE/P
PSEN
P1.0
A8/P2.0
P1.1
09/P2.1
P1.2
0101P2.2
P1.3
80C32
011/832.3
P1.4
Al2/P2.4
P1.5
A13/P2.5
P1.6
0141P2.6
P1.7
A15/P2.7
EAfVP
RESET
cJI
0550
> > >
>
ADO/PO.0
A01/P0.1
AD2/P0.2
AD31P0.3
AD4/P0,4
AD5/P0.5
AD61P0.6
AD7/P0.7
GND
9
8
JRCLK
C
C169(x)
1-
_100„F
GND
RX53
OR
UMCWR:?
RXK
R
UMCRDr.
5V
47uF/25V
C
61
OU1
‘CC
Reset
GND
CX9
100nF
6ND
GND
R
UCRESET
MAX810_EUR-M
GND
vCC
'
810M
10/MA730
GND
RESET
3
GND
5V
R201
470R
-
0201
T
100nF
GND
U20
RI
2
R202
2.7K
24
MCA8
f'09
26
CA
•0
CA
MOA'2
CA13
A
CA
MC/415..01
43
MCADO
MCADO
42
MrAD
,
\,/
D
41
MCAD2
'N./
D2
40
CAD.3
•
1t
AD
39
CA
)
•
:CA04
38
\_/
MCADS
37
MCADS
\_,/
e1CAD6
36
MOOD?
\../
MCAD7
C32
SOCKET
44
PIN
PLCC
SMD
044H-0001)
8
0
C3 2PLCC
RX39(x)
GND
Ok
RX4O(x)
RX41(2s)
SW
SW,
Ott
SW.5
74HCT244
4
GND
AO
Al
A2
GND
SEEPROM
VCC
TEST
SCL
AT24C16
7
5V
OK/
SW4
R3
4K7
6
R4
R312(x)
4K7
4K7
R306(x)
R
GND
5V
0
CONFIGURATION
DATA
R
BM
-10-1
BM
-10-16
0
:2
22
I
1
R311(x)
4K7
MC!
SCLK
5V
0
3
11
"
4"
ZZ.
-
217
-
r)
MC_DATA
R59
708
R307(x)
OR
R56
4.7K
<Or
1C_SCLK
<OMC_DATA
RX50
x
0
8V1/7T
SA'7
SW1
0
0
F
M-10-
6
)8
)8-2
FBM-10-1618
18-2
FBM-10-160818-2
1
S1,
1
/2
GND
SW3
5V
SW4
R
F8M-
0-1601.08-221
OR
SW5
0
9
R53
FBM-
0
10
R3
1
1
1
.7
1_1111
1_
0
11
R
BM
F
-
8
10.2
D
12
854
m
HEADER
12
I
8X52,
FB3-10.A60808
0-160638-2
1
160
10
3-22
808CS?21
0-1600.18-281
221
X51
W5
_04_
DTC144EKA
R57
70R
01\,..)FF
_05_
-
C21
CX1
C
T—CT
T
TT
—r
100n6ND
100nF
100nF
100nF
100nF
100nF
C10
C12
C14
C16
100nF
100nF
100nF
100nF
GND
DTC144EKA
R58
4.7K
.ED
I
EDI
D2
5V
I
1
C6
100nF
U3
:,
1
,CADO
\
MCAD1
•
MCAD2
iCAD
\
00004
\
MCADS
\
MOODS
\
1
CAD7
4
(p
p;
O
,`
>
3
2;
D2
Q2
1-
6)
D5
DC
D7
,.,
Q7
2
'
0
OC
Q3
Q4
TGND
2
()
MCA
5
MCA1
6
1.4002
9
MCA3
12
15
/
:CA
1005
'
1
:
CA
/
/
74AHCT373
GND
\
MOOS
\
M,A9
13
14
2
5
\/
i.
115
D00
001
DO2
003
004
DO5
006
007
2700108
AO
Al
A2
A3
A4
A5
A6
A7
08
A9
A10
All
Al2
A13
A14
015
016
0
z
o
2
CE
GND
12
C7
00nF
MCAU
/
MC01
/
MO02
/
.1
3
/
0.
10004
/
0006
/
0006
/
/
26
,1,.09
/
23
010/
25
1r
A11/
4
CA
2/
CA
13/
29
110014/
3
,
CA15/
1(:016
0
24
GND
2
10K
5V
46
10K
U
GND
6
NRST
7
CLK
MCADO
/
MCAD1
/
M!
,J
2
/
MCAD3
•
MCAL)4
/
MCADS
/
MCAD6
/
MOAD7
9
19
0
NC
0
Al
>
B1
A2
82
A3
B3
A4
E4
A5
B5
A6
86
88
TC
E
0
18
17
6
15
14
13
2
3
4
5
2
C20
1.0uF
V
GNC
MCRD#
3
r..CWR/i
N.
-ALE
N,‘.1AS8
ESET
3.5
,IREFCLK
3
o
SN74CBT3245
RX10
CX10(x)
22R
T
100nF
GND
GND
021
a
6
A2
A3
AS
A7
AS
OE
E
(2,`
NC
81
82
B3
64
BES
97
88
J._
C203
T
100nF
8
,1
CACISO
/
7
000051
16
15
r,CADS2
/
MCADS3
/
DL
4
/
CADS
Confidential
-
Do
Not
Copy
>MCADV..0j
0
IE.
E
5N740813245
GND
/
/
CADS?
/
GND
>>:'4CADS[7..0]
3
ViewSonic
Corporation.
Title
MCU
VX500
(VLCDS22825-XY)
Date:
Monday,
June
18.
2001
2
Sfrfeet
8
ViewSonic
Corporation
38
VX500-1