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SO-8
TCM810
MTV230
PLCC-44 SOCKET
P114 FOR I112
6.4. MCU-SM0230
LED_ORG
LED_GRN
UP
MCU_SCL1
MCU_SDA1
ASIC_SCL
ASIC_SDA
ON-OFF
AMBER
AMBER
SD_MODE
SD_MODE
X2
X2
DOWN
PSC1
UP
DOWN
MENU
ON-OFF
ENTER
CW6
CW3
LED_GRN
CW7
LED_ORG
CW6
CW2
CW1
CW4
CW5
CW7
CW3
CW2
CW1
CW4
GRN
GRN
CW5
MENU
ENTER
FBLK
4
OSD_B
4
OSD_G
4
OSD_R
4
OSD_CLK
6
OSD_HS
4
OSD_VS
4
PSC0
1
ASIC_RST
4
MCU_VSIN
6
MCU_HSIN
6
DDC_SCL
2
DDC_SDA
2
BL_BRI
8
BL_ONOFF
8
MCU_SCL1
2
MCU_SDA1
2
ROM_SCL
4
ROM_SDA
4
ASIC_SCL
4
ASIC_SDA
4
ASIC_V
2,4
INPUTSEL
6
DE_SENSE
4
12MHz
4
VCLK00
2,4
PSC1
1
EERW
4
PDO
3
PD
3
5V
3V3_A
3V3_A
3V3_A
3V3_A
3V3_A
5V
3V3_A
5V
5V
3V3_A
R172 220
R173 220
Q108
MMBT3904L
1
2
3
R159
1k
R187 0
R195 NC
P106
NC
1
2
3
4
5
6
7
8
P112
CON 8
1
2
3
4
5
6
7
8
L121
200R
C231
220P
C232
220P
L119
200R
L120
200R
L122
200R
L123
200R
C234
NC
R166
510
I112
SM0230
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
ROUT
XIN
OSDHS
OSDVS
P4.7/VBLANK
P4.6/HBLANK
X1
X2
P4.5
P4.4
P4.3
P4.2
P4.1/VSYNC
P4.0/HSYNC
P3.0/Rxd/HSCL
P3.1/Txd/HSDA
P3.2/INT0
VDD
RST
VSS
P3.4/T0
P3.5/T1
P6.0/ISCL
P6.1/ISDA
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
P5.0/AD0
P5.1/AD1
P5.2/AD2
P5.3/AD3
P5.4/DA0
P5.5/DA1
P5.6/DA2
P5.7/DA3
INT/P6.2
FBKG
BOUT
GOUT
R163
1k
C222
22p
RP33
4.7k
1
8
7
6
5
2
3
4
C226
1u
R161
33
X1
12MHz
1
2
C223
220p
R175 100
I114
NC
1
2
3
4
5
6
7
8
A0
A1
A2
VSS
SDA
SCL
WP
VDD
RP31
4.7k
1
8
7
6
5
2
3
4
C236
1u
R179
33
R1
64
10
k
C235
0.1u
R171 75
RP32
4.7k
1
8
7
6
5
2
3
4
U1
NC
1
2
3
GND
RESET
VCC
C233
NC
Q106
MMBT3904L
1
2
3
RP34
4.7k
1
8
7
6
5
2
3
4
R1
65
10
k
Q105
MMBT3904L
1
2
3
RP35
4.7k
1
8
7
6
5
2
3
4
C225
0.1u
C227 22p
R162
100
C221
NC
R167 4.7k
C224
0.1u
C229
22p
R170 75
R160
33
C237 0.1u
R177
10k
D110
1N4148
R169 1M
C230
0.1u
R168 0
C228 NC
I119
24C16 DIP
1
2
3
4
5
6
7
8
A0
A1
A2
VSS
SDA
SCL
WP
VDD
RP36
4.7k
1
8
7
6
5
2
3
4
C3
64
NC
C3
67
NC
C368
NC
C3
69
NC
C3
65
NC
C3
70
NC
C3
66
NC
I113
SN74LVC125A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1OE_
1A
1Y
2OE_
2A
2Y
GND
3Y
3A
3OE_
4Y
4A
4OE_
VCC
R176 100
P107
NC
1
2
3
4
5
6
1
2
3
4
5
6
R178
33
ViewSonic Corporation
11
Confidential
–
Do
Not
Copy
VA720-1
VE175/b
Summary of Contents for va720-1
Page 1: ......
Page 23: ...9 2 MAIN PCB BOTTOM VIEW ViewSonic Corporation 19 Confidential Do Not Copy VA720 1 VE175 b...
Page 24: ...9 3 CON PCB TOP VIEW ViewSonic Corporation 20 Confidential Do Not Copy VA720 1 VE175 b...
Page 25: ...9 4 CON PCB BOTTOM VIEW ViewSonic Corporation 21 Confidential Do Not Copy VA720 1 VE175 b...
Page 26: ...9 5 POWER PCB TOP VIEW ViewSonic Corporation 22 Confidential Do Not Copy VA720 1 VE175 b...
Page 27: ...9 6 POWER PCB BOTTOM VIEW ViewSonic Corporation 23 Confidential Do Not Copy VA720 1 VE175 b...