74LVC126
PIN14
(KEYPAD)
Option for Pivot SW
VP912
C
KEYPAD & DDC
6
7
Thursday, June 24, 2004
Title
Size
Document Number
Rev
Date:
Sheet
of
KSELECT
KMENU
KLEDG
KPWR
KLEDR
KDOWN
KUP
KMENU
KSELECT
KDOWN
KUP
KLEDG
KLEDR
KPWR
VS_DSUB2
2
SCL_IN1
2
SDA_IN1
2
SCL_IN2
2
SDA_IN2
2
HS_DSUB2
2
HS_DSUB1
2
VS_DSUB1
2
MUX_SEL
2,3
DDCSCL1
3
DDCSCL2
3
DDCSDA2
3
DDCSDA1
3
ROTATE
3
MENU
3
SELECT
3
DOWN
3
UP
3
PWR_SW
3
LEDG
3
LEDR
3
HS
3
VS
3
+3.3VD
+3.3VD
+3.3VD
DSUB2_5V
+5V
GND
GND
DSUB1_5V
+5V
GND
GND
+3.3VD
R99
100
R102
NC
R118
2.2K
R103
NC
R117
100
C167
0.1uF
R123
100R
R109
10K
R94
2.2K
R122
100R
JP9
Ball Switch
1
2
3
4
C174
0.1uF
R106
510
R104
0
R115
2.2K
U16C
74LVC126
9
8
10
R112
33
R105
0
R124
1k
RP15 1k
1
8
2
7
3
6
4
5
U14
PCB2421
4
8
1
2
3
7
6
5
GND
VCC
A0
A1
A2
WP
SCL
SDA
CP14
NC
1
2
7
3
6
4
5
8
U16D
74LVC126
12
11
13
R100
100
C169
0.1uF
C162
22pF
R97
2.2K
R110
0
C160
0.1uF
C168
0.1uF
JP11
SMD
1
2
3
4
5
6
7
8
9
10
R114
2.2K
R116
100
R101
100
R113
33
R120
NC
R96
2.2K
C164
47pF
U15
PCB2421
4
8
1
2
3
7
6
5
GND
VCC
A0
A1
A2
WP
SCL
SDA
C159
0.1uF
R95
2.2K
1
2
3
SOT23
D5
BAV70
C166
47pF
R98
100
R119
2.2K
C161
0.1uF
C175
0.1uF
C177
0.1uF
R108
4.7K
R126
510R
C163
47pF
R125
510R
C165
47pF
U16B
74LVC126
5
6
4
U16A
74LVC126
2
3
1
1
2
3
SOT23
D4
BAV70
JP10
HEADER 12-2.0
1
2
3
4
5
6
7
8
9
10
11
12
Q6
DTC144
R121
NC
R131
33
C179
22pF
R130
33
RP14
10k
1
8
2
7
3
6
4
5
R107
10k
R111
NC
C178
22pF
77
ViewSonic
Corporation
Co
nfidential
-
Do
Not
Copy
VP912s/b
Summary of Contents for VLCDS25973-4W
Page 30: ...27 ViewSonic Corporation Confidential Do Not Copy VP912s b ...
Page 31: ...28 ViewSonic Corporation Confidential Do Not Copy VP912s b ...
Page 32: ...29 ViewSonic Corporation Confidential Do Not Copy VP912s b ...
Page 81: ...11 PCB Layout Diagrams 78 ViewSonic Corporation Confidential Do Not Copy VP912s b ...