ViewSonic VE175-2, VE175b-2 Schematic Diagrams
10. VE175-2/VE175b-2 Schematic Diagrams
10.1. ADE3000SX
AVDD_1.8
C101
10uF/16V
AVDD_3.3
C148
10uF/16V
REFR
R102
15K 1%
0603
REFG
R104
15K 1%
0603
REFB
R106
15K 1%
0603
INTERNAL ADC REFERENCE RESISTORS AND
DECOUPLING CAPACITORS. PLACE THESE
COMPONENTS CLOSE TO THEIR RESPECTIVE
PINS
C102
0.1uF
C149
0.1uF
REFCR
C155
0.1uF
0603
REFCG
C158
0.1uF
0603
REFCB
C161
0.1uF
0603
C103
0.1uF
C150
0.1uF
R201
R202
R203
R204
DGND
DGND
AGND and DGND are isolated,
not completely separated
Place near PAD1
C104
0.1uF
C151
0.1uF
R103
NC
0603
R105
NC
0603
R107
NC
0603
C105
0.1uF
C152
0.1uF
REFPR
C153
0.47uF
0603
REFPG
C156
0.47uF
0603
REFPB
C159
0.47uF
0603
0R 0805
0R 0805
0R 0805
0R 0805
AGND
AGND
C106
0.1uF
C154
100pF
REFMR
C157
100pF
0603
REFMG
C160
100pF
0603
REFMB
C107
0.1uF
C108
0.1uF
RVDD_3.3
L101
1 2
0805
BEAD120R
L103
1 2
0603
BEAD100R
R101
NC
ADE-RESET#[6]
XVDD_1.8
LVDD_1.8
AHSYNC[4]
AVSYNC[4]
ADE-SCL[6]
ADE-SDA[6]
L102
1 2
0805
BEAD120R
C138
0.1uF
0603
INR[4]
ING[4]
INB[4]
XCLK_EN
0:xclk o/p
disable
1:xclk o/p
active
C162
10pF
0603
C109
0.1uF
0603
R187
PVDD_1.8
0603
C110
0.1uF
0603
0R
R108
R188
0R
0603
R110
0R
0603
R111
1M0603
X101
27MHz Crystal
AVDD_1.8
C111
0.1uF
0603
PLACE CAPACITORS C111, C112,
AND C113 ON PINS 14, 38, AND 42,
RESPECTIVELY
(TMDS power supply pins)
C112
0.1uF
C113
1nF
AVDD_3.3
C114
10nF
0603
C115
C116
100pF
0.1uF
PLACE CAPACITORS C114, C115, C116, C117,
C118, C119, AND C120 ON PINS 15, 19, 22, 25,
29, (31 & 32), AND 40, RESPECTIVELY
(TMDS power supply pins)
C117
1nF
C118
10nF
C119
0.1uF
C120
10nF
DVDD_1.8
C121
10uF/16V
DVDD_3.3
C139
10uF/16V
C122
10uF/16V
C140
0.1uF
C123
10uF/16V
C141
0.1uF
C142
0.1uF
NEW SCALER CEJ....
DVDD_1.8 AVDD_1.8
I101
9
121
123
140
142
164
DVDD18
DVDD18
DVDD18
DVDD18
DVDD18
92
INR
80
ING
68
INB
55
HSYNC
54
VSYNC
53
CSYNC
183
CLKIN
REFR OGA1
87
208
203
204
207
184
206
95
89
88
75
83
77
76
63
71
65
64
16
17
20
21
23
24
27
28
30
36
7
6
5
4
3
2
1
8
99
48
49
REFR
REFCR
REFPR
REFMR
REFG
REFCG
REFPG
REFMG
REFB
REFCB
REFPB
REFMB
RX2M
RX2P
RX1M
RX1P
RX0M
RX0P
RXCP
RXCM
REXT
RBIAS
YUV0
YUV1
YUV2
YUV3
YUV4
YUV5
YUV6
YUV7
YUVCLK
SCL
SDA
RESETN
TCON_IN
XCLK_EN
TST_SCAN
XTAL_IN
XTAL_OUT
DGND DVDD18
10 11
12
DGND
100
DGND
105
DGND
112
DGND
122
REFCR
REFPR
REFMR
REFG
REFCG
REFPG
REFMG
REFB
REFCB
REFPB
REFMB
NC
C163
15pF
0603
DVDD_3.3 PVDD_1.8AVDD_3.3 AVDD_3.3
166
178
180
191
193
199
201
101
DVDD18
DVDD18
DVDD18
DVDD18
DVDD18
DVDD18
DVDD18
DVDD18
DGND
DGND
DGND
DGND
DNGD
DGND
DGND
DGND
DGND
124
135
141
143
149
159
165
167
173
AVDD_1.8 LVDD_1.8 XVDD_1.8
111
125
134
148
158
172
DVDD33
DVDD33
DVDD33
DVDD33
DVDD33
DVDD33
185
61737485869798
DVDD33
DVDD33
AVDD18
AVDD18
AVDD18
AVDD18
AVDD18
AVDD18
58596970818293
AVDD18
AVDD33
AVDD33
AVDD33
AVDD33
AVDD33
94
AVDD33
AVDD33
143842
AVDD33
RVDD18
RVDD18
15192225293132
RVDD18
RVDD33
RVDD33
RVDD33
RVDD33
RVDD33
RVDD33
40
RVDD33
RVDD33
ADE3XXX
PQFP208
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
179
181
186
192
194
200
202
56576062666772787984909196
AGND
AGND
AGND
AGND
AGND
RGND
RGND
RGND
RGND
RGND
RGND
RGND
RGND
RGND
1318263334353739414345
PGND
PGND
XGND
47
R112
44
46
PVDD18
0603
51
PVDD18
NC
50
LVDD18
ORA0
ORA1
ORA2
ORA3
ORA4
ORA5
ORA6
ORA7
OGA0
OGA1
OGA2
OGA3
OGA4
OGA5
OGA6
OGA7
ORB0
ORB1
ORB2
ORB3
ORB4
ORB5
ORB6
ORB7
OGB0
OGB1
OGB2
OGB3
OGB4
OGB5
OGB6
OGB7
OCLK
TCON0
TCON1
TCON2
TCON3
TCON4
TCON5
TCON6
TCON7
CLKOUT
52
XVDD18
OBA0
OBA1
OBA2
OBA3
OBA4
OBA5
OBA6
OBA7
OBB0
OBB1
OBB2
OBB3
OBB4
OBB5
OBB6
OBB7
ODE
OHS
OVS
XCLK
LGND
C232
10uF
C124
0.1uF
C143
0.1uF
133
132
131
130
129
128
127
126
120
119
118
117
116
115
114
113
110
109
108
107
106
104
103
102
177
176
175
174
171
170
169
168
163
162
161
160
157
156
155
154
153
152
151
150
147
146
145
144
138
136
137
139
198
197
196
195
190
189
188
187
205
182
C125
0.1uF
C144
0.1uF
C233
1uF
LVDD_1.8
ORA0
ORA1
ORA2
ORA3
ORA4
ORA5
ORA6
ORA7
OGA0
OGA2
OGA3
OGA4
OGA5
OGA6
OGA7
OBA0
OBA1
OBA2
OBA3
OBA4
OBA5
OBA6
OBA7
ORB0
ORB1
ORB2
ORB3
ORB4
ORB5
ORB6
ORB7
OGB0
OGB1
OGB2
OGB3
OGB4
OGB5
OGB6
OGB7
OBB0
OBB1
OBB2
OBB3
OBB4
OBB5
OBB6
OBB7
C126
0.1uF
C145
0.1uF
C164
0.1uF
0603
TP09
1
C234
1uF
C127
0.1uF
C146
0.1uF
OCLK [5]
ODE
OHS
OVS
C128
0.1uF
0805
[5]
[5]
C147
0.1uF
[5]
C130
C129
0.1uF
0.1uF
ORA[7:0] [5]
OGA[7:0] [5]
OBA[7:0] [5]
ORB[7:0] [5]
[5]
OGB[7:0]
OBB[7:0] [5]
Indicate Pin# at every 5/10
pins
5 : short line
10 : long line
1,53,105 &157 should be labeled
C131
0.1uF
C132
0.1uF
C133
0.1uF
ADE3000
1 52
GND splitting
* Same VIA #
* Similar length
C134
0.1uF
AGND
104
RB
GB
BB
Sync
RA
GA
BA
C135
0.1uF
DGND
C136
0.1uF
C137
0.1uF
10.2. DC TO DC Power
P101
1
2
3
4
CON4
L107
40UH
C167
0.1uF
C170
470uF/25V
+12V
C168
0.1uF
CPT 18" USE L104 DELETE R209
AU 17",CMO 17",CPT 17"
USE R209 DELETE L104
6
7
R118
220
81
2
L104
R205
470/2W
I102
1
VIN
5
SHDN
R114
10
LM2596
GND
3
SW
4
FB
2
L108 50UH
D101
B340
C173
1000uF/10V
33uH
C172
0.1uF
D102
5.6V
1 2
C165
470uF/25V
5V
+5V
C174
PAN 12V
R209
0 R
0805
0805
R113
10K
0.1uF
54
Q102
SI9953/SO8
3
VLCD
PAD4
1
2
3
4 5
9
PAD2
1
2
3
4 5
9
8
7
6
8
7
6
PAD5
1
2
3
4 5
9
PAD3
1
2
3
4 5
9
+5V
R208
0.47/2W
I103
3
INPUT
AIC1084
GND
1
OUTPUT
[6]
PANELPOWER
DVDD_3.3
L119
2
C176
330uF/16V
C177
0.1uF
1 2
BEAD60R
1206
AVDD_3.3
R119
2.2K
Q103
MMBT3904
DGND
DGND
1206
8
7
6
8
7
6
DVDD_3.3
R207
0.62/2W
C178
0.1uF
0603
I104 RC1117-ADJ
VOUTVIN
ADJ
SOT252
1
23
R121
0603
249 1%
Copper plate
Min : 10 x 10
mm
R120
0603
560
47uF/16V
M5-16V
C179
DVDD_1.8
12
+
L132
1 2
L131
1 2
BEAD60R
1206
C180
0.1uF
0603
NC
AVDD_1.8
1Amax
PGND and DGND are isolated,
not completely separated
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