Schematic Diagrams - ViewSonic VLCDS23722-1W Service Manual

10.

SCHEMATIC DIAGRAMS

J4
C26
0.1u
17
17
11 1
11 1
6
6
12 2
VGA_SDA 12 2
7
7
13 3
VGA_HS 13 3
8
8
14 4
VGA_VS
14 4
9
9
15 5
VGA_SCL 15 5
10
10
16
16
DB-15
R_IN
G_IN
B_IN
JP2
select
3V3_MCU
5V
PWRSEL
R13 R14
10K 10K
R33
33
VGA_VS
R80 33
VGA_HS
R81 R82 C53
2K 2K 10p
C53 NC
90/12/13
HS_IN
HS_OUT
R84 22 N120
ISP_SCL
R85 22 N121
ISP_SDA
5V
R20
10K
R22 100
VGA_SCL
VGA_SDA
R21 100
ZD3
5.6V
P3V3 A3V3
C31
C27 C29 C28 C32 C33 C34 C35
0.1u 100u/16v 0.1u 0.1u 0.1u 0.1u
0.1u 0.01u
R_IN
G_IN
B_IN
5V_DDC
3V3
VGA_CONN
D9 D10 D11 C48
C4 NC
0.1u
BAV99 BAV99 BAV99
RED R
GREEN
L1
0 R4
BLUE
75
G
L2
0 R6
75
B
L3
0 R8
75
MCU_SDA1
MCU_SCL1
VSS
HSS
1 14
A1 VCC
2 13
B1 A6
C54 ZD1 ZD2
100P 5.6V 5.6V
3 12
A2 B6
4 11
B2 A5
5 10
A3 B5
6 9
B3 A4
7 8
GND B4
U2 74F14
R15 22
add dan202u 90/12/21 2421PWR
R18
U3
10K
C18
8 1
VCC NC
22P
7 2
VSYNC NC
6 3
SCL NC
5 4
SDA GND
ZD4 24C21
C100 C99
5.6V 33P 33P U3 24C16-->24C21
90/12/13
ViewSonic Corporation
3V3
L8
RFIL-5231T8600A
A3V3
C36
0.1u HS_SOG
R9
NC
9884_PD
NC(MMBT3904L)
Q13 Q14
C39
1 1
NC(MMBT3904L) A3V3
0.1u
R10 R11
NC NC
R3 75
1
NC
2
NC
3
NC
4
VD
C6 C7
5
GND
0.047u
6
GND
10P RAIN
7
R AIN
8
VD
9
GND
C8
10
VD
R5 75 0.047u
11
VD
N142
12
GND
13
GND
14
SOGIN
C10 GAIN
15
G AIN
16
VD
10P
17
GND
18
VD
19
VD
R7 75
20
GND
N143
21
GND
BAIN
22
B AIN
C11
23
VD
C12 0.047u
24
GND
25
VD
10P
26
GND
27
CKINV
28
CLAMP
29
SDA
30
SCL
31
A0
32
A1
33
PVD
34
PVD
35
GND
36
NC
37
NC
38
NC
C51
0.1U
N105 R83 22
MCU_VS_IN
X2_12MHZ
12MHz
R16 22 N106 R77 0
C30
NC
MCU_HS_IN
R86 NC
9884_H
5V
D8
R12 22
1
3
2
5V_DDC
ZD6
DAN202U
5.6V
1 9 Confidential – Do Not Copy
C15
22P
64RFIL-5151T8300A
R1
9884_H
N01
VCLK00
56
R0
L30 NC R1
R2
R3
R4
R5
R6
+3V3 R7
102
R_DB0
101
R_DB1
100
R_DB2
99
R_DB3
98
R_DB4
97
R_DB5
96
R_DB6
95
R_DB7
94
VDD
93
GND
92
G_DA0
91
G_DA1
U1 90
G_DA2
89
G_DA3
88
G_DA4
SC9884
87
G_DA5
86
G_DA6
85
G_DA7
84
VDD
83
GND
82
G_DB0
81
G_DB1
80
G_DB2
79
G_DB3
78
G_DB4
77
G_DB5
76
G_DB6
75
G_DB7
74
VDD
73
GND
72
B_DA0
71
B_DA1
70
B_DA2
69
B_DA3
68
B_DA4
67
B_DA5
66
B_DA6
65
B_DA7
C5
P3V3
3900P
R2
C2
0.039u 3.3K
N101
12MHZ 5V
MCU_VS_OUT
R26
10K
VGA_CONN
VGA_CONN
ASIC_H
C44
1000P
3V3 P3V3
R19
Title
Size
15
Custom
Date:
VE500-1
RP4
100RP
R_IN[0..7]
R_IN0
5 4
R_IN1
6 3
R_IN2
7 2
R_IN3
8 1
R_IN4
5 4
R_IN5
6 3
R_IN6
7 2
R_IN7
8 1
RP3
100RP
RP2
100RP
G_IN[0..7]
G0 G_IN0
5 4
G1 G_IN1
6 3
G2 G_IN2
7 2
G3 G_IN3
8 1
G4 G_IN4
5 4
G5 G_IN5
6 3
G6 G_IN6
7 2
G7 G_IN7
8 1
RP6
100RP
RP5
100RP
B_IN[0..7]
B0 B_IN0
5 4
B1 B_IN1
6 3
B2 B_IN2
7 2
B3 B_IN3
8 1
B4 B_IN4
5 4
B5 B_IN5
6 3
B6 B_IN6
7 2
B7 B_IN7
8 1
RP1
100RP
+3V3 3V3
L32
RFIL-5231T8600A
C1 C3 C9 C13 C14
0.1u 0.1u 0.1u 0.1u 0.1u
R27 100
VGA_CON
ZD5
5.6V
QPWB-5396T8---B
SC9884_VIEWSONIC
Document Number Rev
B
DPWBN5396T8---B
Thursday, March 14, 2002 Sheet 1 of 5