Schematic Diagrams - ViewSonic VA930-1 VLCDS24020-1W Service Manual

T9
5V_STBY
L2
+3V3 3V3
BEAD(0805)
C1 C2 C3 C4 C25
0.1u 0.1u 0.1u 0.1u
NC(100u/16v)
D1 D2
BAV99 BAV99
B_IN
G_IN
R_IN
R7
C37
47
33P
R8
R9
1
10K R10
10K 33 C40
2
47P
3
VGA_HS
4
VGA_VS
5
ZD1 ZD2
6
R14 R15
5.6V 5.6V 2K 2K 7
R17
22
C47
47p
R20
10K
L12 R22
bead 100
VGA_SCL
VGA_SDA
L11
bead
R21
100
ZD3 ZD4
5V_STBY
5.6V 5.6V
R23
10K
R24
100
VGA_CONN
C49
ZD5
1000P
5.6V
9 . SCHEMATIC DIAGRAM
3V3
L3
NC [BEAD(0805)]
T10
U2
NC (AIC1732) A3V3 A3V3
2 3
INPUT OUTPUT
4
SINK
C28 C8 C9
C26 C27
0.1u
0.1u
100u/16v
NC(0.1u) 0.1u
C29
0.1u
D3
BAV99
R1
75
C30
0.047u
L4 R2 C31
BEAD NC
75
C32
NC
R3
75
C33 0.047u
L5 R4
BEAD C34
75
NC
R5
75
C35
0.047u
L6 R6 C36
BEAD NC
75
T7
3V3
14
A1 VCC
C38 P3V3 R11
13
B1 A6
0.1U 3.3K
C41 3900P
12
A2 B6
R12
11
B2 A5 MCU_SDA1
R13
MCU_SCL1
9883_VS
10
A3 B5
9
B3 A4
T5
8
GND B4
R16
150
VSYNC_MCU
U4
74LVX14
R18
150
9883_HS
T8
5V_STBY 5V_VGA
D4
DAN202U
R19 ZD10
C48
10K
U5
5.6V
0.1U
8 1
VCC NC
7 2
VSYNC NC
6 3
SCL NC
5 4
SDA GND
2421
MCU_ISP_SDA
MCU_ISP_SCL
VGA_CON
ViewSonic Corporation
5V_STBY
U1
AIC1732
2
INPUT OUTPUT
4
SINK
C10 C11 C12 C13 C14 C19
C20
0.1u 0.1u 0.1u 0.1u
0.1u
10u/16V
0.1u
A3V3 P3V3
+3V3
54
Rain
70
R7
71
R6
49 72
SOGIN R5
73
R4
74
R3
48 75
Gain R2
76
R1
77
R0
43
Bain
2
G7
3
T6
G6
4
G5
38 5
CLAMP G4
U3
6
G3
9883_HS
30 7
HSYNC G2
8
G1
AD9883-140 9
G0
9883_VS
31
VSYNC
12
B7
29 13
COAST B6
14
B5
15
B4
58 16
REF B3
C39
17
B2
37 18
MIDSCV B1
0.039u
19
B0
33
FILT
67
DATACLK
150 57 66
SDA HSOUT
150 56 64
SCL VSOUT
55 65
A0 SOGOUT
C42 C43
0.1u 0.1u
C46
NC
VA930-1
28
Confidential – Do Not Copy
3V3
L1
T11
BEAD(0805)
P3V3
3
C22
C21
100u/16V
0.1u
T1 VCLK00 T7 9883_VS
T2 ASIC_H T8 VSYNC_DDC
T3 MCU_V_IN T9 +3V3
T4 MCU_H_IN T10 A3V3
T5 COAST T11 P3V3
T6 9883_HS
B_INA[0..7]
B_INA[0..7]
B_INA7
RP1 33RP
8 1
B_INA6
7 2
B_INA5
6 3
B_INA4
5 4
B_INA3
8 1
B_INA2
7 2
B_INA1
6 3
B_INA0
5 4 G_INA[0..7]
G_INA[0..7]
RP2
33RP
RP3 G_INA7
33RP 8 1
G_INA6
7 2
G_INA5
6 3
G_INA4
5 4
G_INA3
8 1
G_INA2
7 2
G_INA1
6 3
G_INA0 R_INA[0..7]
5 4
R_INA[0..7]
RP4
33RP
RP5 R_INA7
33RP
8 1
R_INA6
7 2
R_INA5
6 3
R_INA4
5 4
R_INA3
8 1
R_INA2
7 2
T1 T2 T3 T4
R_INA1
6 3
R_INA0
5 4
RP6 33RP
L7
1 2 0
VCLK00
L8
1 2 bead
ASIC_H
L9
1 2 bead
MCU_V_IN
L10
1 2 bead
MCU_H_IN
C44 C45
10p 33P
DPWBN5419T8----
BOARD ID: QPWB-5419T8---C
VIEWSONIC VA930
Title
Size Document Number
9883-140
Custom
Date: Thursday, July 04, 2002 Sheet 1
Rev
C
of 8