ViewSonic N3260w-1NT Service Manual page 46

9.14 AV BOX
A V 1 _ C V B S
2 A V 1 _ C V B S
A V 2 _ C V B S
2 A V 2 _ C V B S
C 8
C 1 0
T V _ C V B S 1
T V _ C V B S 1
A V 1 _ Y
2 A V 1 _ Y
A V 2 _ Y
2 A V 2 _ Y
C 1 8
C 1 9
C 2 2
A V 1 _ C
2 A V 1 _ C
A V 2 _ C
2 A V 2 _ C
C 2 3
C 2 4
C 2 5
Y I N _ 1
2 Y I N _ 1
Y I N _ 2
2 Y I N _ 2
D V B T _ Y
D V B T _ Y
R 2 2 7 5 C 2 8
P B I N _ 1
G N D
2 P B I N _ 1
P B I N _ 2
2 P B I N _ 2
D V B T _ P B
D V B T _ P B
R 3 2 7 5 C 3 6
P R I N _ 1
G N D
2 P R I N _ 1
P R I N _ 2
2 P R I N _ 2
D V B T _ P R
D V B T _ P R
R 3 8 7 5 C 4 2
G N D
G N D
S C L _ 5 V R 4 7
S D A _ 5 V R 4 9
9 V A V 1
C 5 3 C 5 4
R 5 4 0 R 5 5
1 5 p F 1 5 p F
G N D G N D
R 5 9 R 6 0 R 6 1
1 0 0 K 1 0 0 K 1 0 0 K
A V 1 _ L
R 6 5 2 . 2 K 33
2 A V 1 _ L
A V 1 _ R R 6 7 2 . 2 K 34
2 A V 1 _ R
A V 2 _ L R 6 9 2 . 2 K 35
2 A V 2 _ L
A V 2 _ R R 7 1 2 . 2 K 36
2 A V 2 _ R
H D 1 _ L R 7 3 2 . 2 K 1
2 H D 1 _ L
H D 1 _ R
R 7 5 2 . 2 K 2
2 H D 1 _ R
H D 2 _ L R 7 7 2 . 2 K 3
2 H D 2 _ L
H D 2 _ R R 7 8 2 . 2 K 4
2 H D 2 _ R
T V _ L R 7 9 2 . 2 K 5
T V _ L
T V _ R
R 8 0 2 . 2 K 6
T V _ R
P C _ L R 8 1 2 . 2 K 7
P C _ L
P C _ R R 8 2 2 . 2 K 8
P C _ R
R 8 5 2 . 2 K 9
H D M I _ L
R 8 6 2 . 2 K 10
H D M I _ R
D V I _ L
R 9 1 2 . 2 K 11
2 D V I _ L
D V I _ R R 9 2 2 . 2 K 12
2 D V I _ R
M P 3 _ L C 8 1 1 u F R 9 7 2 . 2 K 13
M P 3 _ L
M P 3 _ R C 8 2 1 u F R 9 8 2 . 2 K 14
M P 3 _ R
R 1 0 1 2 . 2 K _ N C 15
R 1 0 3 2 . 2 K _ N C 16
D V B T _ L R 1 0 4 2 . 2 K 17
D V B T _ L
D V B T _ R R 1 0 8 2 . 2 K 18
D V B T _ R
ViewSonic Corporation
9 V A V 1
U1
65 63
V1 VIN
71 61
V2 VOUT
1 u F _ N S 77 60
V3 CYOUT1/YOUT1/VOUT1
1 u F _ N S 3 59
V4 PBOUT1/COUT1
9 58
V5 PROUT1
15
V6
56
CYOUT2/YOUT2/VOUT2
17
V7
55
PBOUT2/COUT2
19
V8
54
PROUT2
67
Y1
20
L11
73
Y2
26
L12
1 u F _ N S 79
Y3
32
L13
1 u F _ N S 5
Y4
22
L21
1 u F _ N S 11
Y5
28
L22
69 34
C1 L23
75 24
C2 L31
1 0 n F _ N S 1 30
C3 L32
1 0 n F _ N S 7 36
M M 1 6 3 0
C4 L33
1 0 n F _ N S 13 38
C5 S W 1
40
S W 2
QFP-80D
21 42
CY1 S W 3
27
CY2
33
CY3
1 u F 39 51
CY4 VOUT3
52
YOUT3
23
P B 1
50
COUT3
29
P B 2
49
DCOUT
35
P B 3
48
VOUT4
1 u F 41
P B 4
70 R 3 3 0
S-1
25
PR1
76 R 3 4 0
S-2
31
PR2
2 R 3 5 0
S-3
37
PR3
6 R 3 7 0
S-4
1 u F 43
PR4
12 R 3 9 0
S-5
C 4 6
16 68 R 4 0 0
BIAS S2-1
R 4 4 0
74
2 2 u F S2-2
4 7 46 80 R 4 8 0
SCL S2-3
4 7 45 4 R 5 0 0
S D A S2-4
14 10 R 5 1 0
ADR S2-5
0 _ N S
G N D
R 6 2
1 0 0 K
G N D
9 V A V 2
U 4
30 R 6 6 2 . 2 K C 6 4 0
L1 LOUT1
29 R 6 8 2 . 2 K C 6 5 0
R1 ROUT1
28 R 7 0 2 . 2 K C 6 6 0
L2 LOUT2
27 R 7 2 2 . 2 K C 6 7 0
R2 R0UT2
26 R 7 4 2 . 2 K _ N C
L3 LOUT3
25 R 7 6 2 . 2 K _ N C
R3 ROUT3
L4
R4
L5
R5
M M 1 6 3 1
L6
R6
SSOP36A
L7
R7
22 R 8 7 4 7
S D A
L8
23 R 9 3 4 7
R8 SCL
C 8 3 C 8 4
L9
R9 H : M u t e O N
1 5 p F
L : M u t e O F F
20 1 5 p F
L10 MUTE
R10
21
ADR
G N D G N D
L11
19 R 1 0 9
R11 BIAS
9 V A V 2
R 1 1 0
C 8 5
2 2 u F
0 R 1 1 1
0
R 1 1 2
G N D G N D
G N D
45
N3260w_N3760w_N4060w
Confidential - Do Not Copy
V C C _ 1 2 V
P B Y 3 2 _ 1 2 0 O H M
L 1 1 0 u H
C 1
C 4 C 5
+
1 0 0 u F
1 0 0 n F 1 0 0 n F
G N D
G N D G N D
R 1 7 1 0
C Y O U T 2
R 1 7 2 0
P B O U T 2
U 2
V 1 2 B
R 1 7 3 0
L M 7 8 0 9 - T O 2 6 3 _ 3
P R O U T 2
1
VI V O
R 5 0
C Y O U T 1 C 1 4 C 1 5
+
R 6 0
P B O U T 1
1 0 0 u F 1 0 0 n F
R 7 0
P R O U T 1
G N D G N D G N D
R 8 1 0 0 K
9 V 9 V A V 1
R 9 1 0 0 K
L 2 1 0 u H
R 1 0 1 0 0 K
C 2 0
R 1 1 1 0 0 K
+
R 1 2 1 0 0 K
1 0 0 u F
R 1 3 1 0 0 K
R 1 4 1 0 0 K G N D G N D
R 1 5 1 0 0 K
9 V B 9 V A V 2
R 1 6 1 0 0 K L 3
1 0 u H
R 1 7 1 0 0 K
C 2 6
R 1 8 1 0 0 K +
R 1 9 1 0 0 K 1 0 0 u F
G N D G N D
G N D
R 4 1 7 5
A V 2 _ C C 2
R 4 5 7 5
A V 1 _ C C 2
C 5 5 C 5 6
R 5 2 R 5 3
7 5 3 3 0 p F 7 5 3 3 0 p F
T V _ S
G N D G N D G N D
9 V B
U 5
L _ O U T 1
L _ O U T 1 A P L 1 1 1 7 _ 5
R _ O U T 1
R _ O U T 1
L 6 1 0 u H 3
VI
L _ O U T 2 2
C 7 4 C 7 5
R _ O U T 2 2
+
1 0 0 u F 1 0 0 n F
G N D G N D G N D
S D A _ 5 V
S C L _ 5 V
V C C T
0 _ N C M U T E L 7 1 0 u H
C 8 6 C 8 7
1 0 0 n F 1 n F
G N D G N D
0 _ N S
G N D
N3260wb_N3760wb -1NT
1 1 1
V 1 2 B 4 8 4 8 4 8
5 7 5 7 5 7
M H 1 M H 2 M H 3
M H M H M H
F B 1 C 2 C 3
+
G N D G N D G N D
1 0 0 n F 1 0 0 u F
G N D G N D
1 1
4 8 4 8
5 7 5 7
M H 5 M H 6
9 V
M H M H
3
G N D G N D
C 1 6 C 1 7
+
1 1 R _ O U T 1
G N D
1 1 L _ O U T 1
1 0 0 n F 1 0 0 u F
4
9 V B
G N D G N D
V C C _ 1 2 V
C 2 1 C 1 4 1 C 1 4 2 C 1 4 4 C 1 4 8
4
6 D V B T _ T X D
1 0 0 n F 1 0 0 n F 1 0 0 n F 1 0 0 n F 1 0 0 n F
G N D
7 D V B T _ R S T #
G N D G N D G N D G N D
G N D
C 2 7
1 0 0 n F
R 2 0 6 . 8 K _ N C
G N D
R 2 1 6 . 8 K _ N C
T V _ R
C 3 0 1 0 u F R 2 4 5 . 6 K 1
T V _ R
T V _ L C 3 2 1 0 u F R 2 6 5 . 6 K 2
T V _ L
S D A _ 5 V R 2 8 1 0 0 3
S D A _ 5 V
S C L _ 5 V
R 3 1 1 0 0
S C L _ 5 V
4
C 3 8 C 3 9
5
1 0 0 p F 1 0 0 p F
R 3 6
C 4 0 1 5 n F 1 0 0 K G N D 6
C 4 3 5 . 6 n F C 4 4 4 . 7 u F 7
8
R 4 2 1 M
9
9 V B
C 4 9 1 u F 10
G N D
C 5 0 C 5 1 4 . 7 u F 11
1 0 0 n F
G N D C 5 7 4 . 7 u F 12
T V _ S R 5 6 0 1 Q 1
M M B T 3 9 0 4 R 5 7
R 5 8 6 2 K 13
1 0 0
R 6 4 C 6 0 14
R 6 3
1 K 3 3 0 p F 1 0 0
C 6 1 4 . 7 u F 15
G N D G N D G N D G N D
V C C T V C C B
V C C T
L 4 1 0 u H
2
V O
C 6 8 C 6 9
4 C 7 6 C 7 7
TAB
+
1 0 0 n F 1 n F
1 0 0 n F 1 0 0 u F
G N D G N D G N D
G N D G N D
V C C B V C C I F V C C B U
R 8 3
T U 1
2 . 2 K _ N S
S D A _ 5 V
R 8 8 4 7 5 14
S D A _ 5 V S D A A F S N D
S C L _ 5 V R 9 4 4 7 4 11
S C L _ 5 V
SCL SIFSND
1 9
V C C B U NC1 NC3
2 10
NC2 NC4
R 1 0 2 0 6 12
A S C V B S
V C C B U
R 1 0 6
R 1 0 5 FQ1236/F H-5
0 _ N S 2 . 2 K _ N C
C 8 8
G N D
1 0 0 p F G N D
G N D
G N D
V C C _ 1 2 V
V C C _ 1 2 V D V B - T _ N C
1
V C C _ 1 2 V
2
V C C _ 1 2 V
3
D V B T _ Y
1
PITCH 2.0
D V B T _ Y 4
D V B T _ P B
4 8
D V B T _ P B 5
5 7 D V B T _ P R
D V B T _ P R 6
R 1 4 7 _ N C
M H 4
D V B T _ R X D 7
R 2 4 7 _ N C
M H D V B T _ T X D 8
R 3 4 7 _ N C
D V B T _ R D Y # 9
R 4 4 7 _ N C
D V B T _ R S T # 10
A G N D
11
A G N D
G N D
12
A G N D
13
D V B T _ L
D V B T _ L 14
D V B T _ R
D V B T _ R 15
G N D
U 4 0 A
1 21
2 22
3 23
4 24 G N D
P B O U T 2 1 2
5 25
C Y O U T 2 1 2
6 26
M P 3 _ R P R O U T 2 1 2
7 27
M U T E 7
8 28
D V B T _ R X D 6
9 29
D V B T _ R D Y # 7
10 30
V C C _ 1 2 V
11 31
12 32
13 33 G N D
14 34
C Y O U T 1 1 2
15 35
P C _ L
P R O U T 1 1 2
16 36
P C _ R
P B O U T 1 1 2
17 37
M P 3 _ L
H D M I _ R
18 38
H D M I _ L
19 39
S D A _ 5 V 6 , 7 , 1 1
20 40
S C L _ 5 V 6 , 7 , 1 1
T X 2 4 - 4 0 R - L T - H 1 E
G N D
30
TVOUT-R SOUT
29
TVOUT-L NC
R 2 9 3 . 9 K
28 C 3 4 1 u F
S D A V C P W G T
27 C 3 7 1 0 u F
SCL VCATC
26
DGND VCAIN
25 C 4 1 4 . 7 u F
MAININ VEOUT
24 C 4 5 4 . 7 u F
MAINOUT VETC
R 4 3 3 . 3 K
23 C 4 7 4 7 n F
PCINT1 V E W G T
R 4 6 3 . 3 K
22 C 4 8 2 . 7 n F
PCINT2 V E
21
PLINT SAPIN
20 C 5 2 4 . 7 u F
COMPIN SAPOUT
19 C 5 8 4 . 7 u F
V G A NOISETC
18
IREF STIN
G N D
17 C 5 9 4 . 7 u F
GND SUBOUT 9 V B
F B 2
16
SAPTC VCC
P B Y 3 2 _ 1 2 0 O H M
C 6 3 C 6 2
+
U 3 C X A 2 1 0 4 S
1 0 0 n F 1 0 0 u F
G N D
V C C T V C C I F
L 5 1 0 u H
C 7 0 C 7 1 C 7 2 C 7 3
1 0 0 p F 1 0 0 n F 1 n F 1 0 0 p F
9 V B
G N D G N D G N D
T V _ S
T V _ S
C 7 9 C 7 8
+
1 0 0 u F
Q 2 1 0 0 n F
C 8 0
R 9 0
T V 1
R 8 9 0 1
G N D G N D
R 9 5 0 _ N C 0 R 9 6
1 0 u F
M M B T 3 9 0 4
6 8
R 1 0 0
T V _ C V B S 1
2 2 K
R 1 0 7
7 5 _ N C
G N D G N D
G N D