Clevo M770SU, Service Manual

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Schematic Diagrams
B - 30 Audio AMP
B.Schematic Diagrams
Audio AMP
Sheet 29 of 48
Audio AMP
R 5 3 2
10 0 K _ 0 4
A U D G
C 5 4 1 4 . 7 u _6 . 3 V _ 0 6
6-01-74108-V60
M U T E A P M#
R 3 7 8
10 K _ 0 4
C 79 4
1 u _ 6. 3 V _0 4
5 V S _A MP
Z 2 8 23
L 4 F C M 1 00 5 K F -12 1 T 0 3
J _ S P K 1
8 5 2 0 4-0 2 0 0 1
P C B F o o t p ri nt = 85 2 0 4 -0 2R
2
1
D 1 0 S C S 35 5 V
A C
R 3 7 6 *1 0 m il _ s h or t
1
5 V S 19 , 2 0 , 2 9 , 3 1 , 32 , 3 4 , 3 5
R _H P _ O U T _ C
R
379
*10K
_
0
4
C 7 8 7 1 u _6 . 3 V _ 0 4
C 5 1 3 * . 1 U _ 1 0 V _ X 7R _ 0 4
Z 2 80 3
Z 2 8 16
L -> H
6-06-00355-061
A U D G
Z 2 8 0 9
A Z _ R S T # 2 2 , 2 9, 32
C 54 0
1 u _ 6. 3 V _0 4
D03A
5 V S _ A M P
L _ OU T -_ C
3. 3 V S
R _H P _ O U T _ A 2 9
Z 2 80 6
S P K OU T R +
KBC_MUTE#
S P K OU T L +
R
554
*10K
_
0
4
A U D G
Z 2 80 2
S P K OU T L -
S P K O U TL +
L 46 * 1 0 m il _ s ho rt
H -> H
Q 2 8
2N 7 0 0 2W
G
D
S
D03A
Z 2 8 0 9
S B _ MU T E # 22
Z 28 1 1
L 50 * 1 0 m il _ s ho rt
C 76 0
1 u _6 . 3 V _ 0 4
C 7 8 0
. 1U _ 1 6V _0 4
Default( L = Mute )
C 5 3 0
. 1 U _ 1 6 V _ 0 4
C 79 9 * 6 8P _5 0 V _ 0 4
A U D G
Z 28 1 4
L 3 F C M 1 00 5 K F -12 1 T 0 3
C 5 2 2
1 u_ 6 . 3 V _ 0 4
S P K OU T R - 3 2
Z 2 80 5
L _ H P _O U T _ C
Z 2 8 1 7
5 V S _ A M P
5 V S
S P K _H P # 3 2
Z 28 1 8
R
3
71
*
1
0K
_0
4
Z 2 80 1
C 7 83
. 1 U _ 10 V _ X 7 R _ 0 4
C 7 96
* . 1 U _ 1 0 V _ X7 R _ 0 4
R 5 6 2
1 0 0K _0 4
L -> H
Z 2 8 1 9
R 5 7 3
*5 1 0 K _ 04
J_SPK1
L 7 6 H C B 1 6 0 8 K F -1 2 1 T 25
L _ H P _O U T _ A 2 9
AZ_RST#
Z 2 8 1 0
C 7 9 0 * . 1 U _ 1 0 V _ X 7R _ 0 4
C 1 2
1 8 0 P _ 5 0V _0 4
A U D G
D03A
L 45 * 1 0 m il _ s ho rt
C 5 46
*. 1U _ 1 0V _X 7 R _ 04
C 7 8 6 1 u _6 . 3 V _ 0 4
R 3 7 0 *1 0 m il _ s h or t
D 2 0 S C S 35 5 V
A C
C 53 4
. 1 U _1 6 V _ 0 4
C 7 85
* . 1 U _ 1 0 V _ X 7R _ 0 4
F R O N T -L 29
Z 28 1 3
S P K OU T R -
Z 2 80 4
R 37 7 39 K _0 4
L -> H
H E A D P H O N E - R
C 5 3 9 4 . 7 u _6 . 3 V _ 0 6
SB_MUTE#
AUDIO EARPHONE
ISSUE
K B C _ M U T E # 27
S P K OU T R + 3 2
3 . 3 V S 6 , 1 0 , 1 1 , 1 9 , 2 0, 2 1 , 2 2 , 2 3 , 2 4, 25 , 2 7 , 2 8 , 2 9 , 31 , 3 2 , 3 3 , 3 4 , 3 5, 37
Z 2 8 2 0
C 7 6 1 * . 1 U _ 1 0 V _ X 7R _ 0 4
R _H P _ O U T _ C
C 5 2 7 * . 1 U _ 1 0 V _ X 7R _ 0 4
2
Z 2 80 8
Z 2 8 2 1
L 72
H C B 1 0 0 5 K F -1 2 1 T 20
Z 2 82 2
L _ H P _ O U T _ C
AUDIOGPIO0#
H E A D P H ON E -L 3 2
A PA2 056A
U 3 9
A P A 20 5 6 A
6
4
1 9
1 1
26
13
1 7
1 8
1 5
9
2 7
25
8
2 1
2 2
3
1 2
1 4
1 6
2 4
5
28 1 20 10
2 7 23 29
L _ I N _H P
R _ I N _ H P
H P V D D
C P V D D
SD
#
CP
G
N
D
R _ H P _ OU T
L _ H P _ OU T
C P V S S
L _O U T-
A M P _ E N #
BYP
AS
S
L _ OU T +
R _O U T-
R _ OU T +
R _ I N _ A M P
C P +
C P -
H P V S S
H P _ E N
L _ I N _A MP
BE
EP
VD
D
PV
D
D
PVD
D
GN
D
PG
N
D
PG
N
D
GN
D
H E A D P H ON E -R 3 2
R
5
55
*
1
0K
_0
4
L 4 4
H C B 1 0 0 5K F -1 2 1T 2 0
FOR EMI
D03A
C 7 9 2
* 1 0 U _ 1 0 V _ 0 8
R 3 9 3
1 00 K _ 0 4
A U D G
F R O N T -R 29
C 5 4 5 *. 1 U _ 1 0V _X 7 R _ 04
A U D G
OP M U T E A P M #
R _O U T- _C
C 1 1
1 8 0 P _ 5 0 V _ 0 4
L 51 * H C B 1 0 05 K F -1 21 T 2 0
3 . 3 V 2 , 1 2 , 1 9 , 2 0, 22 , 2 3 , 2 4 , 2 6 , 31 , 3 2 , 3 3 , 3 8 , 3 9, 4 0
Q 2 9
2N 7 0 0 2W
G
D
S
R 37 5 39 K _0 4
A U D G
H E A D P H O N E - L
40m ils
C 5 4 2
. 1 U _ 1 6 V _ 0 4
C 79 5
. 1 U _1 0 V _ X 7 R _ 0 4
C 80 0 * 6 8P _5 0 V _ 0 4
C 5 0 5 * . 1 U _ 1 0 V _ X 7R _ 0 4
C 7 5 9
1 u _ 6 . 3 V _ 04
R 3 72 7 . 5 K _ 0 4
C near CP+ and CP-
C 7 9 1
1 0U _ 1 0 V _ 08
L 47 H C B 10 0 5 K F -1 2 1 T 2 0
R _O U T+ _ C
R 5 3 3
10 0 K _ 0 4
A U D G
3 . 3 V S
5 V 2 9 , 3 2 , 3 3 , 34 , 3 5 , 3 7 , 3 8 , 3 9, 40
R 56 1
1 0 K _ 0 4
5 V S
Z 28 1 2
R 3 73 7 . 5 K _ 0 4
C 5 2 9
. 1 U _ 1 6 V _ 0 4
L 74 * 1 0 m il _ s ho rt
6-02-02056-AL0
Z 2 8 1 0
L 75 * 1 0 m il _ s ho rt
C 79 3 . 1 U _1 6 V _ 0 4
D03A
D03A
U 27
7 4 A H C 1 G 0 8G W
1
2
5
4
3
L _ OU T + _C
Z 2 80 7
L 48 * 1 0 m il _ s ho rt
S P K O U TL -
5V S