Audio amp, Sheet 26 of 42 audio amp, B.schematic diagrams – Clevo M860TU User Manual
Page 83: Schematic diagrams audio amp b - 27
Schematic Diagrams
Audio AMP B - 27
B.Schematic Diagrams
Audio AMP
Sheet 26 of 42
Audio AMP
5 V S _ A M P
L_ H P _ OU T _ A
2 5
S P K OU T L + 3 8
PVT: Del R58 4
A U D G
V B T L#
2 5
JH E A D P H ON E -L 2 5
A U D G
R _ H P _ OU T _C
L_ H P _ OU T _ C
JH E A D P H ON E -L
MU TE A P M #
R 5 5 8
*1 0 m i l _s h o rt
MU T E A P M #
C 7 4 3
4 . 7 u_ 6 . 3 V _ 0 6
S P K O U T L -
R 2 5 9
2 K _ 04
Z 2 6 0 9
R 2 5 1
3 9K _0 4
C 3 7 5
0 . 1u _ 1 0 V _ 0 4
C 7 4 2
2 . 2 u _ 6 . 3 V _ 06
A U D G
S P K OU T L - 3 8
L 2 9
F C M1 6 0 8K -1 21 T 0 6
1
2
C 3 6 1
2 . 2 u _ X 5R _ 0 6
C 38 1
0 . 0 1 u_ 5 0 V _ 0 4
S B _ M U T E #
1 5
H P _ MU T E #
H8
A U D G
L _ OU T -_C
3 . 3 V S
2 , 3 , 5 , 9 , 12 , 1 3 , 1 4 , 1 5 , 1 6, 19 , 2 0 , 2 1 , 2 2 , 2 3, 2 4 , 2 5 , 2 8 , 3 0 , 32 , 3 3 , 3 5 , 3 6 , 3 7, 38
H P _ E N
C 3 57
. 1 u _ 1 6 V _ 04
LOW: Speaker
DVT
A U D G
R 70 2
*5 1 0 K _ 0 4
3. 3V S
S P K OU T R +
38
C 3 6 6
2 . 2 u_ X 5 R _ 0 6
A MP _V D D
C 7 2 8
68 P _5 0 V _ 0 4
Z 26 1 2
Z 2 6 0 8
5 V S
S P K OU T R - 3 8
Z 2 6 0 1
C 7 3 7
4 . 7 u_ 6 . 3 V _ 0 6
Z 2 6 0 5
L2 3
H C B 2 0 1 2 K F -5 0 0 T 4 0
1
2
C 7 5 6
1 u_ 6 . 3 V _ 0 4
DVT
Z 2 6 0 2
S P K O U T R +
R 2 6 2
*1 0 m i l_ s h o rt
5 V S
R 5 7 7
1 0 0 K _ 0 4
C 3 7 2
. 1 u _ 1 6 V _ 0 4
R 6 0 8
* 1 00 K _ 0 4
C 3 82
. 1 u _ 1 6 V _ 04
R 2 6 0
*1 0 m i l_ s h o rt
Z 26 0 8
C 3 9 4
. 1 u _1 6 V _ 0 4
3 . 3 V S
Z 2 6 15
AP A205 6
U 2 0
A P A 2 0 5 6
6
4
1 9
1 1
26
13
1 7
1 8
15
9
27
25
8
2 1
2 2
3
12
14
16
24
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 _ O U T
L _ H P _ O U T
C P V S S
L _ O U T -
A MP _ E N #
B
YPA
S
S
L _O U T+
R _ O U T -
R _O U T+
R _ I N _ A MP
C P +
C P -
H P V S S
H P _ E N
L _I N _ A M P
BE
E
P
VD
D
PVD
D
PVD
D
GN
D
PG
N
D
PG
N
D
GN
D
A U D G
S R S _ R OU T
2 7
C 7 3 6
. 1 u _ 1 6 V _ 0 4
R _ H P _ OU T _A
2 5
Z 26 0 9
C 3 76
. 1 u _ 1 6V _ 04
K B C _ M U T E #
2 2
J H E A D P H O N E -R
C 7 5 4
4 . 7 u_ 6 . 3 V _ 0 6
DVT
PVT: C3 61,C36 6 Chang e to 2 .2u
C 7 3 2
68 P _5 0 V _ 0 4
A M P _ C P V D D
C 7 5 0
4 . 7 u_ 6 . 3 V _ 0 6
A U D G
S E L
Z 2 6 0 3
R 2 4 9
2 K _ 04
R 6 7 4
5 1K _0 4
C 3 67
. 1 u _ 16 V _ 0 4
5V S _ A MP
Z 2 6 0 4
C 7 2 4
*6 8 0 P F _ 0 4
L 6 0
F C M1 6 0 8K -1 21 T 0 6
1
2
A U D G
A U D G
A U D G
L 3 3
F C M1 6 0 8K -1 21 T 0 6
1
2
C 7 5 7
1 u_ 6 . 3 V _ 0 4
Z 26 0 7
U 3 3
7 4 A H C 1 G0 8 G W
1
2
5
4
3
S P K O U T R -
C 77 0
4 . 7 nF _1 6 V _ 0 4
R 2 4 0
* 1 0 0K _0 4
PVT
L _ H P _O U T_ C
Z 26 0 6
L 6 2
F C M1 6 0 8K -1 21 T 0 6
1
2
5 V S
L _ OU T +_ C
5 V S
1 3 , 1 6 , 1 7 , 2 1 , 23 , 2 5 , 2 8 , 3 3 , 3 7, 38
Z 26 1 3
A M P _ S E L
PVT
C 3 92
. 1 u _ 1 6V _0 4
C 3 8 4
1 0 u _ 1 0V _ 08
R 2 4 2
*1 0 m i l_ s h o rt
JH E A D P H ON E -R 2 5
D 46
S C S 5 5 1V -3 0
A
C
C near CP+ and CP-
OP M U TE A P M #
C 7 3 1
*6 8 0 P F _ 0 4
R 5 5 3
*1 0 m i l _s h o rt
5V S _ A MP
A U D G
R 2 4 5
1 0 K _ 0 4
D 45
S C S 5 5 1 V -3 0
A
C
R _ O U T + _ C
PVT: Del C3 70,C380
S R S _ L O U T
2 7
D 42
S C S 5 5 1 V -3 0
A
C
A U D G
S P K O U T L +
R _ H P _ O U T _ C
R 2 4 6
* 10 m i l _s h o rt
A U D G
R 2 4 8
3 9K _0 4
A U D G
Z 26 1 1
R 6 1 4
1 0K _0 4
R _ O U T -_ C