Schematic Diagrams
Audio AMP2056A B - 25
B.Schematic Diagrams
Audio AMP2056A
Sheet 24 of 37
Audio AMP2056A
V O L _M U TE #
2 1
R 37 1
*1 0 K _ 0 4
V C C U S B 3
L_ O U T -_ C
MI C 1 -R
2 3
C 3 15
4 7 0 p _5 0 V _ 0 4
C 5 7 8
1 0 U _1 0 V _ 0 8
15
R 3 6 5
0 _ 0 4
JAUDIO
C 5 7 9
1 U _ 6. 3 V _ 0 4
1
5V S _ A M P
L 5 4
F C M1 0 0 5 K F -1 2 1 T0 3
1
2
APA 205 6A
U 2 8
A P A 2 0 5 6A
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 _ O U T
L _H P _ O U T
C P V S S
L _ OU T -
A MP _ E N #
B
YPA
SS
L _ O U T +
R _ OU 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 MP
BE
E
P
VD
D
PV
D
D
PV
D
D
GN
D
PG
N
D
PG
N
D
GN
D
C 6 17
0 . 1 u _ 1 6V _0 4
H E A D P H ON E -R
R
379
*
10K
_
0
4
V C C U S B 3
A M P _ E N #
C 3 4 7
*1 0 u _ 1 0V _0 8
L 5 5
F C M1 0 0 5 K F -1 2 1 T0 3
1
2
C 6 1 5
1U _ 6 . 3 V _ 0 4
R _ H P _ OU T _C
R 3 7 3
10 0 K _ 0 4
C 6 0 5
0 . 1 u _ 10 V _ X 7 R _0 4
R
3
66
*1
0K
_
0
4
D 23
* S C S 3 55 V
A
C
S P K O U TR + 2 5
R 3 5 6
3 9 K _ 0 4
C 5 6 3
0 . 1 u_ 1 0 V _ X 7 R _ 0 4
R 3 3 5
10 0 K _ 0 4
5 V S
5 V S
R 1 4 6
15 K _ 0 4
5 V S
5V
R 3 7 4
1 0 0K _ 04
R 3 7 7
8 . 2 K _ 0 4
C 5 6 9
1 U _ 1 0 V _ 0 6
30mils
R _ I N _ H P
J A U D I O1
8 7 2 1 6- 16 0 6
1
2
3
4
5
6
7
8
9
1 0
1 1
1 2
1 3
1 4
1 5
1 6
R
357
*1
0K
_
0
4
5 V S
1 1 , 1 9 , 2 1 , 2 3, 25 , 2 6 , 2 7
C 3 4 6
1 0 U _ 10 V _ 0 8
L 5 1
H C B 1 0 0 5 K F -1 2 1 T 20
1
2
J D _ S E N S E 1 _ H
23
C 3 3 0
0 . 1 u _ 1 6V _ 04
3 . 3 V S
C 3 1 6
* 4 70 p _ X 7 R _ 0 4
40 m ils
C 5 8 9
0 . 1 u _ 1 6V _0 4
R 35 3
1 0 0 K _ 04
C 6 0 6
1U _ 6 . 3 V _ 0 4
R 37 5
1 0 K _ 0 4
R _ H P _O U T_ A
2 3
C 6 2 5
0. 1 u _ 1 6 V _ 0 4
C 58 2
1 0 U _ 1 0 V _ 0 8
C 3 3 6
0 . 1 u _ 1 6V _0 4
5 V S
U S B _ P P 6 1 5
R _ I N _ H P
U 3 0
*7 4 A H C 1 G 08 G W
1
2
5
4
3
U 7
R T 9 70 1 -C P L
1
2
3
4
5
V OU T
G N D
V I N
V I N
V O U T
R 3 6 4
8 . 2 K _ 0 4
L _ I N _A MP
R 1 4 5
10 K _ 0 4
H E A D P H ON E -L
F R ON T -R
2 3
C 3 1 7
4 70 p _ 5 0 V _ 0 4
V C C U S B 3
C 3 1 4
4 7 0 p _ 50 V _ 0 4
C 5 8 0
0. 1 u _ 1 6 V _ 0 4
C 3 7 9
1 U _ 6 . 3 V _ 0 4
H P _P LU G
R _ O U T -_ C
R 1 3 8
1 0 0 _1 % _ 0 4
S B _ M U T E #
1 4
5 V
1 9 , 2 5 , 2 6 , 2 8, 29 , 3 0 , 3 1
L 5 0
F C M1 0 0 5 K F -1 2 1 T0 3
1
2
3 . 3 V S
C near CP+ and CP-
H P _ P L U G
R _ I N _ A M P
L _ I N _ H P
C 62 6
0 . 1 u _ 1 0V _X 7 R _ 04
R 3 7 8
0 _ 0 4
Q2 7
D T C 1 1 4 E U A
C
E
B
C 3 1 3
47 0 p _ 5 0V _0 4
S P K OU T L-
C 6 24
0 . 1 u _ 1 6V _0 4
Delete AUDG2 &
Change into GND.
MU T E A P M #
16
C 3 3 7
*0 . 1 u _ X 7R _ 0 4
C 3 18
4 7 0 p_ 5 0 V _ 0 4
U S B _ P N 6 1 5
R 3 4 3
0 _ 0 4
R 1 3 9
1 0 0 _1 % _ 0 4
O P M U T E A P M#
U 23
7 4 A H C 1 G0 8 G W
1
2
5
4
3
Delete L59, L60, C735,
C736, C737.
C 5 6 8
* 6 8p _ 5 0 V _ 0 4
C 6 1 9
1U _ 6 . 3 V _ 0 4
S P K O U TL - 25
R
3
70
*
1
0K
_0
4
L 5 3
F C M1 0 0 5 K F -1 2 1 T0 3
1
2
S P K OU T R +
S P K OU T L+
C 5 6 7
* 6 8p _ 5 0 V _ 0 4
3 . 3 V S
2 , 6, 10 , 1 1 , 1 3 , 1 4 , 1 5, 1 6 , 1 7 , 1 8 , 1 9 , 20 , 2 1 , 2 2 , 2 3 , 2 5, 26 , 2 7 , 2 8
U S B _ OC 3 # 15
2
M U T E A P M#
H E A D P H O N E -L
L _ I N _ H P
R 3 6 9
3 9 K _ 0 4
F R ON T -L
2 3
D 22
S C S 3 5 5 V
A
C
L _ H P _ OU T _ A
2 3
C 5 7 4
0 . 1 u _ 1 6V _ 04
C 59 4
0 . 1 u _ 10 V _ X 7 R _0 4
C 6 1 6
0 . 1 u_ 1 6 V _ 0 4
5V S _ A MP
L_ H P _ OU T _ C
L _H P _ O U T _ C
C 5 9 2
0 . 1 u _ 1 6V _0 4
L 4 9
F C M1 0 0 5 K F -1 2 1 T0 3
1
2
C 5 9 5
1 U _ 1 0V _0 6
Tra ce Wid th:Spac e= 15 :1 2
S P K O U TR - 2 5
A MP _ E N #
R 3 7 2
10 K _ 0 4
S P K O U TL + 2 5
R _ O U T + _ C
H E A D P H O N E -R
C 6 2 1
1U _ 6 . 3 V _ 0 4
TO AUDIO BOARD
USB CONN.
Q 2 8
2 N 7 00 2 W
G
D
S
C 6 18
1 U _6 . 3 V _ 0 4
L 5 6
F C M1 0 0 5 K F -1 2 1 T0 3
1
2
Trac e W idt h:Spa ce =1 5 :12
R 33 6
0 _ 0 6
C 5 6 6
1U _ 1 0V _0 6
C 58 8
0 . 1 u _1 6 V _ 0 4
C 5 8 1
1 U _ 6 . 3V _ 04
5 V S _A MP
S P K OU T R -
MI C 1 -L
2 3
L_ O U T + _ C
E A P D _ M OD E
2 3
J D _ S E N S E 1 _ M
23
R _ H P _ OU T _ C
Содержание M540SS
Страница 1: ......
Страница 2: ......
Страница 3: ...Preface I Preface Notebook Computer M540SS M548SS M549SS Service Manual...
Страница 54: ...Part Lists A 10 Bottom M549SS A Part Lists Bottom M549SS Figure A 8 Bottom M549SS...
Страница 55: ...Part Lists LCD M540SS A 11 A Part Lists LCD M540SS EMI 3 5MM 0 3MM M540S M540S Figure A 9 LCD M540SS...
Страница 56: ...Part Lists A 12 LCD M549SS A Part Lists LCD M549SS EMI 3 5MM 0 3MM M540S M540S Figure A 10 LCD M549SS...
Страница 57: ...Part Lists DVD Dual Drive A 13 A Part Lists DVD Dual Drive Figure A 11 DVD Dual Drive...
Страница 58: ...Part Lists A 14 A Part Lists...