Schematic Diagrams
Audio AMP2056 B - 27
B.Schematic Diagrams
Audio AMP2056
A PU DG
Z26 2 1
R 23 1
0 _0 6
R4 4 5
4 .7 K_ 0 4
122 0
AU D G
U 2 5
TPA 44 1 1
1
3
1 5
1 3
9
1 1
1 4
1 8
17
2
7
5
19
10
C 1P
C 1N
IN R
IN L
OUTL
O UTR
SH D NR #
SH D NL #
SG
N
D
PG
N
D
SVSS
PV
SS
PV
D
D
SV
D
D
AU D G
Z2 61 4
5 VS_ AMP
5V S
3. 3 VS
R 5 00
12 K_ 0 4
5 VS
14 , 18 , 20 , 23,2 5 ,2 8 ,3 6
C3 4 1
10 U _1 0 V_ 08
M54JE
Z2 61 2
Z2 6 02
Z2 60 9
MU TE APM#
C 29 7
.1 U _ 10 V_ X7 R _ 04
40mils
Q3 2
2N 7 00 2 W
G
D
S
F RO N T-L
25
R 21 5
1 0 K_0 4
Lo w m ute!
FOR EMI
Z2 61 5
R_ H P_ OU T_C
C 2 94
. 1U _ 10 V_ X7R _ 04
KBC _MU TE#
27
EAPD _ MO D E
25
S PKOUTL -_ R
Z2 62 2
MU TE APM#
0318 D03
APU D G
R 5 04
0_ 0 4
.
L 5 6
FC M1 0 05 KF -1 2 1T0 3_ 0 4
+
C 5 9 0
*10 0U _1 0 V_D
Z26 1 3
Z 26 2 5
.
L 3 4
F CM1 005 KF- 12 1 T03 _ 04
R 22 1
1 00 K_ 0 4
H EAD PH O N E-R _ B 2 0
R_ OUT- _C
S UR R -L / HP -O U T-L
R 4 63
1 0 0K_ 0 4
R 5 03
12 K_ 0 4
C3 5 0
18 0 P_ 50 V_ 04
C7 1 5
.1 U _1 6 V_ 04
C 3 31
. 1 U_ 1 6V _0 4
5 VS _AMP
R 5 0 9
1 0 K_ 04
.
L 28
FC M10 0 5KF -1 2 1T0 3_ 0 4
0318 D03
MSPKR
2 5
1
Z2 6 08
0318 D03
C3 5 3
18 0 P_ 50 V_ 04
C 32 3
1U _ 1 0V_ 0 6
APU D G
L_ O UT+_C
R 4 64
1 00K_ 0 4
1 210
AU DG
C 65 8
1 U_ 1 0V _0 6
H EAD PH ONE-R 2 3
Z 26 2 6
C 66 2
1 U_ 1 0V _0 6
C 6 56
2 .2 U _ 6. 3V _X5 R_ 0 6
R
498
*1
0K
_04
R4 4 6
4 .7 K_ 0 4
.
L 27
FC M10 0 5KF -1 2 1T0 3_ 0 4
Z 26 3 0
Z2 61 6
Z2 6 01
Z 26 2 3
3 .3 VS
2 ,3 , 6, 7 ,1 0 ,1 2, 1 3, 1 4, 1 5, 1 6, 1 7, 1 8, 1 9, 20 , 22 , 23 , 24 , 25 , 27 , 28 , 32 ,3 3 ,3 6 ,3 7
Z2 6 04
R
5
02
*10K
_0
4
.
L 3 3
F CM1 005 KF- 12 1 T03 _ 04
MSPKL
2 5
.
L 5 5
FC M1 0 05 KF -1 2 1T0 3_ 0 4
Z2 61 7
SP KOU TR -
OP MU TEAPM#
.
L 32
0 _0 4
FOR EMI
01 24
5 VS
5 V
1 8, 2 0, 21 , 25 , 28 , 29 , 30 , 31 , 32 , 33,3 4 ,3 5 ,3 7
C 3 04
1 U _1 0 V_ 06
H EAD PH ONE-L 2 3
AMP_ EN #
SB_ MU TE#
17
C 6 25 . 1 U_ 1 6V _0 4
L 8 6
H C B1 60 8 KF- 12 1 T2 5 _0 6
R 5 01
0_ 0 4
1031
C 3 1 2
. 1 U _1 6 V_0 4
5 VS
R _H P_ OUT_ A
25
C 32 4
*6 8 p_ 0 4
J SPK _1
8 5 20 4 -0 4 001
1
2
3
4
0 102
C near CP+ and CP-
L_ H P_ OU T_C
C7 1 6
. 1U _ 10 V_ X7R _ 04
C 33 2
. 1U _ 16 V_ 0 4
4
AU DG
SPKO U TL-
APA2056
U 3 0
APA2 0 56 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 PVD D
C PVD D
SD
#
CP
G
N
D
R_ H P_ OU T
L_ H P_ OU T
C PVSS
L_ O U T-
AMP_ EN #
BY
PASS
L_ OUT+
R_ O U T-
R_ OUT+
R _I N _AMP
C P+
C P-
H PVSS
H P_E N
L_ I N_ AMP
BE
EP
VD
D
PVD
D
PV
D
D
GN
D
PG
N
D
PG
N
D
GN
D
C 63 2
. 1 U_ 1 6V _0 4
C5 7 9
4 .7 U _6 . 3V _X5 R_ 0 6
D 1 3
*SC S3 5 5V
A
C
MSP KR
Q 3 9
D TC1 1 4E UA
G
D
S
C 7 17
1 U _1 0 V_0 6
Z 26 2 4
AP UD G
010 2
.
L 90
H C B1 608 KF- 12 1 T2 5 _ 06
R 21 7
*6 4. 9 _1 %_ 0 6
R 4 65
1 0K _0 4
F RO N T-R
25
SPKO U TL+
Z2 6 07
MU TEAPM#
APU D G
Z2 6 34
.
L2 0
F CM1 0 05 KF-1 21 T03 _ 04
R_ OUT+_C
.
L 30
H C B1 608 KF- 12 1 T2 5 _ 06
Z 26 1 0
R 4 66
0_ 0 4
.
L 26
0 _0 4
C 65 7
1 U_ 1 0V _0 6
U 3 3
7 4 AH C1G 08 G W
1
2
5
4
3
+
C 5 8 9
*10 0U _1 0 V_D
APU D G
AMP_ EN #
R 21 9
*6 4. 9 _1 %_ 0 6
5 VS_ AMP
C3 3 7
.1 U _1 6 V_0 4
PLACE CLOSE CODEC
S PKO U TR +
.
L2 1
F CM1 0 05 KF-1 21 T03 _ 04
R5
6
5
*5
10
K
_04
C 3 54
1 8 0P_ 5 0V _0 4
JSPK_1
C 30 2
2 .2 U _6 . 3V_ 0 6
Z2 6 05
S PKOUTR -_R
U 9
7 4A HC 1 G 08 GW
1
2
5
4
3
R 4 97
39 K_ 04
C 58 8
1 0 U _10 V_0 8
AP UD G
C 32 0
*6 8 p_ 0 4
H EAD PH O N E-L _ B 2 0
Z2 61 8
Z
2627
C 3 52
1 8 0P_ 5 0V _0 4
S _R
C 3 43
. 1U _ 1 0V_ X7R _ 0 4
R 4 96
39 K_ 04
D 1 2
SC S3 55 V
A
C
C 66 3
1 U_ 1 0V _0 6
C 33 0
1 0U _ 1 0V_ 0 8
5V S
MSP KL
C 3 3 9
. 1 U_ 1 6V _0 4
R5 1 9 10 K_ 0 4
Z2 61 9
C 3 38
1 U _1 0 V_ 06
C 31 1
2 .2 U _6 . 3V _X5 R_ 0 6
3. 3 VS
3. 3 VS
Z 26 3 1
R4
9
9
*1
0K
_0
4
C 29 8
. 1 U_ 1 6 V_0 4
C 3 21
. 1 U_ 1 6V _0 4
SPK_ H P#
23
Z2 6 06
S _R
S UR R -R / H P-O U T-R
.
L 31
0 _0 4
APU D G
L_ O UT-_C
Z26 2 0
C 57 8 4 .7 U _6 . 3V _X5 R_ 0 6
C 31 3
1U _ 1 0V_ 0 6
.
L 25
0 _0 4
L_ H P_ OUT_ A
25
C 60 9
.1 U _1 6 V_ 04
R
505
*
10K
_04
Z2 63 3
C 32 5
. 1U _ 16 V_ 0 4
Sheet 27 of 48
Audio AMP2056
Содержание L390T
Страница 1: ......
Страница 2: ......
Страница 3: ...Preface I Preface LCD Computer L390T Service Manual...
Страница 26: ...Introduction 1 12 1 Introduction...
Страница 51: ...Part Lists LCD L390T A 3 A Part Lists LCD L390T 3 Figure A 1 LCD L390T...
Страница 52: ...Part Lists A 4 Stand L390T A Part Lists Stand L390T Figure A 2 Stand L390T...
Страница 53: ...Part Lists Back Fan 1 L390T A 5 A Part Lists Back Fan 1 L390T Figure A 3 Back Fan 1 L390T...
Страница 54: ...Part Lists A 6 Back Fan 2 L390T A Part Lists Back Fan 2 L390T Figure A 4 Back Fan 2 L390T...
Страница 55: ...Part Lists DVD L390T A 7 A Part Lists DVD L390T Figure A 5 DVD L390T...
Страница 56: ...Part Lists A 8 Combo L390T A Part Lists Combo L390T Figure A 6 Combo L390T...
Страница 98: ...Schematic Diagrams B 42 B Schematic Diagrams...