Service manual
Schematic Diagrams
Audio AMP B - 37
B.Schematic Diagrams
Audio AMP
Sheet 36 of 63
Audio AMP
AMPGND
R986
*16K_1%_04
D03-1011J
Modify
old R590 3.24k
add C107
AMPGN D
AMPGND
R588 0_04 R86 *0_04
AMPGND AUDGAMPGN D
L: 0Bx¡÷Ax, H: 1Bx¡÷Ax
DOLBY_SEL33
5VS
2CH_CENTER
FRONT_R
FRONT_L
C482 0.1u_16V_Y5V_04U19
PI5A3158
0B0
2
1B0
11
S0
10
0B1
5
1B1
8
S1
7
VCC
12
A0
1
GND
3
VCC
9
GND
6
A1
4
AUDIO_CEN35
R1004 *10_04
R1007 *10_04
LEF_OUT35
AUDG
AUDG
R1005 *10_04
12MIL
CENTER 1.5W 4ohm/ SUBWOOFER 2W 4ohm
SURR R/L 1W 8ohm
12MIL
2CH_SUBWOOFER
C1069
*1000p_50V_X7R_04
C1070
*1000p_50V_X7R_04
FRONT R/L 1.5W 8ohm
C1075 *1000p_50V_X7R_04
C113 0.47u_16V_Y5V_06
R85 100K_04
LP
LN
RN
J_FRCENSPK1
87213-0600G
1
2
3
4
5
6
C1076
*1000p_50V_X7R_04
C126
10u_10V_Y5V_08
RP
R88 100K_04
L43
FCM1005KF-121T03
Snubber(reserve)
C208
*180p_50V_NPO_04
C115 0.47u_16V_Y5V_06
R1002 *10_04
Note:
C211
*180p_50V_NPO_04
L39
FCM1005KF-121T03
when output under 6W stereo, please follow
demo board layout carefully then one can
use Ferrite Bead & Capacitor (bead-C) directly
and can omit LC filter
L38
FCM1005KF-121T03
L42
FCM1005KF-121T03
C132
1u_10V_Y5V_06
L41 FCM1005KF-121T03
L40 FCM1005KF-121T03
C204
1000p_50V_X7R_04
C187
*180p_50V_NPO_04
C123
0.1u_16V_Y 5V_04
C196
*180p_50V_NPO_04
6-20-53140-106
L36
HCB1005KF-121T20
CENTER_SPK+_R
C201
1000p_50V_X7R_04
CENTER_SPK-_R
SPKOUTR-_R
SPKOUTL+_R
SPKOUTR+_R
SPKOU TL-_R
CENTER_SPK+_C
SPKOUTR-_C
SPKOUTR+_C
SPKOUTL+_C
CENTER_SPK-_C
J_SUBWUF1
85204-02001
1
2
SID E_RO-_C
SPKOUTL-_C
SUBW OOFER+_R
SPKOUTR-_R
SIDE_LO-_C
SID E_RO+_C
SUBW OOFER -_C SUBW OOFER-_R
L78
FCM1005KF-121T03
L79 FCM1005KF-121T03
SUBW OOFER +_C
L55 FCM1005KF-121T03
C124 0.47u_16V_Y5V_06
L80 FCM1005KF-121T03
J_SPKR 1
85204-02001
1
2
R84 * 100K_04
SIDE_LO+_C
L77
FCM1005KF-121T03
L54 FCM1005KF-121T03
SID E_RO-_R
SUBWOOFER
SURR R/L
SIDE_RO+_R
SID E_LO+_R
C766
1000p_50V_X7R_04
SID E_LO-_R
C773
1000p_50V_X7R_04
Therma l Pa d
U4
TPA6017A2PWPR
SD#
19
RIN-
17
LIN-
5
BYPASS
10
GND
11
GAIN0
2
ROUT-
14
LOUT-
8
PVDD
6
LOUT+
4
GND
20
GAIN1
3
ROUT+
18
PVDD
15
EXPOSED PAD
21
LIN+
9
GND
1
GND
13
NC
12
VDD
16
RIN+
7
D03A Change
J_SPKL1
85204-02001
1
2
R89 * 100K_04
C125
1u_10V_Y5V_06
C133 0.47u_16V_Y5V_06
AUDG
AUDG
AUDG
AUDG
AUDG
AUDG
AUDG
C384
10u_10V_Y5V_08
C392
1u_10V_Y5V_06
5VS_REAR
C396
0.1u_16V_Y 5V_04
FRONT_R35
L57
HCB1005KF-121T20
FRONT_L35
AUDG
5VS
C121
*0.47u_10V_Y 5V_04
AUDG
SPK_E N
GAIN1_F
SPKOUTL-_C
SPKOUTR-_CSPKOUTR-_C
GAIN0_F
SPKOUTL+_C
FRONT_R
FRONT_L
SPKOUTR+_C
5VS_AMP
5VS
20MIL
6-03-53158-0J0
5VS
R100 5.1K_1%_04
R82 5.1K_1%_04
FRONT R/L & CENTER
5VS
FRONT_R
FRONT_L
L: 0Bx¡÷Ax, H: 1Bx¡÷Ax
AUDG
2CH_SIDE_R
2CH_SIDE_L
FILTER
DOLBY_SEL33
SURR-OUT-L35
SURR-OUT-R35
C503 0.1u_16V_Y5V_04
USE U63 R986=R590
12/07
6-03-53158-0J0
U21
PI5A3158
0B0
2
1B0
11
S0
10
0B1
5
1B1
8
S1
7
VCC
12
A0
1
GND
3
VCC
9
GND
6
A1
4
12MIL
12MIL
C409
0.47u_16V_Y5V_06
C382 0.15u_16V_X7R_06
C420 0.15u_16V_X7R_06
R387 *1 00K_0 4
AMPGND
Thermal Pad
U17
TPA6017A2PWPR
SD #
19
RIN-
17
LI N-
5
BY PAS S
10
GND
11
GAIN0
2
ROUT-
14
LOUT-
8
PVDD
6
LOU T+
4
GND
20
GAIN1
3
ROUT+
18
PVDD
15
EXPOSED PAD
21
LI N+
9
GND
1
GND
13
NC
12
VDD
16
RIN+
7
R382 100K _04
R386 *1 00K_0 4
C425 0.15u_16V_X7R_06
C412 0.15u_16V_X7R_06
R390 *1 00K_0 4
AUDG
AUDG
AUDG
AU DG
R385 0_04
AUDG
AUDG
R339 0_04
5VS
AU DG
2CH_SIDE_L
20MIL
5VS_R EAR
2CH_SIDE_R
SPK_EN
GAIN0_S
SI DE_L O+_C
SI DE_LO-_C
SIDE_RO+_C
GAIN1_S
SI DE_R O-_C
GAIN0
20
GAIN1
0
0
32
1
GAIN ( dB )
1
1
0
0
36
1
26
DEFAULT
R590
0_1%_04
D03-1021J
Modify
5VS
C1071
0.1u_10V_X5V_04
C1072
10u_6.3V_X5R_08
AMPGND
12V
R1006 0.2_06
C1073
10u_6.3V_X5R_08
R1003 0.2_06
AMPGND
C1054
*0.01u_10V_X5R_04
C1074
0.1u_10V_X5V_04
AVCC
GAIN1GAIN0
R1010
0_04
R1011
0_04
H ( 2V ~ VDD )
L ( 0V~0.8V )
TPA3110D2SHUTDOWN
ACTIVE
SHUTDOWN
AVCC
R1008
*100K_04
R1009
*100K_04
D03-1018J
Modify
D03-1019J
Modify
D03-1017J
Modify
D03-1019J
Modify
L102
HCB1005KF-121T20
C1087 1u_25V_Y 5V_06
L101
HCB1005KF-121T20
D03 -1 018 J
Mod if y
AMPGND
CEN TER_SPK-_C
GAIN0
GAIN1
LP
AVCC
LN
RN
RP
12 Mil
20MIL
C1081 1u_25V_Y 5V_06
20MIL
THERMAL PAD
U30
TPA3113D2
BSNL
22
OUTNL
23
GVDD
9
SDZ
1
FAULTZ
2
INPL
3
INNL
4
GAIN0
5
GAIN1
6
AVCC
7
GND
8
OUTPL
25
BSPL
26
PVCC
27
PVCC
28
PGND
24
PLIMIT
10
INNR
11
INPR
12
BSPR
17
OUTPR
18
PGND
19
OUTNR
20
BSNR
21
NC
13
PBTL
14
PVCC
16
PVCC
15
GND
29
GND
30
GND
31
GND
32
GND
33
GND
34
GND
35
GND
36
GND
37
GND
38
GND
39
GND
40
GND
41
GND
42
GND
43
GND
44
GND
45
GND
46
GND
47
GND
48
GND
49
GND
50
R1016 1K_04
SPK_EN35,54
2CH_SUBWOOFER_RC
12V
CENTER_SPK+_C
R1017 10K_04
12V
SUB WOOFER-_ C
C1062 0.22_16V_Y5V_04
C1064 0.22_16V_Y5V_04
R101 3 300K _04
AMPGND
C1065 0.22_16V_Y5V_04
C1061 1u_25V_Y5V_06
2CH_CENTER
C1068 0.22_16V_Y5V_04
R1019 *0_04
C1063 1u_25V_Y5V_06
AMPGND
SUBWOOFER+_C
R1018 10_06
R1014 10K_04
C1077 1000p_50V_X7R_04
C1083 1000p_50V_X7R_04
C1084 0.1u_16V_Y5V_04
C1085 10u_25V_Y5V_12
C1080 0.1u_16V_Y5V_04
C1082 1u_25V_Y 5V_06
C1078 10u_25V_Y5V_12
AMPGND
C107
*0.1u_10 V_X5R_04
0711-J
del R101,R87
AMPGND
C758
0.1u_10V_X5R_04
R987
*100K_04
R989
*100K_04
OPTION
C1052
*0.01u_16V_Y 5V_04
C1051
*0.1u_16V_Y5V_04
R983 0_04
D03-1006J
R386,R387 add "*"
R382,R390 del "*"
D03-1006J
R84, R89 add "*"
R85, R88 del "*"
2CH_SUBWOOFER
U63
*AS358
OUTPUT 1
1
INPUT 1-
2
INPUT 1+
3
GND
4
INPUT 2+
5
INPUT 2-
6
OUTPUT 2
7
VCC
8
AMPGN D
D03-1006J
R385
0¡÷5.1K
R339 0¡÷10K
D03-1018J
add "*" for EMI
C1066 1u_25V_Y5V_06
C1067 1u_25V_Y5V_06
AMPGND
R1015 200K_04
12 Mil
2CH_SUBWOOFER _RC
R1020 *0_04
R1021
*10K_04
AMPGND
C1101
*0.1u_10V_X5R_04