44
12.6. Main (Damp) Circuit (1/2)
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C
D
B
E
G
H
F
A
MAIN (DAMP) CIRCUIT
SCHEMATIC DIAGRAM - 5
SA-AKX600LM,SA-AKX800LM MAIN (DAMP) CIRCUIT
2/2
1/2
: +B SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
1
2
TO MAIN (DAMP)
CIRCUIT (2/2)
R3012
22
R3013
22
R3556
22
C3014
1000P
R3557
22
C3013
1000P
22
R3551
R3554
22
R3107
22
R3106
22
R3111
0
R3550
22
R3018
0
22
R3014
R3019
0
C3121
1000P
R3108
22
C3120
1000P
R3552
22
R3553
22
C3109
1000P
C3110
1000P
22
R3109
C3021
1000P
22
R3555
R3015
22
C3022
1000P
C3113
1
C3012
1
C3010
0.1
C3020
1
R3110
0
C3119
1
0.1
C3506
C3502
0.1
0.1
C3504
C3503
0.1
R3508
3.3
100K
R3506
100K
R3535
B1ABCF000231
DC DETECT
DC DETECT
Q3503
R3537
4.7K
R3534
22K
R3507
3.3
DSA200100L
Q3502
C3551
1
100K
R3536
8.2K
R3533
10
C3549
C3550
10
Q3500
B1ABCF000231
SPEAKER PROTECTION
SWITCH
Q3501
B1ABCF000231
SPEAKER PROTECTION
SWITCH
100K
R3505
C3523
0.01
C3522
0.01
100K
R3510
100K
R3509
3.3
R3512
0.01
C3527
3.3
R3511
C3526
0.01
2
4
3
1
G0C100M00013
L3000
C3553
0.47
2
4
3
1
G0C100M00013
L3001
C3557
0.47
C3554
0.47
C3558
0.47
2
4
3
1
G0C100M00013
L3100
2
4
3
1
G0C100M00013
L3101
R3112
0
D3000
DA2J10100L
D3001
DA2J10100L
L3003
G1C4R7MA0172
C3000
16V33
R3007
0
DAMP_RST
DAMPGND
R3113
0
R3104
0
PW_+36V
R3538
0
R3558
100
10
R3105
0.033
C3122
0.033
C3123
C3106
0.1
R3000
10
1
C3011
0.033
C3008
0.033
C3009
1
C3019
C3018
0.1
22K
R3002
0.1
C3003
C3006
0.1
0.1
C3005
0.1
C3004
R3102
22K
C3007
0.1
0.1
C3102
10
R3100
C3103
0.1
C3105
0.1
C3104
0.1
100
R3009
0.033
C3107
C3108
0.033
1
C3112
C3111
0.1
1
C3118
C3117
0.1
R3017
0
R3016
0
C3027
0.033
C3026
0.033
R3003
100
R3001
10
C3002
0.1
C3001
10
R3559
0
R3560
0
C3100
10
R3101
10
100
R3103
R3011
10
C3101
0.1
R3005
0
R3004
0
FR+ LO
FR- LO
GND
FL+ LO
FL- LO
2
1
4
43
11
9
10
34
36
35
12
33
6
7
5
39
38
41
40
8
37
23
22
20
18
16
14
13
15
17
19
31
32
28
26
25
27
30
29
21
24
3
42
44
C1AB00003986
DIGITAL AMPLIFIER
IC3001
PVDD_AB
OUT_A
GND
OUT_B
PVDD_AB
PVDD_AB
GND
GND
OUT_A
BST_D
BST_C
OUT_D
OUT_D
GND
OUT_C
PVDD_CD
GND
PVDD_CD
PVDD_CD
GND
/RST
DVDD
GND
GND
OC_ADJ
INPUT_B
C_START
INPUT_A
M1
M3
M2
GND
GND
AVDD
/OTW
/CLIP
GVDD_CD
/FAULT
INPUT_C
INPUT_D
GVDD_AB
BST_A
VDD
BST_B
2
1
4
43
11
9
10
34
36
35
12
33
6
7
5
39
38
41
40
8
37
23
22
20
18
16
14
13
15
17
19
31
32
28
26
25
27
30
29
21
24
3
42
44
C1AB00003986
DIGITAL AMPLIFIER
IC3101
PVDD_AB
OUT_A
GND
OUT_B
PVDD_AB
PVDD_AB
GND
GND
OUT_A
BST_D
BST_C
OUT_D
OUT_D
GND
OUT_C
PVDD_CD
GND
PVDD_CD
PVDD_CD
GND
/RST
DVDD
GND
GND
OC_ADJ
INPUT_B
C_START
INPUT_A
M1
M3
M2
GND
GND
AVDD
/OTW
/OTW
VDD_+12V
/CLIP
GVDD_CD
/FAULT
/FAULT
INPUT_C
INPUT_D
GVDD_AB
BST_A
VDD
BST_B
5
PW_+36V
VR
SO
CN
SO
12V
VR
DAMPGND
VR
F+_LO
DS
F-_LO
DS
DAMP_RST
DS
DC_DET_AMP
VR
HEATSINK
HEATSINK
HEATSINK
P2
P1
CD: MAIN (CD MOTOR DRIVER): SCHEMATIC DIAGRAM - 1
US: MAIN (USB EMMC): SCHEMATIC DIAGRAM - 2
SO: MAIN (SOC IO EXPANDER): SCHEMATIC DIAGRAM - 3 ~ 4
DA: MAIN (DAMP): SCHEMATIC DIAGRAM - 5 ~ 6
CN: MAIN (CONNECTOR): SCHEMATIC DIAGRAM - 7
DS: MAIN (DSP): SCHEMATIC DIAGRAM - 8
VR: MAIN (VOLTAGE REGULATOR): SCHEMATIC DIAGRAM - 9 ~ 10
TP
6
TP