44
12.8. Main (Damp) Circuit
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
C
D
B
E
G
H
F
A
MAIN (DAMP) CIRCUIT
SCHEMATIC DIAGRAM - 7
SA-AKX200
LM
, SA-AKX400
LM
MAIN (DAMP)
CIRCUIT
TO SPEAKERS
: +B SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
FOR AKX400
FOR AKX400
1
G1
3
4
2
G2
JK6000
0.033
C6024
0.033
C6028
0.033
C6025
0.033
C6030
0.47
C6045
0.47
C6046
0.01
C6061
0.01
C6062
3.3
R6058
3.3
R6060
R6070
6.8K
Q6001
B1ABCF000176
DC DETECT
DC DETECT
R6056
4.7K
R6054
56K
R6132
220K
SPEAKER PROTECTION
SWITCH
Q6300
B1ABCF000176
SPEAKER PROTECTION
SWITCH
Q6007
B1ABCF000176
47K
R6055
C6027
0.1
R6057
220K
B1ADGF000016
Q6002
0.1
C6036
1
C6039
1
C6031
0.1
C6032
50V1000
C6033
50V1000
C6035
C6022
10
R6011
10K
R6072
0.47
C6047
0.47
C6048
100K
R6067
100K
R6069
100K
R6066
100K
R6068
5.6K
R6308
5.6K
R6309
0.01
C6063
0.01
C6064
3.3
R6061
3.3
R6062
0.1
1
1
C6023
0.1
C6021
0.1
C6018
10
C6005
0.1
C6019
22K
R6046
10
R6007
10
R6050
C6020
43
11
9
10
34
36
35
12
33
6
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
2
7
4
1
IC6000
M3
BST_C
GVDD_CD BST_D
M1
/OTW
OUT_D
GND
/CLIP
INPUT_D PVDD_CD
/FAULT
OUT_D
PVDD_CD
M2
GND
LEFT+
LEFT-
RIGHT-
RIGHT+
AVDD
INPUT_C
GND
VDD
C_START
DVDD
/RESET
OC_ADJ
GVDD_AB
INPUT_B
INPUT_A
GND
GND
GND
OUT_B
PVDD_AB
PVDD_AB
PVDD_AB
GND
GND
OUT_A
OUT_A
PVDD_CD
GND
OUT_C
GND
BST_A
BST_B
C1AB00003994...AKX200
C1AB00004014...AKX400
POWER AMPLIFIER
DAMP_VALID
S
D
I
M
PWM_P_1
DS
PWM_M_1
DS
PWM_P_2
DS
PWM_M_2
DS
DAMP_OTW
MI
PW_12V
TU
PW_3R3V
S
U
I
M
VR
R
V
S
D
U
T
DC_DET_AMP_FAN
MI
DGND
MI US TU DS VR
C6068
10
PW_32V
VR
G0C100M00013
L6301
G0C100M00013
L6300
2
4
3
1
2
4
3
1
G0A100K00006
L6001
G0A100K00006
L6002
G0A100K00006
L6005
G0A100K00006
L6000
0
R6001
MI: MAIN (MICON): SCHEMATIC DIAGRAM - 1 ~ 3
US: MAIN (USB): SCHEMATIC DIAGRAM - 4
TU: MAIN (TUNER AUX): SCHEMATIC DIAGRAM - 5
DS: MAIN (DSP BLUETOOTH): SCHEMATIC DIAGRAM - 6
DA: MAIN (DAMP): SCHEMATIC DIAGRAM - 7
VR: MAIN (VOLTAGE REGULATOR): SCHEMATIC DIAGRAM - 8 ~ 9