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6 Schematic Diagram
6.1.
Main (Damp) Circuit
1
2
3
SCHEMATIC DIAGRAM - 1
A
A
MAIN (DAMP) CIRCUIT
B
C
DAMP_VALID
DS
PWM_P_1
DS
DS
PWM_M_1
D
DS
PWM_P_2
DS
PWM_M_2
MI
DAMP_OTW
R6072
10K
US
DS
MI
PW_3R3V
VO
PW_12V
G1C4R7MA0172
E
F
MI
DC_DET_AMP_FAN
G
NOTE: " * " REF IS FOR INDICATION ONLY
H
1
2
3
4
5
6
: +B SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
ZA6000*
HEATSINK
G1
G2
IC6000
R6050
10
C1AB00003994
R6007
10
POWER AMPLIFIER
C6005
10
C6018
0.1
C6024
0.033
1
GVDD_AB
BST_A
44
C6019
0.1
C6028
0.033
2
VDD
BST_B
43
R6046
22K
3
OC_ADJ
GND
42
4
/RESET
GND
41
5
40
INPUT_A
OUT_A
6
INPUT_B
OUT_A
39
C6031
C6023
0.1
1
7
C_START
38
PVDD_AB
C6020
1
8
DVDD
PVDD_AB
37
9
GND
PVDD_AB
36
10
GND
OUT_B
35
11
GND
GND
34
12
GND
GND
33
C6022
1
13
AVDD
OUT_C
32
INPUT_C
14
31
PVDD_CD
15
INPUT_D PVDD_CD
30
16
/FAULT
PVDD_CD
29
C6036
0.1
17
/OTW
OUT_D
28
18
/CLIP
OUT_D
27
19
M1
GND
26
20
M2
GND
25
C6025
0.033
21
M3
BST_C
24
R6011
10
C6030
0.033
22
GVDD_CD
BST_D
23
L6006
C6021
0.1
4
5
6
7
8
9
L6000
G0A100K00006
R6058
3.3
C6045
1
C6061
0.01
C6032
C6033
C6062
0.1
50V1000
0.01
C6046
1
R6060
L6001
3.3
G0A100K00006
L6002
G0A100K00006
R6061
3.3
C6047
1
C6063
C6039
0.01
1
C6064
0.01
C6048
1
R6062
L6005
3.3
G0A100K00006
R6056
4.7K
Q6007
R6057
C6027
B1ABCF000011
220K
0.1
SPEAKER PROTECTION
R6132
Q6002
SWITCH
220K
B1ADGD000019
DC DETECT
R6055
47K
Q6300
R6054
B1ABCF000011
56K
SPEAKER PROTECTION
SWITCH
Q6001
B1ABCF000011
DC DETECT
7
8
9
14
10
11
12
R6300
0
R6301
0
C6069
R6068
100K
0.1
R6066
C6070
100K
0.1
R6302
0
R6303
0
R6304
0
R6305
0
R6069
C6071
100K
0.1
R6067
C6074
100K
0.1
R6306
0
R6307
0
R6070
12K
C6068
10
US: MAIN (USB) SCHEMATIC DIAGRAM - 3
DS: MAIN (DSP) SCHEMATIC DIAGRAM - 4
VO: MAIN (VOLTAGE REGULATOR) SCHEMATIC DIAGRAM - 5
MI: MAIN (MICON) SCHEMATIC DIAGRAM - 6 ~ 8
SA-AKX18P MAIN (DAMP)
10
11
12
13
14
A
B
C
JK6000
G2
4
LEFT-
3
LEFT+
TO SPEAKERS
RIGHT-
2
1
RIGHT+
D
G1
DGND
MI
E
PW_32V
VO
F
G
CIRCUIT
H
13
14