74
12.15. 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
MAIN (DAMP) CIRCUIT
SCHEMATIC DIAGRAM - 14
SA-VKX95EE/GA/GS MAIN (DAMP) CIRCUIT
2/21/2
TO MAIN (DAMP)
CIRCUIT (2/2)
3
P1
4
5
6
7
8
9
1
2
UP: MAIN (UP): SCHEMATIC DIAGRAM - 8
SO: MAIN (SOC): SCHEMATIC DIAGRAM - 9
US: MAIN (USB): SCHEMATIC DIAGRAM - 10
TU: MAIN (TUNER AUX): SCHEMATIC DIAGRAM - 11
DS: MAIN (DSP): SCHEMATIC DIAGRAM - 12 ~ 13
DA: MAIN (DAMP): SCHEMATIC DIAGRAM - 14 ~ 15
VR: MAIN (VREG FAN): SCHEMATIC DIAGRAM - 16 ~ 17
CN: MAIN (CONNECTOR): SCHEMATIC DIAGRAM - 18
: +B SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
R3215 0
R3220 0
R3020 0
R3026 0
DIGITAL AMPLIFIER
2
43
1
G0C100M00009
L3200
2
43
1
G0C100M00009
L3201
0.033
C3207
C3211
0.1
C3212
1
C3213
1
C3217
0.1
C3218
1
C3219
1
C3208
0.033
C3205 0.1
C3206 0.1
C3204 0.1
C3203 0.1
C3202 0.1
C3201 0.1
C3200 10
R3202 22K
R3213
100
0.033
C3223
0
R3210
0
R3211
C3222
0.033
R3204 0
R3203 100
R3201 10
R3205 10
R3200 10
R3114 0
2
1
4
43
11
9
10
34
36
35
12 33
6
7
5
39
38
41
40
837
2322
20
18
16
14
13
15
17
19
31
32
28
26
25
27
30
29
21 24
342
44
C1AB00003986
IC3201
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
HEATSINK
R3521
100K
R3522
100K
R3523
3.3
R3524
3.3
C3537
0.01
C3538
0.01
R3517
100K
R3518
100K
R3519
3.3
R3520
3.3
C3533
0.01
C3534
0.01
C3564
1
1
C3563
2
43
1
G0C100M00009
L3000
2
43
1
G0C100M00009
L3001
C3566
11
C3565
0.033
C3008
C3011
1
C3012
1
C3018
0.1
C3019
1
C3020
1
C3009
0.033
C3006 0.1
C3007 0.1
C3005 0.1
C3004 0.1
C3003 0.1
C3002 0.1
C3001 10
R3002 22K
R3009
100
0.033
C3027
0
R3016
0
R3017
C3026
0.033
R3007 0
R3003 100
R3001 10
R3011 10
R3000 10
R3112 0
2
1
4
43
11
9
10
34
36
35
12 33
6
7
5
39
38
41
40
837
2322
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
HEATSINK
0
R3018
0
R3019
HEATSINK
B1ABCF000231
Q3503
R3537
4.7K
R3535
100K
R3536
100K
Q3500
B1ABCF000231
R3534
22K
C3549
10
C3550
10
R3533
8.2K
Q3501
B1ABCF000231
SPEAKER PROTECTION SWITCH
SPEAKER PROTECTION SWITCH
B1ADCE000012
DC DETECT
DC DETECT
Q3502
C3551
1
FL+
DS
SW+
DS
SW-
DS
FL-
DS
FL+
FL-
SW+
SW-
R3218
22
R3208
22
R3219
22
R3209
22
R3216
22
R3206
22
R3217
22
R3207
22
R3024
22
R3014
22
R3025
22
R3015
22
R3022
22
R3012
22
R3023
22
R3013
22
1000P
C3220
1000P
C3221
1000P
C3209
1000P
C3210
1000P
C3021
1000P
C3022
1000P
C3013
1000P
C3014
C3531
1000P
R3525
18K
C3567
0.22
R3527
18K
C3569
0.22
C3532
1000P
C3535
1000P
C3536
1000P
C3010
0.1
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