Panasonic SC-UA7E

61
12.18. DAMP Circuit (2/3)
15 16 17 18 19 20 21 22 23 24 25 26 27 28
15 16 17 18 19 20 21 22 23 24 25 26 27 28
F
DAMP CIRCUIT
SCHEMATIC DIAGRAM - 17
SC-UA7E/PC/PH/PR DAMP CIRCUIT
3/32/31/3
TO DAMP
CIRCUIT (3/3)
TO DAMP
CIRCUIT (1/3)
P1P1
: +B SIGNAL LINE
DV: DAMP (VREG): SCHEMATIC DIAGRAM - 19 ~ 20
: AUDIO SIGNAL LINE
DAMPGND
PW_+38V
SW1-
SW2-
SW2+
SW1+
R3207
22
R3206
22
C3213
1
22
R3208
R3549
22
R3548
22
C3209
1000P
C3210
1000P
R3209
22
R3210
0
22
R3547
R3211
0
R3546
22
C3220
1000P
C3221
1000P
C3219
1
3
2
4
1
L3200
G0C100M00013
3
2
4
1
G0C100M00013
L3201
1
C3212
1
C3225
R3215 0
R3216 0
100R3213
100R3214
R3200
10
C3201
0.1
22K
R3202
0.1C3204
1C3203
C3205
0.1
0.1
C3202
100
R3541
C3206
0.1
R3114
0
R3204 0
C3200
10
DAMPGND
DAMPGND
R3201
10
DAMP_RST
R3203 100
R3205
10
SW-
SW+
21
43
11 910 34 3635
12
33
6745
3938 4140
8
3723
22 20 18 16 14 13151719
31 32282625 27 3029
21 24
3
42 44
C1AB00003986
DIGITAL AMPLIFIER
IC3201
C3224
0.1
0.1
C3211
C3223 0.033
C3208
0.033
0.033
C3207
C3222
0.033
DV
DV
GND
GND
OUT_C
OUT_D
OUT_D
PVDD_CD
OUT_A
GND
GND
BST_A
OUT_A
BST_B
PVDD_AB
PVDD_AB
GND
BST_C
BST_D
OUT_B
PVDD_AB
GND
PVDD_CD
PVDD_CD
/RST
/OTW
/OTW
AVDD
VDD
DVDD
GND
GND
GND
GND
/CLIP
M2
M3
M1
/FAULT
/FAULT
VDD
INPUT_C
OC_ADJ
INPUT_A
C_START
INPUT_B
GVDD_AB
GVDD_CD
INPUT_D
HEATSINK
R3107
22
R3106
22
C3113
1
22
R3108
R3553
22
R3552
22
C3109
1000P
C3110
1000P
R3550
22
R3110
0
22
R3551
R3111
0
R3109
22
C3120
1000P
C3121
1000P
C3119
1
C3557
0.47...PH/PR
1...E/PC
C3558
0.47...PH/PR
1...E/PC
C3560
0.47...PH/PR
1...E/PC
C3561
0.47...PH/PR
1...E/PC
3
2
4
1
L3100
G0C100M00013
3
2
4
1
G0C100M00013
L3101
1
C3112
1
C3118
R3559 0
R3562 0
100R3115
100R3116
0R3453
0R3454
R3100
10
R2515
0
C3101
0.1
22K
R3102
0.1C3104
1C3103
C3105
0.1
0.1
C3102
100
R3558
0
R3538
C3106
0.1
R3113
0
R3104 0
C3100
10
DAMPGND
DAMPGND
R3101
10
DAMP_RST
DGND
R3103
100
R3105
10
SW-
SW+
21
43
11 910 34 3635
12
33
6745
3938 4140
8
3723
22 20 18 16 14 13151719
31 32282625 27 3029
21 24
3
42 44
C1AB00003986
DIGITAL AMPLIFIER
IC3101
C3117
0.1
0.1
C3111
C3123 0.033
C3108
0.033
0.033
C3107
C3122
0.033
DV
DV
GND
GND
OUT_C
OUT_D
OUT_D
PVDD_CD
OUT_A
GND
GND
BST_A
OUT_A
BST_B
PVDD_AB
PVDD_AB
GND
BST_C
BST_D
OUT_B
PVDD_AB
GND
PVDD_CD
PVDD_CD
/RST
/OTW
AVDD
VDD
DVDD
GND
GND
GND
GND
/CLIP
M2
M3
M1
/FAULT
INPUT_C
OC_ADJ
INPUT_A
C_START
INPUT_B
GVDD_AB
GVDD_CD
INPUT_D
HEATSINK