Panasonic SA-XH201GW Service Manual page 93

15 16 17 18
SCHEMATIC DIAGRAM - 15
E
D-AMP CIRCUIT
: +B SIGNAL LINE
TO D-AMP
CIRCUIT (1/4)
D5401
DA2J10100L
DCDET
QR5400
PW_+12V
B1GBCFNN0038
DC DETECT
VDD
SD
R5300 3.3
R5301 3.3
R5303 C5302 C5301 C5300
24K 10 0.1 0.1
VALID
PWM_C+
PWM_C-
R5304 C5303
47K 100P
R5302
24K
DGND
PWM_SW+
PWM_SW-
L5403 R5305
G1C4R7MA0172 3.3
PW_+12
P1
19 20 21
: AUDIO OUTPUT SIGNAL LINE
IC5300
C1AB00003986
DIGITAL AMPLIFIER
C5325 0.033
1 GVDD_AB BST_A 44
C5318 0.033
2 43
VDD BST_B
3 42
OC_ADJ GND
4 /RESET GND 41
5 40
INPUT_A OUT_A
C5316
6 INPUT_B OUT_A 39
1
7 C_START PVDD_AB 38
C5315
8 37
DVDD PVDD_AB
1
9 GND PVDD_AB 36
C5304 C5305
0.1 1
10 35
GND OUT_B
11 34
GND GND
12 GND GND 33
C5306
1 13 32
AVDD OUT_C
C5314
14 INPUT_C PVDD_CD 31
1
15 30
INPUT_D PVDD_CD
C5313
16 29
/FAULT PVDD_CD
1
17 /OTW OUT_D 28
18 27
/CLIP OUT_D
19 M1 GND 26
20 M2 GND 25
C5312 0.033
C5307
21 24
M3 BST_C
0.1
C5311 0.033
22 GVDD_CD BDT_D 23
TO D-AMP
CIRCUIT (4/4)
22 23 24
L5301
R5314
R5308
G0C100M00007
100K
3.3
C5321
0.22
2 1 C5338
0.01
C5319
R5311
0.47 10K R5315
R5309 100K
3.3
4 3
C5322
0.22
C5337
0.01
R5316 R5317
100K 100K
L5302
R5306
G0C100M00007
3.3
C5323
0.22
2 1 C5329
0.01
C5320
R5310
0.47
10K
R5307
3.3
4 3
C5324
0.22
C5330
0.01
93
25 26 27
R5318
5.6K
C5333
1000P
C5334
1000P
R5319
5.6K
C5335
1000P
C5336
1000P
1/4 2/4
3/4 4/4 SA-XH201GW D-AMP CIRCUIT
28
A
B
C
C+
D
C-
PVDD
E
GND
SW+
SW-
F
G
H