D-Amp Circuit - Panasonic SA-AKX10PH Service Manual

18.6. D-Amp Circuit

1 2 3
SCHEMATIC DIAGRAM - 9
A
H D-AMP CIRCUIT
B
C
L5901
ZJ5901*
J0JKB0000020
I
VDD 6
TO
C5903 C5905
VDD 5
SMPS CIRCUIT 0.1 0.1
GND 4
(CN5801)
C5904 C5906
GND 3
IN SCHEMATIC 0.1 0.1
VSS 2
DIAGRAM - 10
L5902
VSS 1
D J0JKB0000020
C5901 C5902
CN5902
1000P 1000P
1
FL_IN 12
SGND 11
E
FR_IN 10
B AGND 9
TO
MUTE_F 8
MAIN CIRCUIT
FHOP1 7
(CN2711)
FHOP2 6
IN SCHEMATIC
ECO / FAN 5
DIAGRAM - 4
DC_DET 4
MOD_DA 3
+5V 2
+5V GND 1
12
F
B1GBCFJJ0051
R5904
10K
G
R5903
10K
H
1 2 3
4 5 6
: +B SIGNAL LINE : -B SIGNAL LINE : AUDIO OUTPUT SIGNAL LINE
1 2 3 4 5 6 7
C5918 C5921 C5923 C5924
330P 0.1 0.1 33P
C5917
1000P
GND
C5956
0
C5907 C5909
50V220 0.1
C5908 C5910
50V220 0.1
C5920
100V22
R5905
10
R5907
QR5901
27K
B1GDCFJJ0047
SWITCH
R5901 R5906 R5909
120K 180K 33K
QR5900
R5910
1.5K
Q5901
SWITCH
B1ABGC000005
SWITCH
R5935
10K
R5913
2.7K
Q5902
B1ADCE000012
SWITCH
R5918
2.7K
Q5903
R5908
B1ABCF000176 10K
SWITCH
R5915
10K Q5905
B1ABCF000176
SWITCH
4 5 6
7 8 9
IC5900
C1BA00000497
POWER AMPLIFIER
8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
C5928 C5933
0.015 0.015
C5938 C5939 C5943
TH5900
0.1 0.1 330P
D4CC11040013
C5927 R5921 R5922 C5935
220P 10 10 220P
C5934
C5947
220P
1000P
C5929
220P
C5942 C5946
1000P 16V10
D5903
B0HCSP000001
D5904
B0HCSP000001
B0HCSP000001
B0HCSP000001
Q5907
B1ABCF000176
DC DETECT
Q5906
B1ABCF000176
DC DETECT
R5923 C5945
6.8K 10V100
7 8 9
89
10 11 12
L5904
G0B9R5K00005
1 2
R5931
22
C5948 R5933
0.68 5.6K
3 4
3 4
C5950
0.1
C5951
1 2 0.1
C5949 R5934
0.68 5.6K
L5903 R5932
22
G0A150L00003
1 2
3 4
L5905
G0B9R5K00005
D5905
D5906
R5927
82K
R5928
82K
SA-AKX10PH/PN D-AMP
10 11 12
13 14
A
B
C
JK5901
G2
4 FL-
3 FL+
D
TO SPEAKERS
2 FR-
1 FR+
G1
E
F
G
CIRCUIT
H
13 14