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17.9. Surround D-Amp Circuit
1
2
3
SCHEMATIC DIAGRAM - 21
A
J
SURROUND D-AMP CIRCUIT
B
C
L5901
ZJ5901*
J0JKB0000020
B
+35V_SENSE
6
TO
C5903
C5905
+35V_SENSE
5
0.1
0.1
MAIN CIRCUIT
SYS_GND
4
(CN2008)
C5904
C5906
SYS_GND
3
0.1
0.1
IN SCHEMATIC
-35V_SENSE
2
L5902
DIAGRAM - 5
-35V_SENSE
1
D
J0JKB0000020
C5901
C5902
CN5902
1000P
1000P
1
SURROUND L
12
SIGNAL A_GND
11
E
SURROUND R
10
B
AGND
9
TO
MUTE F_SW (MODE 2)
8
MAIN CIRCUIT
FHOP
7
(CN2011)
NC
6
IN SCHEMATIC
FAN
5
DIAGRAM - 4
DC_DET1
4
MOD_DA
3
+5V
2
+5V GND
1
12
F
B1GBCFJJ0051
R5904
10K
G
R5903
10K
NOTE: " * " REF IS FOR INDICATION ONLY
H
1
2
3
4
5
6
: +B SIGNAL LINE
: -B 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
0
B1GDCFJJ0047
SWITCH
R5901
R5906
R5909
120K
180K
5.6K
QR5900
R5910
27K
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
: AUDIO OUTPUT SIGNAL LINE
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
125
10
11
12
R5931
22
C5948
R5933
0.68
5.6K
3
4
C5950
0.1
C5951
1
2
0.1
C5949
R5934
0.68
5.6K
L5903
R5932
22
G0A150L00003
D5905
D5906
R5927
82K
R5928
K5920...AKX92
82K
SA-AKX92PH SURROUND D-AMP
10
11
12
13
14
A
B
C
JK5901
G2
4
SURROUND L +
3
SURROUND L -
TO SPEAKERS
D
(SURROUND)
2
SURROUND R -
1
SURROUND R +
G1
E
F
0
G
CIRCUIT
H
13
14
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