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SA-XR70E / SA-XR70EB / SA-XR70EG
SCHEMATIC DIAGRAM - 34
POWER CIRCUIT
Q881
R881
3.3K
SP_A
Q881, 882
B1AAGC000006
SWITCH
Q882
R883
3.3K
SP_B
+15V
D884 - 886
1SR35400V
D701
B0FFCK000001
TH701
1
2
3
D4CAC8R00002
C706
0.1
C707
400V180P
R703
680
L704
J0JKB0000020
R704
C709
0.68
470P
D704
B0JAME000025
HS701
RMY0316
+15V
R763
C763
1.5K
50V4.7
C764
R764
0.01
6.8K
R717
VOL_CONT
R750
47K
R798
47K
2SA1037AKSTX
C759
50V1
: Main Signal line
: +B Signal line
RLY601
RSY0017M-0
C881
2
1
1000P
4
3
C882
6
5
1000P
D881
B0AACK000004
RLY602
RSY0017M-0
2
1
4
3
6
5
D882
B0AACK000004
D885
D884
D883
D886
D883
B0AACK000004
D728
B0AACK000004
RLY721
K6B1AEA00003
4
3
4
2
1
C725
1000P
R702
68K
1
2
IC701
3
4
5
D703
B0BA03000015
IC701
C5HABZZ00125
POWER SUPPLY IC
5
6
7
8
C721
0.1
IC703
C0ABBA000073
OP AMP IC
4
3
2
1
R719
47K
39
R730
4.7K
C723
1000P
Q705
SWITCH
JK601
RLY603
K6B2CGA00086
8
7
6
5
-
+
1
2
3
4
C883
1000P
C884
1000P
C724
0.01
C704
470
L703
L702
C703
ELF21N015E
ELF21N015E
470
1
2
1
C702
0.1
4
3
4
Q703
Q702
R720
3.3K
R722
R721
39
39
80
SPEAKER B
TERMINAL CIRCUIT
RLY604
K6B2CGA00086
8
6
5
7
-
+
8
8
3
4
1
2
7
7
6
6
5
5
4
4
3
3
2
2
1
1
FL+
FL-
FR+
FR-
SL+
SL-
SR+
SR-
C+
SB+
SB-
F701
250V 4A
2
3
1
C701
FC702 FC701
0.1
3
2
4
L701
ELF15N050A
Z701
ERZV10V511CS
Q702, 703
B1ABCF000011
SWITCH
JK604
FRONT R
SPEAKER B
FRONT L
SPEAKER B
C893
1000P
C894
1000P
C895
1000P
C896
1000P
JK602
CENTER
SPEAKER
SURROUND R
SPEAKER
PL601
JK603
SURROUND L
SPEAKER
SURROUND B
SPEAKER
PL602
W601
TO
4
MAIN CIRCUIT
3
(CN601) ON
2
SCHEMATIC
1
DIAGRAM - 16
W602
8
7
TO
6
MAIN CIRCUIT
5
(CN602) ON
4
SCHEMATIC
C-
3
DIAGRAM - 19
2
1
E701
SNE1004-2
AC IN
230 - 240V
50Hz
JK701
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