Read Sony XM-7547 Service Manual online
XM-7547
14
14
5-8. SCHEMATIC DIAGRAM – POWER/AMPLIFIER (3/3)/LED SECTION –
• See page 10 for IC Block Diagram.
R811
470
R812
470
R809
680
R810
680
R807
470
R808
470
R805
680
R806
680
R801
680
R802
680
R803
470
R804
470
R815
2.2k
R816
470
R817
470
R818
470
R819
470
R820
10k
R821
10k
D805
R814
2.2k
D804
Q803
Q802
R813
2.2k
D803
D802
D801
Q801
OVERCURRENT
OFFSET
THERMAL
HI-CURRENT
HI-VOLTAGE
Q801-803
2SC2712-Y
SWITCH
7
7
1
1
CNB804 7P
CNP804 7P
2
1
1
2P
2
CNJ806
CNP806
FN801
R852
470
R886
2.2k
C859
22/16V
C860
470/10
R864
47k
D853
02CZ10Y
R863 4.7k
R867
1k
R868
10
Q851
2SA1358-Y
Q852
2SC2712-Y
Q851, 852
FAN MOTOR
DRIVE
D854, 855, 860, 861
11EFS2-TB5
D856, 857, 858, 859
11EQS04-TA1B
46+
C896 0.01
C897 0.022
C899 0.022
Q856
2SC3074-Y
(TE16L)
INVERTER
D861
D860
D859
–15V
+15V
–45V
+45V
D858
D857
D856
D855
D854
Q855
2SC3074-Y (TE16L)
INVERTER
Q854
2SC2712-Y
DRIVER
TH851
T851
L851
BL01RN1-A62
0.45
µ
H
C862
100
50V
50V
C864
0.047
R882
1M
R870
10K
R875
10K
R871
10K
R872
10K
R874
1M
R873
10K
C866
100
16V
16V
C869
0.1
C865
100
16V
16V
C867
0.1
C861
100/50V
C863
0.047
Q804
Q804-807, 809
2SC2712-Y
Q804-806
LED DRIVE
Q807, 808
OVER
CURRENT
Q809, 810
OFF SET
Q917, 918
DRIVER
Q805
R823
10k
R822
10k
Q806
R825
10k
R824
10k
C801
470P
470P
R828
10k
C803
22/16V
R826
3.3k
R829
3.3k
R833
3.3k
R827
10k
R831
10k
R830
10k
R832 47k
C805
22/16V
C806
22
16V
R835
91k
R834
3.3k
R836
1K
R837
10K
S801
MODE (HI-VOLTAGE HI-CURRENT)
Q807
Q808
Q808, 810 2SA1162-Y
Q810
Q809
C802
22
16V
C804
470P
470P
D806
1SS184
-TE85L
IC813
PS2501-1-K
IC903
PS2501-1-K
FAN MOTOR
DETECT
Q811
2SC2712-Y
SWITCH
Q812
2SA1162-Y
SWITCH
D808
02CZ6.8-TE85L
D807
1SS184-TE85L
R838 100
S802
10
1
10
1
CNB805
CNP805 10P
Q859
2SC2712-Y
Q858-861
OFF SET
Q857
2SC2712-Y
Q858
2SA1162-Y
R876
10K
Q861
2SA1162-Y
C859
1000P C870 47/16V
Q860
2SC2712-Y
R877
1M
C873
0.01
C878
8200/35V
C881
8200/35V
C879
8200/35V
C880 8200/35V
C871
1000P
C872
47/16V
+28V
–28V
+28V
–28V
R951
4.7k
R952
220
D911
02CZ15-TE85L
D910
RD36FB2
Q919
2SC2712-Y
SWITCH
Q921
Q920
Q922
Q924
Q926
Q928
Q929
Q927
Q925
Q923
TH905 22k
R961
22
1/4W
R962
1k
R965
1
R967
1
R969
1
R959 1k
R957 100 2W
R958 100 2W
R955
150
R954
1k
R960
1k
R964
22
R966
1
R968
1
R970
1
R963
1k
C929
2200 16V
C930
2200 16V
C931
2200 16V
C932
2200 16V
C933
0.047
T902
L904
BL01RN1-A62
0.45
µ
H
C935
220
35V
35V
C936
220
35V
35V
C911
0.1
R934
1
R932
1
R930
1
R927
1K
R928
1k
R929
22
R926
2.2
C913
2200 16V
C914
2200 16V
C915
2200 16V
C916
2200 16V
B+
B+
B+
B+
B+
B–
B–
B+
B+
B–
D912
FCH20A15
D913
FRH20A15
Q915
Q913
Q911-916 MTP75N06HD INVERTER
Q924-929 MTP75N06HD INVERTER
Q911
Q909
Q910
Q907
IC902
UPC494GS-T1
Q908
Q906
2SC2712-Y
SWITCH
D903
RD36FB2
D904
02CZ15-TE85L
D905
FCH20A15
D906
FRH20A15
IC901
PS2501-1-K
Q916
Q914
Q912
R924
1k
R923 100 2W
R925 1k
R922 100 2W
R920
150
C908 0.01
C909 22 16V
C910 1000P
R913 10k
R914 15k
R915 12k
R921
150
R919
1k
R931
1
R933
1
TH902
22k
R916
4.7k
R917
220
R935
1
R918
1k
R912 10K
R910
220k
C906
22 16V
C905 100 16V
R911
220
C907
47 10V
R909 470
TH901 22k
R908
3.3k
R904
1k
Q901
2SB1243-QR-TV2
B+ SWITCH
Q902
2SA1162-Y
POWER ON/OFF
Q903
2SC2712-Y
B+ SWITCH
Q904
2SC2712-Y
B+ SWITCH
Q918
2SC2712-Y
DRIVER
Q917
2SA1162-Y
DRIVER
Q905
2SC2712-Y
B+ SWITCH
R903
3.3k
R905
4.7k
R906
1.5K
R902
330
D902
02CZ5.1Y-TE85L
D907
1SS184-TE85L
D901
02CZ16-TE85L
R901
10k
C904
1000P
R907
4.7k
R939
10k
C921
1000P
R940
47k
R941
1.5k
R942
470
R937
10k
C924
22/16V
R945
220k
C925
47/10V
C923
100/16V
R946
220
R948
10k
R949
15k
C928 1000P
R950 12k
C926 0.01
C927
22/16V
IC904
UPC494GS-T1
R947
10k
R953
1k
R956
150
R943
3.3k
TH904
22k
TH903
22k
C922
0.01
R936
10k
R938
470k
D909
1SS184-TE85L
D908
1SS184
-TE85L
F903 25A
F904 25A
F901 25A
F902 25A
C902
1000P
C917
220 35V
C918
220 35V
C945
0.01
C919
0.01
L902
BL01RN1-A62
0.45
µ
H
T901
Q920, 921
2SA1680-TPE6
DRIVER
Q909, 910
2SC4408-TPE6
DRIVER
Q922, 923
2SC4408-TPE6 DRIVER
9.5
10.1
11.8
9.4
12.6
0.1
9.4
–2.3
–2.4
12.7
12.7
0.2
0
0
–27.6
–27.6
12.7
GL-5ED60
GL-5ED60
GL-5ED60
GL-5ED60
GL-5ED60
+12V
+12V
GND
0
0
0
0
0
0
CN802 3P
REMOTE
CNJ801
1P
1
SUB WOOFER
3
4CH
0
0
0
0
0
12.9
12.8
–22.5
–26.5
13.8
12.8
0
5
0
23.8
0.2
2.5
5
0.4
12.8
5
13.8
0.4
0.4
0.4
0.4
0.4
0.4
13.8
12.7
12.8
5
5
2.5
0
2.5
2.5
4
0.5
1.7
3.7
12.7
–23.8
0.9
0.3
26.8
26.7
–25.8
12.8
12.8
5
0.7
5.9
13.9
13.2
0.1
0
2.5
2.5
4
0.5
1.7
3.8
12.7
5.2
5.3
0
2.5
5
5
12.8
12.7
12.9
12.8
5
13.8
13.8
0.1
0.4
0.4
0.4
13.8
13.8
12.8
0.4
0.4
0.4
0.4
13.8
2.5
0.4
0.1
0.4
0.4
26
0
0
0
12.8
0
12.8
12.8
12.8
12.8
12.8
IC813
CONVERTER
IC904
CONVERTER
TEMPERATURE
DETECT
Q907, 908
2SA1680-TPE6
DRIVER
IC902
IC901
TEMPERATURE
DETECT
IC903
ON
OFF
NFB
0.5
23.8
0.1
–24.1
13.8
0.5
13.8
–26.8
–26.2
12.8
12.8
–22.5
13.8
0.1
13.8
B+
B+
B+
B+
B–
B–
B–
B–
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B–
B–
B–
B
–
B
–
B
+
B
+
B+
B
+
B
–
B–
TH852
C874
0.1
C876
0.1
C877
0.1
C875
0.1
L903
L901
AMPLIFIER BOARD
Q853
2SB1375
POWER CONTROL
2P
TO AMPLIFIER BOARD (1/3)
(Page 11)
TO AMPLIFIER BOARD (2/3)
(Page 13)
TO AMPLIFIER BOARD
(2/3)
(Page 13)
DC FAN MOTOR
C937
0.01
C944
0.01
C706
0.001
C707
0.001
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