Printed Wiring Boards - Front Amp Section - Sony TA-S7AV Service Manual

5-2. PRINTED WIRING BOARDS – FRONT AMP Section – •
1 2 3
A
FRONT AMP BOARD
B
C865
C835
C836
R835
JW26
C863
L833
R831
R836
C832
CENTER SPEAKER
(AEP, UK)
– + L831
IMPEDANCE
USE 8 – 16Ω C831
R838
JW27
C
– R832
L +
C834
R833
C864
REAR SPEAKER
IMPEDANCE R834
L832
USE 8 – 16Ω
C833
R – +
R885
Q881 Q883 C837
E E
R881
TM102
D831
C861 R883 R887 R889
D
D881 JW3
RY881
R815
C808
R812 C809
R814
L – +
R811
FRONT SPEAKER
C859 L811
IMPEDANCE
USE 6 – 16Ω
C862
E – +
R
(AEP, UK)
C858 R861
L861
R862
C990
TM101
(AEP, UK)
D981
5 1
NO109
JW192
IC923
A IC924 JW10
F
3 1
SUB TRANS
3 1
BOARD C993 C925 C926
JW9
CN903 C994
JW11
(Page 18)
JW12
JW13
JW188
D924
C927
JW15
G
D925 R991
D926
R992
R972
R908
R971
C914
JW18
C992
JW197
D992 D993 D994 D995
D923
D991 D996
H
D990
JW16 D997
D998
JW17
D974
D975
C991
D970
JW196
D971
JW19
I
SYSTEM CONTROL 1
FROM ST-S5
C1101
7
C1100
JW39
R903 C941
CN107
E
E
J JW187
R904
3 1
D980 Q902 Q903 Q904
R905 CN105
AC OUTPUT
E M
BOARD
CN915
(FAN)
(Page 18)
See page 10 for Circuit Boards Location.
4 5 6 7
• Semiconductor Location
Ref. No. Location Ref. No. Location
D801 H-7 D970 H-3
D802 G-7 D971 I-3
D821 I-10 D972 I-4
D831 D-3 D973 H-4
D851 H-7 D974 H-3
D871 I-11 D975 H-3
D881 D-3 D980 J-2
R839
D911 B-10 D981 F-3
D923 H-3 D990 H-2
D924 G-2 D991 H-2
R837
D925 G-2 D992 H-2
D926 G-2 D993 H-2
D951 B-12 D994 H-3
D963 I-6 D995 H-3
JW82
13
JW47
R858
Q851
C961 C962
E
R967
Q963 JW63
E
R854
JW60
R973
R856
R974
R855
JW61 R857
R963
Q962 C856
JW62
R970
D851
R964
R969
R859
R805
C964
C963
R966
JW66
R965
JW67
D973
C803 E
C812
Q961
D972 R968
R802
IC801 R853
R852
D963 R803
C804
C852
C853
C851
R851
C854
C1102
C1103
NO101
1
JW189
JW40
JW70
CN106
E R906
R907
CN113
AC OUTPUT
F
BOARD
2 1
CN914
(Page 18)
8 9 10
Ref. No. Location Ref. No. Location
D911
D996 H-3 Q883 D-3
D997 H-3
Q891 H-9
Q892 H-9
IC310 H-10 Q893 H-10
IC801 H-5 Q894 G-9
IC923 F-3 Q895 G-9
IC924 F-2
Q896 H-9
Q897 G-9
Q801 H-7 Q902 J-3
JW139
Q821 I-10
Q903 J-3
Q822 I-10 Q904 J-4
Q851 G-7 Q961 H-7
Q871 I-11 Q962 H-4
R951
Q881 D-3 Q963 G-4
R952
(Page 14) (Page 14)
JW141
SURROUND AMP SURROUND AMP
BOARD BOARD JW143
CN1002 CN1003
H J
JW881
JW81
JW145
JW148
CN103 CN108
1
4 1
JW84
JW85 JW150
JW86
JW87
JW88
JW89
JW90
JW91
JW92
JW93
JW94
JW95
JW96
JW97
D802
Q895 C893 R897 Q897
E E E
JW161
JW99
JW98
Q894
JW64 R898
C892
E E
C857
Q893
Q896
IC310
JW65
EPT902 R895
C807 R894 R896
Q891
C891
E
R911
D801
JW193
C1037
R891
C811 E
C806 JW180
Q892
R892 C1036
R807
JW181
R806 R912 JW167
R924
R809 LP902 JW168
JW125 R925
E
Q801
JW127 R926
R808
R801
JW128 R927 E R830
R804
D821
C801
C802 JW130
Q822 R879
R880 R877 R826
JW131
JW132
C872 R878 R876
Q821
R916 C871
JW78
R910
(CHASSIS)
11 11
11 12 13
1 6
NO102
C911
(Page 18)
G
AC OUTPUT
C956
BOARD
CN113
D951
C912 C955
JW138
JW140
R954
R953
C954
C953
JW142
EPT901
C987
(CHASSIS)
CLP1001
JW147
JW146
(CHASSIS)
JW149
CN104
JW152
JW151 JW153
R923
JW154
R921 D
JW155
R914
R920 JW156
PANEL BOARD
R919 CN700
JW157
(Page
R918
JW158
R917 JW159
16)
C917
JW195 JW160
C916
C920 JW162
R913
JW109
(AEP, UK)
C924
R915
JW194
C915
JW163
C919
JW165
JW164
JW166
JW169
R821 C918
D871 JW190
C821
JW170
R827
R825
JW172
E
JW173
JW174
JW175
JW178
E
JW176
Q871
JW177
R875
R871
11 11
1-680-749- (21) (11)
(AEP, UK) (KR, MX, AUS)
TA-S7AV
14 15 16
SYSTEM CONTROL 2
FROM ST-S5
RELAY BOARD
2
1
1-680-755-
11 11
(21) (11)
(AEP, UK) (KR, MX, AUS)