Read Sony XM-7547 Service Manual online
XM-7547
11
11
5-5. SCHEMATIC DIAGRAM – FILTER/AMPLIFIER (1/3) SECTION –
• See page 10 for IC Block Diagram.
A
B
C
D
C101
4.7/50V
R101
22k
C102 4.7/50V
R102
22k
R851
3.3k
C851
330
25V
25V
C104
33P
5
6
7
6
5
7
2
3
4
5
6
7
2
3
1
3
2
1
IC801-1
NJM4580E(T1)
IC802-1
NJM4580E
(T1)
IC802-2
NJM4580E
(T1)
6
5
7
3
2
1
IC808-1
NJM4580E
(T1)
IC808-2
NJM4580E
(T1)
IC801-2
NJM4580E(T1)
IC807-1
NJM4580E(T1)
IC807-2
NJM4580E(T1)
R105 22k
C105 47P
R205 22k
C205 47P
C405 47P
C305 47P
R405 22k
R305 22k
R201
22k
C201
4.7/50V
R301
22k
C301
4.7/50V
R302
22k
C302
4.7/50V
R402
22k
C402
4.7/50V
R401
22k
C401
4.7/50V
R202
22k
C202
4.7/50V
R206
150
R306
150
R406
150
R106
150
C106 100P
R107 4.7k
C206 100P
R207 4.7k
R307 4.7k
C306 100P
R407 4.7k
C406 100P
C304
33P
C856 0.1
C404
33P
CNJ809 9P
CNP809 9P
R489
10k
C457
47/16V
C456
47/16V
HPF
LPF
FLAT
R490
10k
R308
3.3k
R309
4.7k
IC810-2
NJM4580E
(T1)
IC811-1
NJM4580E(T1)
IC811-2
NJM4580E
(T1)
IC810-1
NJM4580E
(T1)
IC809-2
NJM4580E(T1)
C455 0.015
C453 0.015
4
1
2
3
4
8
1
1
2
3
4
2
3
C454
0.15
C452
0.15
R487 2.2k
R484 10k
R486 2.2k
C451 100P
R483 6.8k
R485
10k
R482
22k
R481
10k
R381
10k
R382
22k
R386 2.2k
R387 2.2k C355 0.015
R384 10k
C353 0.015
C351 100P
R385
10k
C352
0.15
C354
0.15
C357
47/16V
C356
47/16V
IC809-1
NJM4580E(T1)
7
6
5
8
7
6
5
8
7
6
5
R383
6.8k
R390
10k
R389
10k
5
6
8
7
Q302 2SC3327-A
Q202 2SC3327-A
Q203
2SC3327-A
Q103
2SC3327-A
Q102 2SC3327-A
Q201
2SC3624-T1L1718
Q101
2SC3624-T1L1718
Q303
2SC3327-A
Q403
2SC3327-A
IC812-2
NJM4580E(T1)
IC812-1
NJM4580E(T1)
IC806-2
NJM4580E(T1)
IC806-1
NJM4580E(T1)
R310 3.3k
R410 3.3k
C307 100P
C407 100P
C308
4.7/50V
R311
680
R312
22k
R315
10k
R314
10k
R214
10k
R215
10k
R115
10k
R114
10k
R116
10k
R117
3.3k
R208
3.3k
R216
10k
R217
3.3k
C309
0.22
C409
0.22
C408
4.7/50V
R313 6.8k
R411
680
R412
6.8k
R413 6.8k
R316
10k
R416
10k
R415
10k
Q402 2SC3327-A
R414
10k
R317
3.3k
R417
3.3k
R409
4.7k
R408
3.3k
1
2
3
4
1
2
3
7
5
6
C207 100P
C107 100P
C208
4.7/50V
C108
4.7/50V
R209
4.7k
R108
3.3k
R109
4.7k
R210
3.3k
R110 3.3k
R211
680
R212
22k
R111
680k
R112
22k
R213
6.8k
C209
0.22
R113 6.8k
C109
0.22
CNP808 9P
CNJ808 9P
R188
10k
C157
47/16V
C154
0.15
R190
10k
R187 2.2k
R184 10k
R186 2.2k
R286 2.2k
R285
10k
R267 2.2k
C155 0.015
C153 0.015
C152 0.15
C254
0.15
C252
0.15
C255 0.015
C253 0.015
C251 100P
C156
47/16V
HPF
FLAT
LPF
IC805-1
NJM4580E(T1)
IC804-2
NJM4580E(T1)
R290
10k
R289
10k
C256
47/16V
C257
47/16V
1
2
3
1
2
3
7
5
6
IC805-2
NJM4580E
(T1)
IC803-2
NJM4580E(T1)
1
2
3
7
5
6
7
5
6
IC803-1
R284 10k
R183
6.8k
R283
6.8k
R282 22k
R182 22k
C703 220 16V
C704 220 16V
R281
10k
R181
10k
C151 100P
R185 10k
C886
0.1
C889
0.1
CNJ807
R852 1K
C705 0.001
C852 0.22
R103
4.7M
4.7M
R104 22k
R203
4.7M
4.7M
R204 22k
C203 47p
C103 47p
8
C853 330 25V
R853
3.3k
R303
4.7M
4.7M
R304 22k
C303 47p
R403
4.7M
4.7M
R404 22k
R854 1K
C854 0.22
4
8
S851
TEST TONE
VR801-1
5KC
VR801-2
5KC
VR802-1
5KC
VR802-2
5KC
8
4
8
4
09
VR803-1
5KC
C218 100P
C318 100P
C318 100P
C418 100P
C118 100P
C751 0.1
C752 0.1
VR803-2
5KC
4
8
S805-1
ON
OFF
S806-1
ON
OFF
S805-2
ON
OFF
S806-2
ON
OFF
VR804-2
5KC
VR804-1
5KC
S801-1
S801-3
S803-1
8
8
8
VR805-3
20KE
S803-2
S801-2
S801-4
4
4
4
VR805-4
20KE
VR805-1
20KE
VR805-2
20KE
S802-1
S802-3
S804-1
VR806-3
20KE
S804-2
S802-2
S802-4
VR806-4
20KE
VR806-1
20KE
VR806-2
20KE
2
3
1
IC851-2
NJM4580E(T1)
4
R884
10k
R885
4.7k
C899 0.01
R887 3.9k
C850
0.01
R886
3.8k
R855
10k
R883
10k
R856
10k
R857
15k
D851
1SS184
C204
33p
LEVEL
(MIN-MAX)
6
5
7
IC851-1
NJM4580E(T1)
8
R859
10k
R858
4.7k
C857 0.01
R860 180k
C858
0.01
R861
180k
R882
1M
MONO
INPUT
MONO
LEVEL
(MIN-MAX)
IC804-1
NJM4580E
(T1)
NJM4580E(T1)
VR805
FILTER
(50Hz–400Hz)
VR806
FILTER
(50Hz–400Hz)
FILTER
(LPF OFF HPF)
FILTER
(LPF OFF HPF)
SW801, 802
FILTER
(X1 X10)
9
1
9
1
1
9
1
9
DIRECT
(ON OFF)
DIRECT
(ON OFF)
LINE SW
LINE SW
LEVEL SHIFT
LINE SW
LEVEL SHIFT
LINE SW
Q301
2SC3624-T1L1718
LEVEL SHIFT
LINE SW
LINE SW
Q401
2SC3327-T1L1718
LINE SW
LEVEL SHIFT
LINE SW
LOWBOOST
(0dB—+10dB)
LOWBOOST
(0dB—+10dB)
C403 47p
LPF
HPF
FLAT
C753
0.1
C754
0.1
TO AMPLIFIER BORAD (2/3)
(Page 13)
AMPLIFIER BOARD
LPF
FLAT
HPF
TO AMPLIFIER BORAD (3/3)
(Page 14)
IC806
LOW BOOST
IC812
LOW BOOST
IC805, 810
L.P.F
IC803, 809
H.P.F
IC804, 811
L.P.F
IC851
PRE AMP
IC808
PRE AMP
IC807
PRE AMP
IC802
PRE AMP
IC801
PRE AMP
0
15
0
0
0
-15
0
0
0
0
0
15
0
0
0
15
0
0
0
-15
0
0
-15
0
0
0
0
15
0
0
0
15
0
0
0
-15
0
0
-15
0
0
0
0
0
0
0
15
0
15
0
0
0
0
-15
0
-15
15
0
0
-15
0
0
0
0
0
0
15
0
15
0
0
0
0
-15
0
-15
15
0
0
-15
15
0
-0.6
0
0
0
15
0
0
0.8
0
0
0.8
-0.6
0
0
0
0
-15
0
0
15
0.8
0.8
0
-0.6
0
0
0
0
0
0.8
0
0
-0.6
0
0
0
0
0
0
0
0
15
0.8
0.8
0.8
0
0
15
-15
15
9 10
7
8
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