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Model
XM-554ZR
Pages
22
Size
1.24 MB
Type
PDF
Document
Service Manual
Brand
Device
Car Audio
File
xm-554zr.pdf
Date
PREV: Sony CDX-GT250M (serv.man2) Service Manual

Sony XM-554ZR Service Manual ▷ View online

9
9
XM-554ZR
XM-554ZR
SECTION 3
DIAGRAMS
3-1. BLOCK DIAGRAM
3
2
1
PRE AMP
IC801 (1/2)
1
GAIN CONTROL AMP
IC805 (1/2)
HPF
IC803 (1/2)
DIFFERENTIAL
AMP
Q103
POWER
AMP
Q110
DRIVE
AMP
Q104
DIFFERENTIAL
AMP
Q102
POWER
AMP
Q111
DRIVE
AMP
Q105
BIAS
Q106,107
BIAS
Q206,207
CN902 (1/2)
CN901
MUTE
SWITCH
Q101
+12V
GND
9
PRE AMP
IC801 (2/2)
DIFFERENTIAL
AMP
Q203
POWER
AMP
Q210
DRIVE
AMP
Q204
DIFFERENTIAL
AMP
Q202
MUTE
CONTROL
Q802
POWER
AMP
Q211
DRIVE
AMP
Q205
-3
-2
-4
FL
FR
RL
RR
-1
L
FRONT
INPUT
D906
D907
REAR
R
CN903
L
R
MUTE
SWITCH
Q201
1
2
14
12
REF.
REG
CN905
F901
25A
SWITCHING
DRIVER
Q910,911
SWITCHING
DRIVER
Q912,913
DRIVER
Q908,909
8
10
11
3
LED901
POWER/
PROTECTOR
FRONT
SPEAKER
OUT
DC-DC
CONVERTER
TRANSFORMER
T901
DC-DC CONVERTER
IC903
B+
SWITCH
Q905
OVERLOAD
DET
Q112
OVERLOAD
DET
Q212
CN904
L
(L+R)
R
REAR
SPEAKER
OUT
6
5
CN902 (2/2)
L
(L+R)
R
(L+R)
REM
+15V REG
Q807
–15V REG
Q808
PROTECTOR
DETECT
Q901,902
OVERLOAD
PROTECT
(REAR)
Q805,806
OVERLOAD
PROTECT
(FRONT)
Q803,804
POWER
ON/OFF
Q906
DC DET
IC902
+30V
+15V
–30V
–15V
D804
RECT
D803
RECT
(FRONT)
(REAR)
HIGH 
LEVEL
INPUT/
SENSING
POWER ON
F902
25A
PRE AMP
IC802 (1/2)
1
LPF
IC804 (1/2)
GAIN CONTROL AMP
IC806 (1/2)
DIFFERENTIAL
AMP
Q303
POWER
AMP
Q310
DRIVE
AMP
Q304
DIFFERENTIAL
AMP
Q302
POWER
AMP
Q311
DRIVE
AMP
Q305
MUTE
SWITCH
Q301
PRE AMP
IC802 (2/2)
3
7
LPF
IC804 (2/2)
DIFFERENTIAL
AMP
Q403
POWER
AMP
Q410
DRIVE
AMP
Q404
DIFFERENTIAL
AMP
Q402
POWER
AMP
Q411
DRIVE
AMP
Q108
DRIVE
AMP
Q109
DRIVE
AMP
Q208
DRIVE
AMP
Q209
DRIVE
AMP
Q308
DRIVE
AMP
Q309
DRIVE
AMP
Q408
DRIVE
AMP
Q409
DRIVE
AMP
Q405
MUTE
SWITCH
Q401
OVERLOAD
DET
Q412
6
OVERLOAD
DET
Q312
3
2
5
BUFFER
Q904
TEMP.DET
TH901-903
LED DRIVER
Q903
R
(PROTECTOR)
G
(POWER)
THERMAL DET
Q914,915
VCC
REF
D905
D901
D902
OVER
VOLTAGE
DETECT
Q907
2
HPF
3
2
7
7
GAIN CONTROL AMP
IC805 (2/2)
HPF
IC803 (2/2)
6
HPF
LPF
5
6
LPF
2
3
6
7
GAIN CONTROL AMP
IC806 (2/2)
2
1
6
5
MUTE
CONTROL
Q810
MUTE
CONTROL
Q809
MUTE
CONTROL
Q811
MUTE
CONTROL
Q812
15
16
1
7
1
7
BIAS
Q306,307
BIAS
Q406,407
VR801-1
VR801-2
VR802-1
VR802-2
SW801-1
SW801-2
VR801
LEVEL
(FRONT)
ON
OFF
VR802
LEVEL
(REAR)
SW801
HPF
(80Hz)
(FRONT)
OFF
ON
SW802
SW802-1
SW802-2
LPF
(80Hz)
(REAR)
• Signal path
            : AUDIO
10
10
XM-554ZR
XM-554ZR
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is
printed in each block.)
for schematic diagram:
• All capacitors are in µF unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in 
Ω
 and 
1
/
4
 
W or less unless otherwise
specified.
•
A
: B+ Line.
•
B
: B– Line.
• Power voltage is dc 14.4V and fed with regulated dc power
supply from +12V and REM terminals.
• Voltage is dc with respect to ground under no-signal
condition.
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: AUDIO
for printed wiring boards:
•
: Pattern from the side which enables seeing.
• Waveform
1 V/DIV, 10 
µ
sec/DIV
1
  IC903 
5
3.3 Vp-p
18 
µ
sec
Ver. 1.1
Note:
The components identi-
fied by mark 
0
 or dotted
line with mark 
0
 are criti-
cal for safety.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque 
0
 sont critiques
pour la sécurité.
Ne les remplacer que par une
piéce portant le numéro
spécifié.
11
11
XM-554ZR
XM-554ZR
3-2. PRINTED WIRING BOARD  
 : Uses unleaded solder.
Ref. No.
Location
D101
F-4
D102
F-4
D201
F-5
D202
F-4
D301
F-6
D302
F-5
D401
F-7
D402
F-6
D801
G-9
D802
G-9
D803
B-13
D804
C-13
D805
F-7
D806
F-8
D807
D-10
D901
B-4
D902
G-10
D904
H-10
D905
G-10
D906
I-6
D907
I-6
IC801
H-5
IC802
H-6
IC803
G-4
IC804
G-7
IC805
G-4
IC806
H-7
IC902
F-9
IC903
E-10
LED901
I-8
Q101
G-4
Q102
F-4
Q103
F-4
Q104
E-4
Q105
E-4
Q106
F-2
Q107
F-2
Q108
E-4
Q109
E-4
Q110
E-1
Q111
F-1
Q112
D-2
Q201
G-4
Q202
F-5
Q203
F-5
Q204
E-5
Q205
E-5
Q206
C-2
Q207
C-2
Q208
E-5
Q209
E-5
• Semiconductor Location
Q210
C-1
Q211
D-1
Q212
B-2
Q301
G-6
Q302
F-6
Q303
F-6
Q304
E-6
Q305
E-5
Q306
B-6
Q307
C-6
Q308
E-6
Q309
E-5
Q310
A-7
Q311
A-5
Q312
B-7
Q401
F-6
Q402
F-7
Q403
F-7
Q404
E-7
Q405
E-6
Q406
B-8
Q407
C-8
Q408
E-7
Q409
E-6
Q410
A-9
Q411
A-8
Q412
C-10
Q802
G-9
Q803
H-3
Q804
H-3
Q805
G-8
Q806
G-8
Q807
F-8
Q808
E-8
Q809
G-7
Q810
G-7
Q811
G-6
Q812
G-6
Q901
E-10
Q902
E-10
Q903
I-8
Q904
F-10
Q905
G-10
Q906
G-10
Q907
H-10
Q908
E-11
Q909
E-11
Q910
E-13
Q911
F-13
Q912
E-13
Q913
D-13
Q914
G-10
Q915
G-10
Ref. No.
Location
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
13
C308
-1
-7
-2
-8
FL
RL
FR
RR
L
R
POWER/
PROTECTOR
LED901
JW187
JW100
JW95
JW98
JW97
JW105
JW126
R
G
(PROTECTOR)
(POWER)
C212
JW3
JW1
JW4
JW6
JW5
JW7
JW11
JW198
JW46
JW107
VR802
JW32
JW28
JW12
JW13
JW33
JW20
JW10
JW21
JW157
JW16
JW15
JW9
JW135
JW19
JW36
JW24
JW23
JW8
JW14
JW2
JW25
R164
SW802
SW801
VR801
C155
R172
R272
C355
C455
C912
C255
C802
Q903
R934
R919
R472
R372
R933
R932
Q112
R367
R165
Q107
Q106
Q206
D102
C2
B2 B1
B1
E
C1 C2
B2 B1
E
C1
C2
B2 B1
E
C1
C2
B2 B1
E
C1
C2
B2E
C1
B1
C2
B2E
C1
C2
B2 B1
E
C1
B1
C2
B2E
C1
Q202
Q203
Q302
Q303
C210
C110
IC804
IC903
C905
IC806
IC802
Q907
Q906
Q915
D905
Q914
Q805
Q806
D904
C909
C916
C917
R903
R901
C902
R902
C901
R906
JW173
JW170
R947
R911
R920
R921
R923
R922
R924
R925
JR3
TH903
R926
R930
Q908
Q909
R927
R910
C904
C907
R912
C915
JW151
JW150
L803
C819
C821
C822
C820
L802
L805
L804
JW155
JW154
R931
R929
R928
C911
R942
R904
JW196
JW34
JW106
JW108
JW107
JW160
JW161
JW138
JW163
JW130
JW132
JW131
JW162
JW167
JW109
C810
JW195
R471
R813
C812
R371
JW22
R936
R940
R914
R915
C919
R935
R938
R939
JR4
C903
D902
Q904
C311
C411
D906
D907
R811
C409
C408
C310
R311
R310
R309
R414
R807
R937
C921
R916
R941
R809
R808
R909
R308
C416
C401
R943
R944
R945
R946
C402
R301
C202
R801
C801
R803
C803
R404
C405
R403
R201
C102
R212
R211
R112
R210
R102
JW50
JW51
C811
R271
R812
R113
R810
JW29
R111
JR1
R213
R804
R101
R402
R302
R207
R203
R205
R204
C216
C217
C804
C805
R805
C302
C201
C301
R202
R802
R110
R401
C417
C316
C317
C101
C407
R406
R206
R306
R304
R303
R307
R305
R103
R104
C116
C117
R105
R107
C107
C108
R108
C109
R109
C809
R162
R155
R156
R158
R157
R153
C153
R161
R154
R262
R253
C253
R261
R254
R362
R355
R356
R357
R358
C354
C454
R353
C353
R361
R354
R452
R462
R453
C453
R461
R454
R457
R458
R456
R455
R255
R256
R258
R257
R114
C112
R209
C808
C208
C111
C306
C815
C406
R407
R405
R410
R313
R411
R409
C410
R413
R412
C312 C412
R312
R314
R408
C307
R208
C209
R214
R171
C206
C205 C207
C105
R251
C106
R106
R252
R151
C305
C309
R905
C918
R917
R918
IC801
Q201
R152
C151
R173
Q102
Q103
R176
R175
R174
R273
R276
C152
R160
R159
R260
R166
R266
C252
R259
R360
R275
R274
R376
Q402
Q403
R373
JR2
R352
R351
JR6
R451
JR5
Q301
Q812
Q811
Q810
Q809
C451
C351
C826
R806 R818
R816 R817
R374
R473
C825
C827
C824
D805
D806
R474
R476
C452
R459
D401
D301
R815
R814
R359
C352
R366
R460
R466
R475
R375
Q101
IC805
IC803
Q105
Q104
Q205
Q204
D201
Q108
Q109
Q209
Q208
Q305
Q807
Q405
Q304
Q404
IC902
4
3
1
2
JW191
JW192
JW128
JW133
C908
C920
C814
JW190
JW189
JW188
JW127
C914
C913
JW143
JW186
JW185
JW184
JW183
JW180
C910
JW179
JW178
L901
JW182
JW181
JW112
JW84
JW166
JW165
JW164
JW121
JW76
R469
R369
Q310
Q311
E
C
B
E
C
B
E
C
B
E
E
C
B
E
C
B
C
B
Q411
Q410
JW124
JW174
JW120
JW145
JW146
JW99
JW144
JW123
JW122
JW172
JW171
JW125
C906
C211
C251
C154
C254
R168
R177
R167
R170
JW65
R269
R169
JW67
JW66
JW53
JW54
JW55
JW27
JW26
JW48
JW49
C813
JW58
JW41
JW31
JW30
JW35
JW18
JW47
JW17
JW59
JW68
JW62
JW63
JW61
JW60
JW52
JW56
JW57
JW71
JW70
JW83
JW74
JW78
JW82
JW75
JW72
JW73
JW79
JW93
JW39
JW94
JW45
JW37
JW38
JW43
JW42
JW96
JW81
JW85
JW77
JW80
R268
TH901
R267
R270
R278
R277
E C B
B C E
E C B
E C B
E C B
B C E
B C E
D402
D302
B C E
E C B
E C B
Q901
E C B
Q902
D807
T901
E C B
B C E
B C E
E C B
E C B
E C B
Q804
E C B
Q803
E C B
B C E
B C E
B C E
Q401
B C E
B C E
Q308
Q408
B C E
Q309
B C E
B C E
B C E
B C E
B C E
Q409
B C E
B C E
B C E
Q802
D801
D802
B C E
D101
D202
E C B
E C B
B C E
B C E
R907
R908
TH902
R364
R365
Q307
Q312
Q407
E C B
Q412
Q406
Q808
Q306
R465
R463
C817
R378
R363
R470
R478
R464
R468
R370
R377
R368
R467
R477
C818
L801
JW139
C823
R265
C118
R178
R163
C119
Q207
Q212
1-868-781-
Q111
Q110
Q211
Q210
E
C
B
E
C
B
B
C
E
B
C
E
B
C
E
B
C
E
D901
R263
R264
9
16
8
1
4
1
5
8
4
1
5
8
4
1
5
8
4
1
5
8
4
1
5
8
4
1
5
8
JW158
JW152
JW153
D803
D804
Q913
A
K
A
K
A
K
S
D
G
Q912
S
D
G
Q910
S
D
G
Q911
S
D
G
JW168
JW177
JW176
JW92
Q905
B
C
E
JW169
JW134
JW149
JW147
JW148
JW129
JW175
11
AMP BOARD
-2
-1
-4
-3
-6
-5
-8
-7
OFF        ON
SW802
LPF(80Hz)
OFF        ON
SW801
HPF(80Hz)
CN902
(L+R)
INPUT
CN901
HIGH LEVEL INPUT/
SENSING POWER ON
JW111
VR801
LEVEL
VR802
LEVEL
25A
F902
25A
F901
REM
+12V
GND
REAR SPEAKER OUT
CN904
(L+R)
CN905
JW104
JW103
JW102
JW101
JW114
JW110
JW115
JW88
JW113
JW116
JW117
JW118
JW119
JW89
JW90
JW91
JW159
JW86
JW87
JW142
JW141
JW140
JW69
JW64
L
R
FRONT SPEAKER OUT
FRONT
CN903
REAR
-2
-1
L
-3
L
-2
R
-4
R
-1
-1
-2
-2
-1
-1
-2
12
12
XM-554ZR
XM-554ZR
3-3. SCHEMATIC DIAGRAM — AMP SECTION (1/2) —
(Page 13)
R202
R402
R802
C801
R801
R803
C803
R804
C804
R102
R103
R101
C201
C202
R201
R301
R401
C108
C109
C111
C110
R111
R110
R203
C205
C206
C207
C208
C210
C211
R210
R211
C112
R151
R251
R302
R303
R403
C301
C302
C401
C402
C305
C306
C307
C808
C407
C405
C815
C809
R309
C308
R310
SW802
R409
R410
C408
C311
C312
C411
R351
R451
C412
R153
R161
R159
R162
C154
R160
R164
R165
R166
R167
R169
R168
R170
R259
R253
R261
R262
R260
C254
R264
R265
R267
R269
R268
R270
R353
R361
R362
R360
R359
C354
R364
R365
R366
R367
R369
R368
R370
R453
R459
R461
R462
R460
C454
R464
R466
R467
R468
R469
R470
R172
R272
R372
R472
C106
C105
C107
C209
SW801
C406
R266
C212
R465
VR801
VR801
VR802
VR802
CN902
CN902
R104
R105
R109
R209
R113
R114
R214
R806
R816
R817
R818
C116
C117
C216
C217
C417
C416
C317
C316
R205
R204
R305
R304
R943
R944
R945
R946
C802
R404
R405
C309
C310
C410
C409
R313
R413
R314
R414
R174
R173
R273
R274
R373
R374
R473
R474
Q103
Q203
Q303
Q403
Q102
Q202
Q302
Q402
Q108
Q208
Q308
Q408
Q109
Q209
Q309
Q409
Q110
Q210
Q310
Q410
Q111
Q211
Q311
Q411
R178
R278
R378
R478
C118
C119
R213
Q201
Q101
Q301
Q401
C101
C102
C151
C251
C351
C451
Q104
Q204
Q304
Q404
Q105
Q205
Q305
Q405
R154
R254
R354
R454
CN901
CN902
CN903
CN904
IC801(1/2)
IC803(1/2)
IC805(1/2)
IC805(2/2)
IC803(2/2)
IC801(2/2)
R106
R107
R207
R206
R208
R212
R252
R152
R112
D906
D907
IC802(1/2)
R308
R311
IC804(1/2)
R307
R306
R312
IC806(1/2)
R352
R452
IC806(2/2)
R412
IC804(2/2)
R411
R408
R407
IC802(2/2)
R406
C155
C255
C355
C455
R155
R158
R175
D101
C152
C153
R163
Q107
R157
R176
R156
D102
Q112
Q106
R177
R171
R255
R258
R275
D201
C252
C253
D202
R256
R276
R257
R263
Q206
R355
R358
R375
D301
C352
C353
D302
R356
R376
R357
R363
Q312
R455
R458
R475
D401
C452
C453
D402
R456
R476
R457
R463
Q412
R277
R271
R371
R471
Q307
Q306
Q207
Q406
Q407
R477
R377
R108
Q212
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