Sony HCD-GX255 / HCD-RG170 / HCD-RG470 Service Manual ▷ View online
HCD-GX255/RG170/RG470
5
5
HCD-GX255/RG170/RG470
•
Note For Printed Wiring Boards and Schematic Diagrams
•
Indication of transistor
Note on Schematic Diagram:
•
All capacitors are in
µ
F unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
•
All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
f
: internal component.
•
2
: nonflammable resistor.
•
5
: fusible resistor.
•
C
: panel designation.
•
A
: B+ Line.
•
B
: B– Line.
•
Voltages and waveforms are dc with respect to ground
under no-signal conditions.
– CD Board –
no mark :CD PLAY
– MAIN Board –
no mark : FM
(
under no-signal conditions.
– CD Board –
no mark :CD PLAY
– MAIN Board –
no mark : FM
(
) : CD PLAY
〈〈
〉〉
: TAPE PLAY
[
] : REC
∗
: Impossible to measure
•
Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
•
Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
Voltage variations may be noted due to normal produc-
tion tolerances.
•
Circled numbers refer to waveforms.
•
Signal path.
F
: TUNER (FM/AM)
E
: TAPE PLAY (DECK-A)
d
: TAPE PLAY (DECK-B)
G
: REC
J
: CD PLAY
f
: AUX IN
N
: MIC
•
Abbreviation
CND : Canadian model
E2
CND : Canadian model
E2
: 120 V AC area in E model
E51
: Chilean and Peruvian models
EE
: East European model
RU
: Russian model
Note on Printed Wiring Board:
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
f
: internal component.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side) the parts face are indicated.
Note:
The components identi-
fied by mark
The components identi-
fied by mark
0
or dotted
line with mark
0
are criti-
cal for safety.
Replace only with part
number specified.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque
Les composants identifiés par
une marque
0
sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
– MAIN Board –
3
IC201
u;
(RFACO)
(CD play mode)
200 mV/DIV, 500 ns/DIV
0.5 to 1.3 Vp-p
22.8
µ
s
3.3 Vp-p
1
IC201
1
(LRCK),
2
(LRCKI)
(CD play mode)
1 V/DIV, 10
µ
s/DIV
2
IC201
5
(BCK),
6
(BCKI)
(CD play mode)
1 V/DIV, 200 ns/DIV
472 ns
3.3 Vp-p
4
IC201
<z/,
(XTAO)
(CD play mode)
1 V/DIV, 20 ns/DIV
59.4 ns
2.3 Vp-p
ws
IC901
qd
(XOUT (16MHZ))
500 mV/DIV, 20 ns/DIV
62.2 ns
1 Vp-p
wd
Q201 (Collector)
(REC mode)
(REC mode)
500 mV/DIV, 10
µ
s/DIV
17.2
µ
s
17.6 Vp-p
wa
IC901
qa
(XCOUT (32.768KHZ))
1 V/DIV, 10
µ
s/DIV
30.6
µ
s
2.8 Vp-p
•
Waveforms
– CD Board –
3.
DIAGRAMS
HCD-GX255/RG170/RG470
6
6
HCD-GX255/RG170/RG470
3-1. PRINTED WIRING BOARD – CD Board (Component Side) –
: Uses unleaded solder.
R256
C257
R260
C206
C205
C322
R323
R322
R321
R324
C223
C321
C268
C267
R271
R203
C226
R201
C227
C110
C108
C102
C203
C204
C101
IC202
C274
C202
R207
C215
R202
C201
R423
R421
C424
C276
C210
Q321
C207
C266
X201
C275
C323
C277
C406
R401
C401
C219
R276
C271
C272
C104
C105
C107
C109
C232
C220
M401
M402
S201
R269
R257
C258
C260
C261
R258
C304
C208
R101
R265
R266
R267
C264
C265
R278
C111
C214
R270
C221
C292
C291
R292
R291
IC201
C217
C218
C224
R451
R102
R103
R104
R105
R107
R108
R109
R110
R111
C451
IC402
C256
C251
C252
C254
C253
R254
R255
R252
R253
CN301
C213
C222
C405
R113
C404
R452
C112
R275
R277
C103
R112
C301
C303
C273
R268
C113
CN102
C230
R250
R280
3
1
2
E
CD BOARD
(COMPONENT SIDE)
1-868-067-
11
(11)
CD BOARD
(CONDUCTOR SIDE)
1-868-067-
11
(11)
M
M
(LIMIT)
1
7
8
14
28
22
21
15
1
30
90
61
60
31
91
120
A
MAIN
BOARD
CN301
OPTICAL PICK-UP BLOCK
KSM-213DCP
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
10
TP
(RFACI)
TP
(VC)
(SPINDLE)
(SLED)
(Page 8)
HCD-GX255/RG170/RG470
7
7
HCD-GX255/RG170/RG470
3-2. SCHEMATIC DIAGRAM – CD Board –
•
See page 5 for Waveforms.
•
See page 13 for IC Block Diagrams.
•
See page 15 for IC Pin Function Description.
(Page 11)
C208
C205
R324
R101
R292
C110
R451
R102
R103
R104
R105
R107
R108
R109
R110
R111
R255
R253
C406
C301
R254
R252
R250
R268
R322
R321
C264
CN301
C222
C213
R291
C201
C219
R112
R113
C203
C108
C102
C101
C103
C105
C111
C104
C109
C107
C113
C112
R275
R277
R276
C271
C221
C273
C261
C260
R265
R266
R267
R258
C258
R260
C256
C207
C254
C253
C252
C251
C232
C206
C224
R278
C272
C204
C218
C291
C292
C217
C202
R401
C303
C322
C321
R323
R452
R421
C404
R207
C226
C265
C210
R256
C257
C323
Q321
C424
R423
C405
M402
M401
IC402
S201
TP
C230
TP
C220
C451
TP2
TP1
TP4
TP3
C274
R257
C304
IC201
R280
C401
C227
R202
C268
C215
C276
C277
IC202
R201
CN102
C266
C267
R203
C275
C214
X201
R270
R271
C223
0.1
0.1
100k
100
100
220p
22k
100
100
100
100
100
100
100
100
100
1k
1k
0.1
0.1
10k
10k
1M
10k
2.2
2.2
1000p
16P
0.1
0.1
100
100
10V
10V
0.1
100
100
100
10V
10V
220p
22p
22p
22p
22p
220p
220p
220p
220p
22p
22p
100
100
47k
0.1
0.1
470p
0.01
0.47
4.7k
1k
4.7k
220k
220p
0
0.1
100 10V
4700p
470p
4700p
470p
0.1
0.1
0.1
100
0.1
0.1
0.1
470p
470p
0.1
0.1
0
10
1
1000p
0
10k
0
0.1
0
1
0.1
0.1
22k
0.1
100
10V
10V
2SA2119K
0.1
10k
0.1
BA5947FM
100p
0.1
0.047
0.1
100k
1
CXD3014A-201R
0
220
10V
10V
1
0
10p
0.1
1
1
BD18KA5FP
0
23P
10p
5p
5p
0.1
16.9344MHz
1k
1M
0.1
FR
DR
FF
DR
TR
D
R
TF
DR
FRDR
FFDR
TRDR
TFDR
SP-
S
P+
S
L-
S
L+
SP+
SP-
SL+
SL-
OPIN-
OPIN+
CH1FIN
CH1RIN
CH2FIN
CH2RIN
GND
CNF4
POWVCC
CH2OUTR
CH2OUTF
CH1OUTR
CH1PUTF
CH4OUTR
CH4OUTF
CH3OUTF
CH3OUTR
POWVCC
MUTE
GND
CH3RIN
CH3FIN
CH4IN
CH4CAPA
OPOUT
PREVCC
VREF
GAIN-SW
MIRR
DFCT
FOK
VSS
LOCK
MDP
SSTP
IOVSS1
SFDR
SRDR
TFDR
TRDR
FFDR
FRDR
IOVDD1
AVDD0
AVSS0
E
F
TEI
TEO
FEI
FEO
VC
A
B
C
D
AVDD4
RFDCO
PDSENS
AC_SUM
EG_IN
LD
PD
RFC
AVSS4
RFACO
RFACI
AVDD3
BIAS
ASYI
ASYO
VPCO
VCTL
AVSS3
CLTV
FILO
FILI
PCO
BCKI
LRCKI
LRCK
VSS
PCMD
BCK
VDD
IOVDD2
DOUT
TEST
IOVSS2
XVSS
XTAO
XTAI
XVDD
AVDD1
AOUT1
VREFL
AVSS1
AVSS2
VREFR
AOUT2
AVDD2
IOVDD0
IOVSS0
XTACN
XRST
VSS
VDD
SENS
WFCK
XUGF
XPCK
GFS
C2PO
SCOR
VDD
COUT
PCMDI
CLOK
SVSS
SVDD
SVSS
SVDD
VSS
SVDD
VDD
VSS
TEST1
SVSS
SVSS
SVDD
JTAGTCK
JTAGTDI
JTAGTDO
JTAGTMS
TRST
VDD
TES1
PLLVDD
PLLVSS
ACK-MP3
REQ-MP3
IREQ-MP3
SSTB-MP3
2
3
1
XLAT-MP3
XLAT
CLK2
DATA
DATA2
T+
VC
GND
LD
PD
F+
T-
F-
VCC
SCOR
SENS
CLK
XRST
D-OUT
DVDD(3.3V)
AVDD(3.3V)
E
D
A
B
C
F
VR
IREQ-MP3
REQ-MP3
ACK-MP3
XLAT-MP3
XLAT
DATA
DATA-MP3
CLK-MP3
IN
GND
OUT
(LIMIT)
AUTOMATIC
POWER
CONTROL
CD DSP
FOCUS/TRUCKING
COIL DRIVER,
SLED/SPINDLE
MOTOR DRIVER
OPTICAL
PICK-UP
BLOCK
(SPINDLE)
(SLED)
(VC)
(RFACI)
+1.8V REGULATOR
M-MUTE
D-GND
L-CH
A-GND
R-CH
M-GND
M+7V
XTCN
KSM-213DCP
HCD-GX255/RG170/RG470
8
8
HCD-GX255/RG170/RG470
3-3. PRINTED WIRING BOARD – MAIN Board –
: Uses unleaded solder.
(Page 12)
CN001
JW040
C113
C257
C263
JW164
C041
C042
CN381
Q044
Q043
CN041
CN066
R060
R059
Q342
JW148
JW151
CN991
JW106
JW084
JW121
JW109
JW142
JW149
JW141
JW192
JW200
JW144
JW038
C906
JW165
CN065
C182
C102
C101
CN061
JW171
C229
JW156
JW188
JW189
C902
Q903
C144
C146
JW183
JW186
JW174
JW187
JW182
JW179
Q346
C105
JW170
C181
CN201
C160
JW168
CN203
JW180
C211
C110
C106
C212
JW112
C156
C109
C155
C183
C163
Q232
JW107
JW185
C116
JW181
C114
JW167
JW166
C901
JW108
JW099
JW130
C921
C119
C118
JW085
C111
JW197
C184
C225
Q201
C214
JW169
C222
C922
L201
Q344
C302
JW007
CN341
C223
C224
C213
C916
X902
X901
C199
C172
C171
C265
C266
C179
C180
C201
C202
C200
C149
C259
C260
JW023
JW178
C145
C143
JW191
C129
C130
C137
C131
C136
CN391
JW034
EP061
JW111
JW162
JW129
JW126
D301
JW205
JW204
D302
JW124
JW158
JW028
JW143
JW015
JW202
JW100
JW003
C001
JW113
JW005
JW175
JW067
JW020
JW159
JW042
JW146
JW098
JW155
JW064
JW006
C301
JW082
JW056
JW044
JW198
JW049
JW083
C132
C133
JW035
JW176
C007
JW157
JW055
IC006
JW054
JW059
JW050
JW062
JW019
JW048
JW045
JW063
JW076
JW052
JW154
JW047
JW051
JW080
JW001
JW060
JW053
JW039
JW145
JW011
IC021
JW177
D001
D004
JW010
D008
JW195
Q042
JW002
JW004
JW057
JW025
JW037
JW138
JW012
JW046
C002
C023
C005
C013
JW013
JW014
JW036
JW016
JW018
JW009
D007
C317
JW114
JW110
JW017
IC011
JW118
D002
JW008
C011
D023
D012
D013
JW147
JW193
JW152
JW150
D022
JW140
C015
JW029
JW061
C025
C012
D014
D011
D021
EP031
JW123
D024
D003
CN031
JW122
JW101
JW024
JW199
JW201
JW104
JW196
JW172
JW206
JW115
JW127
JW128
JW136
JW135
JW125
JW134
JW131
JW133
JW161
JW153
JW137
JW203
JW163
JW132
JW119
JW096
JW041
JW103
JW117
JW094
JW075
JW120
JW116
JW058
JW077
JW086
JW093
JW090
JW160
JW139
JW105
JW207
JW208
JW030
JW194
JW032
JW173
JW031
JW089
JW087
JW095
JW073
JW092
JW091
JW071
JW072
JW074
JW097
JW081
JW033
CN301
JW066
JW078
C258
C031
C032
R973
R1975
R1972
R1971
C220
C187
C188
C189
C190
C159
R977
C068
C065
C066
R258
R259
C384
C069
C305
R265
R063
R064
R106
IC251
R138
R140
R069
R068
R136
R134
R976
R250
R251
R252
R137
R139
R253
R254
R257
R971
R1977
R1974
R1973
R261
R262
C253
C254
C255
C264
C256
Q045
D035
R133
R032
R036
R135
R037
R035
R044
R045
R046
R047
R048
R049
R050
C043
C045
D041
R914
IC901
C026
C027
C028
C070
C923
C925
R911
R355
R356
R357
R352
R353
R347
R348
R349
Q902
R351
R350
R359
D006
R341
R343
R345
Q345
Q343
Q341
R946
Q904
R943
C904
C911
R902
Q901
R117
JR172
Q205
C103
C120
C121
C122
C063
C064
R944
R361
R070
JR174
R234
Q207
R132
C104
Q252
Q251
R150
R149
R363
R367
C139
R369
C140
C147
C148
R148
R147
R104
R103
C207
C208
R365
JR171
C142
C158
C198
C194
Q231
R232
R236
R233
R186
R188
R190
R157
C162
C161
R158
R159
Q203
Q206
R237
R235
R179
Q209
JR010
C210
R187
R185
C193
R180
R182
R184
C197
R189
R181
C192
R156
R160
R191
R183
R178
R177
R176
R175
R162
Q208
C175
C177
R171
Q112
R109
R108
C117
Q111
R114
R110
R169
R948
R173
R163
R116
R951
D921
R999
JR009
C970
R950
R908
R107
R947
R997
R907
R112
R113
R111
R167
R165
R901
C173
R942
R909
R905
C174
R161
C178
C176
R168
R166
R164
R170
C909
R172
R174
IC101
C206
C205
R204
R206
R203
R205
R212
C908
R208
R207
R949
Q210
R967
C191
D923
R945
C209
Q261
R142
Q142
Q141
R146
R143
R144
R145
R131
R141
C141
C128
R263
R264
C127
R267
R268
R920
C123
C125
C124
R979
R980
C126
R120
R982
R121
R122
R981
R903
C924
R354
R918
R919
C910
C912
R993
R915
R910
D943
R921
R926
R992
R239
R924
R923
C919
R937
R953
R925
R958
R998
JR005
R928
R929
R322
R319
R318
D122
D121
R301
R302
R303
R304
R244
R128
R129
D031
R970
JR006
R034
R384
R033
R043
R006
R005
Q002
R940
R001
D910
R042
Q041
R360
D341
R238
R052
D947
R996
C391
R935
C016
R383
R245
R382
R366
Q933
R965
R952
R954
R370
R358
R968
R961
R956
R955
R957
R959
R963
R381
R362
R368
R130
R007
R364
R904
R912
D901
R941
D902
R240
R932
JR001
R927
R247
R248
R938
C918
R922
R936
R913
C927
C914
C917
R939
R344
R346
R342
C928
C044
C185
R192
C186
R385
R386
R387
R388
R389
R390
R391
C196
C215
R321
R324
R320
R323
JR002
R317
R933
R931
R315
R316
JR901
IC902
MAIN BOARD
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
(CHASSIS)
E
E
E
(CHASSIS)
E
E
E
E
E
E
1
3
1-868-195-
12
(12)
K
A
A
K
A
K/A
K/A
A
K
A
K
K
A/K
K
A
A/K
K
A
A
A
K
E
K
A
A
1 2
4 3
23
1
22
2
1
3
3
1
3
1
3
1
1
11
1
13
E
E
1
5
1
9
BIAS OSC
8
1
1
4
1
5
C
DRIVER BOARD
CN701
(Refer to page 30 of
service manual)
D
PANEL BOARD
CN601
(Refer to page 50 of
service manual)
(AEP, EE, RU)
(AEP, EE, RU)
(AEP, EE, RU)
(AEP, UK, EE, RU)
(AEP, EE, RU)
(AEP, EE, RU)
GX255/RG170:
E2, E51/RG470
E2, E51/RG470
(AEP, EE, RU)
(AEP, EE, RU)
(E2, E51)
(AEP, EE, RU)
HP1
(PB HEAD)
(DECK-A)
(AEP, EE, RU)
E
MIC BOARD
CN801
(Refer to page 46 of
service manual)
F
AUDIO IN BOARD
CN751
(Refer to page 46 of
service manual)
(E2, E51)
TAPE MECHANISM
DECK BLOCK
SUPPLIED WITH THE
ASSEMBLED BLOCK
(AEP, EE)
(GX255)
(AEP, EE, RU)
(RG470)
(AEP, EE)
(AEP, EE, E2, E51)
(GX255/RG170)
(CND, E2, E51)
(CND, RU)
HPRE1
REC/PB/ERASE
HEAD
(DECK-B)
(AEP, EE)
(AEP, EE, RU)
(AEP, EE)
A
CD BOARD
CN102
G
HEADPHONE
BOARD
CN701
J
POWER BOARD
CN441
(Refer to page 40 or
42 or 44 of
service manual)
K
TRANSFORMER
BOARD
CN907
(Refer to page 54 or
56 or 58 of
service manual)
(CND, E2, E51)
TUNER (FM/AM)
FM 75
Ω
COAXIAL
ANTENNA
AM
SUPPLIED WITH THE
ASSEMBLED BLOCK
M001
(FAN)
(FAN)
M
(AEP, EE, RU)
A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
K
L
M
(RG470)
(AEP, EE, RU)
(RG470)
(RG470)
GX255/RG170:
E2, E51/RG470
E2, E51/RG470
(RG470)
(RG470)
GX255/RG170:
E2, E51/RG470
E2, E51/RG470
(Page 6)
•
Semiconductor
Location
Location
Ref. No. Location
D001
I-11
D002
I-11
D003
I-11
D004
I-11
D006
J-10
D007
J-12
D008
J-12
D011
I-10
D012
I-10
D013
I-10
D014
I-10
D021
I-9
D022
I-9
D023
I-9
D024
I-9
D031
J-13
D035
K-12
D041
D-13
D121
I-6
D122
I-7
D301
C-6
D302
C-6
D341
G-5
D901
E-5
D902
D-3
D910
F-2
D921
F-4
D923
G-4
D943
G-3
D947
G-3
IC006
G-11
IC011
G-10
IC021
G-9
IC101
I-5
IC251
K-9
IC901
C-4
IC902
F-3
Q002
G-12
Q041
D-13
Q042
D-13
Q043
C-13
Q044
C-13
Q045
D-14
Q111
H-5
Q112
H-5
Q141
J-7
Q142
K-7
Q201
L-6
Q203
L-4
Q205
L-4
Q206
K-4
Q207
L-4
Q208
K-4
Q209
K-2
Q210
K-3
Q231
L-5
Q232
L-5
Q251
L-10
Q252
L-10
Q261
L-9
Q341
G-5
Q342
G-5
Q343
G-4
Q344
G-5
Q345
G-4
Q346
G-5
Q901
F-2
Q902
D-3
Q903
F-5
Q904
E-5
Q933
E-6
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