Sony CMT-DC500MD / HCD-J300 Service Manual ▷ View online
HCD-J300
45
45
BLOCK DIAGRAM – PANEL SECTION –
IC306(2/3)
MASTER CONTROL
4
74
76
43
42
82
83
92
91
90
41
40
10
11
15
13
29
75
30
7
45
93
6
+5V
SCL
SDA
PC LINK
J302
2
1
6
5
4
3
X801
32.768kHz
32.768kHz
X802
16MHz
16MHz
5
6
2
10
M
SWITCH
SWITCH
Q302
Q301
94
1
35
37
36
B+ SWITCH
(DECK BLOCK)
+5V
REC-R
REC-L
PACK
MO +12V
PLAY SW
SENSOR OUT
SOL 12V
Q320,321
Q322,323
MOTOR
CONTROL
SOLENOID
CONTROL
PC POWER
IIC-CLK
IIC-DATA
B HALF/REC
CAPM-CNT1
B_PLAY
B-SHUT(SENSOR)
SOL_CON
XC-IN
XC-OUT
X-IN
X-OUT
IC801
REMOTE
SENSOR
SENSOR
S833
RV801
ROTARY
ENCODER
VOLUME
FUNCTION
KEY
FUNCTION
KEY
FUNCTION
KEY
S801-805
S809-813
S817-824
DISC TRAY
OPEN DETECT
DISC TRAY
CLOSE DETECT
DISC TRAY
OPEN/CLOSE
S902
S901
LCD801
LIQUID CRYSTAL DISPLAY UNIT
SDA
SCL
CS
VDD
+5V
Q335,337
CD 8V
8V (LED)
D801-803
(BACK LIGHT)
IC307
LOADING MOTOR DRIVER
IN1
IN2
OUT1
OUT2
SIRCS
POWER KEY
VOL_A
VOL_B
KEY3
KEY2
KEY1
89
FUNCTION
KEY
S825-832
KEY0
OPEN SW
IN SW
LCD-DATA
LCD-SCK
LCD-CS
77
RS
LCD-RS
LED
DRIVER
Q803,804
D814
D812
D811
84
LED
DRIVER
Q802
TAPE REC
LCD_BACK_LIGHT
TRAY-OPEN
TRAY-CLOSE
80
LED
DRIVER
Q806
D823
MD_LED
MD
79
LED
DRIVER
Q807
D824
CD_LED
CD
78
LED
DRIVER
Q808
D825
TUNER_LED
TUNER
BAND
TAPE
81
LED
DRIVER
Q805
D822
TC_LED
85
LED
DRIVER
Q801
MD REC
D
I2C-CLK
I2C-DATA
I2C-DATA,I2C-CLK
MD
SECTION
(Page 44)
M901
MD
TAPE
HCD-J300
46
46
7-3. PRINTED WIRING BOARD – CD BOARD –
IC101
IC103
IC702
TP
(DVC1.65V)
TP
(RFAC)
TP
(XPCK)
TP
(TE)
40
21
20
41
60
61
100
CN302
(Page 51)
_
X101
C202
C229
R221
Q103
C221
R213
C213
R102
C244
C245
R245
C238
R244
C237
R152
Q102
R229
R127
R120
C107
R114
R113
Q101
C114
CN102
C248
C162
R219
R240
R201
C215
C212
C211
R205
C209
R226
R218
CN101
R215
C249
C118
C234
R125
R253
S101
(LIMIT IN)
R241
R252
R251
C247
R250
R254
R249
R248
R109
R242
C224
R203
R202
C216
R204
R207
R206
R126
C110
L107
RN201
RN202
R227
C119
R212
R243
R246
R118
R228
R122
R123
R124
C113
C111
C101
C102
C241
C240
C243
C112
C109
C120
C242
R247
R103
C151
R151
R111
R104
C103
C121
C239
C236
C104
R105
C108
C222
R230
C230
C217
R217
FB101
C205
C231
C201
C227
C235
C203
C204
R216
C228
D101
C115
C117
• See page 40 for Circuit Boards Location.
Ref. No.
Location
D101
D-1
IC101
C-6
IC103
C-5
IC702
B-5
Q101
C-5
Q102
B-5
Q103
C-1
• Semiconductor
Location
HCD-J300
47
47
7-4. SCHEMATIC DIAGRAM – CD BOARD –
R230
C221
C230
C217
C227
C209
R207
R212
C231
C229
R221
C228
C201
C203
R217
C204
R216
R213
C202
C205
R226
FB101
R218
R214
R215
C211
R204
C212
R206
C215
C216
C224
R202
R203
R201
C213
C101
C102
R103
C104
R105
R102
R104
C103
C115
C117
R127
R114
C107 R120
R111
R109
R113
R118
R227
R228
R229
C234
C235
C236
R240
R241
R242
R243
C222
R244
C237
R219
S101
C248
R252
R253
R254
R251
C151
R152
R151
C249
C245
C244
R249
C247
R250
R248
C238
R245
C239
R247
C240
R246
C241
C242
C243
C108
C111
C110
C120
C109
C119
C112
R125
R126
C118
C114
C113
R124
R123
R122
C162
RN201
RN202
L107
Q103
D101
CN101
IC101
Q102
IC103
IC702
Q101
CN102
52
X101
33.8688MHz
33.8688MHz
• See page 41 for Waveforms.
HCD-J300
48
48
7-5. PRINTED WIRING BOARD – BD BOARD –
(Page 56)
TO
DIGITAL
BOARD
CN1003
DIGITAL
BOARD
CN1003
(Page 56)
TO
DIGITAL
BOARD
CN1004
DIGITAL
BOARD
CN1004
IC195
IC190
IC181
IC151
IC152
IC102
IC141
IC101
1
17
C191
C148
C141
C140
Q201
C152
L171
R157
R151
R154
C184
C132
R136
C133
C115
C102
L102
(KMS-260B)
L101
R120
C118
Q133
Q101
Q134
L131
R132
C131
Q132
C183
C157
Q131
R185
R219
HR901
R184
CN104
R162
R159
R181
R160
R161
R153
R156
R158
R155
R150
C154
C153
JW202
C1401
C142
S105
(REC)
(REC)
S101
(LIMIT IN)
(LIMIT IN)
S104
(PLAY)
(PLAY)
S103
(OUT)
(OUT)
C199
C181
L180
L183
L184
L181
C198
R191
R192
C146
C151
C193
C156
C111
L161
L105
R135
R133
R134
R131
L103
C117
L106
C125
R128
R129
Q122
R108
R109
R106
R111
R107
L141
S102
C194
L143
R117
C112
C114
TP142
C109
C107
R110
R115
R113
C105
C106
C108
C113
C116
R127
C165
C162
C167
R167
C164
R123
R141
C149
R142
C150
C147
C143
L144
R170
R171
C166
C122
R126
R116
R114
R112
R105
TP115
C104
TP112
R104
C119
C128
R118
C163
R168
R173
M101
(SPINDLE MOTOR)
M103
(LOADING MOTOR)
R124
S102
C168
C155
JW207
C145
JW205
JW204
C144
L146
L147
C171
C196
R197
R196
C173
R178
R163
C182
L182
R183
R182
C180
TP117
TP119
R164
Q181
Q182
D181
C172
R175
R195
L142
R177
X171
C174
C195
C192
L121
R176
C186
TP120
D183
M102
(SLED MOTOR)
TP118
C185
R165
R166
L145
R172
R125
R174
R122
R169
R121
TP110
CN105
R119
C121
Q121
R130
R138
C120
TP116
C110
C101
CN101
D101
R102
R103
R101
C103
C169
JW903
JW904
L122
R225
R179
C160
C161
R152
C159
C158
S105
JW203
S104
S103
JW201
• See page 40 for Circuit Boards Location.
Ref. No.
Location
D101
D-3
Q101
C-3
Q131
B-3
Q132
C-3
Q133
B-3
Q134
B-3
• Semiconductor
Location
SIDE A
SIDE A
Ref. No.
Location
D181
A-1
D183
A-1
IC101
D-1
IC102
C-1
IC141
B-3
IC151
B-2
IC152
B-1
• Semiconductor
Location
SIDE B
SIDE B
Ref. No.
Location
IC181
A-2
IC190
A-3
IC195
A-3
Q121
C-1
Q122
C-1
Q181
A-1
Q182
A-1
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