Sony HCD-GTR88 / MHC-GTR88 Service Manual ▷ View online
HCD-GTR88
HCD-GTR88
21
21
• Circuit Boards Location
For Schematic Diagrams.
Note:
• All capacitors are in
• All capacitors are in
μF unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
tantalums.
• All resistors are in
Ω and 1/4 W or less unless otherwise
specifi ed.
• f
: Internal component.
•
2 : Nonfl ammable resistor.
•
5 : Fusible resistor.
•
C : Panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
•
A : B+ Line.
•
B : B– Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
- TC Board -
no mark : TAPE PLAY
no mark : TAPE PLAY
( ) : TAPE REC
- Other Boards -
no mark : TUNER (FM/AM)
( ) : CD PLAY
no mark : TUNER (FM/AM)
( ) : CD PLAY
<< >> : TAPE PLAY
[ ] : TAPE REC
< > : USB
{ } : PC
*
: Impossible to measure
• Voltages are taken with VOM (Input impedance 10 M
).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F :
AUDIO
f :
TUNER
(FM/AM)
E :
TAPE
PLAY
G :
TAPE
REC
N :
MIC
J
: CD PLAY
c :
DIGITAL
I : USB
• Abbreviation
AR :
AR :
Argentine
model
AUS :
Australian
model
E2
: 120V AC area in E model
E4 :
African
model
E51
: Chilean and Peruvian models
MX
: Mexican model
For Printed Wiring Boards.
Note:
•
•
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.)
• Indication of transistor.
C
B
These are omitted.
E
Q
C E
B
These are omitted.
Caution:
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
Note: The components identifi ed by mark
0 or dotted
line with mark
0 are critical for safety.
Replace only with part number specifi ed.
Caution:
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side)
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side)
Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
• Abbreviation
AR :
AR :
Argentine
model
AUS :
Australian
model
E2
: 120V AC area in E model
E4 :
African
model
E51
: Chilean and Peruvian models
MX
: Mexican model
• DMB19 board is multi-layer printed board.
However, the patterns of intermediate layers have not
However, the patterns of intermediate layers have not
been included in diagrams.
TRANS board
PT SHIELD board
POWER AMP board
MAIN board
SUBWOOFER board
SUBTRANS board
DMB19 board
HUB board
LED (GVX) board
included in METER DISPLAY ASSY
included in METER DISPLAY ASSY
VOL board
USB board
MIC board
DISPLAY board
TUNER (FM/AM)
SW (GVX) board
included in METER DISPLAY ASSY
included in METER DISPLAY ASSY
MOTOR DRIVE board
included in METER DISPLAY ASSY
included in METER DISPLAY ASSY
TC board
(For African model only)
(For African model only)
HCD-GTR88
HCD-GTR88
22
22
6-5. PRINTED WIRING BOARD - DISPLAY Board -
•
: Uses unleaded solder.
• See page 21 for Circuit Boards Location.
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
I
J
2
22
1
23
CN1
105
C1136
C1147
C1155
VCC
O
IC1100
1
3 CN1103
1
4
CN1
102
S1100
S1101
S1102
S1103
S1104
S1105
S1106
S1107
S1108
S111
0
S1111
S111
2
S111
3
S111
4
S111
5
S111
6
S111
7
S111
8
S111
9
S1
124
S1125
S1
126
S1127
S1
128
S1129
S1130
S1131
S1132
S1133
D1104
D1
101
D1
107
D1
106
D1
105
D
111
0
D1109
D1
108
C1
137
12
54
53
53
5
50
31
18
DISPLAY BOARD
E
Q1118
E
Q
111
9
E
Q1120
E
Q1121
E
Q1122
D1102
1
52
13
14
26
27
39
40
IC1101
TP0001
TP0093
TP0070
TP0009
TP0105
TP0099
TP0081
TP0063
TP0033
TP0012
TP0108
TP0083
TP0075
TP0057
TP0023
TP0007
TP0103
TP0098
TP0080
TP0062
TP0019
TP0006
TP0102
TP0097
TP0072
TP0018
TP0014
TP0109
TP0084
TP0065
TP0058
TP0024
TP0008
TP0104
TP0073
TP0032
TP0002
FL1100
TP0094
TP0089
TP0060
TP0010
TP0106
TP0074
TP0034
TP0020
TP0092
TP0088
TP0079
TP0069
TP0026
TP0004
TP0100
TP0095
TP0071
TP0027
TP0016
TP0111
TP0091
TP0086
TP0077
TP0066
TP0015
TP0110
TP0085
TP0076
TP0059
TP0096
TP0005
TP0101
TP0061
TP0017
TP0112
TP0087
TP0078
TP0068
TP001
1
TP0107
TP0090
TP0082
TP0064
TP0022
R1203
R1198
R1160
R
111
6
R1106
C1151
R1
166
R1
174
R1
173
R1120
R1101
R1168
R1211
R1164
R1
100
R1210
R1163
R
111
9
C1153
R1103
R1215
R1170
R1165
R1158
R1205
R1199
R
111
7
R1107
R1171
R1167
R1201
R1
196
R
111
5
R1105
R1207
R1
161
R1108
C1152
R1
190
R1113
R1104
R1
189
R1209
R1162
R
111
8
R1
195
R1169
R1114
C1150
R1121
R1102
C1
156
JR
JR1001
JR
JR1002
JR
JR1004
JR
JR1005
JR
JR1006
JR JR1007
JR JR1008
JR
JR101
1
JR
JR1012
JR JR1016
JR
JR1017
JR
JR1018
JR
JR1019
JR
JR1020
JR
JR1021
JR
JR1022
JR
JR1023
JR
JR1024
JR
JR1025
JR
JR1026
JR JR1027
JR JR1028
JR JR1032
JR JR1009
JR JR1013
JR JR1029
JR JR1030
JR
JR1031
JR
JR1033
JR JR1003
JR
JR1034
JR
JR1015
JR
JR1035
JR
JR1036
JR
JR1014
VOL BOARD
NO1103
(Page 34)
K
S1109
MAIN BOARD
CN405
(Page 30)
N
USB BOARD
NO1000
(Page 34)
L
DISC SKIP/
EX-CHANGE
ERASE
EQ BAND/
SURROUND
GROOVE
SUBWOOFER
PRESET EQ
1-881-085- 13
(13)
REC TIMER
DISC 3
USB A
USB B
RETURN
USB
CD
ENTER
TAPE/PC
TUNER
BAND
REC TO
USB B
DISC 2
DISC 1
OPTIONS
METER
MODE
DISPLAY
OPEN/CLOSE
TUNING +
TUNING -
STANDBY
+
-
"/1
Ver. 1.1
HCD-GTR88
HCD-GTR88
23
23
• See page 43 for Waveforms. • See page 44 for IC Block Diagrams. • See page 48 for IC Pin Function Description.
6-6. SCHEMATIC DIAGRAM - DISPLAY Board -
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
I
J
DISPLAY BOARD
MAIN
BOARD
(1/3)
CN405
(Page 31)
N
VOL
BOARD
NO1103
(Page 35)
K
0.1
C1156
10V
47
C1155
10k
R1201
10k
R1203
10k
R1205
TP0075
TP0074
TP0073
680
R1195
680
R1199
680
R1196
680
R1198
100
R1210
TP0009
TP0010
TP0011
TP0012
TP0014
TP0015
TP0016
TP0017
TP0018
TP0019
TP0020
TP0022
TP0008
TP0007
TP0005
TP0006
TP0032
TP0034
2SC3052EF-T1-LEF
Q1120
2SC3052EF-T1-LEF
Q1118
2SC3052EF-T1-LEF
Q1119
TP0033
47k
R1160
TP0002
TP0004
1k
R1173
1k
R1174
10k
R1171
2SC3052EF-T1-LEF
Q1122
C1152
100p
1
2
3
3P
CN1103
DGND
DET SWITCH
VOL
47k
R1158
50V
2.2
C1136
2SC3052EF-T1-LEF
Q1121
TP0058
TP0060
TP0059
10k
R1207
680
R1162
4.7k
R1168
10k
R1170
1.5k
R1165
2.2k
R1166
1k
R1163
1.5k
R1164
3.3k
R1167
6.8k
R1169
1
2
3
4
4P
CN1102
SW/USB_LED
LED SEL B
LED SEL A
USB LED CTRL
TP0057
TP0062
TP0066
TP0065
TP0064
TP0063
100k
R1215
TP0061
C1151
100p
100
R1209
0.1
C1150
TP0068
100
R1211
C1153
100p
TP0069
TP0070
TP0023
TP0024
680
R1100
10k
R1108
680
R1113
1.5k
R1116
1.5k
R1115
1k
R1114
1.5k
R1103
1.5k
R1102
2.2k
R1104
4.7k
R1106
1k
R1101
6.8k
R1107
3.3k
R1105
SLR-325MCT31
D1104
4.7k
R1119
3.3k
R1118
6.8k
R1120
10k
R1121
2.2k
R1117
TP0001
VCC
OUT
GND
PNA4823M03S0
IC1100
FL1100
1
5
6
7
8
9
10
11
12
13
14
15
16
17
18
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
54
2
53
1
2
3
4
5
6
7
8
9
10 11 12 13
15
16
17
18
19
20
21
22
23
24
25
26
29
30
31
32
33
34
35
36
37
38
39
43
44
45
46
47
48
49
50
51
52
14
28
41
42
40
27
PT6324-LQ
IC1101
CLK
DIN
STB
DOUT
K1
K2
OSC
GND
VDD
SG1/KS1
SG2/KS2
SG3/KS3
SG4/KS4
SG6/KS6
SG7/KS7
SG8/KS8
SG9/KS9
SG10/KS10
SG11/KS11
SG12/KS12
SG13/KS13
SG14/KS14
SG15/KS15
SG16/KS16
SG17/KS17
SG18/KS18
SG20/KS20
SG21/KS21
SG22/KS22
SG23/KS23
SG24/KS24
GR1
GR2
GR3
GR4
GR5
GR6
GR7
GR10
GR11
GR12
GR13
GR14
GR15
GR16
VEE
VDD
GND
SG5/KS5
SG19/KS19
GR8
GR9
1
2
3
13
12
9
10
7
14
22
23
20
6
4
8
15
19
21
18
17
16
5
11
23P
CN1105
SEL B
SEL A
LED GND
EVER +3.3V
STBY LED
LED3
LED2
LED1
SIRCS
FL-CLK
FL-DATA
FL-CS
VOL
AD KEY2
AD KEY1
AD KEY0
FL+3.3V
DGND
VF
-VG
VF
USB LED CTRL
SW/USB_LED
TP0026
TP0027
D1107
50V
22
C1147
SLI-325URT31WR
D1101
1k
R1161
MAZ8082GMLS0
D1102
50V
2.2
C1137
D1110
D1109
D1108
D1106
D1105
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S12
S13
S14
S15
S16
S17
S18
S19
S20
SW_LED
LED_VOL1.2
LED_VOL3.4
LED_VOL5.6
G1
G2
G3
G4
G5
G6
G7
G8
G9
G10
G11
G12
G13
G14
FL_CLK
S1
S2
S6
S7
S8
S9
S10
S11
S12
S13
S3
S4
S5
G2
G3
G4
G5
G6
G7
G8
G9
G10
G11
G12
G13
G14
S11
S14
S15
S16
S17
S18
S19
S20
AD_KEY1
AD_KEY0
AD_KEY1
AD_KEY2
VOL
FL_CS
FL_DATA
FL_CLK
SIRCS
LED_VOL5.6
LED_VOL3.4
LED_VOL1.2
SW_LED
G1
AD_KEY2
VOL
FL_DATA
FL_CS
SIRCS
AD_KEY0
S1110
S1111
S1112
S1113
S1114
S1115
S1116
S1117
S1118
S1119
IC1101
FLUORESCENT INDICATOR
IC1100
REMOTE CONTROL
FLUORESCENT INDICATOR TUBE
RECEIVER
LED DRIVE
LED DRIVE
LED DRIVE
LED DRIVE
LED DRIVE
D1105-1110
1L0352V22F3MIT01
STREAM
/
STANDBY
STANDBY
/
MODE
METER
DISPLAY
OPTIONS
GROOVE
OPEN/CLOSE
DISC SKIP/
EX-CHANGE
USB B
TUNER/
BAND
BAND
TAPE/PC
CD
TUNING -
USB
TUNING +
SUBWOOFER
TUBE DRIVER
680
R1189
680
R1190
1
3
2
ENTER
RETURN
USB A
DISC 3
DISC 2
DISC 1
REC TO
USB B
S1124
S1128
S1127
S1125
S1126
S1130
S1132
S1131
S1129
S1133
PRESET
EQ
ERASE
SUBWOOFER
EQ BAND/
SURROUND
REC
TIMER
S1100
S1102
S1103
S1101
S1109
S1108
S1107
S1106
S1104
S1105
USB
BOARD
NO1000
(Page 35)
L
2.9 0.8 2.6
1.8
3.3
-30.6
-26.4
-32.7
-32.7
-26.3
-22.1
-24.2
-24.2
-20.0
-24.3
-29.8
-32.7
-26.5
-31.0
-31.0
-31.0
-31.0
-31.0
-31.0
-31.0
-31.0
-33.2
3.3
-24.4
-32.9
-30.8
-26.5
-22.3
-26.5
-24.4
-31.0
-31.0
-31.0
-31.0
-31.0
-31.0
3.5
3.5
6.0
0.1
6.0(2.1)<<2.1>>
0.1(0.5)
<<0.5>>
7.4
0
7.5
0
8.3
0
IC B/D
-
+
Ver. 1.2
HCD-GTR88
HCD-GTR88
24
24
6-7. PRINTED WIRING BOARD - DMB19 Board -
Note: When IC102 cannot exchange with single. When this part
is damaged, exchange the entire mounted board.
•
: Uses unleaded solder.
• See page 21 for Circuit Boards Location.
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
I
J
DMB19 BOARD (COMPONENT SIDE)
DMB19 BOARD (CONDUCTOR SIDE)
1-881-688-
21
(21)
1-881-688-
21
(21)
1
12
13
48
24
25
36
37
IC201
IC4601
IC4602
IC107
R1177
C144
C156
IC111
R4833
R4834
C4603
C4606
C4602
R4606
R4605
R4602
R4608
R4609
R4611
C4623
C4622
C502
C4626
R521
R606
I
O
FL603 FB603
C215
R233
C212
C214
R226
C211
R220
C233
R212
R225
R221
C209
R223
C219
C224
R608
R234
R214
C205
R208
R215
C206
R209
C203
R204
R205
R213
R216
R207
R206
C208
R210
E1
E
E2
R115
R112
R113
R113
R120
R121
R118
R109
R110
R123
R256
R124
Q103
Q102
S2
S1
Q101
R116
R117
R111
R108
R1
129
C149
FB108
C179
C180
C191
C181
R122
C1505
R125
C155
C125
R1255
C111
C115
C1
16
C1
19
C168
C169
R1101
C172
R1
150
C150
C175
C151
R1
193
R1
191
R1
194
R1192
R1252
C102
R219
C213
R224
C210
R136
R1184
C195
C192
C193
C154
C145
C146
C127
C126
C108
C1506
C198
C183
R1
178
C188
R4835
D005
R1261
R133
C197
R1250
FB1268
FB1267
R1262
R101
C1507
C199
C221
C222
C1512
C1513
R1256
R630
R1278
R1279
R1280
IC102
X101
IC101
1
5
1
9
CN601
CN101
CN4602
R103
C603
C1504
C604
RB105
R605
CN1105
CN105
C105
RB106
RB107
R107
RB108
C4608
C608
1
13
R
111
0
R
B111
C112
R1114
C217
C1
18
R1121
R1123
R1123
C124
R142
R246
R247
R1248
R1249
C152
C153
R156 C160
R1
168
C190
CN201
C623
D004
C622
D003
D002
C621
D001
C620
C611
R231
R230
R232
C216
C101
R102
C602
RB1
12
RB1
13
RB1
14
RB1
15
R1263
R1151
R1152
R1269
R114
C106
C1
13
CN1106
FB1264
R4837
R4838
IC104
R1277
R1276
ET004
FB1265
FB1266
ET001
ET002
ET003
R4601
C218
C220
C1514
C1515
C1516
R1281
R1282
R1283
MAIN BOARD
CN090
(Page 30)
S
MAIN BOARD
CN680
(Page 30)
R
DEVICE, OPTICAL
KHM-313CAB/C2RP
HUB BOARD
CN1500
(Page 41)
Q
DEVICE, OPTICAL
KHM-313CAB/C2RP
FOR TEST
MAIN BOARD
CN690
(Page 30)
T
FB607
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