Sony HCD-GTR6 / HCD-GTR6B / HCD-GTR7 / HCD-GTR8 / HCD-GTR8B / MHC-GTR6 / MHC-GTR8 Service Manual ▷ View online
37
37
HCD-GTR6/GTR6B/GTR7/GTR8/GTR8B
HCD-GTR6/GTR6B/GTR7/GTR8/GTR8B
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
5-15. PRINTED WIRING BOARD — FRONT BOARD — • Refer to page 28 for Circuit Boards Location.
: Uses unleaded solder.
1-878-535-
11
(11)
MAIN
BOARD
CN100
(Page 39)
D
MAIN
BOARD
CN200
(Page 39)
E
TRANS
BOARD
CN1250
(Page 49)
K
SUB WOOFER
BOARD
CN803
(Page 51)
L
(CHASSIS)
(CHASSIS)
FRONT BOARD
B
E
Q1308
Q1309
B
E
B
E
Q1310
Q1316
D1309
B
E
Q1300
B
E
Q1301
B
E
Q1305
B
E
Q1306
Q1307
BE
B
E
Q1304
B
E
Q1303
BE
Q1315
BE
Q1302
C1318
C1319 C1321
C1322
C1324
D1300
D1302
R1301
D1308
R1307
D1310
R1317
R1318
R1319
R1322
R1323
R1324
R1325
R1326
R1327
R1328
R1329
R1330
R1332
R1333
R1334
R1335
R1336
R1337
R1338
R1339
R1340
R1341
R1342
R1343
R1344
R1345
R1347
R1365
R1367
R1370
R1372
R1380
R1381
:GTR6/GTR6B
:GTR7/GTR8/GTR8B
JL1300
JL1301
JL1302
CL1331
C1308
TH1301
C1342
C1341
C1343
C1340
R1306
D1304
D1306
R1394
R1395
R1397
R1396
D1315
JR1300
FRONT
SPEAKER
R
L
SURROUND
SPEAKER
R
L
GTR6/GTR6B
GTR7/GTR8/GTR8B
GTR7/GTR8/GTR8B
GTR6/GTR6B
GTR7/GTR8/GTR8B
GTR6/GTR6B
GTR7/GTR8/GTR8B
GTR6/GTR6B
GTR7/GTR8/GTR8B
GTR6/GTR6B
C1313
C1314
C1315
C1316
RY1300
RY1301
C1320
C1323
C1325
C1326
D1307
18
C1334
C1335
R1313
R1314
TH1300
JW1350
JW1327
JW1361
JW1366
JW1353
JW1339
JW1360
R1374
R1375
JW1385
JW1338
JW1334
JW1359
JW1393
JW1331
JW1343
JW1381
JW1390
JW1365
JW1321
JW1352
JW1333
LP1301
JW1324
LP1302
JW1358
JW1392
JW1330
JW1342
JW1380
JW1389
JW1364
JW1313
JW1351
JW1371
JW1383
JW1347
JW1391
JW1300
JW1301
JW1379
JW1388
JW1303
JW1304
JW1306
JW1307
1
3
14
NO1300
JW1319
JW1320
JW1369
JW1337
JW1332
JW1346
JW1322
JW1357
JW1329
JK1300
JW1378
JK1301
JW1368
JW1336
JW1345
JW1356
JW1341
JW1377
JW1344
JW1355
JW1376
JW1373
JW1387
JW1363
JW1354
JW1386
B1301
1
11
CN1302
R1320
R1321
JW1309
JW1375
JW1325
JW1382
JW1370
JW1340
1
22
C1336
C1339
JW1305
JW1323
JW1372
JW1335
JW1367
1
8
3
NO1301
JW1326
JW1374
1
16
CN1300
JW1302
15
C1332
C1337
C1338
C1333
R1315
R1316
R1331
C1344
ET1300
IC1300
IC1301
GTR7/GTR8/GTR8B
GTR7/GTR8/GTR8B
GTR7/GTR8/GTR8B
GTR7/GTR8/GTR8B
GTR7/GTR8/GTR8B
GTR7/GTR8/GTR8B
D1305
D1313
+
~
~
-
D1314
+
~
~
-
38
38
HCD-GTR6/GTR6B/GTR7/GTR8/GTR8B
HCD-GTR6/GTR6B/GTR7/GTR8/GTR8B
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
5-16. SCHEMATIC DIAGRAM — FRONT BOARD — • Refer to page 22 for Block Diagrams.
38.8
38.8
12.7
-13 -38.8 -58.8
0.1
0
0.8
-0.2
-0.2
-0.2
-0.2
-0.2
-0.3
-0.3
-0.2
-0.2
-0.3
-0.4
-53.9 38.8
-52.3
0
0
-0.1
0.7
16
1818
0
0
3.4
0
0
17
0
0
9.2
9.2
0
0
0.6
16.8
0
0
0
16
16.8
0
0
0
9.2
0.7
0
17.3
17.5
-0.1
0
0.6
SURROUND SPEAKER
FRONT SPEAKER
IC1300
POWER AMP
: GTR6/GTR6B
: GTR7/GTR8/GTR8B
IC1301
~
~
~
~
MAIN
BOARD
CN200
(4/5)
(Page 43)
TRANS
BOARD
CN1250
(Page 50)
MAIN
BOARD
CN100
(3/5)
(Page 42)
SUB WOOFER
BOARD
CN803
(Page 52)
D1313
5
IC1300 STK412-770-E : GTR6/GTR6B
IC1301 STK412-750-E : GTR7/GTR8/GTR8B
1
8
3
4
5
6
7
NO1301
8P
SW PWR GND
SW DC-DETECT
SW L-GND
-VL
+VL
SW R-GND
SW-OVERLOAD
MA2J1110GLS0
D1302
1
2
68k
R1319
100V
470p
C1318
MC2836-T1
121-1
D1309
*3
R1335
ISA1235AC1TP-1EF
Q1305
1k
R1322
22k
R1329
4.7k
R1324
*3
*3
560 : GTR6/GTR6B
680 : GTR8/GTR8B
820 : GTR7 EXCEPT MX
1.2k : GTR7:MX
R1333
1k
R1338
50V
2.2
C1313
2SC3052EF-T1-LEF
Q1307
*4
R1339
47k
R1328
*4
*4
33k : GTR6/GTR6B
39k : GTR7/GTR8/GTR8B
R1336
100k
R1323
4.7k
R1345
100k
R1325
2SC3052EF-T1-LEF
Q1303,Q1308
Q1308
RY1300
RELAY
1
2
3
4
6
Q1309
Q1309,Q1310
100k
R1340
Q1306
1k
R1330
OVERLOAD DETECT
OVERLOAD DETECT
Q1303
10V
47
C1323
2SC3052EF-T1-LEF
Q1304
Q1304,Q1306
47 10V
C1320
100k
R1344
RY1301
1
2
3
4
5
6
*2
*2
22k : GTR6/GTR6B
27k : GTR7/GTR8/GTR8B
R1327
2SC3052EF-T1-LEF
Q1310
1k
R1307
100k
R1343
0
R1326
56k
R1317
TH1300
100V
10
C1316
R1365
220k
100k
R1370
100k
R1372
100V
3300
C1335
R1367
220k
100V
3300
C1334
10V
100
C1314
470p
C1322
3.3k
R1314
3.3k
1W
1W
R1313
JW1306
JW1307
2SC3052EF-T1-LEF
Q1300
LINK RELAY
1K
R1301
JW1303
JW1305
10.0MM
5.0MM
5.0MM
5.0MM
5.0MM
5.0MM
5.0MM
GTR6/GTR6B
GTR7/GTR8/GTR8B
*1
UDZW-TE17-11B: GTR7/GTR8/GTR8B
MAZ8120GLLS0: GTR6/GTR6B
GTR7/GTR8/GTR8B
D1306
D1304
*1
JW1302
5.0MM
7.5MM
JW1304
D1300
MA2J1110GLS0
63V
3300
C1339
63V
3300
C1336
56k
R1337
56k
R1318
MA2J1110GLS0
D1308
50V
4.7
C1325
1k
R1341
56k
R1332
1200p
C1319
56k
R1334
1200p
C1321
50V
4.7
C1326
1k
R1342
10 100V
C1315
100
R1316
39k
R1347
30PRA20FC
D1305
30PRA20FC
D1307
JK1300
JK1301
2SC3052EF-T1-LEF
Q1316
R1380
1k
R1381
33k
JW1301
5.0MM
JW1300
1
2
1
2
R1321
10
JW1319
JW1320
MAZ8091G0LS0
D1310
C1344 4.7 50V
RT1P441C-TP-1
Q1315
C1340
0.1
C1341
0.1
C1342
0.1
C1343
0.1
R1320
10
0.1
R1374
0.1
R1375
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
+VH
+VL
+REF
-REF
-VL
-VH
SUB-GND
+OUTPUT1
-OUTPUT1
-OUTPUT2
+OUTPUT2
-PRE
+PRE
R-IN
R-NF
STBY
L-NF
L-IN
NC
GND
LIM1
LIM2
2SC3052EF-T1-LEF
Q1302
1k
R1306
JR1300
0
2SC3052EF-T1-LEF
AC-CUT
AC-CUT
FRONT REPLAY
Q1301
150
R1394
MC2838-T112-1
D1315
4.7k
R1396
4.7k
R1397
C1338
0.1
C1337
0.1
C1333
0.1
C1332
0.1
150
R1395
1
R1315
100
R1331
FRONT RELAY
FRONT
RELA
Y
UNREGULA
TE
PROTECTOR CCT
PROTECTOR CCT
THERMAL DETECT
L CHANNEL
DC DETECT
DC DETECT
R CHANNEL
FR+
FR-
FL+
FL-
SURR+
SURR-
SURL+
SURL-
TH1301
SMT
NTC
THERMISTOR
R-IN
AGND
L-IN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
CN1300
16P
UNREGULATE
MAIN GND
FL_IN
AGND
FR_IN
THERMAL_VACS
PROTECT
STK_MUTE
AC_CUT
FRONT RELAY
HP_L
HP_GND
HP_R
-VL
FAN HIGH SPEED
LINK RELAY
STK STANDBY
STK STANDBY
1
2
3
4
5
6
7
8
9
10
11
11P
CN1302
VF-
VF+
GV
C3A
C3A
C3A
C3A
C3A
C3A
C3A
C3A
C3A
C3A
1
3
4
5
6
7
8
9
10
11
12
13
14
NO1300
VF-
VF+
VG
AC3
AC3
VL
VL
PWR GND
PWR GND
VH
VH
VH
VH
14P
C1308
4p
C1324 4p
E
K
D
L
*5
*5
ENCAPSULATED
COMPONENT
*5
D25XB60
D1314
D25XB60
(CHASSIS)
ET1300
FRONT BOARD
E
Ver. 1.2
40
40
HCD-GTR6/GTR6B/GTR7/GTR8/GTR8B
HCD-GTR6/GTR6B/GTR7/GTR8/GTR8B
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
5-18. SCHEMATIC DIAGRAM — MAIN BOARD (1/5) — • Refer to page 22 for Block Diagrams. • Refer to page 29 for Waveforms. • Refer to page 59 for IC Block Diagrams.
6.3
10.7
2.2
3.4
3.4
0
0
3.3
1.6 3.3
0.2 2.8 3.3 3.3 3.3 1.3
0
0
0
0
0
3.3
0
3.3 3.3
0
3.3
1.6
3.3
0
3.3
0
0
0
0.4
9.2
0
9.2
9.2
9.2
9.2
9.2
0
0
0
0.1
0
3.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3.4
1.3
1.9
1.9
3.3
1.7
3.3
3.3
3.5
2.2
3.4
0
0
0
0.1
0.1
3.3
3.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.1
1.7
3.3
0.1
0.1
3.3
0 3.0
3.4 3.4
0
0
0
0 2.1
0
0
0
0
0
0
0
0
0
0
0
0
3.3
3.3
3.3
0
0
0.6
0.2
0.7
0
3.4
3.3
0
0
0
0.7
4.1
4.6
10k
220k
R501 100
R502 100
R503 100
R504 100
R509
32.768kHz
X510
0.047
C512
22p
C511
22p
C510
5MHz
X514
C516
100
R518
100
R519
100
R523
100
100
R524
R525
100
R526
100
R528
10k
R529
10k
R530
100
R547
100
R548
100
R549
100
R550
10k
R632
RT1P431C-TP-1
Q532
100
R536
R597
10k
8 7 6 5
4
3
2
1
BR24S16FJ -WE2
EEPROM
IC675
IC675
A0
A1
A2
GND
SDA
SCL
WP
VCC
RT1N431C-TP-1
Q500
10k
R658
100
R560
0.1
C562
10k
R661
10k
R665
10k
R663
1k
R567
22k
R569
100k
R669
50V
2.2
C201
MA2J1
110GLS0
D202
100
R573
1k
R587
10k
R687
0.047
C587
15k
R588
15k
R688
15k
R690
*16
*16
680 : GTR8B
1.5k : GTR6B
4.7k : GTR6/GTR7/GTR8
*18
330 : GTR6
680 : GTR7
1k : GTR8
4.7k : GTR6B/GTR8B
*17
680 : MX4
1k : E2, E51, AR
4.7k : GTR6B/GTR8B
*19
330 : E3
1.5k : AUS
4.7k : GTR6/GTR7/GTR8
R591
R691
*18
*19
R692
*17
R592
10k
R693
10k
R694
100
R507
0.1
C598
R004
R009
R006
MA2J1
110GLS0
D001
R011
R012
2SB1132-T100-QR
Q001
Q001
Q002
RT1N441C-TP-1
Q003
R002
4.7k
3.3k
3.3k
3.3k
3.3k
10k
4.7k
10k
R003
C001
R001 22k
GTR6B/GTR8B
GTR6B/GTR8B
R005
R008
R010
2.2k
R007
2.2k
0.0047
10k
RT1N441C-TP-1
Q004
2SC3052EF-T1-LEF
Q009
C003
10
50V
Q005
RT1N441C-TP-1
2SC3052EF-T1-LEF
Q008
MAZ8043GMLS0
D005
MA2J1
110GLS0
D003
2SC3052EF-T1-LEF
Q006
Q006
C007 0.1
C005
10
50V
MC2840-T112-1
D004
R020
680
R015
10k
R016
100k
C006 10
R014
10k
R018
100k
R019
2.2k
C004
0.33
R017
10k
R013
0
KTA1271Y-AT
Q007
100k
R204
50V
4.7
C102
15k
R117
100
R543
100
R533
100
R534
100
R538
O
I
G
UPC3504AHF
IC676
16V
47
C053
C050
0.1
10V
470
C051
22k
R698
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
23P
CN150
EVER+3.3V
D+3.3V
PANEL DGND
AD-KEY-1
AD-KEY-0
AD-KEY-2
OPERATION DIAL
MASTER VOL
LED DRIVER CLK
LED DRIVER DATA
LED DRIVERLATCH
CIG BK
CIGLATCH
CIG DATA
CIG CLK
STBY LED
LED DRIVER OE
SIRCS
LED GND
LED+9V
VF+
VF-
VG
100
R521
100
R539
100
R540
100
R544
10k
R546
100
R545
100
R542
JL011
JL012
JL013
JL014
JL081
JL082
JL083
JL084
JL085
JL086
JL087
JL088
JL089
JL090
JL091
JL092
JL093
JL094
JL095
JL096
JL097
JL099
JL100
JL101
JL102
JL103
JL529
JL530
2SC3052EF-T1-LEF
Q710
1k
R710
1k
R711
2SC3052EF-T1-LEF
Q711
100
R535
220
R537
JL557
10k
R677
10k
R676
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
R5F3640MDFAR
IC500
LED-DRIVER-CLOCK
LED-DRIVER-DATA
STBY LED
SIRCS
METER-BACKGROUND-LED
NO USE
LED-DRIVER-LATCH
BYTE
CNVss
XC-IN
XC-OUT
RESET
RESET
SWITCH
SWITCH
SWITCH
X-OUT
VSS
X-IN
VCC
NMI
USB-OC1
USB-OC2
AC-CUT
USB_HUB_RESET
HUB_VBUS_DET
MTK_RESET
MTK_XIFCS
MTK_BUSY
CIG-BK
USB_OE
CIGLATCH-
IIC-CLK
IIC-DATA
IIC-DATA
STK MUTE
PROTECT
OR
PROTECTOR
LINK RELA
Y
LMR
CIG-DA
TA
LMF
CIG-CLK
TMR
TMF
E-1
LEDDriver OE
E-2
E-3
TBL-SENSE
SW
-RELA
Y
OPEN-SW
MTK SIO
MTK SOD
MTK CLK
FR RELA
Y
LINE MUTE
AUDIO IC DATA
AUDIO IC CLOCK
AD SUPPLY CUT OFF
AD SUPPLY CUT OFF
SUPPLY SWITCH
MTK POWER CONTROL
Fan On
NO USE
ST-TUNED
NO USE
ST-CE
ST-DOUT(UC_DIN)
VCC
ST-DIN(UC_DOUT)
SSV
ST-CLK
MTK 3.3V MONITOR
THERMAL-VACS
STBY-RELAY
OVER-VOLTAGE-DET
VACS-IN
METER LEVEL IN
REC-BIAS
POWER-KEY
NO USE
REC-MUTE
MIC-DET
HP-DET
CAPM-CNT
B-TRIG
BUFFER
BUFFER
B-SHUT
B-HALF/REC
TC-RELA
Y
METER IN2
METER IN1
METER IN3
METER IN4
METER-SW
AD-KEY
-1
AD-KEY
-0
AD-KEY
-2
MODEL-IN
DEST
-IN
OPERA
TION-DIAL
MASTER-VOLUME
EEPROM CLOCK
AVSS
EEPROM DA
TA
VREF
AVCC
METER-BLUE
1
2
3
4
5
6
7
8
9
10
11
11P
CN151
LED+9V
METER LED BLUE
METER LED BLUE
METER LED WHITE
METER LED WHITE
DGND
METER_SW
MGND
IND2
IND1
IND3
IND4
M+5V
+B SWITCH
1.5k
R022
10
50V
C024
Q021
KTC3203Y-AT
JL061
JL062
JL063
JL064
JL065
JL066
JL067
JL068
JL069
JL070
JL071
22
R023
22
R024
22
R025
MAZ8056GMLS0
D021
MC2838-T112-1
D571
PROGRAMMING
JL506
JL512
JL517
JL527
JL531
JL550
JL501
JL505
R511
R510
10M
JL574
JL571
JL570
JL569
JL566
JL565
JL560
JL563
JL561
JL591
JL590
JL588
JL582
JL581
JL559
MC2840-T112-1
D116
MC2840-T1
12-1
D201
JL098
DTA114YKA-T146
Q501
MA2J1110GLS0
D166
0
R517
0
R532
C002
6.3V
1000
1
2
3
4
NO050
4P
AC CUT DETECT
STBY RY+
STBYRY GND
EVER+10
EVER+10
9
12
18
20
23
24
25
49
50
36
60
79
78
68
68
12
43
33
34
38
1
2
3
4
5
6
7
8
9
9P
CN040
DGND
TXD1
RTS1
MCU VCC
CLK1
RXD1
CN VSS
RESET
GND
JL031
JL032
JL033
JL034
JL035
JL036
JL037
JL038
JL039
31
34
33
32
9
12
1
2
3
4
20
19
41
3
37
35
28
26
7
2
1
94
93
90
89
88
81
87
83
84
86
100
21
22
27
39
40
44
52
53
51
46
42
67
5
41
100
5
28
26
35
37
55
85
56
68
80
47
31
PROTECT
48
72
78
79
80
83
84
85
86
87
88
89
90
58
61
63
65
76
77
94
9393
82
81
75
7
4
66
32
45
1
2
3
4
6
7
5
16
17
9
10
11
12
13
14
15
1
2
3
4
5
6
7
CN010
7P
CHASSIS GND
CAPM+
Q002
2SB1132-T100-QR
CAPM SWITCH
REC SW
MGND
BSHUT
BTRIG
BTRIG SWITCH
BHALF
JL001
JL002
JL003
JL004
JL005
JL006
JL007
0.1
SYSTEM CONTROL
IC500
+4V REG
IC676
TAPE
MECHANISM
DECK
22P
C537
IC B/D
SUB TRANS
BOARD
CN1203
(Page 50)
MAIN
BOARD
(2/5)
(Page 41)
MAIN
BOARD
(4/5)
(Page 43)
MOTOR
DRIVE
BOARD
(METER
DISPLAY
ASSY)
DISPLAY
BOARD
CN902
(Page 31)
MAIN
BOARD
(4/5)
(Page 43)
MAIN
BOARD
(4/5)
(Page 43)
MAIN
BOARD
(3/5)
(Page 42)
MAIN
BOARD
(3/5)
(Page 42)
MAIN BOARD (1/5)
A
5
6
4
3
2
1
B
1
2
Click on the first or last page to see other HCD-GTR6 / HCD-GTR6B / HCD-GTR7 / HCD-GTR8 / HCD-GTR8B / MHC-GTR6 / MHC-GTR8 service manuals if exist.