Sony HCD-GPX6 / HCD-GPX7 Service Manual ▷ View online
HCD-GPX6/GPX7
33
33
6-12. SCHEMATIC DIAGRAM – MAIN Section (3/3) –
Q320
R381
D326
R396
CN308
CN310
CN307
CN316
Q322
R393
Q323
D327
R395
C373
R394
Q321
C330
Q312
R375
Q319
R382
R374
D325
Q313
C327
C326
C325
L302
IC304
D328
R329
C324
D313
D330
D329
C394
L102
L202
C134
C133
C233
C234
R222
R122
R220
R120
RY301
C235
C135
D314
D316
D319
C331
C328
C329
CN309
CN313
M301
TM301
Q315
JW243
JW398
R397
C374
Q324
R328
R327
Q316
KRC102S-RTK
47k
1SS133T-72
33k
4P
21P
12P
3P
KTA1271Y-AT
47k
KRC102S-RTK
1SS133T-72
1k
47
16V
1k
KRC102M-AT
470
10V
10V
KTA1273Y-AT
1k
KTA1273Y-AT
1k
47k
1SS133T-72
KRC102S-RTK
0.01
0.01
470
10V
10V
TA7809S
MTZJ-T-73
-13B
100k
4.7
50V
50V
1SS133T-72
1SS355
1SS355
0.1
0.1
0.1
0.1
0.1
10
1/2W
10
1/2W
47k
47k
0.01
0.01
1SS133T-72
1SS133T-72
1SS133T-72
470
10V
10V
2200
10V
10
50V
6P
3P
KTA1273Y-AT
470
10
50V
KTC3205Y-AT
10k
2.2k
KTC3199GR-RTK
B
1
B
2
B
3
C1
C2
C3
C4
C5
C6
C8
C10
C11
C12
C13
C14
C15
80
89
90
91
100
3
4
5
6
7
21
41
42
43
53
5
7
40
VOL-A
VOL-B
FL-CLK
FL-STB
FL-DATA
STBY-LED
SIRCS
3.3V
KEY1
KEY2
KEY3
TRE-A
TRE-B
BASS-A
BASS-B
FL -3OV
U COM +B
U-COM GND
UNREG HIGH
UNREG GND
TC MGND
CD M7V
CD MGND
D 4V
D GND
RELAY ON
FL AC
FL AC
FL -30V
RELAY -
RELAY +
GND LCH
GND RCH
SP OUT RCH
SP OUT LCH
FAN +
FAN +
GND
DGND
TC M10V
SW
SW 9V
GND (CD DIGITAL)
GND (REF)
GND (REF)
R CH
L CH
L GND
R GND
+9V REGULATOR
(CHASSIS)
(3/3)
BLOCK
SUB POWER
(1/2)
(FAN)
L
R
IMPEDANCE
SPEAKER
FL-AC
FL-AC
DRIVEGND
FLDRIVE+B
Q322,323
B+ SWITCH
SWITCH
RELAY DRIVE
Q319,320
Q312,313
B+ SWITCH
O
G
I
Q315,316
(AEP)
(AEP,KR)
(US,AEP,AR)
+13V REGULATOR
FAN MOTOR DRIVE
(US,AEP,AR)
(US,AEP,AR)
100
µH
USE 6
−16Ω
(Page 37)
(Page 31)
(Page 41)
(Page 35)
(Page 35)
(Page 32)
HCD-GPX6/GPX7
34
34
6-13. PRINTED WIRING BOARD – AMP Board –
•
See page 25 for Circuit Boards Location.
:Uses unleaded solder.
D501
F-5
D551
F-5
D603
C-3
D607
B-3
D608
B-3
D609
B-3
D610
B-2
D611
B-4
D612
B-2
IC601
E-5
IC602
B-2
Q501
C-5
Q502
F-5
Q551
C-4
Q552
F-4
Q601
B-4
Q602
C-4
Q603
C-4
Q604
C-4
Q605
C-3
Q606
C-3
Q607
B-3
Q608
B-3
Q609
C-3
Q610
C-3
Q611
C-3
• Semiconductor
Location
Ref. No.
Location
JW632
JW603
JW604
JW607
JW623
JW624
JW625
JW626
JW627
JW629
JW619
JW617
JW628
JW606
JW640
JW608
JW620
JW618
JW602
JW614
JW613
JW615
JW641
JW642
JW610
JW634
JW643
JW616
JW612
JW644
JW621
JW611
CN605
JW622
C617
R615
THP821
C503
IC601
R564
Q551
C506
CN603
C609
C608
C607
C605
C604
C606
D612
D610
D608
D609
Q611
Q610
Q609
Q608
Q607
D607
R514
C611
C615
C614
D611
CN601
Q606
Q605
C557
C507
D551
C610
Q502
C556
C612
C603
D603
D501
C501
C551
Q501
Q604
R607
R608
CN604
R560
Q552
C613
CN602
R510
C553
R606
R562
R512
JW631
JW630
JW633
JW609
C505
C555
C616
R551
R503
R553
C502
R605
R509
IC602
R609
R513
R563
R624
R626
R622
R625
R620
R552
R621
R619
R618
R558
R601
R511
R559
R617
R508
R506
Q603
R507
R502
R612
R611
R616
R602
Q602
R565
R603
R604
R501
C552
C554
R557
R561
R613
C504
Q601
R610
R515
R556
R628
R555
R505
R614
E
E
E
E
(US, AEP, AR)
E
E
1
15
E
E
E
E
E
E
E
E
(US, AEP, AR)
E
1
3
1-526-594-
11
(11)
AMP BOARD
1
3
3
6
4
4
MAIN BOARD
CN306
D
MAIN BOARD
CN316
F
POWER BOARD
CN902
J
MAIN BOARD
CN309
E
PANEL (2)
BOARD
CN311
K
1
1
1
7
6
3
A
B
C
D
E
F
1
2
3
4
5
(Page 30)
(Page 30)
(Page 30)
(Page 38)
(Page 40)
HCD-GPX6/GPX7
35
35
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
6-14. SCHEMATIC DIAGRAM – AMP Board –
•
See page 42 for IC Block Diagram.
Q501
Q551
R507
C505
C502
R502
C501
R508
R509
D501
Q502
R511
D551
R559
Q552
R558
C503
R552
C553
C555
R557
C551
D611
R503
R553
R501
R602
R515
R565
R551
C610
C611
R601
R603
R605
C613
R610
R609
D603
R608
R561
R562
R512
C507
C506
C557
Q604
C612
R613
R612
R611
Q606
Q605
R614
C556
D607
R617
R616
R618
D609
C616
R628
Q608
C604
R619
R621
C605
R622
D612
R620
D610
Q611
R625
R563
R626
C606
C607
R624
C609
R564
R514
CN605
CN604
CN602
Q609
Q610
C552
CN601
Q601
R604
Q602
Q603
C617
R505
R556
R555
C603
C615
C614
CN603
R513
R510
Q607
THP821
D608
IC602
R560
R615
R506
C504
R607
R606
IC601
C554
C608
2SC3623ATP-LK
2SC3623ATP-LK
56k
15p
220p
56k
10
50V
1k
15k
1SS133T-72
KTA1266-GR-AT
100k
1SS133T-72
15k
KTA1266-GR-AT
1k
47
50V
56k
47
50V
15p
56k
10
50V
1SS133T
-72
1k
1k
2.2k
220k
100k
100k
2.2k
22
50V
22
50V
10k
2.2k
4.7k
10
50V
33k
10k
1SS133T
-72
100
100k
10
1/2W
10
1/2W
0.1
0.22
50V
0.1
KTC3199GR-RTK
220
50V
50V
10k
100k
10k
KTC3199GR-RTK
KTA1266-GR-AT
10k
0.22
50V
MTZJ-T-73
-5.1B
10k
10k
10k
1SS133T
-72
0.1
470k
KTC3199GR-RTK
10
50V
1k
100k
100
10V
10V
22k
1SS133T
-72
4.7k
1SS133T-72
KTC3199GR
-RTK
100
56k
100
0.001
10
50V
1k
2.2
50V
470
2W
470
2W
3P
3P
7P
KTC3199GR
-RTK
KTC3199GR
-RTK
22Op
9P
KRA102S-RTK
2.2k
KRA102S-RTK
KRC102S-RTK
0.001
0
0
0.001
6P
47k
0.22
2W
KTC3199GR-RTK
1SS133T
-72
RT8H015C-T112-1
0.22
2W
470p
1
1
470p
100
10V
10V
∗
∗
∗
∗
UNREG HI
+POWER
-POWER
POWER GND
SIGNAL L
SIGNAL R
SIGNAL GND
LINE MUTE
SPEAKER RELAY
PROTECT
AMP POWER
RELAY -
RELAY +
GND LCH
GND RCH
SP OUT RCH
SP OUT LCH
D 4V
AC DETECT
HP LCH
HP GND
HP RCH
AC DET(SWTCHING)
GND HIGH
GND (CD DIGITAL)
GND (REF)
GND (REF)
GND LOW
(CHASSIS)
POWER AMP
MUTING
MUTING
MUTING
POWER ON
Q602,603
MUTING CONTROL
TEMPERATURE
DETECT
PROTECT
SWITCH
OVER LOAD
DETECT
OVER LOAD
DETECT
SWITCH
RELAY OFF
Q610,611
RELAY
DRIVE
C
T
G
N
D
V
C
C
O
C
P
V
P
O
U
T
RELAY
Q605,606
B+ SWITCH
470 2W
560 2W
(HK,SP,KR,AUS)
(US,AEP,AR)
SWITCH
STANDBY
∗ C614,615
2200 50V
3300 50V
(GPX6)
(GPX7)
∗
(GPX6)
(GPX7)
R506,556
1.8k
1.2k
(GPX6)
(GPX7)
STK433-040
STK433-070
(US,AEP,AR)
PROTECT
CONTROL
(Page 31)
(Page 33)
(Page 41)
(Page 39)
(Page 33)
HCD-GPX6/GPX7
36
36
6-15. PRINTED WIRING BOARD – PANEL (1) Board –
•
See page 25 for Circuit Boards Location.
:Uses unleaded solder.
D802
G-3
D803
C-3
D804
B-7
D805
A-5
D806
A-6
D810
C-3
IC801
B-5
IC802
B-7
Q801
B-3
Q802
F-3
Q803
C-3
Q804
B-7
Q805
A-5
Q806
A-5
Q807
A-5
Q808
A-5
• Semiconductor
Location
Ref. No.
Location
JW1
JW2
JW3
JW4
JW5
JW6
JW7
JW9
JW10
JW11
JW20
JW25
JW26
JW27
JW28
JW29
JW30
JW31
JW32
JW33
JW34
JW35
JW39
JW40
JW41
JW18
JW44
JW45
JW46
JW47
JW24
JW21
JW16
JW53
JW38
JW13
JW12
JW54
JW55
JW36
JW37
JW19
JW15
JW22
JW8
D810
D804
C805
CN801
Q805
Q806
Q807
IC802
R856
C841
FL701
C840
D802
D805
D803
D806
S703
S702
S716
S715
S705
S704
S709
S710
S802
S801
S803
S706
S707
S708
S701
S717
S712
S711
S714
S713
C832
Q808
CN802
JW48
B11
C842
Q802
R832
R831
R842
Q801
R835
R841
C804
R861
R862
R845
R848
R830
Q804
Q803
R852
R853
R854
R855
C839
R857
R858
R859
R860
C837
R851
R850
R849
C836
C835
C834
R847
R846
R819
R818
R817
R816
R815
R814
R813
R812
R811
R807
R806
R805
R804
R803
R802
R801
C811
C810
C809
C808
C807
C806
C838
C833
C831
C830
C829
C828 C827
C826
C825
C823
C822
C821
C820
IC801
C824
E
E
E
E
E
1
44
22
23
34
33
11
12
E
E
E
PANEL (1) BOARD
1-576-593-
11
(11)
DIRECTION
CD SYNCHRO
DSGX
(TAPE)
REC
PAUSE/START
MAIN BOARD
CN310
H
TAPE
TUNING
MODE
BAND
TUNER
TUNER
MEMORY
D802, S715
D803, S704
DISPLAY
FUNCTION
1
3
D804, S701
BASS
ROTARY ENCODER
1
3
VOLUME
ROTARY ENCODER
1
3
TREBLE
ROTARY ENCODER
1
3
TUNING
FM MODE
+
–
PANEL (2)
BOARD
CN803
L
S701 – 717
FL701
FLUORESCENT INDICATOR TUBE
A
B
C
D
E
F
G
1
2
3
4
5
6
7
8
(Page 30)
(Page 38)
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