Sony HCD-GNX60 / HCD-GNX70 / HCD-GX9900 / MHC-GNX60 / MHC-GNX70 / MHC-GX9900 Service Manual ▷ View online
45
45
HCD-GNX60/GNX70/GX9900
HCD-GNX60/GNX70/GX9900
7-20. SCHEMATIC DIAGRAM – PA BOARD –
Q606
R607
R692
R606
R693
R608
R698
R694
D609
R609
R611
R610
C608
R604
R605
R674
R624
R623
R673
R696
R695
R617
C666
C667
C616
C617
R631
R632
R633
TH630
TH629
R622
R672
C609
C610
C619
R616
C618
R656
R676
R677
R657
C656
C676
NO600
C660
R658
R678
D660
D661
C652
C602
C693
C683
EP690
D655
D654
R655
R654
C655
D646
R644
R645
R685
C648
C649
R649
R682
R683
R697
R634
R638
R639
C634
C635
R635
R640
R641
C636 R636
R643
C637
R637
R642
R662
R663
C651
C601
R650
R600
C650
C600
D624
NO601
CN601
CN600
C605
C692
C691
C682
C681
R691
R681
R667
R666
RY665
R647
R648
D665
Q648
Q666
Q647
R665
R668
R618
R612
C604
R603
R653
C654
R671
R669
R670
D670
D620
R621
R620
R619
Q618
R615
D612
D611
R613
R614
D656
D658
C658
C678
R661
R660
EP660
Q668
Q604
Q610
R651
R601
Q634
Q682
Q640
Q641
R646
R628
R630
R626
R629
R627
Q644
Q629
Q630
Q628
TM600
TM601
JW677
JW676
JW681
JW691
RY646
IC600
R625
R652
R602
2SA1207
2.2k
47k
47k
100k
100k
100k
68k
1SS355
68k
33k
68k
22
50V
10k
10k
22k
22k
68k
56k
100k
100k
100k
0.068
0.068
0.068
0.068
C606
0.1
100k
100k
56k
10
1/2W
10
1/2W
22
100V
22
100V
10
100V
1
10
100V
220k
220k
220k
220k
3300
100V
3300
100V
100V
7P
100000p
100k
100k
1SS355
1SS355
100
10V
10V
100
10V
0.1
0.1
GND PLATE
1SS355
1SS355
47k
47k
10
50V
1SS355
2.2k
10k
10k
100
10V
10V
10
50V
22k
1k
4.7k
2.2k
2.2k
100k
100k
100
25V
25V
100
25V
25V
10k
1k
1k
4.7
100V
680
2W
150
4.7
100V
680
2W
150
150
150
0.0022
0.0022
1k
1k
4.7
50V
50V
4.7
50V
50V
1SS355
3P
8P
13P
0.1
0.068
0.068
0.068
0.068
10
1/2W
10
1/2W
10k
GNX70/GX9900
4.7k
RELAY
4.7k
4.7k
1SS355TE
2SC1623-L5L6
OVER LOAD
DETECT SWITCH
2SC1623-L5L6
SPEAKER PROTECT
RELAY DRIVE
2SC1623-L5L6
FRONT SPEAKER
RELAY DRIVE
82
1/2W
0.1
5W
0.1
5W
5W
100
220p
47k
47k
220p
100k
1k
33k
1SS355
1SS355
100k
33k
1k
2SC3722K-E
OVERLOAD DET
100
UDZSTE17-18B
UDZSTE-17-18B
3.3k
1W
3.3k
1W
D5SBA20
D5SBA20
3300
50V
3300
50V
22k
22k
2SC3722K-E
OVERLOAD DET
2SC3722K-E
2SC3722K-E
47k
47k
DTA124EKA-T146
MUTING
CONTROL SWITCH
2SC1623-L5L6
MUTING
CONTROL SWITCH
2SC3661
HEADPHONE
MUTING
2SC3661
HEADPHONE
MUTING
82
1/2W
22k
100k
56k
5.6k
1k
2SC1623-L5L6
FRONT SPEAKER
RELAY DRIVE
2SC1623-L5L6
FAN MOTOR
ON SWITCH
2SC1623-L5L6
TEMPERATURE
DETECT SWITCH
2SC1623-L5L6
TEMPERATURE
DETECT SWITCH
RELAY
STK412-150
*1
*2
*2
Q604,606,610
STANBY SWITCH
R
L
SURR SPEAKER
R
L
FRONT SPEAKER
POWER AMP
(3/3)
MAIN
BOARD
(3/3)
MAIN
BOARD
BOARD
BOARD
TRANS
MIC
*1 R625
2.7k
3.3k
3.3k
3.9k
*2 R602,652
470
470
560
(Page47)
(Page43)
(Page39)
(Page39)
GNX70/GX9900
GNX60
GNX70/GX9900
US, E2, E51, AR
GNX60: E3, AUS
GNX60: E3, AUS
GNX70: E3, AUS
Ver. 1.1
46
46
HCD-GNX60/GNX70/GX9900
HCD-GNX60/GNX70/GX9900
7-21. PRINTED WIRING BOARD – TRANS, PRIMARY BOARDS –
• See page 26 for Circuit Boards Location.
: Uses unleaded solder.
Ref. No. Location
D1200
E-3
D1264
D-8
D1292
C-7
Q1200
F-3
Q1264
D-8
• Semiconductor
Location
R1262
R1263
R1264
D1264
Q1200
R1200
R1201
C1202
C1201
D1200
JR1202
JW1210
E2, E3, E51, AR
GX9900
US, AUS
JW1204
NO1201
NO1203
CN1212
C1263
Q1264
C1262
NO1211
CN1213
CN1202
C1206
1
3
RY1200
CN1200
L1201
S1200
PL1200
PL1201
PL1202
PL1212
PL1213
FH1242
FH1251
FH1252
FH1261
FH1262
FH1271
FH1272
FH1282
E
FH1281
R1292
FH1241
F1241
F1251
F1261
F1271
F1281
JW1202
JW1201
JW1206
JW1207
JW1208
JW1209
JW1213
JW1203
JW1214
JW1215
JW1220
JW1221
R1233
JW1233
JW1211
C1292
JW1216
JW1230
CN1204
JW1222
JW1223
PL1211
D1292
BOARD
TRANS
BOARD
PRIMARY
11
(11)
1-864-932-
11
(11)
1-864-931-
1
4
E2, E3, E51, AR
US, AUS
1
4
1
1
7
8
P
PA
BOARD
(Page 44)
I
MAIN
BOARD
(Page 36)
AC IN
EP1203
C1204
NOT REPLACEABLE:
BUILT IN TRANSFORMER
T1200
POWER TRANSFORMER
*
*
1
1
2
2
C
MAIN
BOARD
(Page 36)
VOLTAGE
SELECTOR
120
220
230-240
t
t
E2, E3, E51
US, AUS
AR
POWER
SWITCHING
E
2
3
4
5
6
7
8
9
10
A
1
B
C
D
E
F
G
H
47
47
HCD-GNX60/GNX70/GX9900
HCD-GNX60/GNX70/GX9900
7-22. SCHEMATIC DIAGRAM – TRANS, PRIMARY BOARD –
FH1261
FH1262
FH1271
FH1272
FH1242
FH1241
FH1252
FH1251
FH1281
FH1282
CN1212
NO1211
CN1200
NO1201
NO1203
CN1202
AC IN
RY1200
D1200
JR1202
C1202
L1201
18uH
C1201
C1206
R1201
R1200
R1264
R1263
R1262
C1262
C1263
C1292
R1292
JW1292
JW1293
JW1211
CN1204
T1200
JW1203
S1200
F1271
F1261
F1251
F1241
F1281
CN1213
D1264
D1292
Q1200
Q1264
MT
MT
MT
MT
MT
MT
MT
MT
MT
MT
7P
3P
2P
2P
2P
RELAY
5V
1SS355TE
0
0.1
C1204
EP1203
0.1
0.1
1000
6.3V
100k
4.7k
1k
8.2k
8.2k
10
50V
100
50V
50V
100
63V
63V
0.68
POWER
TRANSFORMER
*1
*1 F1241, 1251, 1261, 1271
T8AL/125V
US
T8AL/250V
EXCEPT US
*1
*1
*1
*2
6P
HZU36BTRF
10EDB40
2SC1623-L5L6
RELAY DRIVE
2SB1565E
–35V REG
*
BUILT IN TRANSFORMER
NOT REPLACEABLE:
*
*
VOLTAGE SELECTOR
AR
JW1204
JW1213
JW1215
JW1214
US, AUS
E2,E3,E51
*CN1204
2P
4P
4P
US, AUS
E2, E3, E51, AR
E2, E3, E51, AR
US, AUS
US
E2, E3, E51, AR
BOARD
PA
(3/3)
MAIN
BOARD
BOARD
MAIN
(1/3)
(Page37)
(Page45)
(Page39)
*2 F1281
T3.15AL/125V
US
T3.15/250V
EXCEPT US
R1233
JW1233
3.3M
1/2W
1/2W
48
48
HCD-GNX60/GNX70/GX9900
HCD-GNX60/GNX70/GX9900
• WAVEFORMS
– MAIN BOARD –
– CD BOARD –
– PANEL BOARD –
– CD Board –
IC251 BA5947FM-E2
– PANEL Board –
IC904 NJM2760V-TE2
0.15 Vp-p
0.2V/DIV, 0.2 msec/DIV
0.1V/DIV, 1 msec/DIV
0.9
±
0.4 Vp-p
0.2V/DIV, 0.5
µ
sec/DIV
0.4 Vp-p
1
IC101
wa
TEI
2
IC101
wd
FEI
3
IC101
ra
RFAC
2.7 Vp-p
32.768 kHz
2.0 Vp-p
16
MHz
1V/DIV, 10
µ
sec/DIV
1V/DIV, 50 nsec/DIV
10.5
µ
sec
50V/DIV, 10
µ
sec/DIV
50V/DIV, 10
µ
sec/DIV
67 Vp-p
10.5
µ
sec
82 Vp-p
1
IC401
qa
XC-OUT
2
IC401
qd
X-OUT
3
T301
5
TAPE REC only
4
T301
4
TAPE REC only
3.1 Vp-p
4 MHz
1V/DIV, 0.2
µ
sec/DIV
1
IC902
is
X OUT
– DRIVER Board –
IC701, 712 BA6956AN
• IC Block Diagram
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
1
2
3
4
5
6
7
8
9
10
LEVEL
SHIFT
SHIFT
F
R
R
F
R
F
F
19k
6.5k
50k 50k
100k
50k
PIN3
10k
Vref
50k 50k
PIN26
(ch1, 2)
POW
VCC
(ch3, 4)
SW
Pre
Vcc
INTER
FACE
INTER
FACE
INTER
FACE
R
F
50k 50k
POW
VCC
MUTE
Vref
POW
VCC
POW
VCC
R
F
10k
CH1OUTF
CH1OUTR
CH2OUTF
CH2OUTR
POWVCC
CNF4
GND
GND
CH2RIN
CH2FIN
CH1RIN
CH1FIN
SW
OPIN+
OPIN-
CH4OUTR
CH4OUTF
CH3OUTF
CH3OUTR
POWVCC
MUTE
GND
GND
CH3RIN
CH3FIN
CH4IN
CH4CAPA
OUTVREF
DPOUT
TREVCC
D
D
D
D
D
D
D
D
1
2
3
4
5
6
7
8
9
CONTROL LOGIC
TSD
VREF
OUT2
OUT1
RNF
VM
VCC
FIN
GND
RIN
BPF1IN2
DET
IN1
1
IN2
2
BPF2IN1 4
BPF2IN2 5
18
BPF2OUT
15
BPF1IN1
19
BPF2OUT
20
BPF
DET
BPF3IN1
6
BPF3IN2
7
BPF3OUT
14
BPF
DET
BPF4IN1 8
BPF4IN2
9
BPF4OUT
13
BPF
DET
GND 10
NC
12
BUF1OUT
3
VCC
11
RECOUT
17
BPF1OUT
16
BPF
DET
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