Sony HCD-GNX700 / HCD-GNX800 / MHC-GNX700 / MHC-GNX800 Service Manual ▷ View online
HCD-GNX700/GNX800
49
49
HCD-GNX700/GNX800
7-23. SCHEMATIC DIAGRAM – EFFECTOR BOARD –
IC1505(2/2)
IC1501
C1513
C1517
R1512
R1511
C1520
R1546
C1516
C1521
R1514
R1515
C1523
R1510
C1522
C1519
C1529
R1565
R1566
C1554
R1567
R1568
R1570
C1546
R1569
C1545
C1548
R1571
R1572
C1552
R1589
C1555
C1559
C1560
R1500
R1504
R1525
R1502
R1501
C1572
C1568
R1547
C1584
C1571
R1549
R1557
R1558
C1576
R1559
R1560
R1550
R1582
R1579
C1561
R1580
R1581
C1562
R1532
R1531
R1531
R1530
R1533
R1533
R1584
R1585
R1586
R1529
C1509
R1505
C1507
C1506
R1526
C1512
R1590
C1542
R1520
R1519
R1522
R1538
R1592
C1526
C1530
C1515
C1524
C1525
R1576
R1574
R1575
R1573
D1502
R1527
CN1501
JW1513
IC1506
R1508
JW1510
JW1511
IC1503
R1534
R1536
R1537
R1535
R1535
C1569
C1570
C1544
R1591
Q1506
Q1502
Q1508
Q1507
C1578
IC1505(1/2)
R1528
NJM4565M-D
M65850FP-E1
0.1
0.0015
18k
18k
330p
18k
0.068
330p
18k
18k
0.068
18k
0.0015
10
50V
0.01
2.2k
2.2k
10
50V
22k
22k
R1594
0
R1604
0
R1606
0
R1595
0
100k
10
50V
100k
10
50V
47p
100k
1k
10
50V
33
47p
10
50V
10
50V
100
100
100
100
100
0.1
0.1
10k
100
0.1
R1517
10k
L1500
10uH
R1516
10k
10k
R1602
0
R1600
0
100k
100k
10
50V
100k
100k
10k
100k
100k
10
50V
22k
22k
10
50V
820
470
470
330
1.2k
1.2k
0
0
0
100k
1p
10k
0.068
0.068
10k
10
50V
BP
33k
0.0047
0
0
0
27k
0
0.1
0.033
47
35V
0.22
50V
0.22
50V
680
100k
1k
680
UDZSTE-176.2B
100
17P
TC74LVX4052FT
Q1510
DTC114EKA-T146
BUFFER
Q1509
DTC114EKA-T146
BUFFER
10k
TC74LVX4051FT
1.8k
3.9k
47k
2.7k
2.7k
10
50V
10V
10
50V
0.0047
33k
2SK3378ENTL
SWITCH
2SK3378ENTL
SWITCH
2SK3378ENTL
SWITCH
2SC5053T100Q
B+ SWITCH
10
50V
C1602
10
50V
C1601
10
50V
NJM4565M-D
100k
S0
S1
S2
S2
S2
S1
S0
MIXER
EFFECTOR R CCT
IC1500
NJM4565M-D
MIXER R
MIXER L
SELECTOR CCT
MULTIPLEXER
BOARD
MAIN
(3/3)
CN512
(Page 39)
• See page 54 for IC Block Diagrams.
Ver. 1.1
HCD-GNX700/GNX800
50
50
HCD-GNX700/GNX800
7-24. PRINTED WIRING BOARDS – POWER SECTION –
• See page 26 for Circuit Boards Location.
: Uses unleaded solder.
R1262
R1263
R1264
D1264
Q1200
C1204
R1200
R1201
C1202
C1201
D1200
JR1202
JW1204
NO1201
NO1203
NO1211
JW1202
JW1201
JW1206
JW1207
JW1208
JW1209
JW1214
JW1220
JW1221
JW1211
JW1216
JW1230
JW1212
JW1231
JW1222
JW1223
JW1213
JW1215
JW1235
JW1234
(E2,E3,E51)
(AR,AUS)
(AR,AUS)
(AR)
(EXCEPT AR)
CN1212
R1292
C1263
Q1264
C1262
CN1204
FH1241
F1241
FH1242
FH1251
F1251
FH1261
F1261
FH1271
F1271
FH1252
FH1262
FH1272
FH1282
FH1281
F1281
CN1213
CN1202
C1206
RY1200
S1200
C1292
EP1203
CN1200
L1201
D1292
BOARD
TRANS
11
(21)
1-864-931-
BOARD
PRIMARY
11
(21)
1-864-932-
1
4
(E2,E3,E51)
(E2,E3,E51)
(AR,AUS)
(AR,AUS)
(AR,AUS)
1
4
E
C
B
*
NOT REPLACEABLE:
BUILT IN TRANSFORMER
T1200 POWER TRANSFORMER
POWER
SWITCHING
230-240V
220V
120V
t
t
VOLTAGE
SELECTOR
AC IN
1 2
1
2
1
2
1
3
E
1
7
P
PA
BOARD
NO600
(Page 44)
1
6
K
MAIN
BOARD
NO503
(Page 36)
J
MAIN
BOARD
NO401
(Page 36)
*
2
3
4
5
6
7
8
9
10
A
1
B
C
D
E
F
G
H
I
HCD-GNX700/GNX800
51
51
HCD-GNX700/GNX800
7-25. SCHEMATIC DIAGRAM – POWER SECTION –
(2/3)
MAIN
BOARD
NO401
(Page 38)
MAIN
BOARD
(2/3)
(Page 38)
NO503
BOARD
PA
NO600
(Page 45)
CN1212
C1292
FH1282
FH1281
FH1271
FH1261
FH1251
FH1241
FH1242
FH1252
FH1262
FH1272
D1292
R1292
C1262
R1262
R1263
R1264
C1263
CN1200
C1206
R1201
C1201
R1200
L1201
18uH
C1202
JR1202
C1204
EP1203
NO1203
CN1202
NO1201
JW1204
RY1200
T1200
F1241
F1251
F1261
F1271
F1281
JW1211
JW1222
JW1223
JW1235
JW1234
D1200
CN1213
D1264
Q1264
CN1204
NO1211
S1200
Q1200
7P
100
63V
10EDB40-TB3
0.68
10
50V
8.2k
8.2k
1k
100
50V
50V
3P
1000 6.3V
100k
0.1
3.3k
0.1
0
0.1
2P
2P
2P
POWER
TRANSFORMER
T8AL 250V
T8AL 250V
T8AL 250V
T8AL 250V
T3.15AL 250V
1SS355WTE-17
6P
HZU36BTRF
2SB1565E
-33V REGURATOR
2SC2712-YG
POWER ON/OFF
RELAY DRIVE
AC IN
BUILT IN TRANSFORMER
NOT REPLACEABLE:
*
*
VOLTAGE SELECTOR
EXCEPT AR
AR
AR,AUS
E2,E3,E51
E2,E3,E51
AR,AUS
Ver. 1.1
HCD-GNX700/GNX800
52
52
HCD-GNX700/GNX800
• WAVEFORMS
– MAIN BOARD –
– CD BOARD –
– PANEL BOARD –
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
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
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
– CD Board –
IC251 BA5947FM-E2
1
2
3
4
5
6
7
8
9
CONTROL LOGIC
TSD
VREF
OUT2
OUT1
RNF
VM
VCC
FIN
GND
RIN
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
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
CH4CAP
A
OUTVREF
DPOUT
PREVCC
D
D
D
D
D
D
D
D
– PANEL Board –
IC904 NJM2760V-TE2
BPF1IN2
DET
IN1
1
IN2
2
BPF2IN1 4
BPF2IN2 5
18
BPF3OUT
15
BPF1IN1
19
BPF2OUT
20
BPF
DET
BPF3IN1
6
BPF3IN2
7
BPF2OUT
14
BPF
DET
BPF4IN1 8
BPF4IN2
9
BPF1OUT
13
BPF
DET
GND 10
NC
12
BUF1OUT
3
VCC
11
RECOUT
17
BPF4OUT
16
BPF
DET
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