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HCD-NEZ50
22
22
HCD-NEZ50
7-7. SCHEMATIC DIAGRAM – MAIN Section (2/2) –
•
See page 23 for Waveforms.
•
See page 23 for IC Block Diagrams.
R
1
17
R131
R309
R527
R525
R519
R520
R526
R528
R134
R107
C358
R135
R235
C235
C135
R228
R233
C218
R234
R231
R132
R133
R128
R243
R143
R145
R124
R125
R225
C213
R120
R220
C116
C216
C114
R147
R118
R218
R247
C120
C117
R
148
R
119
C217
C220
R
21
9
R
248
R249
R216
R116
R149
R217
R123
R121
R221
R114
R212
R209
R108
R239
R109
C139
C113
C214
R223
C
211
R214
R238
R112
R
2
11
C239
C140
C111
R111
C240
R204
C104
C204
R210
R206
R207
C103
R110
R105
C2
07
C106
R106
C
10
8
C208
R
205
C
20
3
R104
C206
IC302
R103
R203
R208
C304
R310
R201
R100
R101
C101
R368
R367
R366
Q348
C354
R311
R362
C356
Q347
CN301
R138
R232
C118
R102
C102
C202
R202
C201
R200
C314
C303
C362
C107
C302
T301
HRPE301
J500
EPT500
R312
C355
R222
R122
Q344
C313
R305
Q335
Q329
R306
Q334
Q328
Q326
R308
C312
R313
R315
Q332
R139
R314
Q327
R307
R
302
R303
C301
R
3
01
C331
C221
C121
JR115
JR215
C305
C367
R319
R317
R224
R245
C233
C133
WIRE300
R533
R531
R529
R534
R532
R530
R541
R542
R544
R546
R548
R543
R545
R547
R316
C338
CN319
CN320
R226
R126
JR136
JR236
C343
C342
C345
JR137
C345
JW251
JW258
JW011
SHIELD BOARD
JW012
JW013
JW014
FB318
C330
C347
2.2k
1k
1k
470
470
470
470
470
470
0
100k
0.01
100k
100k
10
50V
10
50V
1k
0
47000p
0
1k
1k
0
1k
10k
10k
0
22k
22k
22k
0.22
50V
10k
10k
470p
470p
0.47
50V
22k
10k
10k
22k
220p
1000p
2.2k
10
k
1000p
220p
10
k
2.2k
10k
47k
47k
10k
2.2k
2.2k
2.2k
2.2k
4.7k
22k
4.7k
10k
22k
4.7k
470p
0.22
50V
0.47
50V
2.2k
10
00
p
4.7k
2.2k
22k
22k
470p
220p
1000p
22k
220p
47
100
10V
100
10V
1k
4.7k
100k
100p
1k
220k
2.2
50V
0.022
4.7k
4700p
470
0p
220k
10
0p
47
0.022
BD3881FV
470
470
10k
0.0047
4.7k
47k
10k
47k
0.001
10k
2.2k
22k
RT1N141C-TP-1
47
16V
4.7
22k
0.001
KTA1266
7P
2.2k
1k
47000p
47k
2200p
2200p
47k
0.001
10k
0.01
4700p
10
50V
2.2
50V
220
10V
4.7
0.022
470k
470k
2SC2001TP-LK
100
16V
2.2k
2SC3052EF
2SC3052EF
2.2k
2SC3052EF
2SC3052EF
2SC3052EF
1k
4.7
50V
2.2k
10k
2SA1235TP
22k
10k
2SC3052EF
1k
100
k
10k
10p
22k
0.22
1
1
0
0
220
10V
470p
22k
10k
22k
0
0.047
0.047
470
470
∗
470
470
∗
10k
10k
10k
10k
10k
10k
10k
10k
10k
0.01
100p
100p
0.1
0
0
0
2200p
0.1
A1
A2
A4
A5
A7
A8
A9
A
10
A11
A12
A13
A6
A14
A17
A15
A16
STCLK
STCLK
STDOUT
STDOUT
STDIN
STDIN
STCE
STCE
TUNED
TUNED
CD-L
CD-R
RDS CLK
RDS CLK
RDS DATA
RDS DATA
∗
∗
∗
∗
BASS-R
OUT-R
BASS-L
OUT-L
AUX-L
CD-L
CD-R
RECO-R
RECO-L
NF-L
NF-R
AUX-R
HP-L
HPGND
HP-R
SP-L
SP-R
AMPMUTE
TAMUTE
FDATA
REC/PB
BIAS
ST-L
ST-R
ST CE
ST CLK
HP-L
HP-L
HP-R
HP-R
SP-L
SP-L
SP-R
SP-R
(2/2)
VEE
CONT
VDD
TRE-R
TRE-L
GND
VOLI-R
VOLI-L
PBO-L
PB0-R
NF-R
TC-R
TC-L
NF-L
AM
ANTENNA
COAXIAL
INPUT SELECT,
ELECTRICAL VOLUME
1
2
3
4
5
6
BIAS OSC
BIAS OSC
REEC BIAS SWITCH
L-CH
R-CH
(REC/PB/ERASE)
ERASE
FFC501
1
13
(CHASSIS)
Q349
B+ SWITCH
Q347,348
PHONES
REC/PB SWITCH
Q326-329,332,334,335
TUNER
(FM/AM)
STK-ON
DO UCOM->ST
DI ST->UCOM
SD(TUNED)
A-GND
DI
CLK
DO
CE
ST(TUNED)
L-OUT
VCC
R-OUT
(CHASSIS)
RDS DATA
RDS CLK
RDS DATA
RDS CLK
(AEP,UK,KR)
(E,E51,MX,AR)
(AEP,UK)
(E,E51,MX,AR)
11P(E,E51,MX,AR)
13P(AEP,UK,KR)
9P(EXCEPT AEP,UK)
11P(AEP,UK)
∗
R126,226
0(AEP,UK.KR)
22k(E,E51,MX,AR)
(AEP,UK,KR)
∗
JR136,236
0(E,E51,MX,AR)
22k(AEP,UK,KR)
(AEP,UK,KR)
(E,E51,MX,AR)
FM 75
Ω
∗
R529,530
220(E,E51,MX)
470(AEP,UK)
C520 0.01
C520
0.01
JW240
JW240
0.45
µ
H
(AEP,UK)
(E,E51,MX)
(Page 25)
(Page 21)
(Page 21)
(Page 21)
Refer to SUPPLEMENT-1 for the HEAD PHONE board of schematic
diagram of Argentina and Korean models.
When repairing the set of except Argentina and Korean models, refer to
either of original service manual/SUPPLEMENT-1 according to the set.
Ver. 1.3
Summary of Contents for HCD-NEZ50
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