HCD-NEZ3/NEZ5
16
16
HCD-NEZ3/NEZ5
R508
R371
D319
R236
C127
C227
C126
C226
R237
R137
C219
C119
CN314
C501
C523
C524
C505
R504
R509
C512
C511
C514
C513
R523
R503
C503
R505
R506
R502
R501
C353
C352
R370
R369 C516
R507
R518
R521
R517
R358
R376
C351
Q343
D307
D320
R389
R387
R388
R377
R379
R381
R383
R378
R380
R382
R384
C363
R390
D321
CN500
IC501
C506
D325
L101
L201
JW229
JW230
J321
M301
R318
R329
R328
C324
R330
R331
R511
R514
R512
R385
R386
C364
J302
D313
Q316
Q317
CN313
R515
Q342
D323
D324
FB317
R129
R130
R229
R230
C332
C508
C502
C504
C507
R524
R516
C510
C509
CN318
IC303
C335
C306
JW301
C309
C327
C316
C310
R304
C366
C321
C322
C326
C315
C319
C318
C317
C325
C311
D303
D304
FB304
C238
C138
CN321
CN317
FB306
FB305
C328
C320
D327
R136
C371
470
10k
MC2840-T112-1
10k
470p
470p
220p
220p
4.7k
4.7k
0.01
0.01
4P
100p
470p
470p
100p
47k
47k
0.22
0.22
50V
0.22
0.22
50V
470
47 25V
47k
1k
47k
1k
2200
35V
2200
35V
10k
10k
100
16V
10k
47k
10k
47k
47k
100k
100
25V
2SC3052EF
MC2836
MC2840-T112-1
10k
10k
10k
470
470
470
220
470
470
470
220
10 50V
100k
1SS355TE-17
13P
LM1876TF
47
25V
MC2840-T112-1
2.2k
100k
10k
4.7
50V
47k
47k
22k
10k
22k
10
50V
MC2836
2SC3052EF
KTA1273
3P
2.2
2W
2SA1235TP-1EF
UDZ-TE-17-4.7B
UDZSTE-174.7B
0
4.7
4.7
4.7
4.7
1000p
1000p
470p
470p
1000p
2.2
2W
1000p
22000p
6P
TA7809S
100
16V
0.01
1000
10V
100p
100p
100p
4.7k
220p
100p
100p
100p
100p
100p
100p
22p
100p
100p
1N4002B
1N4002B
0
22
50V
22
50V
17P
23P
0
0
0.1
0.1
MC2840-T112-1
10k
1000p
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
CD-L
CD-R
AMPSTBY
AMPMUTE
SCOR
SENS
XLAT
MP3-ACK
MP3-O-REQ
MP3-XLAT
MP3-DATA
CLK
MP3-I-REQ
XRST
XTACN
MP3-SSTB
MP3-CLK
DATA
SCOR
SENS
XLAT
MP3-ACK
MP3-O-REQ
MP3-XLAT
MP3-DATA
CLK
MP3-I-REQ
XRST
XTACN
MP3-SSTB
MP3-CLK
DATA
*
∗
∗
*
DGND
PROTECT
HP-L
HP-L
HP-L
HP-R
HP-R
HP-R
HPGND
SP-L
SP-L
SP-L
SP-R
SP-R
SP-R
MGND
+UNREG
M+10V
FAN+
GND
FAN+
GND(CT)
-B
GND
+B
(1/2)
(CHASSIS)
(FAN)
(NEZ5)
Q316,317
FAN MOTOR DRIVE
POWER AMP
0
100
220
∗
R523,524
(NEZ3;US,CND)
Q342,343
DC DETECT
∗
R385
470 1/2W
1K 1/2W
(NEZ3:US,CND)
∗
R386
100 1/2W
470 1/2W
+7V REGULATOR
Q320,321
Q300,301
B+SWITCH
L
R
SPEAKER
AUDIO IN
(NEZ5)
(NEZ3:AEP,UK,EE,RU)
D+3.3V
(NEZ3:AEP,UK,EE,RU/NEZ5)
(NEZ3:AEP,UK,EE,RU)
(NEZ3:US,CND/NEZ5)
+9V REGULATOR
DATA
MP3-CLK
MP3-SSTB
D-GND
XTACN
XRST
MP3-I-REQ
CLK
MP3-DATA
MP3-XLAT
MP3-O-REQ
MP3-ACK
XLAT
SENS
SCOR
LED-GND
DATA
MP3-CLK
MP3-SSTB
D-GND
XTACN
XRST
MP3-I-REQ
CLK
MP3-DATA
MP3-XLAT
MP3-O-REQ
MP3-ACK
XLAT
SENS
SCOR
D-OUT
L-OUT
A-GND
R-OUT
MGND
VM(7V)
AVDD(3.3V)
DVDD(3.3V)
LED+9V
4-6. SCHEMATIC DIAGRAM – MAIN Section (1/2) –
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299