A
1
2
3
5
B
C
D
E
F
G
H
DTA-9.4
DTA-9.4
[NOTE]
NC: No connection
NU: No use
RL501
1
2
3
RL501
4
5
6
RL502 4
5
6
RL502
1
2
3
RL501
NRL-2P2A-DC24-166
7
8
RL502
NRL-2P2A-DC24-166
7
8
P702
P701
Q509
2SC3733-L
Q503
2SC3733-L
Q510
2SA1460-L
Q504
2SA1460-L
R430
100(B)
Q701
74HC14
9
8
Q701
74HC14
1
2
Q701
74HC14
11
10
Q701
74HC14
3
4
Q701
74HC14
5
6
Q701
74HC14
7
13
12
14
P704
P703
R517
0.047x2
(5W+5W)
R516
0.047x 2
(5W+5W)
L507
NCH-1607
1
2
3
4
BUSBAR
BUSBAR
P301
P302
3
1
2
4
Q751
TC7S14F
3
2
1
4
5
E601
E501
P303
(NO USE)
JL701B
JL701A
D751
SEL2110R
D710
SEL2910A
D705
SEL2110R
Q752
TC7W74FU
CK
1
D
2
GND
4
Q 5
VCC 8
CLR 6
PR 7
Q
3
Q704
TC7W74FU
CK
1
D
2
GND
4
Q 5
VCC 8
CLR 6
PR 7
Q
3
Q717
TLP521-2GB
3
4
5
6
Q711
TLP521-2GB
3
4
5
6
Q711
TLP521-2GB
1
2
7
8
Q717
TLP521-2GB
1
2
7
8
S301
4
5
6
S301
1
2
3
P608A
P601A
P601C
P601B
P607B
P607A
(NO USE)
P608B
P502
P501
R710
04BD222
RL701
NRL-2P5A-DC24-142
1
2
3
4
7
8
BUSBAR
BUSBAR
BUSBAR
Q301
NJM4565M
5
6
7
Q303
NJM4565M
5
6
7
Q302
NJM5532M
3
2
1
Q581
NJM4565M
5
6
7
Q580
NJM4565M
5
6
7
Q302
NJM5532M
5
8
6
4
7
Q303
NJM4565M
3
8
2
4
1
Q301
NJM4565M
3
8
2
4
1
Q581
NJM4565M
3
8
2
4
1
Q580
NJM4565M
3
8
2
4
1
Q705
RN2402
Q402
RN2402
Q707
RN2402
Q753
RN1402
Q754
RN1402
Q702
RN1402
Q706
RN1404
Q719
RN1404
Q718
RN1402
Q714
RN1402
Q713
RN1402
Q512
FQP33N10
Q506
FQP33N10
Q511
FQP22P10
Q505
FQP22P10
HeatSink
L502
1.5U
NCH-1470
L501
1.5U
NCH-1470
L504
1.5U
NCH-1470
L503
1.5U
NCH-1470
-3.0
3.0
-26.8
26.8
Q604
79M07HF
G
I
O
Q602
NJM79M15FA
G
I
O
Q603
78M07HF
G
I
O
Q610
78L05
G
I
O
Q601
NJM78M15FA
G
I
O
L602
30U
NCH-1591
L601
30U
NCH-1591
L506
13U
NCH-1590
L505
13U
NCH-1590
C705
104J
C531
681J/100V
C522
123J
C529
681J/100V
C532
681J/100V
C530
681J/100V
C752
104
C708 104
C405
102J
C404
102J
C586
104K /250V
C523
101K/100V
C525
101K
/100V
C524
101K/100V
C526
101K
/100V
C307
331K
C306
331K
C312
681J
C302
681J
C301
681J
C408
104J
C409
104J
C413
101K
C412
101K
C402
102J
C403
102J
C707
104
C706
103
C587
(TA5)
C581
105J
C580
474J
C585
NC
C582
474J
D510
UDZ15B
D509
UDZ15B
D508
UDZ15B
D507
UDZ15B
D501
UDZ15B
D502
UDZ15B
D504
UDZ15B
D503
UDZ15B
D602
UDZS3.6B
D601
UDZS3.6B
D516
UDZ30B
D515
UDZ30B
D401
UDZ5.6B
D707
UDZ5.1B
D511
EC21QS10
D505
EC21QS10
D512
EC21QS10
D506
EC21QS10
D706
1SS355
D518
1SS355
D514
1SS355
D517
1SS355
D513
1SS355
D704
1SS355
D709
1SS355
D708
1SS355
D703
1SS355
D580
1SS355
D581
1SS355
C601
10000/35
C602
10000/35
C616
10/50(PW)
C617
10/50(PW)
C607
10/16(PW)
C608
10/16(PW)
C515 22/63
C514 22/63
C506 22/63
C505 22/63
C583
47/16
C584
47/16
C609
100/6.3 (PW)
C610
100/6.3 (PW)
C703
1/50
C316
47/50
C401
22/16
C310
220/16
C311
220/16
C315
47/50
C314
100/50
C313
100/50
C308
220/16
C303
47/50
C304
47/50
C305
47/50
C309
220/16
C410
220/6.3
(PW)
C411
220/6.3
(PW)
C751
10/16
C701
47/16
C613
10/16
C618
10/50
C614
10/16
C507
100/16
C605
0.47/50
C502
470/16
C501
470/16
C508
100/16
C511
470/16
C510
470/16
C517
100/16
C516
100/16
Q515
2SA1162-GR
Q608
2SA1162-GR
Q605
2SA1930
Q401
2SA1162-GR
Q404
2SA1162-GR
Q403
2SA1162-GR
Q405
2SA1462-L
(Y34)
Q406
2SA1462-L
(Y34)
Q715
2SA1162-GR
Q708
2SA965-Y
Q501
2SA1462-L
(Y34)
Q507
2SA1462-L
(Y34)
Q716
2SC1622A-D18
Q606
2SC5171
Q607
2SC2712-GR
Q518
2SC1622A
-D18
Q514
2SC1622A
-D18
Q513
2SC1622A
-D18
Q517
2SC1622A
-D18
Q407
2SC3735-L
(Y34)
Q408
2SC3735-L
(Y34)
Q709
2SC2712GR
Q502
2SC3735-L
(Y34)
Q508
2SC3735-L
(Y34)
C615 104J
(NO USE)
C612
105J
C611
105J
C604
105J
C603
105J
C520
824J/250V
C521
153J/250V
C535
334J
C518
273J
C509
273J
C534
334J
C519
824J/250V
C513
121K
C512
121K
C503
121K
C504
121K
R707
56K
R726
100
R607
0
R703
10K
R702
22K
R729
1K
R610
100(2W)
R611
100(2W)
R735
4.7K
R730
100K
R736
100K
R539
27(2W)
R550
100K
R551
100K
R532
1K
R531
1K
R533
2.2
R534
10
R556
15
(1W)
R540
270K
R541 12K
R548
100K
R512
1K
R554
15
(1W)
R549
100K
R513
1K
R557
15
(1W)
R721
680
R555
15
(1W)
R515
10
R514
2.2
R755
10K
R754
330
R751
47K
R753
10K
R713
100
R732
100
R725
330
R404 47K
R403 47K
R322
100K
R331
R612 100 (1/2W)
R608
220
(2W)
R609
220
(2W)
R604 5.6K
R603 5.6K
R606
120
R605
120
R560
6.8K
R561
22K
R537
8.2K
R538
12K
R518
8.2K
R558
6.8K
R519
12K
R559
22K
R595
22
(1/2W)
R596
22
(1/2W)
R311
4.7K
R321
33K
R320
33K
R317
10K
R319
10K
R318
10K
R316
10K
R327
22
(1/2W)
R542
22K
R323
10K
R544
22K
R546
33K
R326
3.9K
R410 200
R325
10K
R402
4.7K
R401
4.7K
R329 22
(1/2W)
R409
5.6K
R408
100K
R407
560
R411 200
R405
33
R406
33
R314
10K
R330
22
(1/2W)
R543
22K
R312
10K
R545
22K
R315 3.9K
R547
33K
R340
33K
R335
100
R334
120
R336
10K
R339
33K
R337
10K
R338
10K
R342
100
R344
0
R343
0
R301
120
R302
120
R303
100
R304
100
R309
33K
R307
10K
R306
10K
R305
10K
R308
10K
R310
33K
R328
22
(1/2W)
R341
100K
R417
3.3K
R415 22K
R414 22K
R418
10
R416
3.3K
R419
10
R413
10
R412
10
R709
(NO USE)
R752
10K
R718
100
R733
100
R731
10K
R708
68K
R727
270
R724 390
(1W)
R723 390
(1W)
R722 390
(1W)
R712
120
R705
120
R711
10K
R701
15K
R734
330
R720
22K
R719
6.8K
R706
2.2K
R728
100K
R717
10K
R580
100K
R582
47K
R583
47K
R581
100K
R584
220K
R585
220K
R591
4.7K
R553
(NO USE)
R525
56
R528
(NO USE)
R552
(NO USE)
R509
(NO USE)
R511 2.2
R506
56
R597
(NO USE)
R592
10K
R587
100K
R594
2.7K
R593
10K
R588
10K
R590
4.7K
R589
10K
R586
1M
R524
56
R508
(NO USE)
R507
(NO USE)
R505
56
R601
47
(1W)
R602
47
(1W)
R527
(NO USE)
R521
390
R526
(NO USE)
R510 2.2
R530 2.2
R529 2.2
R503
560
R504
560
R501
390
R502
390
R522
560
R523
560
R520
390
Detector
From NAPS-7789
P604
Mute
Output RL
DC Output
Warning
FlipFlop
Clear
P501A
(only crimp AS)
UJJ : No
(with FL core)
UDD : Yes
P651
OUTPUT
SPEAKER
Power MOSFET
Mute
NO USE
or NAPS-7793
OF ANOTHER CHANNELS' AMP BOARD
From P701 / To P702
GNDC
+5VC
ERR
FMUTE
OUTRL
PHTCP
GMUTE
Operation
NAAF-7798
Protection
Current
P605
J302
(NO USE)
(NO USE)
J301
P504
P503
DC Output
S/E
BAL
INPUT
RCA
BAL
Protection
Thermal
Warning
Over Temp. & Over Current
P606
Modulator
Mute
Modulator
NAAF-7797
RCA type
XLR type
INPUT SEL
U15
U16
DC OFFSET
ADJUSTMENT
GNDC
+5VC
ERR
FMUTE
OUTRL
PHTCP
GMUTE
26.8
26.8
-26..8
-26.8
-15
+15
-7.0
+7.0
+27
-27
26.8
-26.8
NC
5.0
5.0
0
5.0
5.0
5.0
5.0
5.0
5.0
26.0
26.8
-26.8
0
0.5
15.0
BL02RN1-R62
R707A
56K
7.0
-7.0
-15
15
SCHEMATIC DIAGRAMS-1
POWER AMPLIFIER SECTION
POSISTOR
PC BOARD
POWER AMPLIFIER PC BOARD
THE COMPONENTS IDENTFIED BY MARK ARE CRITICAL FOR SAFETY.
REPLACE ONLY WITH PART NUMBER SPECIFIED.
.
. VOLTAGE(MEASURED WITH VOLTMETER) IS DC VOLTAGE. (NO INPUT SIGNAL)
. ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV.
. ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030 3pF 330 33pF 331 330pF 333 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
. THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX)
PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
.
.
NOTE
www. xiaoyu163. com
QQ 376315150
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2
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TEL 13942296513
9
9
2
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Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
