Naps - Integra DTA-9.4 Service Manual

Seven channel amplifer
Hide thumbs Also See for DTA-9.4:
Table of Contents

Advertisement

A
B
Q Q
3 7 6 3 1 5 1 5 0
SCHEMATIC DIAGRAMS-2
CONTROL SECTION
1
CAUTION
FOR CONTINUED PROTECTION
AGAINST FIRE HAZARD, REPLACE
ONLY WITH FUSE OF SAME TYPE
A
V
AND RATING INDICATED.
NASW-7795
THIS SYMBOL LOCATED NEAR THE FUSE INDICATES
U9
THAT THE FUSE USED IS SLOW OPERATING TYPE
FOR CONTINUED PROTECTION AGAINST FIRE
HAZARD,REPLACE WITH SAME TYPE FUSE. FOR FUSE
2
RATING REFER TO THE MARKING ADJACENT TO THE SYMBOL
ATTENTION
AFIN D'ASSURER UNE PROTECTION
PERMANENTE CONTRE LES RISQUES
D'INCENDIE, REMPLACER UNIQUEMENT
A
V
PAR UN FUSIBLE DE MEME TYPE
ET CALIBRATION COMME INDIQUE.
NAETC-7794
CE SYMBOLE INDIQUE QUE LE FUSIBLE UTLISE EST
U8
E LENT. POUR UNE PROTECTION PERMANENTE,N'UTILISER
QUE DES FUSIBLES DE MEME TYPE. CE DARNIER EST
INDIQUE LA QU LE PRESENT SYMBOL EST APPOSE.
T E
L
1 3 9 4 2 2 9 6 5 1 3
3
[NOTE]
NC: No connection
NU: No use
4
12V TRIGGER
CONTROL LINK IN
w w w
5
.
C

NAPS-7793

U7
CONTROL PC BOARD
From NAETC-7801
(P9911A, P9911B)
F9801
1A/125V
1
9
8
2
POWER SWITCH PC BOARD
7
AC-H
3
6
4
5
C9850
AC-G
T9801
103M
(BRN)
NPT-1461
S9801
P9904A
P9904C
POWER
P9904B
(YEL)
Q9803
74HC00
14
D9821
5
1SS355
6
4
7
DISPLAY LED PC BOARD
Standby/Warning
(Red)
D9813
SLR-332VR
Q9813
RN2402
P9907B
Power
(Blue)
D9812
P9907A
SDLB30DO
Q9814
RN1403
NAPS-7792
Q9812
U6
TLP521-2GB
1
8
12V TRIGGER TERMINAL
PC BOARD
2
7
P9910
P9908B
P9908A
C9804
103J
3
4
E9902
E9903
x
a o
y
i
http://www.xiaoyu163.com
DTA-9.4
D
E
D9816
1SS133
12.0
D9819
R9837
AM01Z
10K
Q9826
D9820
RN1402
AM01Z
D9802
12.0
AM01Z
R9801
0.47
(1/2W)
D9801
AM01Z
D9803
AM01Z
D9804
AM01Z
E9901
Q9823
RN2404
Q9822
TC7W14
Q9830
2SK3018
8
1
7
4
Q
Q
3
7
6
5.0
Q9818
RN2404
D9810
1SS355
D9815
Q9815
1SS355
RN1402
Q9833
RN2404
Q9832
RN1402
C9821
R9839
104J
47K
Q9816
RN2404
6
Q9812
TLP521-2GB
5
10
D9809
8
5.0
9
u 1 6 3
1SS355
Q9809
Q9803
RN1404
74HC00
.
http://www.xiaoyu163.com
F
G
2
4
8
9
9
R9841
10K
Q9827 74HC123
1
1A
VCC 16
2
1B
1RX/CX 15
R9840
3
1CLR
1CX 14
10K
4
1Q 13
1Q
5
2Q
2Q 12
6
2CX
2CLR 11
7
2RX/CX
2B 10
Q9831
8
GND
2A 9
RN1402
R9835
1M
Power Supply Control
R9803
2.2k
5
2
3
6
2
1
1
4
2
Q9822
Q9803
3
Q9825
TC7W14
74HC00
7S08
Q9828
2SK3018
Q9804
Power Supply
78M05
5.0
Warning
I
O
G
Q9817
(NO USE)
D9805
TC7W74
SEL4110R
1
CK
VCC8
Q9824
2
D
PR 7
RN1402
4
3
Q
CLR 6
4
GND
Q 5
Q9829
Q9819
7S08
RN1402
3
1
5
1
5
0
8
9
2
Q9822
TC7W14
5.0
3
5
R9833
10K
5.0
Q9806
74HC123
Q9803
1
1A
VCC 16
74HC00
1RX/CX 15
2
1B
12
3
1CX 14
1CLR
11
13
4
1Q
1Q 13
5
2Q
2Q 12
6
2CX
2CLR 11
7
2RX/CX
2B 10
Q9807
C9808
8
GND
2A 9
RN1402
1/50
Output Relay Control
R9813
Q9811
150
2SA950-Y
(2W)
5.0
MOSFET Mute Control
Q9808
M51957B
1
NC1
NC3 8
2
IN
VCC 7
5.0
3
NC2
OUT 6
m
4
GND
C 5
Q9810
RN1404
c o
DTA-9.4
H
2
8
9
9
Q9801
2SA965-Y
Q9802
JL9906A
RN1401
To NAPS-7789
(JL9906B)
R9834
Q9805
5
TLP421
1
C9803
2
103J
3
4
9
8
2
To NAAF-7797
9
9
(P701)
P9909
2.0
2.0
R9824
150
(2W)
Q9820
2SA950-Y
Q9821
RN1402

Advertisement

Table of Contents
loading

Table of Contents