Power Supply Section - Integra DTA-9.4 Service Manual

Seven channel amplifer
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A
QQ
3 7 63 1515 0
SCHEMATIC DIAGRAMS-3

POWER SUPPLY SECTION

NAPS-7788
1
AC-H
P996B
P997B
AC-G
2
NRL-1P10A-DC12-140
TE
L 13942296513
3
NAPS-7801
U3
(NO USE)
AC INLET
4
UJJ:100V 50/60Hz
UDD:120V 60Hz
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5
.
http://www.xiaoyu163.com
U1
PRIMARY POWER SUPPLY PC BOARD
C901
103
R901
RL901
3.3M
E902
E901
E903
(CASSIS)
(CASSIS)
(PRI)
RL902
C913
(NO USE)
RL901,RL902
D931
1SS133
To NAPS-7790
AC INLET
PC BOARD
12A/250V
AC-H
P996A
F901
AC-G
F902
P997A
P995
To NAPS-7793
(P9911C)
x
ao
y
i
http://www.xiaoyu163.com
B
8
C924 (NO USE)
C925 (NO USE)
B102K-KX
C906
(250VAC)
E904
(SEC)
C907
B102K-KX
(250VAC)
PRIGND
P801B
P801A
Q Q
3
6 7
1 3
To NAPS-7790
(P801C)
CAUTION
FOR CONTINUED PROTECTION
AGAINST FIRE HAZARD, REPLACE
ONLY WITH FUSE OF SAME TYPE
A
V
AND RATING INDICATED.
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.
THIS SYMBOL LOCATED NEAR THE FUSE INDICATES
THAT THE FUSE USED IS SLOW OPERATING TYPE
FOR CONTINUED PROTECTION AGAINST FIRE
HAZARD,REPLACE WITH SAME TYPE FUSE. FOR FUSE
RATING REFER TO THE MARKING ADJACENT TO THE SYMBOL.
CE SYMBOLE INDIQUE QUE LE FUSIBLE UTLISE EST
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.
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C
2 9
9 4
2 8
D902
SM25GZ51
1
2
3
R903
4.7
UDD:168V UJJ:141V
(5W)
R911
100K(1/2W)
C917
DADC400V-105J
C916
DADC400V-105J
R912
100K(1/2W)
D901
RBV-2506
1 5
0 5
8
2 9
9 4
To NAPS-7790
[NOTE]
NC: No connection
NU: No use
m
co
DTA-9.4
D
9 9
D903 D1NL40
R905
D904 D1NL40
270
(1W)
D905 D1NL40
D906 D1NL40
PRI DC LIVE
WARNING
4
3
L904
NCH-1594
(FK-120D)
2
1
C921
(NO USE)
C922
R913
R914
R915
100
100
100
B471-KX
(1W)
(1W)
(1W)
C923
R916
R917
R918
100 (1W)
100(1W)
100(1W)
B471-KX
2 8
9 9
To N
(

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