To Navd- - Onkyo ht-r540 Service Manual

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3 7 6 3 1 5 1 5 0
A
SCHEMATIC DIAGRAMS-8
POWER SUPPLY SECTION
NOTE
!
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY
REPLACE ONLY WITH PART NUMBER SPECIFIED.
1
VOLTAGE (MEASURED WITH VOLTMETER)
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
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>
NC = No mount of parts.
SD-Z : XY
Location of connected terminal in schematic diagrams.
SD-Z = Schematic diagrams-Z. X = A to H, Y = 1 to 5.
2
T E
L 1 3 9 4 2 2 9 6 5 1 3
TYPE AC IN
MDD, MDC 120V, 60Hz
MPA 230-240V, 50Hz
AC IN
3
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.
www
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.
.
4
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B
IS DC VOLTAGE.(NO INPUT SIGNAL).
!
T902
1 9
2 8
3 7
4 6
5
!
1
2
!
!
!
P902
AC OUTLET
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
x a o
y
PERMANENTE CONTRE LES RISQUES
D'INCENDIE, REMPLACER UNIQUEMENT
A V
PAR UN FUSIBLE DE MEME TYPE
i ET CALIBRATION COMME INDIQUE.
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8
C
U07
D933
1SS133
POWER SUPPLY PC BOARD
D934
+10.4V
MTZJ5.1B
D935
1SS133
J931
NC
Q930 SI-3010KF
D930
1SS133
+10.9V
D931
1SS133
1SS133
D923
1SS133
D921
C922
1SS133
D924
+10.4V
D922
1SS133
R921
56(1/2W)
D925
1SS133
C902
Q Q
3 7 6 3
104J
3 2
!
!
RL901
F901
4 1
C901
103M/275VAC
!
F903
P923A P924A P925A
NC NC NC
Refer to following table about the parts displayed by mark "
TYPE F901
MDD, MDC 8A 125V
MPA T4AL250V
u 1 6 3
.
2 4
9 9 8
D
NAPS-8787 Refer to following table about the parts displayed by mark "
TYPE C922
MDD, MDC 2200/25
+6.7V
POFF 5 MPA 2200/16
+12VD 4
MPUGND 3

To NAVD-8804

+10VS 2
(SD-5 : A4)
POWERD 1
NAETC-8788
E901
U08
TRANS SEC. TERMINAL
PC BOARD
!
T901
R9102
8
8.2(1/2W)
S4
9
10
S3
11
1 5 1 5 0 8 9 2 4
12
13
!
S2
14
S1
To NAAF-8779
(SD-2 : A5)
".
F903 T901 T902
5A 125V NPT-1517D NPT-1520JQ
T2.5AL250V NPT-1517P m NPT-1519GQ
c o
HT-R540
2
9 9
E
".
R9101
0.1(1/2W)
0.22(1/2W)
To NAVD-8804
(SD-5 : A3)
JL9101A
9 8 2 9 9
!
R9101
F910 NC