Power Supply Section - Onkyo PR-SC886 Service Manual

A B
Q Q
3 7 6 3 1 5 1 5 0
SCHEMATIC DIAGRAMS-10 (SD-10)

POWER SUPPLY SECTION

1
NASW-9087
U28
POWER
S9000
NAPS-9058
P9008B
U07
INLET PC BOARD
P9008A MP Type Only
INLET AC CORD
P901
(CRIMP AS) P9007A P9007A
P9007B J9001
P9007
DD Type Only
P9006
P9006B P9006A
(CRIMP AS)
P9000
2
NAPS-9057
U06
POWER SUPPLY
PC BOARD
T E
L 1 3 9 4 2 2 9 6 5 1 3
3
R9201
100K
4
R9202
100
<Note>
SD-x:XY is short for Shcematic Diagram-x and
each socket's location, X=A to H, Y=1 to 5.
NOTE
!
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY.
REPLACE ONLY WITH PART NUMBER SPECIFIED.
w w w
VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).
5
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.
C
SWITCH PC BOARD
STBY Trans T9000
Rating
Type
DD
NPT-1520JQ
NPT-1520GQ
MP
MP Type Only
1SS133
D9006
D9007
T9000 LIST
MTZJ5.1B
D9005
1 9
1SS133
2 8
3 7
4 6
D9001
D9003
5
1SS133
1SS133
D9002
D9000
1SS133
1SS133
D9008
1SS133
E9100
D9009
1SS133
+12V
R9005 D9004
27 RL1N4003
+12V
MPOWER
R9108
100K
Large Size
POWER TRANS
T905
1 S1
J9110
S2
2
3
S3
P9100
P9100
Middle Size
POWER TRANS
T903
1
S8
2
P9200
3
S9
P9200
S5
P9300
Small Size
POWER TRANS
T904
1
S4
x a o
2 S6
y
P9300
3
i S7
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D E
8
CAUTION
FOR CONTINUED PROTECTION
AGAINST FIRE HAZARD, REPLACE
ONLY WITH FUSE OF SAME TYPE
V A
AND RATING INDICATED.
ATTENTION
CAUTIONF AFIN D'ASSURER UNE PROTECTION
PERMANENTE CONTRE LES RISQUES
D'INCENDIE, REMPLACER UNIQUEMENT
PAR UN FUSIBLE DE MEME TYPE
V A
ET CALIBRATION COMME INDIQUE.
THIS SYMBOL LOCATED NEAR THE FUSE INDICATES
THAT THE FUSE USED IS SLOW OPERATING TYPE
MPOWER 1
FOR CONTINUED PROTECTION AGAINST FIRE FUSE
APOWER1 2
APOWER2 3
HAZARD,REPLACE WITH SAME TYPE FUSE. FOR FUSE
+12V 4
POFF 5 RATING REFER TO THE MAKING ADJACENT TO THE SYMBOL.
GNDSUB
6
+SUB 7
JL901A
CE SYMBOLE INDIQUE QUE LE FUSIBLE UTLISE EST
A LENT, E POUR UNE PROTECTION PERMANENTE,N'UTILISER
QUE DES FUSIBLES DE MEME TYPE. CE DARNIER EST
INDIQUE LA QU LE PRESENT SYMBOL EST APPOSE.
AC Volt / Freq.
Type Volt / Freq.
DD 120V 60HZ
Q Q MP
220-240V 50HZ
3 7 6 3
6
7 BALANCE
8
Power Trans T905
9
Rating
Type
10 ASP
DD NPT-1558D
MP NPT-1558M
11
12
P5001
TUNER,FAN
12VTRIGER,
13
Power Trans T903
Type Rating
DD
NPT-1555D
MP NPT-1555M
Power Trans T904
4 1
Type Rating
2
3
DD NPT-1556D
5 HD 4
5 MP NPT-1556M
6 P5003
7
PFS
8
9
VIDEO,HDMI
10 GND
1
2
11 3
P2502
4
DSP
1
5
6 2
3
u 1 6 3
-VP 4
7 5
8 6
FLAC P9301 .
9
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F G
2 4
9 9 8
NAETC-9073
U16 AMPLIFIER PC BOARD
+14.4V 22(1/2W)
R4740
C4720
47/50
1 +15V
-14.4V 47/50
2 -15V
3
C4721
22(1/2W)
4
5 R4741
6
C4722
7
8
47/50
9
10
47/50
C4723
C4724
47/50
47/50
C4725
C4726
47/50
1 5 1 5 0 8 9 2 4
47/50
C4727
NAPS-9089
U20
POWER SUPPLY PC BOARD
D10XB60H
D9303
F9301
4A
D9307
1SS133
P9301A
DSP_AC1
1
D9308
R9310
2 DSP_AC2
1SS133
22(1W)
3 -VP_AC1
4 -VP_AC2
D9312 RL1N4003
5 FLAC1 RL1N4003 D9313 RL1N4003
FLAC2 D9316
6
D9314 D9315
RL1N4003 RL1N4003
m
R9308 1(1/2W)
c o
PR-SC886
H
2
9 9
NE5532AP
3
Q4720:A
C4730
1
2
47/50
6
47/50
7
1
5 C4731 2
Q4720:B
3
4
5
6
NE5532AP
3 Q4721:A 7
C4732
1 8
9
2 47/50
10
GND
6
47/50
7
5 C4733
Q4721:B
NE5532AP
3 Q4722:A
C4734
1
2
47/50
6
47/50
7
5 C4735
Q4722:B
+14.0V
3
C4736
1
2
47/50
Q4723:A
NE5532AP
9 8 2 9 9
6
47/50
7
5 C4737
Q4723:B
-14.0V
J9311
GNDDC 6
+9VDC 5
GNDDSP
J9310 4
GNDDAC 3
+9VDG 2
POFF2 1
D9311 JL9501B
MTZJ5.1B
Q9301
2SC2235-Y
R9304
10(1/4W)
+3.3VMPU 4
-VP 3
FLAC2 2
FLAC1 1
JL9303B