Onkyo DV-SP1000 Service Manual page 10

A B
Q Q
3 7 6 3 1 5 1 5 0
SCHEMATIC DIAGRAM 4/18
1
U14 : POWER SWITCH
PC BOARD
Except <DC1N>
NASW-8271
2
S9001
C9003
P9006
P9003B P9004B
P9006A
T E P9003A P9004A
L 1 3 9 4 2 2 9 6 5 1 3
3
C9001 472M
3
L9001
NCH-3567
4
J9020 4
<UDC1N> ONLY
P9001
F9001
J9021
C9002
472M
P9503A P9503B
A V
w w w
5
A V
.
C
U12 : POWER SUPPLY PC BOARD-1 NAPS-8269
T9001
P9005
P9005A
2
OR NCH-3489
1
CAUTION
THIS SYMBOL LOCATED NEAR THE FUSE INDICATES
FOR CONTINUED PROTECTION
THAT THE FUSE USED IS SLOW OPERATING TYPE
AGAINST FIRE HAZARD,REPLACE
FOR CONTINUED PROTECTION AGAINST FIRE
ONLY WITH FUSE OF SAME TYPE
AND RATING INDICATED. HAZARD,REPLACE WITH SAME TYPE FUSE. FOR FUSE
RATING REFER TO THE MARKING ADJACENT TO THE SYMBOL.
ATTENTION
AFIN D'ASSURER UNE PROTECTION
CE SYMBOLE INDIQUE QUE LE FUSIBLE UTLISE EST
PERMANENTE CONTRE LES RISQUES
E LENT.POUR UNE PROTECTION PERMANENTE,N'UTILISER
D'INCENDIE, REMPLACER UNIQUEMENT
QUE DES FUSIBLES DE MEME TYPE. CE DARNIER EST
PAR UN FUSIBLE DE MEME TYPE
x a o
INDIQUE LA QU LE PRESENT SYMBOL EST APPOSE.
ET CALIBRATION COMME INDIQUE.
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D E
8
NAPS-8269
P9105A P9105B
1SR154-400
D9104
R9101 R9110
V+B
0.22 0.22
1/2W 1/2W
D9105
VGND
D9106
R9111
R9107 0.22
V-B
0.22 1/2W D9107 1/2W
R9102 R9112
D9108
A+B
0.22 0.22
1/2W 1/2W
D9109
AGND
D9110
R9113
0.22
R9103
A-B
1/2W D9111
0.22 1/2W
Q9101 MPC29M05HF
R9104 D9112 R9114
ADAC+B
I O
G
0.22 0.22
1/2W 1/2W
D9113
D9114
AGND
D9115
10K
P-OFF
R9108
R9105 D9102 R9109
APG+B
0.22
0.22
1/2W 1/2W
RBV602
R9106
0.22
APGGND
1/2W
Q Q
3 7 6 3
SI-8015JF
Q9102
L9101
VI VO
1 2
101
5 3 4
D9120
1SS352
SI-8050JF
Q9103
L9102
VI VO
1 2
101
5 3 4
D9121
1SS352
SI-8033S
Q9104
L9103
VI VO
1 2
101
5 3 4
D9122
1SS352
NOTE
THE COMPONENTS IDENTIFIED 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
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
u 1 6 3
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
.
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F G
2 4
9 9 8
A+B
AGND
A-B
ADAC+B
AGND
U13 : POWER SUPPLY PC BOARD-2 NAPS-8270
APG+B
APGGND
P-OFF
NAPS-8270
V+B
VGND
V-B
P-OFF
1 5 1 5 0 8 9 2 4
EV5.6V
APGGND
SW+5V
SW+5V D9601
RB051L-40
APGGND
APGGND
SW+3.3V
SW+3.3V D9602
RB051L-40
APGGND
APGGND
PWR_CONT
C9603
470/16
P9604A
U21 : SWITCHING POWER SUPPLY UNIT
(NAPS-0037)
m
c o
DV-SP1000
H
2
9 9
SW+3.3
SW+5
SWM8V
EV5.6
GND
-VDISP
VDISPGND
9 8 2 9 9
PWRCNT
Q9601
RN1407
Q9602
RN2403
1SS352
D9606
Q9604
2SC2120
R9601
100
Q9603
RN1407