![background image](http://html1.mh-extra.com/html/onkyo/dv-sp404/dv-sp404_service-manual_1636889046.webp)
A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
D527
SR240-F
D534
1SS133
D513
1H3-E
D509_1
RL106F-E
D505
1N4005-EIC
D511
1H3-E
D519
1F5-E
D510
FR155-F
D515
1S40-E
D516
1SS133
D525
1SS133
D512
FR155-F
D506
1N4005-EIC
D503
1N4005-EIC
D502
1N4005-EIC
D520
1SS133
D521
1SS133
D522
1SS133
D532
1S40-E
D523
MTZJ3.6B-EIC
D517
MTZJ4.3B-EIC
D508
MTZJ5.6B-EIC
D531
MTZJ27B-EIC
D535
MTZJ5.1B-EIC
D536
MTZJ3.0B-EIC
D528
MTZJ5.1B-EIC
D533
MTZJ2.2B-EIC
L503
22uH TSL0808
L505
22uH
F501_1
1.6A125V
L501
SS11V-03550-CH
1
2
3
4
FH501_1
EYF-52BCY
FH502_1
EYF-52BCY
IC504
PS2561AL1-1-V(W)
PHOTO COUPLER
1
2
34
R510_1
3.3 1W
R529
220 1W
REPLACE ONLY WITH THE SAME TYPE FUSE
:FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
CAUTION
N’UTILISER QUE DES FUSIBLE DE MEME TYPE
:POUR UNE PROTECTION CONTINUE LES RISQUES D’INCEIE
ATTENTION
IC501
KIA431A-AT
VOLTAGE CTL
1
2
3
CP501
A3963WV2-3PD
12
1.6A 125V
1.6A 125V
R507
10
1/4W
R511
68 1/4W
Q506
KTA1504S_Y_RTK
PROTECT
T501
81291294
10
11
12
13
14
15
16
2
3
4
6
7
8
9
IC503
PQ070XF01SZH
6V REG (DVD MOTOR) IC
1
2
3
4
BLADE
WIDE
BLACK
WHITE
2
1
CD501
09618901
AC120V_60Hz(US)
C520
100
50V
YK
CD502
CU2E3301
CORD CONNECTOR
R546
3.3K 1/4W
M +-1%
R517
1.2K
1/4W
+-1%
R542
820
1/4W
+-1%
CP502
A2001WV2-14P
1
10
11
12
13
14
2
3
4
5
6
7
8
9
C535
330
16V
YK
C531
100
16V
YK
C511
82
400V
UP
C521
1000
16V
FM
C523
470
25V
YK
C526
470
6.3V
YK
C536
220
6.3V
YK
Q505
KRC102SRTK
P.CON SW
CAUTION: DIGITAL TRANSISTOR
Q512
KTC3875S_Y_RTK
FL+ CTL
Q502
KTC3209_Y
-28V P.CON SW
Q501
KTC3875S_Y_RTK
PROTECT
Q509
KTC3875S_Y_RTK
REG+12V CTL
Q511
KTC3875S_Y_RTK
REG+12V CTL
Q515
2SD1835S/T-AA
P.CON+5V REG
Q503
KTA1504S_Y_RTK
-28V CTL
Q513
KTA1504S_Y_RTK
FL+ CTL
Q504
KTA1281_Y
FL+ P.CON SW
Q510
KTA1281_Y
REG P.CON+12V SW
:SINCE THESE PARTS MARKED BY
CAUTION
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
:LES PIECES REPAREES PAR UN
ETANT
ATTENTION
C518
0.001
250V
KX
C502_1
0.22
275V
ECQUL
C513
47P
2KV
SL
C516
0.0022
250V
KX
C515_1
0.01
400V
ECQP
C508
680P
CH
C540
0.01 B
C503
0.1 B
C501
0.01 B
C507
0.01 B
C541
0.01 B
C538
220
6.3V
YK
C528
2.2
50V
KA
C506
2.2
50V
KA
C509
10
50V
YK
C517
220
25V
YK
C522
1000
6.3V
FM
C519
22
35V
YK
C527
100
10V
YK
R524
1K
1/4W
R531
10K
R523
22K
R519
3.3K
R526
6.8K
+-1%
R545
22K +-1%
R541
5.6K
+-1%
R536
10K
R502
1.8
1W
R504
680K
R505
22 1/4W
R512_1
100K
1/2W
R530
560
1/4W
R528
22K
1/4W
R544
10K
R534100 1/4W
R514
1K 1/4W
R527
100 1/4W
R539
4.7K
1/4W
R515
1K
R513
10K 1/4W
R518
3.3K
+-1%
R516
10
R509
1K
R540
680
1/4W
R543
4.7K
+-1%
R503
1.5M
1/2W
R547
22
R538
22K
R506
100
R525
100
R537
1K
R548
1K
IC502
STR-A6131M
POWER CTL IC
1
2
3
4
5
6
7
8
W817
W814
W803
W804
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
DURING PLAYBACK.
MEASURED WITH THE DIGITAL TESTER
NOTE:THE DC VOLTAGE EACH PART WAS
B501
W4BRH3.5X6X1.0X2
GND
(POWER PCB)
POWER SCHEMATIC DIAGRAM
FROM/TO POWER PORT
(CP4003)
PCB240
DPF010
5.8
7.0
5.1
1.2
0
7.0
5.9
NTSC
L
N
NC
NC
NC
D
D
OCP
VCC
GND
FB/OLP
STARTUP
20.8
6.8
28.4
28.4
27.8
21.6
0.6
0
20.7
21.5
0
17.5
3.9
0.1
130
130
130
9.9
0
3.9
10.9
0
0
0
0
0
0
0
130
130
0
130
0
-22.5
-22.5
0
0
NC
1.6A 125V{F501}
1.6A 125V{F501}
0.6
19.7
19.0
19.0
0
9.9
0
3.2
0
3.2
0
2.5
9.9
GND
OUT
IN
4.5
12.3
5.0
4.5
12.9
5.1
12.6
12.3
12.9
IN
GND
OUT
7.0
0
0
2.8
BLACK(L)
WHITE(N)
P.CON+12V
P.CON+5V
FL DC-
FL DC+
GND
GND
AT+12V for MUTE
P.CON+6V
-28V
GND(M)
GND(D)
AT+3.3V
AT+3.3V
P.ON-H
CHASSIS GND
G-16
G-15