Durabrand DBV4403, Руководство по обслуживанию

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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
F501
51MS016L
1.6A125V
L501
0R3A433F20
1 2
3 4
FH501
EYF-52BC
FH502
EYF-52BC
N’UTILISER QUE DES FUSIBLE DE MEME TYPE
ATTENTION: POUR UNE PROTECTION CONTINUE LES RISQUES D’INCEIE
REPLACE ONLY WITH THE SAME TYPE FUSE
CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
D520
MTZJ33B
D513
MTZJ13B
D501
MTZJ24B
D525
MTZJ6.8B
IC511
LTV-817M-VB
PHOTO COUPLER
1
2 34
IC505
LTV-817M-VB
PHOTO COUPLER
1
2 3
4
R514
11
W
B501
W4BRH3.5X6X1
B502
W4BRH3.5X6X1
R549
330 1/4W
S501
S502
T501
8122009
TRANSFORMER
SWITCHING
1 10
2
3
4
5 6
7
8
9
BLACK
WHITE
BLADE WIDE
CD501
0R414901
AC120V_60Hz
1.6A 125V
1.6A 125V
IC501 KIA431
VOLTAGE CTL IC
1 2 3
Q513
KRC103RTK
P.ON SW
D507
1SS133
D511
RGP10J-EIC
D506
1SS133
D505
1N4005-EIC
D523
1N4005-EIC
D508
1N4005-EIC
D528
1N4005-EIC
D514
SB290S
D524
1SS133
D502
1SS133
D521
1SS244
D512
SB140-EIC
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
ETANT LES PIECES REPAREES PAR UN ATTENTION:
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE SINCE THESE PARTS MARKED BY CAUTION:
L505
22uH
TSL0808
L504
22uH
TSL0808
DURING PLAYBACK
MEASURED WITH THE DIGITAL TESTER
NOTE:
THE DC VOLTAGE AT EACH PART WAS
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
C517
1
50V
KA
C522
220
16V
YK
C520
470
6.3V
YK
C518
10
50V
KA
C514
1000
6.3V
YK
C519
470
16V
YK
C508
47
200V
PK
C502
0.0027 500V B
C529
0.0082 B
C515
0.0082 B
C505_1
0.0022 250V NU
C504
0.022 275V PHE840
C507
0.0047 B
C534
0.012 B
C509
100P
500V
B
C506
0.018
B
C512_1
0.0047
500V
B
R524
1.8K
R502
3.3M
1/2W
R547
220K
1/2W
R512
33K
1/2W
R544
33K
R510
1K
R548
1K 1/4W
R523
390 1/4W
R511
120 1/2W
R506
680
R531
150K
1/4W
R520
22K
1/4W
R525
220 1/4W
R509
33K
1/4W
R521
220
1/4W
R537
1.2K
1/4W
R527
22K
R534
330K
1/2W
R503
22K
R518
1.3K
+-1%
R516
1.2K
+-1%
Q503_2
2SC4160-OEC-YAC1
SWITCHING
Q509
KTC3205_Y
P.CON+5V SW
Q515
KTC3198
M-CON B+ SW
Q512
KTC3203_Y
P.CON+12V SW
Q502
2SD734
CONTROL
W841
W826
W852
W820
W842
CAUTION: DIGITAL TRANSISTOR
+5V
+12V
GND
GND
+32V
+12V
AT+5.2V
P.CON+5V
P.CON+5V
GND
POWER_ON-L
AT+12.6_V
AT+5.2V
LED_VCC
POWER_FAIL
P.CON+5V
GND
GND
GND
AT+5V[M-CON]
AT+5.2V
P.CON+5V
GND
G-6 G-5
POWER SCHEMATIC DIAGRAM
(SYSCON PCB)
1.6A 125V (F501)
1.6A 125V (F501)
(CAP)
(S/S)
(LDM)
TO OPERATION
TO HI-FI/DEMODULATOR
TO TUNER
TO Y/C/AUDIO/CCD/HEAD AMP
FROM/TO SYSCON/SERVO
150
0
0.1
PCB010
VMA224
(TUNER)
2.4
5.7
74.0
74.0
5.2 5.1
5.9
0
0
12.7
11.8 11.7
12.4
GND OUT IN
2.5
0 3.0
0
NC
NC
5.12
5.9
5.15
15
4.0
3.0
0.1
0.4
0.4
-0.4