Kenwood DVF-3400-B, Руководство по обслуживанию

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23
DVF-3400
T S R Q P
1
2
3
4
5
6
7
MAIN (4/4)
JK702
Pr
Pb
Y
L
R
V
IDEO
OUT
OUT
A
U
DIO OUT
COMPONENT VIDEO
S VIDEO
CO
AXIAL
DIGIT
A
L
Q712 Q713 Q711
Q701
Q702
-
IC201 : AM5890
IC601 : ZR36966ELCG-D
IC603 : M12L64164A-7TG
IC604 :
∗
IC605 : S524A40X21SCT0
IC701 : MM1692XVBE
IC702 : MC4580
Q201,202,703
: 2SA1980SY
Q203 : KTA1531T-Y
Q701,702,711-714
: 2SC5343SG
D202 : BAT54CWT1G
D700 : DAP202K
SIGNAL LINE
B LINE
GND LINE
VIDEO SIGNAL LINE
OP-AMP
D700
P7301
∗
Q714
VIDEO BUFFER
RL14004 D201 :
P3701
JK301
Q301
to TV
SRC1203 : Q301
ONLY
(E) TYPE
OUT
ONLY
(x) TYPE
E
16
15
14
13
12
11
10
9
COUT
CVBSOUT
YOUT
CYOUT
CbOUT
CrOUT
GND2
CrIN
6 5 7 8
VCC
GND
3 4 2 1
∗
R772
∗
R765
∗
R768
560
R779
C
Y
22P
C713
68
R753
0.1
C711
2.7K
R721
270
R720
0.1
C712
C
Y
∗
R771
Y
Pb
Pr
100K R745
10uH
L716
100K R744
L717
10uH
2.2K
R751
150P
C707
47K
R710
10u16
+
C716
330
R724
C706
150P
47K
R754
330
R722
10u16
+
C717
2.2K
R717
470u16
C728
+
1500P
+12V
+12V
-1
+12V-1
+B
1000P
C719
1000P
C718
2K
R711
R723
2K
11 DVD AUDIO R
GND 12
9 GND
DVD AUDIO L 10
7
8
G OUT
B OUT
CVBS OUT 4
5
6
RGB H
R OUT
3 GND
12V 1
2
16 9 H
+12V
R755
22
27P
C715
75
R770
R773 75
R774
R775
150P
∗
C790
180P
∗
C705
Pb
Y
Pr
47
R704
0.1
C702
L728
1uH
180P
∗
C704
+5V
VBS OUT
RGB H
G OUT
R OUT
B OUT
AUDIO R
AUDIO L
12 GND
11
10
9 GND
8
7
6
4
5
16 9 H
12V 1
3
2
GND
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
PLUG SCREEN EARTH
VIDEO INPUT
VIDEO OUTPUT
BLANKING SIGNAL EARTH
VIDEO EARTH
BLANKING SIGNAL
RED SIGNAL
DATA EARTH
RED EARTH
DATA 1
GREEN SIGNAL
DATA 2
GREEN EARTH
SWITCHING VOLTAGE
BLUE SIGNAL
AUDIO INPUT1(L)
BLUE EARTH
AUDIO EARTH
AUDIO OUTPUT1(L)
AUDIO INPUT2(R)
AUDIO OUTPUT2(R)
BC301
75
R305
1uH
F301
470u6.3
+
C305
+
C306
470u6.3
F302
1uH
C307
470u6.3
+
F303
1uH
L301
10uH
220
R301
100K R303
220
R302
10uH
L302
100K R304
1K
R308 R307
1K
R306 100K
180P
∗
C701
∗
C708
180P
75
75
AUSTRALIA
EUROPE
X
E NO
YES
COUNTRY
DESTINATION
ABB.
708,790
C701,704,705, L702,
727,729
YES
NO
R765,768,
771,772
0
75 NO
YES
R780
757,758
R730,
150PF
75
Q714
YES
NO
IC604
KV2020302ZIC
KV2020304ZIC
1
IC702
DVF-3400 (1/2)
SCART (E) TYPE ONLY
CAUTION: For continued safety, replace safety critical
components only with manufacturer’s recommended parts
(refer to parts list). indicates safety critical components.
For continued protection against risk of fire, replace
only with same type and rating fuse(s). To reduce the
risk of electric shock, leakage-current or resistance
measurements shall be carried out (exposed parts are
acceptably insulated from the supply circuit) before the
appliance is returned to the customer.
The DC voltage is an actual reading measured with a
high impedance type voltmeter with no signal input. The
measurement value may vary depending on the measuring
instruments used or on the product.