Akai DVP-4745-KDSM Schematic
DVD PLAYER
Model:
DVP4745KDSM
SERVICE MANUAL
www.akai.ru
A
B
C
D
E
4 4
3R22
3ZW1
3C15
3C16
220U/10V
200
3C23
3C20
470UF/10V
220UF/10V
3C22
3C19
104
3ZW2
6V2/1W
3C17
104
CN1
1
2
3
4
5
6
7
8
9
10
DECODER PORT
C16
R18
1K
AUDIO -9V
-22V
F+
D301-D304
-+
C306
+
10uF
50V
VCC
FB
4
1N4007X4
C303
22uF
450V
C307
104
(open)
J301
+
R301
43K
2W
D305
HER107
R302
200K 0.5W
R303
200K 0.5W
R304
10Ohm*
J302
0 ohm
J303
0 ohm
3
1
678
Vcc Drain
GND FB
2
L301
3.3mH
D306
HER107
IC302
4
KA5M02659RN
DIP8
C308
473J
C309 471
1KV Y1CAP
C304
103
1KV
C305
101
1KV
IC303
PC817B
L302
30mH
C302
0.1uF
AC275V
X2CAP
3 3
1
2
CON301
Mains Supply
C301
F301
1
2
CON302
Mains Switch
0.1uF
AC275V
X2CAP
TRV301
N.C
FUSE T1A L 250V
IC301
5H0265(open)
TO-220F-4L
GND
DRAIN
123
2 2
TRS3
IC304
TL431
B1
1
IN
3
D
6
S
5
GI
R305
1k
+9V
3V6
3V5
R306
N.C
R308 10K/1%
16
3D9 HER107
9
3D8 HER107
8
R309
1K
HER303
C323
104
3D11
3D10HER107
2200UF/10V
100U/35V
3C14
3R9
3R10
4K7
220UF/16V
L5 20UH
3C18
9V1/1W
3R18-20
1K8 X 3
100UF/35V
3R23 10K
+5V
4K7
AUDIO +9V
C48
220UF/10V
32
CS1084
3R24
1
270
470
C315
+
F-
-9V
+9V
GND
+5V
220uF
16V
CN2
1
2
3
4
LADER SUPLLY
1R
3R25
S +5V
V301
9015
R311 33K
R312 220
470uf/10v
3C21
V302
9015
FF+
-21V
C34
+3V3
MUTE
VFD
1
CN3
2
3
1 1
Title
Size Document Number Rev
A
B
C
D
Date: Sheet
DVD-8302-003A/DVD8882-003
A3
星期四 十一月
11, 11, 2004
A
of
E
1
2
3
4
5
6
7
8
VFD1 VFD-GTD511A
F1
6G
3G
1G2G4G
NPNPF2
F2
A A
B B
1IR1
F-
1
F+
2
-21V
3
35
G1
G2
G3
R18
47k
G4
272830
33334
34
35
36
37
38
39
40
41
42
43
44
29
GID4
GID3
GID2
GID1
VDD
LED4
LED3
LED2
LED1
VSS
OSC
31
5G
32
G5
NC
26
G6
33
GID5
SW1
NC
25
32
GID6
SW2
NC
24
31
SG16
SW3
30
1234567891011
P16
P15
P14
P13
P12
P11
P10
23
SG9
SG10
KEY2
P9
SG8
SG7
SG6
SG5
SG4
SG3
SG2
SG1
VDD
KEY4
KEY3
P10P9P8P7P6P5P4P3P2
NC
NCNCNC
456789101112131415161718
22
202321
P16
P15
P14
P13
P12
P11
24
25
26
282927
VEE
SG11
SG12
SG13
SG14
SG15
U1
PT6312
SW4DODI
VSS
CLKCSKEY1
P8
22
21
20
19
18
17
16
15
14
13
12
R10 2K2
P4
P5
P6
P7
F1
P1
1
2
19
P1
P2
P3
SW
STB
1
2
3
4
SW
SW
VCC
D4
IN4148
R19
2k2
R10
2K2
PN
D5 IN4148
SW
SW
C C
R10
2K2
R13
10K
R13
10K
R14
10K
R18
10k
VCC
CD2
47uF/10V
CON2
6
5
4
GND
3
D D
1
MPEG
2
IR
2
VCC
1
QISHENG DVD8302-001
Size Document Number Rev
A4
星期四 十一月
Date: Sheet
3
4
5
6
7
of
11, 11, 2004
A
8
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