Kenwood DV-402 Service Manual page 11

U V
MAIN BOARD
OUTPUT BOARD
(E,T) TYPE ONLY CN203 CP803
1 NC 1
R24 0 16:9
193 2 2
R22 0
TV/AUX
3 3
R23 0 BLANK
3 4 4
R21 0 +12V(MOTOR)
+12V 5 5 +12V
GND(MOTOR)
6 6
R20 0 +8V(MOTOR)
+8V 7 7 +8V
GND(MOTOR)
8 8
+3V3 DIGI
+3.3V 9 9 +3.3V
DIGI GND
10 10
R52 R49
0 0
+5V DIGI
+5V 11 11 +5V
DIGI GND
12 12
R17 0 -5V(VIDEO)
5V 13 13 5V
AGND
14 14
R16 0 +5V(VIDEO)
+5V 15 15 +5V
R15 0
+5.6VS
+5.6V 16 16 +5.6V
R14 0 +5V(AUDIO)
+5V 17 17 +5V
R11 0 BLUE
18 18
GND
19 19
R13 0
RED
20 20
GND
21 21
R12 0
GREEN
22 22
GND
23 23
R9 0 CVBS
24 24
GND
25 25
R10 0 Y
26 26
GND
27 27
R8 0
C
28 28
R876
R7 0 V-MUTE 0
29 29
R875
191
R4 47 M-MUTE 0
207 30 30
C804L R806L
R3 0 Lch 10u16 5.1K
31 31
+
GND
32 32
C804R R806R
R2 0 Rch 10u16 5.1K
33 33
+
DGND
34 34
R1 0
SPDIF
47 35 35
CN802
(E,T) TYPE ONLY
(SCART OPTION)
+5V
W X
+12V
+8V
+3.3V
+5V
+5V
+5V
2
+5.6V
3
4
0V
L808
Q811
0.76V
22uH
5.0V
(1.15V)
0V
(0.4V)
L807
R818 R819
0
39 47
R823
R825 R824 C820 L811
39 39 0.1
0
D815
18
20
R840
R845
12 9
10 47
11
5.6K
IC803
13
R843
22
(3/4)
6.6M
R841
R842 3.9K
L815 3.4K
R849
22uH
10
24
R831
R836 5 8
7 47
5.6K 6
IC803
4
R833 (2/4)
1.65K
R832
R834 3.9K
L814 R848 8.4M
22uH 10
L806
Q810
22uH
L805
R814
0
390 R815 R816
39 47
+5V
1 2 3 4 5 6 7 8 9 10 11
Y Z
+5.6V
(E,T) TYPE ONLY
R870
(SCART OPTION) L810
0
22uH
5.0V +12V
R871
Q812
0
+8V
R872
0V
(0.4V) 0
+3.3V
R821 R822
L809
R873
39 47
0
+5V
120
R861 +5V AVR
0
5V
-5.0V
R860
0
+5V
0
5.0V
R857
Q814 +5V AVR
0
+5V
Q813 5.0V
IC803(4/4)
4.8V
R846 R847
14
16 39 39
15
Q802
C825 15P
1.95V
R837 330
L801 0
(1.97V) 1.6V
R805
Q801 L803 0
1.56V 75
D802
+5.6V
IC803(1/4)
R828 R829
3
39 39
1
2
OPE AMP
R808L
C821 15P
10K
R826 330
R807L
-8.0V
3.9K
0V
4
6
7
0V 5
IC802
R808R
Lch
(1/2)
10K
C807R
R807R
3.9K 330P
8.0V
0V
2 8
1
0V 3
IC802
EXCEPT (E,T) TYPE
Rch
(2/2)
D801
1.73V(0V)
Q809
1 4 3
2
2 1
JK804 JK803-A 3 JK803-B
S-VHS
VIDEO OUT
AA AB
R869 CP804
D816
0
+5.6V +5.6V 1 +5.6VS
2 MOTOR GND
R867
0
+12V +12V 3 +12V MOTOR
R866
4 MOTOR GND
0
+8V +8V 5 +8V MOTOR
R865
6 DIGI GND
0
+3.3V +3.3V 7 +3V3 DIGI
R864
8 DIGI GND
0
+5V +5V 9 +5V DIGI
IC806
L820
R859 R863
22uH
10 0
OUT IN 8V 8V 10 -8V(AUDIO/VIDEO)
GND -7.0V
11 AGND
IC805
L819 R858 R862
22uH
10 0
OUT IN +8V +8V 12 +8V(AUDIO/VIDEO)
GND
7.0V 13 AGND
+12V 14 +12V(SCART)
IC804 8.0V
L818
22uH
OUT IN +8V
GND
IC801
3
OUT
2
GND OPTICAL
1
VCC
CP702
GND
JK801
C802 CVBS
0.01
GND
COAXIAL
R856 L817 GREEN
22uH
10
GND
RED
GND
BLUE
L816
R855
10 22uH
BLANK
TV/AUX
16:9
0V 0V
JK802
C806L R810L R812L
0V 10u16 100 0
Lch
+
0.4V(0V)
Q803
Q807
AUDIO
OUT
Q804
-1.76V
(0.6V) CP701
+12V
0V
0.4V(0V)
(SCART)
C806R R810R R812R
0V 10u16 100 0
GND
Rch
+
Q805 0V
Q808
GND
Q806
-1.76V
Rch
1 2 3 4 5
CN801
AC AD
POWER SUPPLY(SMPS) BOARD
CN21
+12V(S) 1 +12V
AG 2
+8V(V/A) 3 +8V
AG 4
-8V(V/A) 5 8V
+5VD 6 +5V
DG 7
+3V3VD 8 +3.3V
DG 9
+8V(LO) 10 +8V
G(LO) 11
+12V(MO) 12 +12V
8.0V
G(MO) 13
+5V6S 14 +5.6V
R27
CN23
3.3K
GND 1
+5V 2 +5V
FL(+) 3
FL(-) 4
-30V 5 30V
CONT 6
SCART BOARD : (E,T) TYPE ONLY
1
2
3
4
5
6
7
8
R733 0
0V
0V
9
Q702
12.1V
C710 1u50
10 10
+
11 11
C711 1u50
+
+12V
0.9V
(0.22V)
IC701
1 +12V
16
VDD
1
2 R703 C704
1K 1u50
2 15
Lch 3
+
0.5V 0V
4
(0.8V)
14
1.0V
(0.86V)
3 5.0V
13
0.2V(0V) 4
R704 C705 12
1K 1u50 0V
5
5
Sa
+
6
INHIBIT
Sb
7
VEE
Sc
8
VSS
10
11.4V
4.46V
0V
R706
0V
2.2K
Q703 Q705
+12V
0V
Q704 12.1V