Kenwood DDX7019 Service Manual page 29

F
VIN VIN VIN
2V
VIN
SEL 1 SEL 2 SEL 3
L L L BCAME
0.5V
L H L AVIN1 V
H L L TV
H H L NAVI
V
∗
H H H AVIN2 V
806
∗
High MODEL Only
1
CURRENT AMP,
Q801
C811
BUFFER
10
VI
VGND
VO
5
VOUT VOUT VOUT
1V VOUT
SEL 1 SEL 2 SEL 3
L L L TV
.7V
H L L X14 V
L H L AVIN1 V
H H L MUTE
∗
L or H L or H H AVIN2 V
∗
High MODEL Only
820
0u6.3
VO3
5
6
A8VA
D713
6
5
AGND
4
3 2 1
ISO AMP
03
7
4.5V
5
OUT2 AR2
AL2
4
8.0V VCC
3
4.5V VREF
2
GND
0V
1
D734
OUT1
R788
2.2K
CN803
4.5V
5
OUT2 AR1
AL1
4
8.0V VCC
3
4.5V VREF
2
0V GND
1
R789 D735
OUT1
2.2K
AMP
AGND
VIDEO LINE
SIGNAL LINE
GND LINE
B LINE
• DC voltages are as measured with a high impedance volt me ter.
Val ues may vary slight ly due to vari a tions between in di vid u al in-
stru ments or/and units.
G
WH804
2 4 6
1 3 5
BUGND
+B
8
V5V
V5VA
TR
IC806
C835
1
9
IN3B
0V 10
GND3
C836
11
TG IN2A
12
1
SW2
5V
0V
5.0V 13
VCC
C837
14
N-G IN2B
1
0V 15
GND1
C838
16
IN1A
1
4 N-B
RGB RGB
TYPE OUT1 OUT2
MUTE SW
K,M, H MUTE MUTE
R,X,V
L NB
H L or H MUTE MUTE
E L L TVB
L H NB
VSYNC-SW/VSYNC-DET
1.7V
IC805
C821 R845
1 12K
1
BCM IN1
2
C822 R846
CTLA
1.7V
1 12K 3
AI1 IN2
28
4
32 CTLB
5 6 7
∗ ∗
C823 R847
3
1 12K
A12
2
1
A8VA
7 6 2
AGND
49 47 45 43 41 39 37
50 48 46 44 42 40 38 36
IC701,703,704
D701-706,711,715,
: NJM2794RB2ZB
719-722,724,726,
IC702 : TC7S08FU-F
729,732 : STZ6.2N
IC801 : BA7649F
D707,716,738 : UDZS6.2B
IC803 : BA7652AF
D708 : AVRM1608180M6A
IC804 : MM1508XNRE-E
D709,710 : AVRM1608120M6A
IC805 : BA7653AFV
D712,717,718,739
IC806 : MM1234XFBE-E
: UDZS6.8B
D713,734,735 : DAP202U
Q801-805,807,813-815
D714,736,737 : UDZS4.7B
: 2SC4081
D723,740-742 : AVRM1608270MAA
Q806,808-811
D728,730,731,733
: 2SA1576A
: UDZS8.2B
H
X14-
A
3/5 A/2-
CN504
8 10 12 14 16 18 20
7 9 11 13 15 17 19
∗
C
R833
100
VIDEO SW
C834
8
1.5V
IN3A
1
5V
7
0V SW3
6
0.7V OUT3
R834
5
OUT2
4 0V
100
GND2
R832 47K
0.7V
3
OUT1
5V
2
0V SW1
1
IN1B
C840
0.1
1.5V
∗
C833 R835
∗
1 100
C832 1
OUT3
VGND
MUTE
NG NR
MUTE
TVG TVR
NG NR
Q805
Q802
1V
Q803
8 0V
5V
GND
0V
R814 C827
7
OUT
Q804
0 0.047
C824
6 5.0V
VCC
0.1
5V
5
AUTO AUTO VSYNC
0V IN3
SW1 SW2 DET
L L BCAME
1.7V ∗
C855
H L AVIN1 V
1
L or H H AVIN2 V
∗
High MODEL Only
30
1
35 33 31 29 27 25 23 21
34 32 30 28 26 24 22 20
X34-
B 2/5
CN502
(X29-44xx-xx)
MODEL UNIT
A C
NAME No.
30-10
∗
DDX70 9
32-71 YES
30-11
∗
DNX7 00
32-72 YES
DDX7039 42-10
30-12 YES
∗
DDX80 9
32-73 YES YES
I
DDX7019/7029/7029Y/7039
DNX7100/7200
to MECHA
P801 CN801
5 4 3 2 1
VGND
Q809
CURRENT AMP, BUFFER
R842
RO
2.7K
Q809
R848
R
47K
Q813
MUTE
R843
GO
2.7K
Q810
R849
G
47K
Q814
MUTE
Q810
CURRENT AMP, BUFFER
R844
2.7K
Q811
R850
B
47K
Q815
MUTE
R831
Q811
CURRENT AMP,
47K
BUFFER
15
Q802-808
SYNCHRO SEPARATOR
Q808
R828
Q806
R856 R821
R824 R825
100K
0 47K
6.8K 100K
Q807
VGND
∗
5 3
19 17 15 13 11 9 7 5 3
18 16 14 12 10 8 6 4
C805, C806, C831- D715-722, D726, R762,773,
B
816,823 854,855 833 738 741 776,847
YES YES YES
YES YES
YES YES
YES
YES YES YES
YES YES YES YES YES
YES YES YES YES
DDX7019/7029/7029Y/7039, DNX7100/7200 (1/5)
X29-443x-xx (2/2)
J
1
2
3
4
5
1
2
6
R836-
841
YES
YES
YES
YES
7
29