Kenwood DDX6027Y Service Manual page 73

CH
QQ
3 7 63 1515 0
VIDEO LINE
SIGNAL LINE
GND LINE
B LINE
B LINE
D207
D206
0V 4.4V
C203
ISO
4.3V
4.3V
R247
2.2K
D204
R248
470
ISO AMP
IC405
8 8.0V
VCC
4.4V 1
4.4V
7
AOUT
BOUT
4.3V 2
VM1
4.3V 3 6 4.3V
TE AIN VM2
L 13942296513
0V 4 5 4.3V
GND BIN
IC416 IC406
SW5 SW3
7V
VIDEO SELECTOR
www
V5V
.
CI
14 13 12 11 10 9 8 7 6 5 4 3 2 1
∗
R255 R256
75 75
D211
D210
0V 4.4V
IC204
ISO
4.3V
4.3V
R252
2.2K
R404
2.2K
R600 C600
D414
10 1000P
A8V
3
4
2
IC407 IC408
SW1 SW2
1.2V
0V
X34-COMP
X14-COMP
x ao u163
y
i
CJ
2 9
8
MODEL NAME UNIT No. B D
DDX6027
X34-3842-71 YES
DDX6027Y
DDX7017 X34-3840-10 YES
CN14
X34-3840-21
DDX7037
DDX7047 (X) X34-3840-71
DDX7047 (V) X34-3843-21
DDX7067 X34-3852-10
SP-R
SP-G
D201
∗
D208
SP-L
7
D218
D209
12
5
4
3
2
6
3 1
R565
D529
SB
SG
SR
5
∗
B
Q Q
3 6 7 1 3 1 5
BU14V
IC502
SW5V
4.8V
4.8V
1 B
4.8V 2 A
3
GND
0V
BUFFER
R
4 L
G
0V 1.2V
2 TX
RX
V5V
NR
NG
CAMERA
NB
5
co
D533 D530
.
DDX6027/6027Y/7017/7037/7047/7067 (4/4)
CK
DDX6027/6027Y/7017
DDX7037/7047/7067
9 4 2 8
C400, C426, R253,
D208
405,410 457,461 255
YES
YES YES YES
J502
C511 R531
4.7u50 10
20 SPR
+
C512 R532
47u6.3 4.7
19 SPGND
+
C513 R533
4.7u50 10
18 SPL
+
R534 1K
17 RESET
R800
1K
16 TV JUDGE
R535 1K
15 SC CON
R536 100
14 BP CLK
R537 100
13 MC REQ
R538 100
12 MC DATA
R539 1K
11 SC REQ
R540 1K
10 SC DATA
to TV-TUNER
9 VGND
8 SYNC
100
R566 100
7 B
R567 100
6 G
R568 100
5 R
4 GND
3 GND
BU14V 2 +14V
0 5 8 2 9 9 4
1 +14V
C812
0.22
4.8V
VCC
5
4.8V
R549
Y 4
1K
NAVIGATION
D534
J503
VGND
4 3 2 1
C516 R554
4.7u50 10 Rch
8 7 6 5
+ NAVI CORD
C515 R553
4.7u50 10 Lch
12 11 10 9
+
C514 R552
13
47u6.3 4.7
AGND
+
R551
1K
TX
R550
RX
1K
R572 100
SYNC
R569 100
R
R570 100
G
m
R571 100
B
D531 D532
X34-384/385x-xx B/3 (2/2)
CL
9 9
1
2
3
CAUTION : For con-
tinued safety, re-
place safety critical
components only
with manufacturer's
recommended parts 2 8 9 9
(refer to parts list).
4
Indicates safety
critical components.
To reduce the risk of
electric shock, leak-
age-current or resis-
t a n c e m e a s u r e -
ments shall be car-
ried out (exposed
parts are acceptably
insulated from the
supply circuit) before
the appliance is re-
turned to the cus-
5
tomer.
6
• DC voltages are
as measured with
a high impedance
voltmeter. Values
may vary slightly
due to variations
b e t w e e n i n d i -
v i d u a l i n s t r u -
m e n t s o r / a n d
units.
7
73