Kenwood DDX7019 Service Manual page 46

CM
DDX7019/7029/7029Y/7039
DNX7100/7200
(X35-4730-10)
1
12.5V
+5V-2
L100
4.7uH
D100
1
L101
10uH
2 +18.5V
CN300
BL+14.4V 68
BL+14.4V 67
NC 66
BL GND 65
BL GND 64
INV SW 63
INV PWM 62
ENABLE 61
PWM 60
NC 59
3
P ON+5V 58
P ON+5V 57
NC 56
12.5V 55
NC 54
D GND 53
D GND 52
Y0 51
X1 50
X0 49
YDATA 48
XDATA 47
D GND 46
D GND 45
ESD GND 44
ESD GND 43
4
NC 42
T P+3.3V 41
REMO 40
X14-
A/2- SI 39
CN301
NC 38
LED+9V 37
3/5
OPEN/CLOSE 36
RESET 35
E
SRC 34
KEY3 33
HSY ADJ 32
CPV 31
STH 30
NC 29
T C+3.3V 28
NC 27
HPOSI1 26
5
HPOSI2 25
HPOSI3 24
HPOSI4 23
MODE1 22
MODE2 21
MODE3 20
BLK 19
HSY 18
VSY 17
NCLP 16
POLS 15
MIRROR 14
NTSC/PAL 13
V GND 12
COMP 11
V GND 10
DOT CLK 9
6 V GND 8
V GND 7
VCOM 6
V GND 5
VR 4
VG 3
VB 2
V GND 1
7
46
X35-4730-10 (1/2)
CN
1
+12.5V
L102 3.3uH
D101 D102
L103 3.3uH
0-13.2V
IC100
D103
5.0V 6 5
VIN GND
0-19.1V 7 4 0V
SW2 SW1
3.3V 8 3 C107
SHDN CT
1.5V
2
0.1
18.7V 9
FB2
VO2
1 1.3V
FB1
18.6V 10
VON
DC/DC
1.3V
+5V-2
1
TP300
+14.4V
TP301
TP302
TP303
63 1
TP304
62
TP305
61
TP306
60 2
TP307
PON+5V
TP308
+12.5V
TP309
2
TP310
R300 0
TP311
51
R301 0
TP312
50
R302 0
TP313
49
R303 100
TP314
48
TP315 R304 100
47
TP316
4
TP317
TP318
TP319
TP+3.3V
3
TP320
40
TP321
39
TP322
LED+9V
TP323
36 3
TP324
35
TP325
34
TP326
33
TP327
TP328
TP329
L300
TP330
C+3.3V
10uH
TP331
1
TP332
2
TP333
3
TP358
1
TP334
4
TP335
5
TP336
6
TP337
7
TP338
8
TP339
9
TP340
11
TP341
12
TP342
13
TP343
18
TP344
19
TP345
TP346
22
TP385
TP347
TP348
5.0V
TP349
IC300
COM 1
TP350
TP351
1 B
R
0.2-4.5V
TP352
2 A
G
TP353
0V 3
B AND
GND
C308
0.1
CAUTION : For continued safety, re place safe ty critical com po nents only with manufacturer's rec om -
mend ed parts (refer to parts list).
Indicates safety critical com po nents. To reduce the risk of electric shock, leakage-cur rent or re sis -
tance mea sure ments shall be carried out (ex posed parts are ac cept ably in su lat ed from the supply
cir cuit) be fore the ap pli ance is returned to the customer.
CO
R106
L105
0
12V
10uH
L104
10uH
R316
0
TP+3.3V
IC102
8 3.3V
1
VCC
0V
A
3.1V
5.0V 7
R113
2 RX/CX
B
0V
10
3.3V 3
6
CLR
CX
0V 4 5 0V
GND Q
0V
MONO MULTI
R345 C321
Q302
100 0.01
BUFF
R326 R401
220 0
TP+3.3V
LED+9V
3
2
4
C+3.3V-1
CP301
1K
1
2
3
4
CP302
1K
5
6
7
C307
CP303
100P
TP354 100
8
TP355 R315 0
9
R396 0
TP356
11
R314 0
TP357
12
R323
13
560
3.3V
C317
0.01
3.3V
18
5.0V
19
22
TP389
5 R318
VCC
620
Y 4 TP388
C303
10P
0-4.8V
CP
-12V
12V-1
+18.5V-1
R356
18.5V
68K
0V
D305
R349
R353 R355 R357
1.6V
0
4.7K 47K 15K
IC303
PLL
5.0V
LPF
C337
0.1
L301
R317
+5V
10uH
0
C122
0.1
NOT
IC103
1 5
VCC
2 33.V
3 4 3.3V
GND
L302
C338
D306
5.6uH
1000P
Q303
VCO
+14.4V
1
HPOS1 3.3V
2 0-3.3V
HPOS2
0 or 3.3V
3 3.3V
HPOS3
4
HPOS4
5
MODE1
6
MODE2 0 or 3.3V
7
MODE3
8 IC302
NBLK
0-3.3V
9 TIMING CONTROLLER
NDSH
10
VSS1 0V
11
NDSV
12
0-3.3V
NCLP
13
POLS
0V or 3.3V
14
POLC
0-3.3V
15
3.3V
COMPS
0V 0V
16
VDD1
R320
1K
R378
17
1K
C324
0.01
C+3.3V-1
TP387
CQ
1
TP100
C335
TP101
680P
C340 R362
0.1 68K
VR100
R365
10K
1M
1.0-3.0V
R387
2K
TP386
3.3V
0-3.3V
0V
4
3.3V
VSS4
0-3.3V
4
LPFI
4
SPL
4
VDD4
4
OSCI
4
SCK
4
VSS3
4
SIZE
4
XCKI
3
TST4
3
TST3
3
TST2
3
TST1
3
SVSEP
3
XCKE
0-3.3V
3
VDD3
5