Video Decoder; Flash Rom - Kenwood KVT-512DVD Service Manual

BI
-12.0V
D103 D104
L105
10uH
D101
0V TP156
C115
0.1
1.3V
L104
10uH
1.3V
+5V-1
2
+5V-2
C332
0.01
0
MHz
6
IC304

VIDEO DECODER

4.2V
L311
120
+2.5V
1
3
4
SW+14V
M+3.3V
5
BJ
+12.5V
TP+5V
R204
0
Q102
Q101 TP200
R225
C200
0
10
TP203
VR200
R205
10K
0
6V
+2.5V
9
+2.5-1V
C356
0.01
0V
102
INTOUT
101 0V
GND8
100 3.3V
VDDP3
R376
99
TCON15
98
30
TCON14
97
TCON13
96
TCON12
95
TCON11
94
TCON10
93
TCON9
92 3.3V
TCON8
91
GPIOP04
90
TCON7
89
TCON6
88
TCON5
87
TCON4
86
TCON3
85
TCON2
84
TCON1
83 0V
GPIOP03
82 3.3V
VDDP2
81 0V
GND7
80
HSYNCO
79
VSYNCO
78
DEO
77
CLKO
76
FB
75
OSDB
74
OSDG
73
OSDR
72 0V
RESET
71
PWMD1
70
PWMD2
69 0V
GND6
68
CS
67
SCL
66
SDA
65 3.2V
INT
83
1
+2.5-1V
BK
TP+5V
TP202
IC200
TP201
R207
2.2K
5 4 -12.1V
GND
6 3
2
R208
15K
7
R216 R209
8 1
C204
VCC
12.8V
56P
VCOM
+18V
2
2
C224
10
C225
10
C221
9
L314
C340
0.1
99
0.01
820nH
Q203
C357 R375
100P 82
R366 100
96
C306 100P
R367 100
95
C308 100P
R368 100
94
C315 100P
VCOM BUFF
R369 100
92
C324 100P
R370 100
90
TP162
C348 100P
2
R314
HSY
C349
100
1000P
R371 100
86
C329 100P
R372 100
85
C330 100P
R373 100
6
84
C331 100P
C341
R382
0 0.01
2
WP
3.3V
R354
1K
R313
IC302
RST
100
C345
0.1
SCL
SDA
R355
47K

FLASH ROM

TC+3.3V-1
BL
KVT-50DVDRY/512/522DVD
/522DVDY/532DVD/532DVDM
+12.5V
TP204
TP205
TP216
R212
0
Q200
R210
0
100 0
Q202
TP339
TC+3.3V-1
6V
+5V-1
TP340
TP341
84
TP342
85
TP343
86
TP344
90
TP345
92
TP346
94
TP347
96
TP348
6
TP349
L302
TP350
10uH
C223
10
TP351
TP352
TP358
95
TP353
TP359
99
TP354
TP355
R
TP356
9 G
TP357
B
34
35
3
TP+5V
6
5
3 4
SW+14V
56
57
58
59
5
E_M+
E_M-
0V
R_M+
0V
R_M-
3 4 54
55
5
3
E_M+
4
E_M-
SW+14V R_M+
R_M-
M+3.3V
5
X35-4960-10 (2/3)
BM
CN302
1 VCC
2 NC
3 DGND
4 STVR
5 STVL
6 CKV
7 OEV
8 L/R
9 OEH
10 STHL
11 VGL
12 VGH
13 NC
14 AVDD
15 NC
16 VCOM
VSS
17
18 VSS
19 STHR
20 VSS
21 CPH3
22 CPH2
T
23 CPH1
X
24 VSS
Y
25 VR
26 VG
27 VB
28 VSS
29 LED R
EN
30 LED G
D
37 31 LED B
LED
38 32 KEY1
IN
33 T P+5V
INV
39 34 XDATA
O
40 35 YDATA
C
36 X0
41
B
42 37 X1
B
43 38 Y0
44 39 PWM
SW
45 40 ENABLE
SW
41 D GND
42 LED GND
INV SW
46 43
47 44 INV PWM
45 OPEN/CLOSE
46 BL GND
47 BL GND
48 NC
49 SW+14V
50 SW+14V
CN104
1 Z SWT
2 SW-C
3 SW-B
4
SW-A
5 NC
6 EX M+
7 EX M+
8 EX M-
9 EX M-
10 RI M+
11 RI M+
12 RI M-
13 RI M-
14 NC
15 R SENS
16 MECHA+3.3V
17 MECHA+3.3V
18 Z CNT
19 DGND
CN103
1
EX M+
2 EX M-
3 RI M+
4 RI M-
41