Akai LTA-20A301, Руководство по обслуживанию

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1 2 3 4 5 6
A
B
C
D
6 5 4 3 2 1
D
C
B
A
Title
Number Revision Size
B
Date: 4-Jan-2005 Sheet of
File: E:\work\151720TV\20-MRTTV100.ddb Drawn By:
P2.0/PWM
1
P2.1/PWM0
2
P2.2/PWM1
3
P2.3/PWM2
4
P2.4/PWM3
5
P2.5/PWM4
6
SCL(NVRAM)
14
SDA(NVRAM)
15
P2.6/PWM5
7
P2.7/PWM6
8
CVBS1
24
P3.0/ADC0
9
P3.1/ADC1
10
P3.2/ADC2
11
P3.3/ADC3
12
COR
29
P3.4/PWM7
30
P0.2
16
SYNC_FILTER
25
VDDA
31
VDDC
39
VDDP
44
TEST
28
VSSC
13
VSSA
22
VSSP
38
B
32
G
33
R
34
VDS
35
XTALOUT
42
XTALIN
41
OSCGND
40
P1.5
52
P1.4
51
P1.3
48
P1.2
47
P1.1
46
RESET
43
P1.0
45
VSYNC
37
HSYNC
36
FRAME
27
P0.3
17
P0.4
18
P0.5
19
P0.6
20
P0.7
21
CVBS0
23
SDA
50
SCL
49
IREF
26
U802
SAA5264
A0
1
A1
2
A2
3
GND
4
SDA
5
SCL
6
RC
7
VCC
8
U801
PCF8582E
X801
12MHz
C812
22pF
C813
22pF
R814
100
R813
24K
R816 100
R815 100
R821 33
R822
33
C804
0.1uF
C803
0.1uF
C806
0.1uF C807
0.1uF C810
0.1uF C811
0.1uF
C805
0.1uF
+ C817
47uF/16V
L801
FB 2A
VS
HS
SDA
SCL
VGND
VGND
VGND
VGND
B
G
R
BOX
R817
150 R818
150 R819
150
VGND
R809 39
R812
39
R811 39
R810
39
R820
150
R807
10K R808
10K
CVBS VOUT
CVBS
C818
NC
C819
NC
3V3_A
3V3_A
CVBS
C815
104
MCU_RESET
C802
1uF