Elenberg LTV-2603, Руководство по обслуживанию

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12
5)KEY/MCU AND DVD
POWERON/OFF
6FB16
6FB7
6Q3
2N3904
1
2
3
6CON2
CON11_1.25MM
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
DVD_PR
6Q5
2N3906
1
2
3
ST
A
N
D
_
BY
_1
6C15
0.
1u
VOL+
6R42
1K
6C11 0.1u
6R44
100K
6C1
100p
6FB5
DVD_PB
DVD_PLAY
DVD_IR
6L1
100UH
STBY
6C8
0.1u
6R45
1K
6C9
0.1u
6C3
100p
6R55
10K
6R47 100
5VM
FOR KEY
12V
DVD_AUO_R
GND
6R11
75
ST
A
N
D
_
BY
_0
SDA_V50
DVD_AUO_RI
ID2
GND
6R18
0
CTL
DVDPOWER
6R28 68K
FOR DVD AND RECODER I/O
5VM
6R40 1K
6R30 10K
6R57
330K
DVD_IR
6R13
75
6Q2
2N3904
1
2
3
6R37
100K
6R49
10
0
ID1
6Q1
2N3906
1
2
3
6R26
1K
6FB3
6C6
0.1u
+
6EC3
10uF/16V
IR
DVD_IR
6C5
0.1u
6R41 15K
H:ON
L:OFF
+ 6EC6
22uF/16V
DVD_Y
6C10
0.1u
6C16 20p
6R22
1K
6FB6
POWERON/OFF
DVD_AUO_LI
6FB9
6C2
100p
有信号为低电平
6R27
1K
6R20
1K
ID2
6R50
10
0
6R17
10K/NC
DVD_EJECT
DVD_AUO_RI
6FB1
STAND_BY_1
6R54
1K
无信号为高电平
SB_5V
6R58 1K
+
6EC2
10uF/16V
D2
1N4148
1
2
CVBS_MOUT
VSYNC
SB_5V
POWERON/OFF
6R24
1K
6C17
20p
SB_5V
HSYNC
6R31
100
CH-
6C18
1u
AVIN
SDA_V50
6C7
100p
6FB2
6R32
100
6C4
100p
MENU
6R43
1K
6R38
1K
6FB12
100 OHM/100MHz
6Q4
2N3904
1
2
3
CH+
6R12
75
6Y 1
32.768
6FB11
6R35
1K
6R36
1K
6R16
100
SB_5V
6R21
10K
TV/AV
6FB10
6FB4
6FB8
SB_5V
5VM
SB_5V
VGAVSY NC
AUDIO_OUT
AUTODVD
6R23
10K
SB_5V
STAND_BY_0
DVD_AUO_LI
6C13
1u
SCL_V50
+ 6EC7
47uF/16V
6R46
1K
6U1
ATMEGA8L
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16
17
18
19
20
21
22
23
24
25 26 27 28 29 30 31 32
PD3
PD4
GND3
VCC4
GND5
VCC6
PB6
PB7
PD
5
PD
6
PD
7
PB
0
PB
1
PB
2
PB
3
PB
4
PB5
AVCC
ADC6
AREF
GND21
ADC7
PC0
PC1 PC
2
PC
3
PC
4
PC
5
PC
6
PD
0
PD
1
PD
2
6CON1
HDR40
10
9
8
7
6
5
4
3
2
1
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
5VM
DVD_STOP
SLEEP
PMP_RECODER
6C12
0.1u
SB_5V
6FB17
ID1
6R39 100
DVD_AUO_L
IR
6R60
3K
6R14
75
+
6EC1
47uF/16V
SCL_V50
VOL-
6R19
2.4K
6R56
33K
6C14
0.1u
IT CAN TEST THE CURRENT!
SB_5V
6R34
10K
D1
1N4148
1 2