Elenberg LTV - 4231, Service Manual

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5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
VGA-HS
VGA-G+
BIN+
VGA-R+
HS_RGB
GIN-
SOG
GIN+
RIN+
VGA-B+
BIN-
RIN-
VS_RGB
TXD
RXD
DAT_DDC_VGA
MUX-Lin
VGA-audio-R
VGA-audio-L
MUX-Rin
VGA-audio-R-in
AV1_IN AV1+
MUX-Lin
AU-SW1
MUX-Rin
VGA-audio-R-in
VGA-audio-L-in
VGA-audio-L-in
AV1-
CLK_DDC_VGA
VGA-VS
TXD 2
RXD 2
RXD 2
TXD 2
VGA/5V
5VA
5VA/PC
5VA/PC
+5VBUF1 5VA
+5VBUF1
5VA
5VA
5VA
5VA
5VA
5VA
5VA
5VA
5VA
BIN+ 2
GIN+ 2
RIN+ 2
SOG 2
BIN- 2
GIN- 2
RIN- 2
HS_RGB 2
VS_RGB 2
DDC/HWI2C 2
AV1+ 2
AU-SW1 2
Audio-Rin 2
Audio-Lin 2
AV1- 2
L->DDC
H->HW
AV1-videoInput & Audio-L input
Audio-R &VGA audio Input
VGA audio& AV audio swith
AV1-CVBS
Audio-L input
R652 NC R652 NC
R627 1K R627 1K
R
677A
47K
R
677A
47K
C626 47nF C626 47nF
1 2
L619
FB
L619
FB
R649 1K R649 1K
R653
4.7K R653
4.7K
R685A
47K
R685A
47K
C622 47nF C622 47nF
R657
33 R657
33 R655
10K R655
10K
1
2
D613
NC/5.6V
D613
NC/5.6V
R658 NC R658 NC
R666
12K R666
12K
+
CA608
100uF/16V
+
CA608
100uF/16V
R665 1K R665 1K
1
2
JP10 JP10
C632
0.1uF
C632
0.1uF
R644 1K R644 1K
5
10
4
9
3
8
2
7
1
15
14
13
12
11
6
16 17
XS603 VGA XS603 VGA
3
1 2
D608
BAV99
D608
BAV99
C609A
10uF C609A
10uF
R635
75
R635
75 R678
10
R678
10
R680A NC/0 R680A NC/0
R645
NC R645
NC
R671 1K R671 1K
3
1 2
D610
BAV99
D610
BAV99
+
CA607
47uF/16V
+
CA607
47uF/16V
C634
0.1uF
C634
0.1uF
C635
560pF
C635
560pF
IN
1
S1A
2
S2A
3
DA
4
S1B
5
S2B
6
DB
7
GND
8
DC
9
S2C
10
S1C
11
DD
12
S2D
13
S1D
14
/EN
15
VCC
16
N607
FSAV330
N607
FSAV330
C630
NC
C630
NC
3
1 2
D609
BAV99
D609
BAV99
R681A NC/0 R681A NC/0
L602
0
L602
0
L608
0
L608
0
R636 47 R636 47
C633
0.1uF
C633
0.1uF
R682A NC/0 R682A NC/0
R639 47 R639 47
R646
NC R646
NC
R684A
100
R684A
100
C624 47nF C624 47nF
C636
560pF
C636
560pF
R632
10
R632
10
R654
4.7K R654
4.7K
C613A 10uF C613A 10uF
C627 47nF C627 47nF
R648 100 R648 100
C645
NC/330pF
C645
NC/330pF
R673
12K R673
12K
1
2
7
4
5
6
3
10
8
11
9
R
XS606
HP-RV2
R
XS606
HP-RV2
R634
75
R634
75
1
2
D612
NC/5.6V D612
NC/5.6V
R631
10
R631
10
1
3
2
XS604
MUX_CVBS/IN
XS604
MUX_CVBS/IN
R
679A
47K
R
679A
47K
NC
1
NC
2
NC
3
GND
4
SDA
5
SCL
6
VCLK
7
VCC
8
N608 24C02 N608 24C02
3
1 2
D614
NC/BAV99
D614
NC/BAV99
3
1
2
D616
BAT54C
D616
BAT54C
R672
47
R672
47
R650
10K
R650
10K
C621
560pF
C621
560pF
R674 1K R674 1K
R679
75 R679
75
R651 NC R651 NC
C
608A 10nF
C
608A 10nF
C610A 10uF C610A 10uF
C623 47nF C623 47nF
X0
12
X1
14
X2
15
X3
11
Y0
1
Y1
5
Y2
2
Y3
4
A
10
B
9
X
13
Y
3
VCC
16
GND
8
INH
6
VEE
7
N611
74HC4052
N611
74HC4052
C628 47nF C628 47nF
3
1 2
D617
BAV99
D617
BAV99
R628
NC
R628
NC
C612A 10uF C612A 10uF
C646
NC/330pF
C646
NC/330pF
C625 1nF C625 1nF
C
607A
0.1uF
C
607A
0.1uF
R630
12K R630
12K
R
675A
47K
R
675A
47K
R640 47 R640 47
R633
75
R633
75
R647 100 R647 100
C631
NC
C631
NC
R
678A
47K
R
678A
47K
3
1 2
D621
BAV99
D621
BAV99
3
1 2
D615
NC/BAV99 D615
NC/BAV99
R638 47 R638 47
3
1 2
D607
BAV99
D607
BAV99
R677
12K R677
12K
R629
10
R629
10
C644
560pF
C644
560pF
R643 1K R643 1K
C611A
0.1uF
C611A
0.1uF
L603
0
L603
0
3
1 2
D622
BAV99
D622
BAV99
R
676A
47K
R
676A
47K
R642 NC R642 NC
L601
0
L601
0
3
1 2
D649
BAV99
D649
BAV99
R656
33 R656
33
R683A NC/0 R683A NC/0