DV-48AV
56
1
2
4
1
2
3
4
C
D
F
A
B
E
10.5 DVD MT PCB ASSY(5/7)
IC7301 LA73054-TLM-E
VIDEO DRIVER 6CH IC
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
25
26
27
28
29
3
30
31
32
33
34
35
36
4
5
6
7
8
9
R7315
1K
TP7303
TP7302
C7309
1 B
C7313
0.1
B
C7302
0.1
B
C7317
0.1
B
C7305
1
B
C7308
1
B
C7307
1 B
C7306
1
B
C7304
0.1
B
C7319
100
10V
YK_P
C7312
100
10V
YK_P
Q7302
KRC407-RTK/P
P-H/I-L
DURING PLAYBACK.
MEASURED WITH THE DIGITAL TESTER
NOTE:THE DC VOLTAGE EACH PART WAS
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
CVBS
SQUEEZE
LETTER
S_C
S_Y
SQUEEZE
VSEL1
LETTER
CVBS
S_C
VSEL1
S_Y
G/Y
G/Y
B/CB
R/CR
I/XP
B/CB
R/CR
I/XP
P-H/I-L
V+5
D_GND
3.4
0
0
FROM POWER PORT
FROM/TO MPEG/MICON/RF-AMP
1.2
0
2.8
0
0
5
2.9
0
0
0
2
0
0
2
5
0
0
0
2.5
2.4
2.5
0
2.8
5
0
2.6
0
0
2.7
0
2.8
0
0
0
2.7
5
(1D=H,2D=L)
(1D=H,2D=L)
DRIVE2
(ON=H,OFF=L)
(ON=H,OFF=L)
(9dB=H,6dB=L)
(P=H,I=L)
(RGB=H,YUV=L)
(MIX=H,OFF=L)
(9dB=H,6dB=L)
LPF
IN SW
AMP1
DRIVE1
VCC21
CVBS out
GND21
C out
C-DC out
GND22
Y1 out
GND23
GND24
Y2 out
VCC22
CB out
GND25
CR out
GND26
REG
GND12
CR in
AMP2
CB in
MUTE2
Y2 in
YC-MIX
Y1 in
GND11
C in
LE
SQ
MUTE1
CVBS in
VCC1
DVD MT PCB ASSY (5/7)
(A2K512A130)
www. xiaoyu163. com
QQ 376315150
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TEL 13942296513
9
9
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2
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Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
