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1. DVD SWITCH BLOCK DIAGRAM
53
52
51
4
5
6
13
15
C
Y
Y
Q
I
Y
Q
I
DVD SWITCH UNIT
QW01 TC4053BP
L
H
L
H
L
H
WAC UNIT
Y
Q (B- Y)
I (R- Y)
Y
Q
I
Y
Q
I
YC
DUAL UNIT
Sub V.
Sub Y.
Sub C.
ZY01 Y/C SEPARATOR
42
Sub V.
36
34
Y
C
QV01 AV SW
TA1218N
21
VIDEO
3
VIDEO
1
Insertion detection
10
DVD CONTROL
I C BUS
2
QA01
MAICROPROCESSOR
"L" = Normal
"H" = DVD
VIDEO2/
DVD
Q501 VCD
TA1222AN
I C BUS
2
MAIN
Y, Cr,
Cb
Fig. 4-1
SECTION IV: DVD SWITCH CIRCUIT