XV-HTD520
106
1
2
3
4
1
2
3
4
C
D
F
A
B
E
7.2 PARTS
7.2.1 IC
• The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams.
• List of IC
LA7139M, PDC092A
3
23
22
24
COMPOSITE.IN
SIGNAL-IN.SW
MUTE-SW
GND2A
COMPOSITE.OUT2
COMPOSITE-S.SW
COMPOSITE.OUT1
PEDESTAL
CLAMP
2 STEP
AMP/LPF
Y C
MIX
75 OHM
DRIVER
75 OHM
DRIVER
CLAMP
2 STEP
AMP/LPF
21
PEDESTAL
CLAMP
2 STEP
AMP/LPF
SYNC
SEP
C_OFFSET
DC_CTL
75 OHM
DRIVER
75 OHM
DRIVER
CLAMP
CLAMP
REG
VREF
8V
4.25V
TO PEDESTAL
CLAMP
75 OHM
DRIVER
75 OHM
DRIVER
20
VCC2
19
C.OUT2
18
GND2B
17
C.OUT1
16
C-DC.OUT
15
Y.OUT2
14
GND2C
13
Y.OUT1
2
SQEEZE.SW
4
LETTER-BOX.SW
5
C-IN
6
GND1
7
REG
8
VCC1
9
Y.IN
10
AMP.SW
11
PNP-B-IN
12
1
LA7139M (CONNECT ASSY : IC5351)
• Video Amp.
Block Diagram