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IC Block Diagram
-10-
SOUND
TRAP
TUNERA
GC
+8V
HOUT
V-DRIVE
RO
GO
BO
BCLIN
BLKIN
CVBS3/Y
SIFIN
Fig.
1
Block
diagram
C
SD
A
SCL
VISION
IF
PLL
DEMOD.
AGC/AFC
VIDEO
AMP.
VIDEO
SWITCH
VIDEO
IDENT.
VIDEO
FILTERS
PAL/SECAM/NTSC
DECODER
DEEMPHASIS
AUDIO
SWITCH
AVL
VOLUME
CONTROL
BASE-BAND
DELAY
LINE
H/V
SYNC
SEP.
H-OSC.
+
PLL
H-DRIVE
2
nd
LOOP
H-SHIFT
V-DRIVE
+
CONTR/BRIGHTN
OSD/TEXT
INSERT
CCC
WHITE-P.
ADJ.
80C51
CPU
I
2
C-BUS
TRANSCEIVER
ROM/RAM
TELETEXT
ACQUISITION
1/10
PAGE
MEMORY
TELETEXT/OSD
DISPLAY
RG
B
BL
Y
U
V
H
V
REF
ENHANCED
VST
PWM-DAC
VST
OUT
I/O
PORTS
I/O
PORTS
(4x)
+3.3
V
RESET
LED
OUT
(2x)
ADC
IN
(4x)
VPE
EW
GEOMETRY
GEOMETRY
EHTO
(EWD)
R/V/P
R
G/Y
B/U/P
B
BL
RGB/YUV
INSERT
R
GB
REF
CVBS
SYNC
H
V
COR
SATURATION
LUMA
DELAY
PEAKING
BLACK
STRETCH
QSS
SOUND
IF
AGC
QSS
MIXER
AM
DEMODULATOR
SOUND
PLL
CVBS2
VIFIN
CVBSO
QSSO/AMOUT
PWMS(4X)
WHITE
STRETCH
BLUE
STRETCH
AUDIO2
AUDIO3
GROUP
DELAY
CORRECTION
AUDEEM
AVL
(SNDIF)
DVB
MIXER
VMOUT
VMOUT
IFV
O/D
VBO
Y
TINT
CONTROL
Ic101
Summary of Contents for CTV-63N11 TXT
Page 9: ...IC Block Diagram 9 IC740 UNIVERSALHI FI AUDIO PROCESSOR FOR TV TDA9859...
Page 11: ...Transistor Mark 11...
Page 12: ...Maion PCB Top Layer 12...
Page 13: ...Maion PCB Bottom Layer 13...
Page 17: ...Service Adjustments 17 The detailed instruction of 3P51 5P18...
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