Sampo SC-29FAS, Service Manual

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9397 750 XXXXX
© K
oninklijk
e Philips Electronics N.V
. 2004. All r
ights reser
v
ed.
Philips Semiconductor
s
UOC
III
-N1F series
Signal pr
ocessor f
or lo
w and mid-rang
e TV
Compan
y Confidential
Fig 2. Block diagram of the “AV-stereo” TV processor with audio DSP
V-DRIVE
EWD
EHTO
QSS SOUND IF
AGC
QSS MIXER
AM DEMODULATOR
VISION IF/AGC/AFC
PLL DEMOD.
VIDEO AMP.
SOUND TRAP
GROUP DELAY
VIDEO SWITCH
VIDEO IDENT.
VIDEO FILTERS
2H/4H
COMB FILTER
DECODER
PAL/SECAM/NTSC
BASE-BAND
DELAY LINE
H/V SYNC SEP.
H-OSC. + PLL
2
nd
LOOP
H-SHIFT
H-DRIVE
VERTICAL
GEOMETRY
& EAST-WEST
SIFIN/DVBIN
AGCOUT
VIFIN
CVBS3/Y3
C2/C3
CVBS4/Y4
C4
CVBSO/
SSIF
HOUT
PEAKING
SCAN VELOCITY
RGB/YP
B
P
R
INSERT
YUV INTERFACE
CON.
BRI
SAT
GAMMA CONTROL
BLACK STRETCH
µ
-PROCESSOR AND TELETEXT DECODER
BL R G B CR
RO
GO
BO
BCLIN
BLKIN
RGB CONTROL
OSD/TEXT INSERT
CCC
WHITE-P. ADJ.
CONTR/BRIGHTN
RGB MATRIX
SVM
I/Os
C
Y
H/V
DVBO/FMRO
SWITCH
REFO
REF
Y DELAY ADJ.
SCAVEM
ON TEXT
SKIN TONE
U/V TINT
U/V DELAY
SATURATION
MODULATION
BLUE STRETCH
CVBS2/Y2
IFVO/SVO/
YSYNC
YUV IN/OUT
AM
QSSO/AMOUT
DVBO/IFVO/
SOUND PLL
DEEMPHASIS
DIGITAL SIGNAL PROCESSING FEATURES
BL
G/Y
R/P
R
B/P
B
SWO1 BL
G/Y
B/P
B
Vo Uo Yo Yi Vi Ui
(CVBSx/Yx) (Cx)
R/P
R
PIP
CVBSI
RDS
AUDIO SELECT
SCART/CINCH IN/OUT
I2S
LS-OUT
L
R
AUDIO CONTROL
VOLUME
TREBBLE/BASS
FEATURES
ADC/DAC
DACs
L R
HP-OUT
FMRO
DIGITAL
Contains items that require Non Disclosure Agreement (TCL Copy 2
)
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