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9. Block Diagram
BROADCASTING SYSTEM : NTSC / PAL M,N
MAIN TUNER : LNA BUILT-IN TUNER [TECC1070PG30A(S) ; PIP USED POPULAR TYPE TUNER [TECC1070PG26A(S); PIP NOT USED
+5V
LNA + TUNER
+9V
+33V
SCL
SDA
N.C
AS
N.C
AGC
2
I
C
LNA-CON
IF MODULE
SP-222
(LA7583)
REMOCON LIGHT RECEIVING PART
KEYs
Metrix
+5V
REAR AV
V1/L1/R1
MICOM
SDA
V2/L2/R2
SONY
MICOM
EEPROM
SCL
CXP854P60S
24C02P
Y/Pb/Pr
64SDIP
MV/ML/MR
SDA
I/O EXPENDER
SCL
S-Y1/S-C1
PCF8574 2EA
IDENT
SIDE AV
V3/L3/R3
S-Y2/S-C2
OSD-R
2
OSD-G
I
C
DET-Err
S-DATA
OSD-B
.TEMP
S-CLOCK
OSD-FB
.FAN
S-ENABLE
.LEVER
.LAMP
TU1-SIF
MTS MODULE
+9V
TDA9850
(Zenith Multi-sound)
Stand-by 5V
12V
15.5V(LCD)
13.5V(LCD)
POWER
8V
Assy
36V(Tuner)
AC110V
34V(Sound)
~220V
Samsung Electronics
OPTION PIP TUNER [TCPN9 082PC27A (S) ; T M - BLO CK]
R.F PHONE
JACK
CABLE
IF
TU1-CVBS
AV-SW
BLOCK
TA8851BN
VIDEO
SOURCE
SELECT
Sub CVBS
PIP
DVD-Y/Pb/Pr
BLOCK
Main-Y
TU1-L
Main-C
CAPTION
TU2-R
BLOCK
Main-CVBS
Main-CVBS
3D-COMB
MODULE
Main-Y
CVBS → Y/C
Main-C
Audio-L/R
DTV-L/R
I
2
C
+5V
280V
Square wave 190V
Ballast
+33V
+9V
SCL SDA
SAS
+5V
N.C
2
I
C
AFT-P
TU2-CVBS
TU2-Audio
A D C
A D C
VPC3215A
CIP3250A
SDA940D
VIDEO
R/G/B
V.I.P
CONV
CONV
[4:2:2]
[4:2:2]
Y[7,0]
Y[7,0]
B-Y[3,0]
B-Y[3,0]
SDA9280
R-Y[3,0]
DAC
R-Y[3,0]
DISP PROC
USER'S
CONTROL
2Y/2RY/2BY
DVD-Y/Pb/Pr
or
CXA2101
PIP- R/G/B
MATRIX
SDA9361
SC
H/V
PLL IC
R/G/B/H/V
FEATURE MODULE COLOR DECODER
2
I
C
+5V
+9V
OSD R/G/B/FB IN
Y
Caption
Mixed
C
Main Y/C
L/R for HEADPHONE
L/R for SPEAKER
Lamp
LCD CONTROL BOARD
2
2
I
I
C
C
+12V
+15.5V
+13.5V
+5V[A]
TDA8444
+5V[A]
+5V
3EA
R/G/B
R/G/B
R
S/H DRIVER
VCA
LCD DRIVER
CXA2504N
CXA1853Q
G
VCA
B
VCA
TIMMING
GEN. IC
CXD2443Q
2Hsync
74HC04
1Vsync
+5V[D]
S-DATA
+5V
S-CLOCK
S-ENABLE
2
Interface & Watch
I C
G/Y
SB+5V
PCF8563
B/Pb
Watch
VGA-
R,G,B,H,V
Battery
R/Pr
DTV-
Y, Pb, Pr
H/L
IDENT
74HC123
V/R
MICOM
MULTIVIBRATOR
DTV-L/R
+5V
HEADPHONE
TDA7625
SOUND AMP
External
Speaker Jack
12V
External Speaker
Select (From Micom)
Block Diagram
+15.5V
WID SIG.
+13.5V
H: 16:9
+5V[D]
L: 4:3
LC D P A NEL
R1/G1/B1
R2/G2/B2
1 60 0 H x 4 80 V
L CX 0 1 1 AM
ASPECT RATIO :16:9
: REMARK
: STANDARD
: OPTION
Internal
Speaker
L
R
9-1
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