Block Diagram - LG CF-20T22Kx Service Manual

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Option Part
IIC Bus Line
SPK.
SPK.
Front-AV(2)
H/P
AV-IN
PJ202
MONO
SPK(L)-OUT
SOUND AMP
¡Ü
TDA2006
SPK(R/L)-OUT
STEREO,
STEREO,
Sound Max
Sound Max
SOUND AMP.
SOUND AMP.
TDA7266/97
TDA7266/97
AUDIO
SIF
VIDEO
SW1
IC03
EEPROM
SW2
24C08/16
5V
5V
From
IC131
5V
From
IC842
8V
From
IC844
A1(R/L)-IN
5V
From UOC
Video(Game)
5.1V
SDA
3, 4, 5
SCL
HIC01
Game Pack(Game Opt)
TUNER
All manuals and user guides at all-guides.com
7
R.G.B AMP. &
CPT DRIVE
15 18
(TDA6107Q)
A1/A2(R/L)-IN
1
¡Ü
¡Ü
32
TO
41 42
IC631
IC661
#1,#5
RF STEREO
24
¡Ü
MSP3410D
25
44
47
¡Ü
AM-IN
(L/L Only)
FM-SIF-IN
51~53
50
42
35
EXT
IK
RGB
EXT
Audio-in
OUT
Video-in
UOC
44 Audio Out
TDA9361(TXT)
SCL
TDA9381(Non-TXT)
SDA
14 39 39
28
IC02
¡Ü
¡Ü
From IC844
3.3V Reg.
3.3V
EXT.RGB
V-OUT
Audio(Game)
1
2
Rear_AV(1)
(
SCART / PHONE)
PJ201
¡Ü
MNT Audio Out(Mono)
TV Audio Out (CL Mono)
2
IC651
4
LA7016(Mono Opt)
TV Audio(From UOC #28)
/ Game Audio (From HIC01)
IC631
AV STEREO
30
TDA9859
28
40
¡Ü
39
DVD(R/L)-IN / Game Audio
31
MNT/TV-A(R/L)-OUT
30
Sound
Trap Part
¡Ü
¡Ü
¡Ü
38
Int.
IFout
CVBS
SFE 5.74M
Thai
¡Ü
SIF
32
Opt.
Va
22
Vb
21
14
39
33
H-out
SIF(CE Mono)
8V
From Tuner
Video-OUT(TV/MNT OUT)
A(R/L)-OUT
(MNT/TV-OUT)
DVD Y / Game Video
Y/Pb/Pr
2
DVD
IC591
LA7016(DVD / GameOpt)
(FLAT OPT.)
AC
ST-BY
INPUT
TRANS
(110~240V)
(3W Opt)
9
AUDIO B+
(14/17V)
SMPS
TRANS
IC842
¡Ü
5V REG
MONO
( ~B01L )
STEREO
( ~B01K
~ A13P)
IC844
10
9.5V
8V REG
H-Vcc
14V
12
B+
IC131
(110/115V)
5V REG
V_DY
VERTICAL AMP
Va
LA7840
Vb
6
14V
-14V
5
185V
2
AFC
10
FBT
8
ABL
HEATER
9
B+
3
Collector
1
4
7
)
HDT

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