DOWNLOAD LG 50PV490-UC (CHASSIS:PU11L) Service Manual ↓ Size: 9.54 MB | Pages: 72 in PDF or view online for FREE

Model
50PV490-UC (CHASSIS:PU11L)
Pages
72
Size
9.54 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / Plasma
File
50pv490-uc-chassis-pu11l.pdf
Date
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LG 50PV490-UC (CHASSIS:PU11L) Service Manual ▷ View online

DDR3
256MB(128*2)
DDR3
256MB(128*2)
S7
S7
FHD
LVDS
(Front-end)
(External Input)
EXT_IN
HDMI_D
CVBS_LIVE
TP1
CVBS_LIVE
SIF1
Cab
le
ISDB-T/
PAL/NTSC
(System + Scalar)
IF
I2S_S7R
STA368
STA368
AV1
AV1_LR
COMP1_LR
COMP2_LR
RGB_LR EXT_IN
AV2
AV2_LR
NANDFlash
256MB
NANDFlash
256MB
(Audio Out)
USB2.0
SPDIF
SIF_LIVE
I2S_S7R
(Comp1/2, RGB)
HDMI_Rear(D port)
HDMI_Side (C port)
SIDE HDMI_PORT
UI_HW_PORT1
HDMI_C
Demodulator
MN884433
TP1
Serial_Flash
1MB
Serial_Flash
1MB
(USB)
Rear USB( SVC only )
Side USB
Rear(0)
Side(1)
4. Analog TV Video Trouble Shooting
4. Analog TV Video Trouble Shooting
Check RF Cable
Y
Check CVBS Signal
TU1300 #11 Pin
N
Y
Check CVBS Signal
R1334
N
Replace one of 
R1330/Q1305/R154/C213
& Recheck
Y
N
Y
Check Tuner Power
(5.0V, 3.3V, 1.2V)
Replace one of 
L506/L509/IC600
& Recheck
Maybe Tuner(TU1300) has problems
Maybe Mstar S7R(IC101)
has problems
DDR3
256MB(128*2)
DDR3
256MB(128*2)
S7
S7
FHD
LVDS
(Front-end)
(External Input)
EXT_IN
HDMI_D
CVBS_LIVE
TP1
CVBS_LIVE
SIF1
Cab
le
ISDB-T/
PAL/NTSC
(System + Scalar)
IF
I2S_S7R
STA368
STA368
AV1
AV1_LR
COMP1_LR
COMP2_LR
RGB_LR EXT_IN
AV2
AV2_LR
NANDFlash
256MB
NANDFlash
256MB
(Audio Out)
USB2.0
SPDIF
SIF_LIVE
I2S_S7R
(Comp1/2, RGB)
HDMI_Rear(D port)
HDMI_Side (C port)
SIDE HDMI_PORT
UI_HW_PORT1
HDMI_C
Demodulator
MN884433
TP1
Serial_Flash
1MB
Serial_Flash
1MB
(USB)
Rear USB( SVC only )
Side USB
Rear(0)
Side(1)
5. Component Video Trouble Shooting
5. Component Video Trouble Shooting
Check Signal Format
Is it supported signal?
Y
Check Component Jack JK1000
N
Y
Check Component Signal
R1074/R1073/R1076
R1001/R1004/R1067
N
Replace one of
R1074/R1073/R1076
R1001/R1004/R1067
& Recheck
Y
Check Component Signal
R173/R175/R177
R180/R182/R184
N
Replace it
Y
Y
Check Component Cable
Replace Jack
Maybe Mstar S7R(IC101)
has problems
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