DOWNLOAD LG RM-26LZ50 / RM-26LZ50C (CHASSIS:ML-041A) Service Manual ↓ Size: 3.35 MB | Pages: 37 in PDF or view online for FREE

Model
RM-26LZ50 RM-26LZ50C (CHASSIS:ML-041A)
Pages
37
Size
3.35 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
rm-26lz50-rm-26lz50c-chassis-ml-041a.pdf
Date
PREV: LG RM-23LZ55C (CHASSIS:ML-041A) Service Manual

LG RM-26LZ50 / RM-26LZ50C (CHASSIS:ML-041A) Service Manual ▷ View online

- 17 -
No Raster
Check LED Status 
on display unit
Check the input/
Output of IC901
Check L900,L901
L902,L903
Check inverter
Connector or inverter
Check input source cable and jack 
Repeat A PROCESS
Fail
Change L900,L901,
L902,L903
Fail
Change IC901
Fail
Change inverter
connector or inverter
Fail
Change panel link
cable or module
Fail
Change module\
Fail
Check panel link 
Cable or module
Pass
Pass
Pass
Pass
:[B]Process
- 18 -
No Raster on Component signal
Change
Q310,Q315,Q316
Check the signal of
Q310,Q315,Q316
Repeat
[A] Process 
Check the input/
output of IC1
Check the input/
output of IC901
Check input source cable and jack 
Fail
Re-soldering or 
Change the defect part
Fail
Re-soldering or 
Change the defect part
Fail
Pass
Pass
Pass
Check the input/output
of IC500, IC600
Re-soldering or 
Change the defect part
Fail
Pass
- 19 -
No Raster on AV Signa
(Video1,Video2, S-Video)
No Raster on TV(RF) signal
Change C316,C317,
Q308,Q313
Check the signal of 
C316,C317,Q308,Q313
Repeat
[A] Process 
Check the output of 
TU1000
Check the input/output 
of IC1 
Check the input/output 
of IC500, IC600
Check input source cable and  jack 
Fail
Fail
Fail
Fail
Re-soldering or
Change the defect part
Fail
Re-soldering or
Change the defect part
Check 5V, 33V of TU1000
Re-soldering or 
Change the defect part
Pass
Pass
Pass
Check the input/output 
of IC901
Fail
Re-soldering or 
Change the defect part
Pass
Pass
- 20 -
No Sound
Check the speaker wire
Change source input
Check the 
input source
Fail
Pass
Re-soldering or 
Change the defect part
Check the input/output 
of IC1
Fail
Pass
Re-soldering or 
Change the defect part
Check the input/output 
of IC100,IC101 
Fail
Pass
Change speaker
Check the speaker
Fail
Pass
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