DOWNLOAD LG 42LF2500 / 42LF2510 (CHASSIS:LD91A) Service Manual ↓ Size: 5.78 MB | Pages: 78 in PDF or view online for FREE

Model
42LF2500 42LF2510 (CHASSIS:LD91A)
Pages
78
Size
5.78 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
42lf2500-42lf2510-chassis-ld91a.pdf
Date
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LG 42LF2500 / 42LF2510 (CHASSIS:LD91A) Service Manual ▷ View online

Check Signal format
Is it supported?
Check the SCART Cable
YES
MAIN B’D JK1101 Check
Replace MAIN B’D JK1101
YES
NO
Check MAIN B’D R1133
Video Signal ?
NO
YES
Check MAIN B’D C211
Video Signal ?
Replace MAIN B’D C211
NO
Replace MAIN B’D IC 100
YES
Making 
Revision 
2009. 2 . 1
 LCD TV
Symptom
AV2 No Video Problem
26~42LH2000
32~47LH3000/LH4000
9/34
Check Signal format
Is it supported?
Check the CVBS Cable
YES
MAIN B’D JK402 Check
Replace MAIN B’D JK402
YES
NO
Check MAIN B’D R400
Video Signal ?
NO
YES
Check MAIN B’D C217
Video Signal ?
Replace MAIN B’D C217
NO
Replace MAIN B’D IC 100
YES
Making 
Revision 
2009. 2 . 1
 LCD TV
Symptom
AV3(CVBS) No Video Problem
26~42LH2000
32~47LH3000/LH4000
10/34
Check Spec (Refer to User Manual)
Is it supported?
Check the SCART Cable
YES
Check the Trouble Shooting Guide
Analog TV No video
YES
Check MAIN B’D R1205
Video Signal ?
NO
Replace MAIN B’D Q1205
YES
Check MAIN B’D C1107
Video Signal ?
NO
MAIN B’D JK1100 Check
YES
Making 
Revision 
2009. 2 . 1
11/34
 LCD TV
Symptom
AV1 No Video Out Problem
26~42LH2000
32~47LH3000/LH4000
Check Spec (Refer to User Manual)
Is it supported?
Check the SCART Cable
YES
YES
Check MAIN B’D C1122
Video Signal ?
NO
MAIN B’D JK1101 Check
YES
Replace MAIN B’D IC 100
Making 
Revision 
2009. 2 . 1
12/34
 LCD TV
Symptom
AV2 No Video Out Problem
26~42LH2000
32~47LH3000/LH4000
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