DOWNLOAD LG 22LH250C (CHASSIS:LD91Z) Service Manual ↓ Size: 6.95 MB | Pages: 76 in PDF or view online for FREE

Model
22LH250C (CHASSIS:LD91Z)
Pages
76
Size
6.95 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
22lh250c-chassis-ld91z.pdf
Date
PREV: LG 22LH250C (CHASSIS:LD01X) Service Manual

LG 22LH250C (CHASSIS:LD91Z) Service Manual ▷ View online

Making 
Revision 
2009. 2 . 1
LCD TV
Symptom
External Speaker Problem
IC702 operate
normally?
Check the input
source
YES
NO
Re-solder or Replace
the IC702
IC100 operate
normally?
YES
NO
Change input source.
NO
Re-solder or replace
the IC100
Replace it
Replace the external speaker.
Check JK406
Check the external
speaker
NO
NO
YES
YES
19~42LH250C
Making 
Revision 
2009. 2 . 1
LCD TV
Symptom
External Speaker Problem
IC702 operate
normally?
Check the input
source
YES
NO
Re-solder or Replace
the IC702
IC100 operate
normally?
YES
NO
Change input source.
NO
Re-solder or replace
the IC100
Replace it
Replace the external speaker.
Check JK406
Check the external
speaker
NO
NO
YES
YES
19~42LH250C
Making 
Revision 
2009. 2 . 1
LCD TV
Symptom
External Speaker Problem
IC702 operate
normally?
Check the input
source
YES
NO
Re-solder or Replace
the IC702
IC100 operate
normally?
YES
NO
Change input source.
NO
Re-solder or replace
the IC100
Replace it
Replace the external speaker.
Check JK406
Check the external
speaker
NO
NO
YES
YES
19~42LH250C
Making 
Revision 
2009. 2 . 1
LCD TV
Symptom
External Speaker Problem
IC702 operate
normally?
Check the input
source
YES
NO
Re-solder or Replace
the IC702
IC100 operate
normally?
YES
NO
Change input source.
NO
Re-solder or replace
the IC100
Replace it
Replace the external speaker.
Check JK406
Check the external
speaker
NO
NO
YES
YES
19~42LH250C
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