LG 55LH575A Service Manual page 15
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Also See for 55LH575A:
- Safety and reference (41 pages) ,
- Owner's manual (37 pages) ,
- Easy setup manual (24 pages)
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12. HDMI No sound
Check input signal f ormat.
Is it supported?
OK
Check DDC in-start menu
OK
Check HDMI pattern
JK3201,JK2301 ↔ IC101 HDMI
pattern
OK
Replace Main IC (IC101)
or Main Board
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LG Electronics. Inc. All rights reserved.
Only for training and service purposes
Check DDC component
NG
HDMI1 : AR3208, AR3207, D3200
HDMI2 : AR3234, AR3231, D3203
NG
Replace Main Board
Replace DDC component
NG
HDMI1 : AR3208, AR3207, D3200
HDMI2 : AR3234, AR3231, D3203
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Replace Main
Board or HDMI
NG
Jack
HDMI1 : JK3201
HDMI2 : JK3202
LGE Internal Use Only
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