Channel Tuning - LG 65UG8709 Service Manual

Standard Repair Process Detail Technical Manual
Error symptom
Content
<ALL MODELS>
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Only for training and service purposes
A. Video error_Video error, video lag/stop
TUNER input signal strength checking method
Established
date
Revised
date
Advanced Channels
Manual Tuning
A3

Channel Tuning
When the signal is strong,
use the attenuator (-10dB, -
15dB, -20dB etc.)
LGE Internal Use Only
A3