Read LG 42PQ301R-ZB (CHASSIS:PP91B) Service Manual online
Making
Revision
2009. 2 . 1
PDP TV
Symptom
A. Picture Problem
RF Signal level Checking method
Repair Process-Reference data
◆ MENU
Æ SETUP Æ Diagnostics
1. Check whether Signal Strength, Signal Quality is over 50% or not.
2. If Signal Strength, Signal Quality is under 50%,install the Booster to increase signal level.
2. If Signal Strength, Signal Quality is under 50%,install the Booster to increase signal level.
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A21
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