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LGE Internal Use Only
Copyright ©
LG Electronics. Inc. All rights reserved.
Only for training and service purposes
2. Digital TV Video
Check the RF cable and RF signal
Check the Tuner 3.3V
; L3701, 3702, L3704 : +3.3V
Exchange the
L3701, L3702, L3704
Check the Tuner 1.2V
IC3701 5pin : 1.2V
Exchange the IC3701
Check the CLK SYNC DATA
TU3701 14,15,17~24
Exchange the Tuner
Check the LVDS output signal of
LGE2134(IC101)
Exchange the LGE2134(IC101)
Or Main board
NO
NO
NO
NO
YES
YES
YES
YES
3. Analog TV Video
Check the RF cable and RF signal
Check the Tuner 3.3V
; L3701, L3704 : +3.3V
Exchange the
L3701, L3704
Check the IF signals
TU3701 6.7 pin
Exchange the Tuner
Check the LVDS output signal of
LGE2134(IC101)
Exchange the LGE2134(IC101)
Or Main board
NO
NO
NO
YES
YES
YES
Summary of Contents for 32LX330C Series
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