Lg Electronics 47CS560-ZD 사용자 설명서

LGE Internal Use Only

Copyright ©2012 LG Electronics. Inc. All right reserved. 
Only for training and service purposes

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Check RF Cable & Signal

Check Tuner 3.3V Power

L3703

Replace L3703.

Check Tuner 1.8V Power 

IC3703  2 pin : 1.8V

Check IF_P/N Signal

TU3700 10/11  Pin

Replace IC3703. 

Check Mstar LVDS Output.

Replace Mstar(IC101) o r Main Board.

ok

ok

ok

ok

No

No

No

No

Bad Tuner. Replace T uner.

Check RF Cable & Signal.

Check Tuner 3.3V Power.

L3703

Replace L3703.

Check Tuner 1.8V Power.

IC3703 2 pin : 1.8V

Check CVBS Signal.

TU3700 8 Pin

Replace IC3703.

Check Mstar LVDS Output.

Replace Mstar(IC101) or Main Board.

ok

ok

ok

ok

No

No

No

No

Bad Tuner. Replace Tuner.