3. Analog TV Video
Check RF Cable & Signal
Check Tuner 3.3V Power
L5003
Replace L5003
Check Tuner 1.2V Power
IC5001 2 pin : 1.2V
Check CVBS Signal
TU5001 11 Pin
Replace IC5001.
Check Tuner 5V Power
L5002
Check IC401
Check Mstar LVDS Output
Replace Mstar(IC101) or Main Board.
ok
ok
ok
ok
ok
No
No
No
No
No
Replace IC401
No
Bad Tuner. Replace Tuner.
Replace L5002
ok
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Summary of Contents for 22LE5300
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