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Sharp LC-32LE340E - Staying in Stand-By Mode

Sharp LC-32LE340E
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LC-32LE340/343
LC-40LE340/343
51
C. Staying in Stand-by Mode
Problem: Staying in stand-by mode, no other operation
This problem indicates a short on Vcc voltages. Protect pin should be logic high while normal
operation. When there is a short circuit protect pin will be logic low. If you detect logic low
on protect pin, unplug the TV set and control voltage points with a multimeter to find the
shorted voltage to ground.
52
D. IR Problem
Problem: LED or IR not working
Check LED card supply on MB70 chasis.
71
LC-32LE340/343
LC-40LE340/343

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