Anonymous posted an answer for this Sharp Aquos LC-37HV4U 37 in. LCD HDTV:
"hold down the input button and volume - while the MAIN POWER BUTTON IS OFF. Then turn on..."
Anonymous posted an answer for this Televison & Video:
"I have a fully functioning lc37hv4u box & cable that I will sell for 200$ my lcd got..."
Televison & Video 2 answers