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Sharp 48" Class LC-48LE551U AQUOS Full HD LED TV Questions & Answers
Sharp TV LC60LE745U the screen remained black and an arrow on the bottom of the TV stay blinking
These blinks [flashes] are fault indication (Error Codes). From the number of blinks occur at one time switch ON, you can get an idea about the faulty circuit section inside it. This will make repair easy. These are called blinking codes. Make sure about the exact number of blinking of the standby/power LED, by switching On & OFF the set, for at least two times. Count it carefully. If you wish to get some details, check the site linked here. It has details about blinking codes, and fault locating procedure, to many popular brand TVs and other devices.
http://electronicshelponline.blogspot.com/
Blinking codes details to many popular brand TVs are given. Surf the site with patience.
I have no sound on my sharp aquos 60" TV.
We have the same TV. In settings for sound you need to select the port directing where you want sound to play. It may be that it is currently setup to play to a sound bar.
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