My Nexus 4 DEAD topic

Help please. This my nexus 100% with the charger connected suddenly this was a mistake in the ROM and decided to reset it by pressing the power button but this did not come to light, try all methods to resolve this, charge the battery apart, remove and I put the battery back, button combination, but only managed to have the flashing light while I press on for 20 seconds and there remains the flickering light while pressing the power button. Help I need to recover my files. Sorry my english
The first image is when only chargue my nexus
Second is when press power button
Third is when press power button and appear red led intermitent
Sorry my english

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