Power light lids up and you hear voices and then the t.v turns off....what could be wrong

When Alexa Echo does not respond, then need to follow the steps
You can change the Wake words:
When Alexa Setup wrong responses then need to change the wake words with the given commands in the proper ways.
Check the mute Mics:
Here you will need to check the mute Mics Sometime it will Alexa red ring light flashing due to the Mute being turned off mode.
Press the Action Button:
This functionality is available in the Alexa Echo speaker device you can press it and solve the Alexa Not responding problem.
solve the Alexa Not Discovering Devices or Alexa Having Trouble Understanding Right Now Issues.

Turn off headset, press and hold power button till light flashes blue and red continously.
Release power button and press it twice. You will hear a Chinese voice prompt.
Press twice again to hear English voice prompt.
Press and hold till it turns off.
Turn it back on and connect to phone.

you might want to take that to a certified technician ..There is a pile of things that could be wrong ...If I tried anything it would be to remove the battery and the power cord and press and hold the power button down with the power unplugged wait about 30 seconds and plug everything back in ...Let me know if that does not work

Did you turn on the phantom power? Condenser mics need phantom power(unless the have their own battery.)

Make sure the pitcher lid is assembled properly aligning the arrow on the lid with the arrow on the handle. Press down firmly on the handle until you hear a slight click to ensure it is fully engaged. The Ninja will not run if the lid is not assembled correctly & the handle is not fully engaged.

"Genius Bar" at Apple Store; make appt.

First is the model listed here does not use a bulb, it has 3 picture tubes. What is actual model number as I think wrong one is listed here.

Sounds like a bad lid switch. If it works intermittently, could be loose. When you close the lid, the two parts of the lid switch line up which allows continuation of operation. You can bypass the lid switch by removing power to machine; locate the switch FOR THE LID ON THE MACHINE SIDE, remove the two wires and wire nut them together. MACHINE WILL RUN NORMALLY EVEN WITH THE LID OPEN.

first do a hard reset that disconnect the ac adoptor and the battery form the notebook and press the power button for 30 second and then only connect the adoptor and power on the notebook as the notebook boot up get connect to the internet to the hp.com site and do a bios update on the notebook

if your power light is off and the paper and ink lights are flashing try this.
1. remove all the paper,
2. open the cover and check for paper jam
3. make sure the ink cartridge lid is securley in place by opening and re closing the ink cartridge lid
reclose the lid, disconnect the power supply and hold the power button for 30 seconds. reinstall the power plug and turn the printer back on.

hope this helps