What causes push power protector in Sony DVD?

If the impedance of any of the speakers is below the rated impedance range indicated on the rear of the home audio device next to the speaker connections, the home audio device may enter the PROTECT mode. Raising the volume with a low impedance speaker will trigger the protection circuit.

Why does my Sony STR D665 say protect?

I have a Sony STR-D665 receiver, that states “protect” on the display about 2 seconds after turning it on, and it won’t do anything. Does anyone know how to fix this? It does it regardless of anything connected to it or not. That is usually caused by a short in one of the speakers.

Why is my Sony home audio protector flashing?

Sony Home Audio Protect Flashing 1 If there has been an electrical surge or power outage, then the internal surge protection inside the home audio device… 2 Ensure the top of the home audio device has proper ventilation to keep it from overheating. Running the home audio… 3 Reduce the volume level. If the impedance of any of the… See More….

How to fix Sony receiver ” protect ” mode?

Sony receiver “protect” mode? I have a Sony STR-D665 receiver, that states “protect” on the display about 2 seconds after turning it on, and it won’t do anything. Does anyone know how to fix this?

What is non flammable resistor on Sony push pull?

Usually, a Class AB push-pull configuration has a ceramic resistor within the power path, which the Sony service manual calls non-flammable resistor that requires checking.

How did Sony Home Theater push power protect error solved?

This customer was referred to me by another customer whom I had repaired his Sony Bravia television which had backlight problem. After the phone call I visited the client and was shown the home theater receiver, testing was done in the presence of the customer to confirm what he said was the symptoms as my usual practice.

Why does my Sony surround sound receiver flash protector?

My goodness the internet is great. I was about to throw out a Sony surround sound receiver I’ve had for years because it would flash “PROTECTOR” on the display after being on for a few seconds, and I’d tried everything I could think of (cleaning, making sure no bits of wire in speaker posts, leaving off for hours or days, etc.).

I have a Sony STR-D665 receiver, that states “protect” on the display about 2 seconds after turning it on, and it won’t do anything. Does anyone know how to fix this? It does it regardless of anything connected to it or not. That is usually caused by a short in one of the speakers.

Sony receiver “protect” mode? I have a Sony STR-D665 receiver, that states “protect” on the display about 2 seconds after turning it on, and it won’t do anything. Does anyone know how to fix this?