May occur when the output diver transistors of any of the amplifier become shorted. there are six amplifiers in this AV receiver. Normally AV receivers show this when any of the output amplifier have some problem. If then also it shows protect you have to check the amplifiers hardware.ĪV receivers shows protect mode, when there is a hardware fault in side it. if not, then any of the speaker is damaged. After that power the amplifier and check the protect show or not. Your system goes to standby mode after power ON means it is in protection mode.įirst of all remove all the speaker connections from the amplifier. One minute it's working and the next minute it's not. One of the more confusing car stereo problems can be when an amplifier goes into protection mode. Īmplifier Protection Mode Troubleshooting - Car Audio Help I have found a pair of final transistors shorted at one of the. Ĭar amplifier(Polk Audio PA660) question - Badcaps Forums > forum > showthread If your stereo has the protection light on, that means it has detected a short via the speaker connection, or has received over or under. What To Do If The Pertection Light Stays On ' Polk Audio. Polk Audio PA660.4 - How do I turn off or get out of protection so I ca.
Protection Light ' Polk Audio PA660.4 Support - > PA6604 > Troubleshooting PA880 Help Needed - Protection Light - Polk Audio Forum PA D4000.4 starts up in protect mode? - Polk Audio Forum Speakers causing the Power Amplifier to go into protection. Solution to my Protect Mode Problem - Polk Audio Forum Amp goes into protection mode - Polk Audio Forum > discussion > amp-goes-i.Īs the title says, my 4 channel amp goes into protection mode when I turn my volume up to about 18-20, causing a loss of sound.
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