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Yamaha RX-V671 7 Channel AV Receiver - Black Questions & Answers
What's your problem?powerprotection mode unlock
If the protect function works and causes hindrance to trouble shoot, cancel the protection function as described below, and it will be possible to enter the self-diagnostic function mode. (The protection functions other than the excess current dtect function will be disabled.)While pressing the "Tone Control" and "Info" keys, press the "Power" key to turn on the power and keep pressing those 2 keys for 3 seconds longer.The seld-diagnostic function mode is activated with the protection functions disabled.In this mode, the "Sleep" segment of the Flourescent Display flashes to indicate that the mode is self-diagnostic function mode with the protection functions disabled.Caution!!!! Usiong this product with the protection function disabled may cause further damage to your unit, so use special care when using this mode.
Yamaha rx-v671 usb overload issue
(francais) hello in my issue the probleme was a little resistor r027 it's in this red zone and very ugly. easy to find. a friend was unsolded the resistor and weld a little wire after wash with isopropanole alcool.
the resistor test the tension when we plug usb thing. less the resistor the usb ports don't work. you can buy r027 for 2 euros for 100 pieces.... or 2 euros for 5 10 pieces (funny).
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