Marantz SR6009 firmware needed after powerfail

Satbeginner

Member
Apr 2, 2026
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Hello all,

My name is Leo, I am a retired Dutch electronic engineer, now living in Spain.

After a power fail (happens quite often here in the campo) my SR6009 wont turn on anymore.

I know this is an older AVR but I love this machine. I only have a blinking red led, and if I hold the Power button for several seconds it goes solid red, no blinking.
What I have found, this is most likely a corrupted firmware.
There is also nothing on the display.

I checked all the obvious things like voltages on the power supply, fuses, etc.
It seems there is nothing broken, just the firmware no longer working.

The good news, if I power it on by plugging in the power cord while holding the 2 buttons to initiate an USB restore there is the message on the display with the walking dots, so it is trying the SB restore.

As far as I figured out the firmware got corrupted, and via a USB restore it should be possible to bring it back to life.
Can somebody help me please with that file??

The file could be named something like: USB_SR6009K_150083903040-0001.zip (or different if it has another version)

I know it is a longshot, but I really like my Marantz.

Thanks,

Leo
 

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