K5synth

- power cable
- fuse inside
- power supply - el. caps, power regulators - check output voltages
- transformer
- lose connector - reseat
- dirty or oxidized connector - c lean & reseat
- damaged OS in Eprom
- reseat all IC's in sockets
- dead backup battery - replace it
- garbage in RAM - send good data by MIDI, factory data for example  
here:

http://www.kawaius.com/Downloads/download_archive-2.html

- lot of other reasons...

Daniel Forro


On Sep 28, 2016, at 11:44 PM, somethingkillingyou@... [k5synth]  
wrote:
> ...turned on my K5, and just as I mentioned in the title, no sound  
> and a blank display! yesterday it was fine.
>
> tried to power on and off but nothing changed, except for one single  
> time, when the display showed some garbage, then nothing... any  
> hint? what could be?
>
> Fabio
>