Archive of the former Yahoo!Groups mailing list: Discussion about the Korg PolySix synthesizer

hello all
i have a new big problem with my polysix
when i turn it on, there are a lot of noise on the output, no equal sound on the same key , and the led of the bank selector and pacth selector light up several time and flash randomly

i suppose i have a problem with the memory taht there on the klm367 ?
please give me some suggestions or ideas in order to investigate

regards