Help backup my old sony firm

[mantra]

hi
what can i use to backup my old sony 140 firmware ?
i would like to backup to my hardisk

[chok0]

you can use THIS for backup your f/w.

[dhc014]

It is impossible to backup the firmware of a Sony CRX140E if that’s what you’re talking about.

[mantra]

thank Sir dhc014
yes i tried but nothing