The keyboard backlight on my Qosmio x500 (pqx33c-01400n, bios v2.90) doesn't turn on. Fn-Z doesn't work. And the options for it in Toshiba's HWSetup program don't exist ... only the Illumination LED section is there. I'm guessing it's supposed to look like the manual shows:
This guy seems to have had a similar problem years ago, but I'm not sure if it was ever resolved:
https
/www.cnet.com/forums/discussions/how-do-you-turn-on-backlit-keyboard-toshiba-x500-383056/

This guy seems to have had a similar problem years ago, but I'm not sure if it was ever resolved:
https
