Hi, I've a N3DS XL with 10.5 firmware (EUR Zelda majora's mask edition) and Toshiba(?) THGBMBG4 eMMC (2 GB)
The hardmod installation is fine, as I already did an upgrade to 10.6 and then I restored the 10.5, but after a FIRM downgrade and a restore, the 3DS is always stuck on the blue...