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Gladiator NXT is seen only in bootloader mode

Posted: Sun Aug 31, 2025 20:16
by hiland
Hello,

I hope to get help with some problems with VKB Gladiator NXT base.

Recently my VKB Gladiator NXT just stopped being recognized by windows or VKBDevCfg. I also have VKB Gladiator NXT EVO base with omni throttle stick, and if I swapp the Evo base to the Gladiator NXT stick - it works just fine. So I know the issue is with the base.

I tried to follows the recommended steps to reflash the firmware, but with actually regression in results.

At first I was able to enter the boot mode by pressing F1+F2+F3 before plugging in the usb cable. I flashed the firmware (_Gladiator_NXT_v2_19_9.vkb), but the device still wouldn't show in VKBDevCfg. Even more, now I can enter the boot mode only by shorting two boot pins. I also tried the oldest firmware I could find (_Gladiator_NXT_v2_05_5.vkb) with no improvement. Not sure what else to try/ check.

Re: Gladiator NXT is seen only in bootloader mode

Posted: Mon Sep 01, 2025 15:38
by Alex Oz
Hello,
can you measure the voltage on the BOOT pins?

Re: Gladiator NXT is seen only in bootloader mode

Posted: Mon Sep 01, 2025 15:58
by hiland
I'm getting 3.2V

Re: Gladiator NXT is seen only in bootloader mode

Posted: Tue Sep 02, 2025 9:56
by Alex Oz
That's OK

Is the firmware process complete and error-free?
Изображение из буфера обмена.jpg


What firmware was used before 2_05_5?

Re: Gladiator NXT is seen only in bootloader mode

Posted: Tue Sep 02, 2025 16:31
by Alex Oz
Also try this fw
_Gladiator_NXT_v2_19_F.zip
(80.35 KiB) Downloaded 3 times


Do the LEDs on the base or handle light up?

Re: Gladiator NXT is seen only in bootloader mode

Posted: Tue Sep 02, 2025 21:17
by hiland
First I tried to flash v2_19_9, then v2_18_2 and v2_05_5. Every time the process was error free, with the only difference in Blocks number. I also tried now _v2_19_F, same thing - device isn't seen in VKBDevCfg in normal mode.
I see the blue LED light up during programming, but that's all I think