How to set up usb boot for ibm3650m3 server

First of all press F1, F2, F12 or DEL at the same time when booting up to enter the BIOS setup boot device settings, select USB device, tap OK, then press F10 to save. First of all, to set the USB disk boot must have to enter the Bois.

Boot method: before the operating system does not appear, press F2, F1, ESC, F12, or Enter, there is also Delete, different computers start up in different ways. You can try to start it, and you can press it several times during startup. Some will prompt how to boot during the boot process. Once inside, some will show BOOT, while others will also show Startup.

In any case, use the arrow keys on your keyboard and the prompts in the Bios to find the Boot item. Then use F5/F6/+/- to move to select the first boot item, boot from top to bottom accordingly, if you want the USB disk to boot first, select the item USB HDD, move it to the top, and then press F10 to save, and then it will reboot automatically.