Cannot enter bios setup system not detect keyboard

[primaverasupportguy]

Hello,

get post error 7f. Then its stops. All devices are recognised but keyboard caps and num lock do not flash. What do I do?

 

[buwish]

Is this an old or new keyboard? Is it connected directly via USB? Bluetooth?

 

[ekoostik]

Borrow a PS2 keyboard.

 

[jivdis1x]

if mobo have a ps2 port use that first. Some bios dont detect usb keyboard