HP ProBook 820 Caps lock and NumLock blinking 5 times || Genuine solution

Описание к видео HP ProBook 820 Caps lock and NumLock blinking 5 times || Genuine solution

Please try these troubleshooting also
PROBLEM WITH BIOS

REMOVE CMOS BATTERY IF IT VISIBLE

AND REMOVE LAPTOP BATTERY ALSO

DONT CONNECT POWER

PRESS AND HOLD POWER BUTTON FOR 30 SEC

THE POWER IN BORD WILL ZERO

AND JUST CONNECT POWER WITHOUT BATTERY CHECK

IF NOT HAPPEN TRY 4-5 TIMES

what's the bios issue?
Ans.The error indicates embedded controller has timed out waiting for the BIOS to return from system board initialization (end of POST). The blinks indicate system board failure on your PC. Try restoring the BIOS to default and check if it helps.

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