Welcome Newcomer!
The 'beep codes' can vary, and are listed in your Manual - which 'might' be different for you particular ASUS MOBO.
One short beep = VGA detected, Quick boot set to disabled
One continuous beep followed by two short beeps then a pause (repeated) = No memory detected\
One continuous beep followed by three short beeps = No VGA detected
One continuous beep followed by four short beeps = Hardware component failure
Please post your 'beep' patterns & MOBO model.