My Passport Beeping Noise HELP !!

Hi,

See if the following link helps to identify the sound comming out of the unit.

http://wdc.custhelp.com/app/answers/detail/a_id/568/session/L3RpbWUvMTQwNzk1ODU5OS9zaWQvbjZUaV9MX2w%3D

I think will be better for you to reach out to WD Support for direct assistance.

WD support contact info:

http://support.wdc.com/country/index.asp?lang=en%22