The cutting noise occurs when connecting to the Mac via bluetooth.

When the cutting noise happens when connecting to the Mac via bluetooth, you maybe able to solve it with clearing the PRAM memory.

Resetting the PRAM

You reset the PRAM / NVRAM by doing the following:

• Reboot a Mac and then immediately hold down the Command+Option+P+R keys

You will then hear the Mac reboot sound again, signifying that the Macs PRAM or NVRAM has been reset successfully.