I receives a strange sound from the speakers whenever my Z3TC boot.

[keikou]

https://www.youtube.com/watch?v=ik4BZPgLc3o&feature=youtu.be

I receives a strange sound from the speakers whenever my Z3TC boot.
after 33 seconds, It sound Tick~Tick~

What is it? Is it same with your? 

[Uliwooly]

@keikou

Can't recreate the issue, is or was your tablet locked to a carrier? 

settings > about tablet > which software and build number do you have?

[keikou]

Thank you for your message..

Build : 23.1.A.1.28

OS : 5.0.2

Watch the YOUTUBE again Please

[Uliwooly]

I can't hear anything, sorry