Im from Belarus . How can I call to service support?

contact iTunes Support. Either use the form or scroll to the bottom of the page in the 2nd link. Follow through the screens to get a chat or telephone option.

iTunes Support

iTunes Support – world wide

Apple Support by e-mail or chat Select your device, Battery, Power and Charging, then Power adapter not working to get a chat option. If the initial contact can’t help you, ask them to have someone who can help contact you.

Apple Support using Twitter

Or fill out and submit this form.

Try filling out the form in the first link I posted.

You are welcome.