Currently Being ModeratedJan 7, 2014 7:55 AM (in response to MarcioMC)
What version of OS X do you have on the Macbook?
Currently Being ModeratedJan 10, 2014 8:44 AM (in response to MarcioMC)
Changes have been made to Mavericks regarding syncing contacts and calendar. That needs to be done via iCloud now. Take a moment to search the More Like This area or search for Mavericks threads that should provide you with more information.