The PlayStation Network will be partially inaccessible for six hours on June 2 for maintenance, according to a post on the PlayStation Community forums.
The maintenance window is scheduled for for Monday, June 2 from 9:50 a.m. to 3:30 p.m. PT/ 12:50 p.m. to 6:30 p.m. ET. The PlayStation Store, PlayStation Home and Account Management will not be available to users during maintenance. Those who signed into the network any time since May 30 will be able to play games online and use apps during the maintenance window.
The PlayStation Network in Europe will partially be inaccessible for several hours due to maintenance, according to an announcement on the European PlayStation Community forums. The European PSN maintenance window is scheduled for Monday, June 2 from 5:50 p.m. until 11:30 p.m. GMT. Sony advises that users may experience additional downtime for testing purposes.