You need to insert some media that contains the backup data for a restore.
Anything that carries that message contains a batterythat can explode or leak if you try to charge the battery, if you connect the battery to something else, or if you throw it into the fire.
It means that it is not specifically designed for things like chat. One side sends a message, the other side picks up the message whenever they happen to connect.
Look on the PlayStation network or try to send a message to them
An address message is a message sent forward which contains address information, signalling information required to route and connect a call, service class information, information relating to user and network facilities, and call-originator identity.
The part that contains your message is the body.
A message that contains two meanings.
Try to send them a message on your PS3
Message Header
A change message is a message that has been forwarded many times, and usually contains audio.
A connect message
A message contains date, place where you live and place where you want to send the message, body of the message and your signature..
If this concerns the recent downtime where you get the message saying "playstation network is undergoing maitainence" theres nothing you can do to fix it.see related question