why does my phone overheat when charging

[sri456]

When i connected to a original charger for charging my Xperia Z1 overheat it will post a screenshot "the connected power source not sufficient. The battery draining faster then it is charging."

[_alexdon_]

What output does the adapter have?Did you connect to wall socket?

[sri456]

Output :5.0vdc=1500mA

[_alexdon_]

Boot the device in safe mode and charge it like that:

http://talk.sonymobile.com/t5/FAQ/How-to-boot-your-phone-into-safe-mode/m-p/348008