ZTE Grand X Z777 Cricket Hang & Detect as a ZTE Handset Diagnostic Interface(DFU)mode

ZTE Grand X Z777 Cricket
When Power on, (ZTE Powered By Android) Logo Hang & after 10 Seconds Display goes Blank and showing Red light near Camera and Detect as a ZTE Handset Diagnostic Interface(DFU) mode in Computer Device Manager.

Need Help to boot this mobile as a Normal Boot.