URGENT !!! SONY NHC-711 - CAN ANYONE HELP,PLEASE???

Hi,


URGENT !!! SONY NHC-711 - CAN ANYONE HELP,PLEASE???


Suddenly Stopped playing, no lights, etc...

Still can hear the clicking sound when sitched on/off....

Urgently need advise on how to repair and the Service and Repair manuals, Please !!!!

Thank you !!!!