03-15-2017 12:55 PM - edited 03-22-2017 12:18 PM
Welcome and thank you for considering the SONY Community!
We're sorry to hear about your no signal issue. Kindly refer to the link below for troubleshooting steps:
For further assistance regarding your concern, please contact the Sony offices/Sony representative offices nearest to your place of residence in Asia Pacific region http://www.sony-asia.com/locale-selector?hpid=countryselector:AsiaPacific. Due to proximity, they are in a better position to respond to your questions or concerns.