Problem connect Radeon 9270x to Philips 276E monitor trough HDMI connector

Hello

 

Recently buy a new monitor- Philips 276 E series and i can t connect my PC to monitor using HDMI port. My display not receive any signal. Not BIOS not Windows...

Driver installed is Radeon -win8.1-64bit-radeon-software-crimson-relive-17.4.4.

PC components is:

GPU-  Sapphire Radeon R-9270X

OS-Windows 8.1 64

MB-Asrock Killer Z97

Source-FSB 650 80+

RAM 18 gb

CPU Intel 4970k-4 ghz

If you can, please give an advice to make better,

 

Thanks!