Mouse or keyboard without any operation within 30 seconds after the black screen display automatically.
Re-click the mouse or keyboard, screen wake.
Set the center mode various settings have been tried. invalid.
$ Xset -q // execute the command
Keyboard Control: auto repeat: on key click percent: 0 LED mask: 00000002 XKB indicators: 00: Caps Lock: off 01: Num Lock: on 02: Scroll Lock: off 03: Compose: off 04: Kana: off 05: Sleep: off 06: Suspend: off 07: Mute: off 08: Misc: off 09: Mail: off 10: Charging: off 11: Shift Lock: off 12: Group 2: off 13: Mouse Keys: off auto repeat delay: 660 repeat rate: 25 auto repeating keys: 00ffffffdffffbbf fadfffefffedffff 9fffffffffffffff fff7ffffffffffff bell percent: 50 bell pitch: 400 bell duration: 100 Pointer Control: acceleration: 7/2 threshold: 7 Screen Saver: prefer blanking: yes allow exposures: yes timeout: 0 cycle: 0 Colors: default colormap: 0x47 BlackPixel: 0x0 WhitePixel: 0xffffff Font Path: /usr/share/fonts/X11/misc,/usr/share/fonts/X11/Type1,built-ins DPMS (Energy Star): Standby: 0 Suspend: 0 Off: 0 DPMS is Enabled Monitor is On
It can be seen that DPMS problem, you can use
sudo xset -dpms
To close DPMS