Follow these steps:- Enter the Press button for SLEEP keyboard shortcut. Then, Press a standard key on your keyboard and move the mouse. Now, immediately press the power button on the system and also remember your Bluetooth devices should be on “off” mode. If still, you cannot resolve this issue then I recommend this link https://www.acersupportnumber.com/acer-support-number-europe/
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-screensaver in Ubuntu. https://bugs.launchpad.net/bugs/1408360 Title: Acer AO-722 does not return from sleep mode Status in gnome-screensaver package in Ubuntu: Confirmed Bug description: Acer AO-722 (AMD C-60 1..1,3 Ggz, Radeon HD6290 video) do`nt return from sleep mode. Monitor not included I blindly enter into the console and reboot: Ctrl+Alt+F1 , login+password , sudo reboot ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: gnome-screensaver 3.6.1-0ubuntu14 ProcVersionSignature: Ubuntu 3.18.0-8.9-generic 3.18.1 Uname: Linux 3.18.0-8-generic x86_64 ApportVersion: 2.15.1-0ubuntu1 Architecture: amd64 CurrentDesktop: Unity Date: Wed Jan 7 18:41:16 2015 GnomeSessionIdleInhibited: No GnomeSessionInhibitors: None GsettingsGnomeSession: org.gnome.desktop.session session-name 'ubuntu' org.gnome.desktop.session idle-delay uint32 0 InstallationDate: Installed on 2014-10-25 (73 days ago) InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1) SourcePackage: gnome-screensaver UpgradeStatus: No upgrade log present (probably fresh install) mtime.conffile..etc.xdg.autostart.gnome.screensaver.desktop: 2014-10-25T23:34:33.303476 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-screensaver/+bug/1408360/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp