288Troubleshooting Guide1414 Troubleshooting GuideIn power-saving mode, when the input sourceisDP,PCdisplay settings cannot be saved.Go toSystemGeneraland setMax powersavingtooff.Alternatively, configure thePCdisplay outputsettings again. Ensure the set is turned on.When booting thePCwith the input source settoDP, theBIOSand booting screens do notappear.Boot thePCwhen the set is turned on or whenthe input source is notDPOther issue