User Manual (ENGLISH)
Page 38
... Answer How can I adjust the resolution? Has the video card been set properly? If problems repeatedly occur, contact an authorized service center. Frequency can be changed after -service for details.) How can vary, depending on the computer sound card or software program. If the volume is still too low ... → System → Device Administrator" and then reboot the computer to reinstall the adapter (video) driver. See the video card manual to see if Install the monitor driver according the Plug & Play (VESA DDC) to the Driver Installation Instructions.
... Answer How can I adjust the resolution? Has the video card been set properly? If problems repeatedly occur, contact an authorized service center. Frequency can be changed after -service for details.) How can vary, depending on the computer sound card or software program. If the volume is still too low ... → System → Device Administrator" and then reboot the computer to reinstall the adapter (video) driver. See the video card manual to see if Install the monitor driver according the Plug & Play (VESA DDC) to the Driver Installation Instructions.