Lenovo Q190 Lenovo IdeaCentre Q190 Series User Guide - Page 14

Setting the display resolution • Set the refresh rate of your TV or monitor to less than 60 Hz to avoid damage to your TV or monitor. • If no image is displayed on the TV or monitor after setting a new refresh rate, turn off your TV or monitor and wait for a moment before restarting. • When connecting to a TV, please select the TV's appropriate input channel. • Lenovo recommends connecting the computer to a monitor using the VGA or HDMI video connector. • It is possible to connect the computer to a TV using the VGA or HDMI video connector, but Lenovo is unable to guarantee that this will work effectively. After the computer is connected and is operating normally, if a blank screen or no image is displayed on the TV, this may be a problem with the TV settings. Please consult with your TV supplier. Using S/P DIF output digital signals If you have external devices that support S/P DIF, you can use the S/P DIF port output high definition audio signal. Do the following before using S/P DIF output: 1. Connect the external device to the S/P DIF port. 2. From the Control Panel, select Hardware and Sound → Manage audio devices, from the pop up window choose the Playback tab, choose Digital Audio (S/P DIF) as your playback device, click the Apply button to save the change. Note: You may find your computer has no sound if you switch to a different external device that dose not support S/P DIF, follow step 2 to choose a proper playback device. User Guide 9