Sony XBR-55X900C Setup Guide
![Sony XBR-55X900C manual cover](/images/c1f510e922fd9e27120ab04f/thumbs/thumb175x175.webp)
To connect your TV to Wi-Fi, press the 'Home' button on the remote, go to 'Settings', select 'Network', then 'Network Setup'. Choose 'Wireless Setup' and follow the on-screen instructions to connect to your Wi-Fi network.
Ensure the power cord is securely connected to both the TV and a working outlet. Try pressing the power button on the TV itself. If it still doesn't turn on, unplug the TV for a few minutes, then plug it back in and try again.
To perform a factory reset, press the 'Home' button on the remote, go to 'Settings', select 'Storage & Reset', then 'Factory Data Reset'. Confirm your selection to reset the TV to its original settings.
Check if the TV is on and if the input source is correct. Try using a different HDMI cable or port. If the problem persists, perform a power reset by unplugging the TV for a few minutes, then plugging it back in.
Press the 'Home' button on the remote, go to 'Settings', select 'About', then 'System Software Update'. Follow the on-screen instructions to download and install any available updates.
For optimal picture quality, set the 'Picture Mode' to 'Cinema' or 'Custom'. Adjust the 'Backlight', 'Brightness', and 'Contrast' to your preference. Ensure 'Reality Creation' and 'Motionflow' are set according to your viewing conditions.
Press the 'Home' button on the remote, go to 'Settings', select 'Accessibility', then 'Captions'. Turn the feature on and adjust settings like font size and color as needed.
Turn off and unplug the TV. Use a soft, dry microfiber cloth to gently wipe the screen. Avoid using any cleaning solutions or excessive pressure to prevent damage.
Connect your external speakers via the HDMI ARC port or use the optical digital audio output. Adjust the audio settings by pressing 'Home', navigating to 'Settings', and selecting 'Sound'. Set the 'Audio Output' to 'External Audio System'.
Check if the TV is muted or if the volume is turned down. Ensure your audio output settings are correct. If using external speakers, make sure they are properly connected and powered on.