Sony KDL-40EX640 Operating Instructions

To connect your Sony KDL-40EX640 to a Wi-Fi network, press the 'Home' button on your remote, navigate to 'Settings', select 'Network', then 'Network Setup', and choose 'Wireless Setup'. Follow the on-screen instructions to complete the setup.
If your Sony KDL-40EX640 won't turn on, first check if the power cord is securely connected. Ensure the remote has functioning batteries. If the problem persists, try a power reset by unplugging the TV for a few minutes and then plugging it back in.
To update the firmware on your Sony KDL-40EX640, press the 'Home' button, navigate to 'Settings', then 'Product Support', and select 'Software Update'. Follow the on-screen instructions to complete the update.
If there's no sound from your Sony KDL-40EX640, check the volume level and ensure the TV is not muted. Verify that the audio output settings are correct and that any connected audio devices are functioning properly.
To perform a factory reset on your Sony KDL-40EX640, press the 'Home' button, go to 'Settings', select 'System Settings', choose 'Customer Support', then 'Factory Settings', and confirm the reset.
The Sony KDL-40EX640 is compatible with VESA wall mounts measuring 200x200 mm. Ensure the wall mount supports the TV's weight, which is approximately 26.5 lbs (12 kg).
To connect external speakers to your Sony KDL-40EX640, use the audio output ports on the TV. You can connect via the digital optical audio out or the headphone jack, depending on your speaker's input options.
Yes, you can use a universal remote with your Sony KDL-40EX640. Program the remote using the appropriate Sony code listed in the universal remote's manual.
If the picture quality is poor, check the connection of your video sources. Adjust the picture settings in the TV menu by going to 'Settings' > 'Picture & Display' and experimenting with the different picture modes.
To enable closed captions on your Sony KDL-40EX640, press the 'Home' button, go to 'Settings', select 'System Settings', then 'Accessibility'. Choose 'Closed Captions' and turn them on.