How to turn on the teletext dual screen (Video text) on my Philips TV?

Follow these steps to turn on the teletext dual screen view:

1. Press the [Teletext] button on the remote control to enter teletext mode
2. In teletext mode, press the [Options] button to display the options Menu
3. Press the cursor [Down] to select [Dual Screen] and press the [OK] button
4. The TV exits the options Menu automatically and display the dual screen
5. To return to full screen, select [Full Screen] in the options Menu and press the [OK] button
6. Press the [Teletext] button to exit teletext mode