Topfield Freeview TRF-7150 User Manual page 21

2.6 Switching on for the first time 15
menu. If you do not see a picture, try pressing the
V.Format
button on the remote control. If after several tries you still get
no picture, check that the television is set to the correct input.
If the picture is good, you can skip to § 4.1 to search for the
available television and radio services. Otherwise, you may
need to temporarily connect the composite video connector
(VIDEO) to your television set so that you can see the on-screen
menus in order to configure the video settings.