On the search playback menu screen, it shows there is footage recorded on the date and the full day is recorded but then when it goes to play, up comes the 16 light blue screens.
It also does the same if I want to look at something from a previous day.
Below is a link to the manual I'm following.
http://www.protechsystems.co.uk/data/VXM4-16_Manual.pdf
This is the first time doing anything like this /o\