Do you mean the Technical Log? According to Jeremy Pratt's air law book "These should include the time the aircraft took off and landed and details of any defects".
Try reading this document
http://www.caa.co.uk/docs/33/CAP520.PDF it includes an example of a Technical Log and Defect Reporting sheet. There should be one with your aircraft and all the defects should be in there.
Why bother with the A Check?
Under the National system the Check A was part of the C of A and if not completed you were flying illegally!