section 645(5)


645(5) In any case to be tried with a jury, the judge before whom an accused is or is to be tried has jurisdiction, before any juror on a panel of jurors is called pursuant to subsection 631(3) or (3.1) and in the absence of any such juror, to deal with any matter that would ordinarily or necessarily be dealt with in the absence of the jury after it has been sworn.