California Code
ARTICLE 2 - Conduct of the Trial
Section 614.

614. After the jury have retired for deliberation, if there be a disagreement between them as to any part of the testimony, or if they desire to be informed of any point of law arising in the cause, they may require the officer to conduct them into Court. Upon their being brought into Court, the information required must be given in the presence of, or after notice to, the parties or counsel.

(Enacted 1872.)