After being sworn to take charge of the jury, the bailiff will escort the jury to the jury deliberation room and make sure that necessary articles are furnished to them, such as pencils, paper, etc., and see that all facilities are in order.
The jury shall be secured in the jury room. The bailiff shall not leave the jury unguarded during their deliberation. If the jury room is locked, the bailiff shall be available with the key in the event of an emergency.
"Upon retiring for deliberation, the jury may take with them all papers (except depositions) which have been received as evidence" (1137 PC).