Press the "Job Box" button in the lower left as seen below:
If not already highlighted in blue click on the, "Private Print/Stored Job" row to highlight it in blue. Then press the "Open" button:
In the next screen you will see a list of users that have submitted jobs. Press on your name and press open.
The job list will show all available jobs you can print (once a job is released it is deleted from the system immediately). Press on all of the jobs you want to print. You will see them get a check mark. Finally press the 'Print' button.
Now you must select how many copies you want, then press 'Start Print' button.