Juniper Allegro CE Owner's Manual page 148

3) Select which computer you want to synchronize with the master
file. The right arrow synchronizes the file on the desktop PC to the
Allegro. The left arrow synchronizes the file on the Allegro to the
desktop PC. The selection appears in the action box, shown in the
following example:
4) Click on the Synchronize button. The following appears:
The file you select to be synchronized now replaces the existing file
with the file chosen as the master file. In this example, the left arrow
is selected and the file on the Allegro is transferred to the desktop PC,
replacing the file on the desktop PC with the master file on the
Allegro.
Page 4-88 Windows CE