NorthStar 951X Operator's Manual page 18

Chapter 1 - Quick Start
Page 8
cartridges covering the areas you intend to navigate to are
readily available. Each cartridge includes several charts cover-
ing a specific area of coastline. Thousands of points, or nav
aids, are permanently stored on each cartridge.
If you want to use a cartridge that hasn't already been installed
in the unit's cartridge slot, you should install the cartridge
before turning the unit on (to avoid any possibility of a system
lock-up). The cartridge slot is located at the lower right-hand
corner of the unit.
If the unit is off, you can verify whether a cartridge has already
been installed by opening the cartridge access door (turn its
handle ¼-turn counter-clockwise) and looking inside the slot.
If the unit is on, you can verify whether a cartridge has already
been installed by pressing the &+$57 6(783 menu key to the
right of the CHART screen (the cartridge access door must be
fully closed and latched to display this information). One of
two possible screens will be displayed:
•
If a cartridge is present, the cartridge name and date are
displayed at the bottom of the CHART SETUP/STATUS
screen (at left below).
•
If a cartridge is either not installed or incorrectly installed,
the words NONE INSERTED are displayed (at right below).
The cartridge name is derived from its Navionics catalog num-
ber. The date may not be present for all cartridges, especially
951/952 Operator's Manual Rev. B