Section 5
Messages and Unit Settings
The GPS 150XL’s
M
key provides access to system messages and allows you to
customize the unit to your own preferences through a settings submenu. Whenever the
GPS 150XL needs to alert you to a navigation or system message, the annunciator light
(
U
) next to the
M
key will flash. Some messages are advisory in nature (e.g., the arrival
and countdown alarms), while others may require your immediate attention (e.g., poor
GPS coverage). For a complete list of GPS 150XL messages, please see Appendix D.
To view a message, press
M
. Press
M
again to return to the previous page.
The GPS 150XL’s settings submenu is also accessed from the
M
key.
To view the settings submenu, press and hold
M
for more than 2 seconds.
Once the settings submenu has been accessed, the following setup pages are available
by rotating
O
with the cursor inactive:
• Map page settings
• CDI scale settings
• Nearest airport search
• Mag. var./arrival alarm settings
• Battery saver
• Display screen settings
• Backlighting settings
• Trip timer settings
• Navigation units
• SUA settings
• Map datums
• I/O Settings (channel 2 only)
69
To access the settings submenu pages, press and
hold the
M
key for two seconds. The GPS 150XL
will return to the last submenu viewed the next
time you access the unit settings.
To view a message, press
M
.
SECTION
5
UNIT SETTINGS
Messages &
Settings Submenus
150xl manual B 8/4/98 1:10 PM Page 69