Garmin GNC 250 - Manual (Page 84)

The GNC 250’s battery saver feature can be programmed to automatically
turn off the display when using the optional remote battery pack. This will increase
the remote battery life in event of power failure. During this time, the GNC 250 will
continue to navigate and track satellites, but will not display information until a key
is pressed or a knob is turned.
To set the display timeout:
1. Press and hold
M
and rotate
O
to display the ‘Battery saver’ page.
2. Press C twice to activate the cursor.
3. Rotate
K
until the desired value is displayed (0, 30, 60 or 90 seconds). Entering 0 will
leave the display on at all times. Press
C
to finish.
The GNC 250 features automatic brightness control to adjust the display for opti-
mum viewing in any condition. This is done using a photocell at the top left corner
of the display bezel. It is important that this photocell not be covered to ensure prop-
er display adjustment. You may also select manual control of the display brightness to
tailor the GNC 250 to your needs.
To change the display intensity settings:
1. Press and hold
M
and rotate
O
to display the display intensity page.
2. Press
C
twice and use
K
to select ‘auto’ or ‘manual’ control.
3. Press E .
4. If manual is selected, use K to set the display intensity.
5. Press
C
to complete.
74
APPENDIX D
Messages &
Abbreviations
Automatic display intensity.
Display timeout settings.
SECTION
6
UNIT SETTINGS
Battery Saver
Display Intensity
250 real 7/14/98 9:33 AM Page 74