System Setup - Garmin GPS 12XL Owner's Manual & Reference

To enter the time offset:
1. Highlight the 'OFFSET' field, and press
2. Enter the time offset, and press
the cursor to the left to change the plus or minus sign.
System Setup: Hours (Time Format)
The time display shown on the system setup and
Position Pages may be set to display the time in a 12-
or 24-hour format.
To select the time format:
1. Highlight the 'HOURS' field, and press
2. Select 12- or 24-hour display, and press
System Setup: Screen Contrast
The GPS 12XL has adjustable screen contrast con-
trolled by an on-screen bar scale.
To set the screen contrast:
1. Highlight the 'CONTRAST' field, and press
2. Adjust the bar scale to the desired contrast, and
press .
Note: The screen contrast can also be adjusted by
pressing the rocker keypad while on the Satellite Page
(see pg. 11).
System Setup: Backlighting Timeout
The screen backlight timeout is adjustable for 15,
30, 60, 120, or 240 seconds. The timeout may be can-
celled by setting it to 'Stay On' continuously. Whenever
backlighting is on, a bulb icon will appear on the
Satellite Page.
To set the backlight timeout:
1. Highlight the 'LIGHT' field, and press
2. Select the desired setting, and press
3. To turn lighting on and off, press
System Setup: Tone Setting
The GPS 12XL allows you to choose a tone for mes-
sages only, messages and keystrokes, or no tone at all.
To set the tone:
1. Highlight the 'TONE' field and press the
2. Select the desired setting and press
.
. Note: Move
.
.
.
.
.
briefly.
key.
.
REFERENCE

System Setup

To display the corre c t
local time, you must enter
the appropriate offset. See
the chart at the end of
Appendix C.
The "Stay On" setting will
keep your backlighting on
continuously. However, if
you use backlighting fre-
quently, this setting will
significantly reduce your
battery life.
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