Lowrance lcx-20c ユーザーズマニュアル

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You also may switch the Time Format between 12 and 24 hour options.
The Date Format also may be modifed between three options:
Month/Day/Year, Day/Month/Year and Year/Month/Day.

Time Settings Menu.

At the top right of the menu is the 

 button. This feature

allows your unit to automatically adjust with the time change caused
by Daylight Saving Time (you should only have to set it once). You may
select which set of rules matches DST in your region, or simply accept
the default.

Once you have each field set the way you want, press 

 repeatedly

until you return to the previous page.

Show WAAS Alarm

When the signal is available, your unit will automatically use WAAS to
boost the accuracy of the position fix. When the WAAS signal is lost or
acquired, an alarm message appears. Since the U.S. government is still
developing the WAAS system, it's not unusual for a GPS/WAAS
receiver to frequently lose and reacquire its lock on a WAAS satellite.
That can result in the alarm repeatedly going on and off. You have the
option of turning off the WAAS Acquired/Lost alarm without affecting
how the unit uses WAAS. Here's how:

1. Press 

↓

 to 

|

↓

 to 

.

2. With the option highlighted, press 

ENT 

to uncheck it (turn off) or

check it (turn on). After the option is set, press 

 to return to

the page display.

3. You can return to this command and press 

 again to turn the

feature on.