Garmin GPS III A Owner's Manual page 79

User Timer lets you select a count up or count down timer. For a count down timer you
may also specify the count down duration.
To select a user timer setting:
1. For a count down timer, highlight the 'User Timer' field in the right-hand column, press ENTER and
enter the count duration using the rocker keypad. Press ENTER to accept., then—with the left-hand
column highlighted—press ENTER to view the User Timer options. Select 'Down' and press ENTER.
2. For a count up timer, highlight the 'User Timer' field in the left-hand column, press ENTER and
select 'Up'. Press ENTER to confirm.
3. To reset the timer or turn the timer off, highlight the 'User Timer' field in the left-hand column,
press ENTER and select 'Reset' or 'Off' (as appropriate). Press ENTER to confirm.
Battery Timer provides a running count of how long the GPS III has been in operation
with the current batteries. The timer automatically stops when using an external power
source. The timer will automatically reset when depleted batteries are replaced, but can
also be manually reset.
To select a battery timer setting:
1. Highlight the 'Battery Timer' field in the left-hand column and press ENTER.
2. Select 'Off', 'On' or 'Reset' (as appropriate) and press ENTER.
Since Midnight provides a running count of how long the GPS III has been in operation
since midnight of the current day.
Since Factory Reset provides a running count of total GPS III operating time since the
receiver was shipped from the factory.
Timers Settings
REFERENCE
Setup Menu: Timers
The 'User Timer' option pro-
vides both count up and count
down timers.
The battery timer will auto-
matically reset when depleted
batteries are replaced with a
fresh set.
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