Deleting Files
NOTICE
If you do not know the purpose of a file, do not delete it. Your
device memory contains important system files that should not
be deleted.
1
Open the
Garmin
drive or volume.
2
If necessary, open a folder or volume.
3
Select a file.
4
Press the
Delete
key on your keyboard.
Disconnecting the USB Cable
If your device is connected to your computer as a removable
drive or volume, you must safely disconnect your device from
your computer to avoid data loss. If your device is connected to
your Windows computer as a portable device, it is not
necessary to safely disconnect.
1
Complete an action:
• For Windows computers, select the
Safely Remove
Hardware
icon in the system tray, and select your device.
• For Mac computers, drag the volume icon to the trash.
2
Disconnect the cable from your computer.
Customizing Your Device
Settings
To open the device settings, select >
Settings
.
Alarm
: Sets a daily alarm.
Activity Tracking
: Turns activity tracking on or off (
).
Tones
: Turns audible tones on or off. You can set tones for
keys and alert messages.
User Profile
: Sets your maximum heart rate, weight, height,
gender, and birth year.
NOTE:
Calorie and heart rate zone measurements while
) are most accurate when you enter
your user profile.
Setup
: Sets the time of day, time format, language, and units of
measurement.
Setting the Alarm
1
Select >
Settings
>
Alarm
.
2
Select an option:
• Select
Edit Alarm
if the alarm is already set and you want
to change the time.
• Select
Turn On
if the alarm is not yet set.
3
Set the time, and select to accept.
Setting the Time
By default, the time is set automatically when the device
acquires satellite signals. You can also set the time manually.
1
Select >
Settings
>
Setup
>
Time
>
Set Time
.
2
Select an option:
• Select
Auto
to allow the device to set the time
automatically when it is receiving satellite signals.
• Select
Manual
to set the time manually, and enter the
time.
Training Indoors
You can turn GPS off when you are training indoors or to save
battery life.
1
Select > >
No
.
The device enters timer mode.
2
Select
Start
to start the timer.
3
Go for a run.
Device Information
Forerunner Specifications
Battery type
Rechargable, built-in lithium-ion battery
Battery life
Up to 5 weeks in low power mode
Up to 8 hours in active mode
Operating temperature
range
From -15º to 60ºC (from 5º to 140ºF)
Charging temperature
range
From 0º to 45ºC (from 32º to 113ºF)
Radio frequency/
protocol
2.4 GHz ANT+ wireless communications
protocol
Water rating
5 ATM*
*The device withstands pressure equivalent to a depth of 50 m.
For more information, go to
Heart Rate Monitor Specifications
Battery type
User-replaceable CR2032, 3 volts
Battery life
Approximately 3 years (1 hour per day)
Operating temperature
range
From -10° to 50°C (from 14° to 122°F)
Radio frequency/
protocol
2.4 GHz ANT+ wireless communications
protocol
Water rating
1 ATM*
NOTE:
This product does not transmit heart
rate data while swimming.
*The device withstands pressure equivalent to a depth of 10 m.
For more information, go to
Device Care
NOTICE
Avoid extreme shock and harsh treatment, because it can
degrade the life of the product.
Avoid pressing the keys under water.
Do not use a sharp object to clean the device.
Avoid chemical cleaners, solvents, and insect repellents that
can damage plastic components and finishes.
Thoroughly rinse the device with fresh water after exposure to
chlorine, salt water, sunscreen, cosmetics, alcohol, or other
harsh chemicals. Prolonged exposure to these substances can
damage the case.
Do not store the device where prolonged exposure to extreme
temperatures can occur, because it can cause permanent
damage.
Cleaning the Device
1
Wipe the device using a cloth dampened with a mild
detergent solution.
2
Wipe it dry.
Caring for the Heart Rate Monitor
NOTICE
A build up of sweat and salt on the strap can decrease the
ability of the heart rate monitor to report accurate data.
• Rinse the strap after every use.
• Hand wash the strap occasionally, using a tiny amount of
mild detergent, such as dishwashing liquid.
NOTE:
Using too much detergent may damage the strap.
• Do not put the strap in a dryer.
• When drying the strap, hang it up or lay it flat.
User Replaceable Batteries
WARNING
Do not use a sharp object to remove batteries.
5
Summary of Contents for Forerunner 15
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