Garmin fenix 3 Owner's Manual download pdf (Page 22)

Caring for the Heart Rate Monitor

NOTICE

You must unsnap and remove the module before washing the

strap.

A build up of sweat and salt on the strap can decrease the ability

of the heart rate monitor to report accurate data.

• Go to www.garmin.com/HRMcare for detailed washing

instructions.

• Rinse the strap after every use.

• Machine wash the strap after every seven uses.

• Do not put the strap in a dryer.

• When drying the strap, hang it up or lay it flat.

• To prolong the life of your heart rate monitor, unsnap the

module when not in use.

HRM-Run Specifications

Battery type User-replaceable CR2032, 3 volts

Battery life 1 year (1 hour per day)

Water rating 3 ATM*

NOTE: This product does not transmit heart

rate data while swimming.

Operating temperature

range

From -20° to 60°C (from -4° to 140°F)

Radio frequency/

protocol

2.4 GHz ANT+ wireless communications

protocol

*The device withstands pressure equivalent to a depth of 30 m.

For more information, go to www.garmin.com/waterrating.

User Replaceable Batteries

WARNING

Do not use a sharp object to remove batteries.

Keep the battery away from children.

Never put batteries in mouth. If swallowed, contact your

physician or local poison control center.

Replaceable coin cell batteries may contain perchlorate

material. Special handling may apply. See www.dtsc.ca.gov

/hazardouswaste/perchlorate.

CAUTION

Contact your local waste disposal department to properly

recycle the batteries.

Replacing the Heart Rate Monitor Battery

Use a small Phillips screwdriver to remove the four screws on

the back of the module.

Remove the cover and battery.

Wait 30 seconds.

Insert the new battery with the positive side facing up.

NOTE: Do not damage or lose the O-ring gasket.

Replace the back cover and the four screws.

NOTE: Do not overtighten.

After you replace the heart rate monitor battery, you may need

to pair it with the device again.

Data Management

NOTE: The device is not compatible with Windows

95, 98, Me,

Windows NT

, and Mac

OS 10.3 and earlier.

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.

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.

Disconnect the cable from your computer.

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.

Open the Garmin drive or volume.

If necessary, open a folder or volume.

Select a file.

Press the Delete key on your keyboard.

Troubleshooting

My daily step count does not appear

The daily step count is reset every night at midnight.

If dashes appear instead of your step count, allow the device

to acquire satellite signals and set the time automatically.

The temperature reading is not accurate

Your body temperature affects the temperature reading for the

internal temperature sensor. To get the most accurate

temperature reading, you should remove the watch from your

wrist and wait 20 to 30 minutes.

You can also use an optional tempe external temperature

sensor to view accurate ambient temperature readings while

wearing the watch.

Resetting Your Device

If the device stops responding, you may need to reset it.

Hold LIGHT for at least 25 seconds.

Hold LIGHT for one second to turn on the device.

Restoring All Default Settings

NOTE: This deletes all user-entered information and activity

history.

You can restore all of the device settings to the factory default

values.

Hold UP.

Select Settings > System > Restore Defaults > Yes.

Maximizing the Battery Life

You can do several things to extend the life of the battery.

• Reduce the backlight brightness and timeout (Backlight

Settings).

• Use UltraTrac GPS mode for your activity (UltraTrac).

• Turn off Bluetooth wireless technology when you are not

using connected features (Connected Features).

18 Device Information

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Garmin fenix 3 Owner's Manual Page 22

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