Resetting The Device; Clearing User Data; Restoring All Default Settings; Viewing Device Information - Garmin Forerunner 620 Owner's Manual

• Go to http://buy.garmin.com, or contact your Garmin dealer
for information about optional accessories and replacement
parts.

Resetting the Device

If the device stops responding, you may need to reset it. This
does not erase any of your data or settings.
1
Hold for 15 seconds.
The device turns off.
2
Hold for one second to turn on the device.

Clearing User Data

You can restore all of the device settings to the factory default
values.
NOTE: This deletes all user-entered information, but it does not
delete your history.
1 Hold , and select Yes to turn off the device.
2
While holding , hold
3
Select Yes.

Restoring All Default Settings

NOTE: This deletes all user-entered information and activity
history.
You can reset all settings back to the factory default values.
Select > Settings > System > Restore Defaults > Yes.

Viewing Device Information

You can view the unit ID, software version, GPS version, and
software information.
Select > Settings > System > About.

Updating the Software

Before you can update your device software, you must have a
Garmin Connect account, and you must download the Garmin
Express Fit application.
1
Connect the device to your computer using the USB cable.
When new software is available, Garmin Express Fit sends it
to your device.
2
Follow the on-screen instructions.
3 Do not disconnect your device from the computer during the
update process.
NOTE: If you have already used Garmin Express Fit to set
up your device with Wi-Fi networks, Garmin Connect can
automatically download available software updates to your
device when it connects using Wi-Fi.

Maximizing Battery Life

• Shorten the backlight timeout
• Shorten the timeout to watch mode
• Select the Smart recording interval
• Turn off the Bluetooth wireless feature
• Turn off the Wi-Fi wireless feature

Switching to Watch Mode

You can put the device into a low-power watch mode that locks
the touchscreen and maximizes battery life.
NOTE: You can select to view the time of day.
1
Select until appears.
The device is in watch-only mode.
2
Select any key (except ), and tap the touchscreen to unlock
the device.
10
to turn on the device.
(page 8).
(page 8).
(page 9).
(page 2).
(page 2).

Turning Off the Device

For long-term storage and to maximize battery life, you can turn
off the device.
Hold , and select Yes to turn off the device.

Appendix

Heart Rate Zone Calculations

Zone % of Perceived Exertion
Maximum
Heart Rate
1 50–60% Relaxed, easy pace,
rhythmic breathing
2 60–70% Comfortable pace,
slightly deeper
breathing, conversation
possible
3 70–80% Moderate pace, more
difficult to hold
conversation
4 80–90% Fast pace and a bit
uncomfortable,
breathing forceful
5 90–100% Sprinting pace,
unsustainable for long
period of time, labored
breathing

Data Fields

Some data fields require ANT+ accessories to display data.
%HRR: The percentage of heart rate reserve (maximum heart
rate minus resting heart rate).
Average % HRR: The average percentage of heart rate reserve
(maximum heart rate minus resting heart rate) for the current
activity.
Average Cadence: The average cadence for the current
activity.
Average Ground Contact Time: The average amount of
ground contact time for the current activity.
Average HR: The average heart rate for the current activity.
Average HR % Max.: The average percentage of maximum
heart rate for the current activity.
Average Pace: The average pace for the current activity.
Average Speed: The average speed for the current activity.
Average Vertical Oscillation: The average amount of vertical
oscillation for the current activity.
Cadence: The steps per minute (right and left combined).
Calories: The amount of total calories burned.
Distance: The distance traveled for the current track or activity.
Elevation: The altitude of your current location above or below
sea level.
Ground Contact Time: The amount of time in each step that
you spend on the ground while running, measured in
milliseconds. Ground contact time is not calculated while
walking.
Heading: The direction you are moving.
Heart Rate: Your heart rate in beats per minute (bpm). Your
device must be connected to a compatible heart rate
monitor.
HR %Max.: The percentage of maximum heart rate.
Benefits
Beginning-level
aerobic training,
reduces stress
Basic cardiovascular
training, good
recovery pace
Improved aerobic
capacity, optimal
cardiovascular training
Improved anaerobic
capacity and
threshold, improved
speed
Anaerobic and
muscular endurance,
increased power
Appendix