Training With Power Meters; Using Electronic Shifters; Situational Awareness; Tempe - Garmin FORERUNNER 945 Owner's Manual

• Set your wheel size (Wheel Size and Circumference,
page 43).
• Go for a ride (Starting an Activity, page

Training with Power Meters

• Go to buy.garmin.com for a list of ANT+ sensors that are
compatible with your device (such as Vector
• For more information, see the owner's manual for your power
meter.
• Adjust your power zones to match your goals and abilities
(Setting Your Power Zones, page
• Use range alerts to be notified when you reach a specified
power zone (Setting an Alert, page
• Customize the power data fields
Screens, page 30).

Using Electronic Shifters

Before you can use compatible electronic shifters, such as
Shimano Di2 ™ shifters, you must pair them with your device
®
(Pairing Your Wireless Sensors, page
the optional data fields (Customizing the Data Screens,
page 30). The Forerunner device displays current adjustment
values when the sensor is in adjustment mode.

Situational Awareness

Your Forerunner device can be used with the Varia Vision
device, Varia ™ smart bike lights, and rearview radar to improve
situational awareness. See the owner's manual for your Varia
device for more information.
NOTE: You may need to update the Forerunner software before
pairing Varia devices (Updating the Software Using the Garmin
Connect App, page 38).

tempe

The tempe is an ANT+ wireless temperature sensor. You can
attach the sensor to a secure strap or loop where it is exposed
to ambient air, and therefore, provides a consistent source of
accurate temperature data. You must pair the tempe with your
device to display temperature data from the tempe.

Customizing Your Device

Customizing Your Activity List

1
From the watch face, hold
2 Select Settings > Activities & Apps.
3
Select an option:
• Select an activity to customize the settings, set the activity
as a favorite, change the order of appearance, and more.
• Select Add Apps to add more activities or create custom
activities.

Customizing the Widget Loop

You can change the order of widgets in the widget loop, remove
widgets, and add new widgets.
1
From the watch face, hold
2
Select Settings > Widgets.
3
Select a widget.
4
Select an option:
• Select Reorder to change the location of the widget in the
widget loop.
• Select Remove to remove the widget from the widget
loop.
5 Select Add Widgets.
Customizing Your Device
2).
).
™
8).
30).
(Customizing the Data
28). You can customize
™
.
.
6
Select a widget.
The widget is added to the widget loop.

Activities and App Settings

These settings allow you to customize each preloaded activity
app based on your needs. For example, you can customize data
pages and enable alerts and training features. Not all settings
are available for all activity types.
Hold , select Settings > Activities & Apps, select an activity,
and select the activity settings.
3D Distance: Calculates your distance traveled using your
elevation change and your horizontal movement over ground.
3D Speed: Calculates your speed using your elevation change
and your horizontal movement over ground
Distance, page 31).
Accent Color: Sets the accent color of each activity to help
identify which activity is active.
Alerts: Sets the training or navigation alerts for the activity.
Auto Climb: Enables the device to detect elevation changes
automatically using the built-in altimeter.
Auto Lap: Sets the options for the Auto Lap
page 31).
Auto Pause: Sets the device to stop recording data when you
stop moving or when you drop below a specified speed
(Enabling Auto Pause, page
Auto Run: Enables the device to detect ski runs automatically
using the built-in accelerometer.
Auto Scroll: Enables you to move through all of the activity data
screens automatically while the timer is running
Scroll, page 31).
Auto Set: Enables the device to start and stop exercise sets
automatically during a strength training activity.
Background Color: Sets the background color of each activity
to black or white.
ClimbPro: Displays ascent planning and monitoring screens
while navigating.
Countdown Start: Enables a countdown timer for pool
swimming intervals.
Edit Weight: Allows you to add the weight used for an exercise
set during a strength training or cardio activity.
Data Screens: Enables you to customize data screens and add
new data screens for the activity
Screens, page 30).
GPS: Sets the mode for the GPS antenna. Using the GPS +
GLONASS or GPS + GALILEO options provides increased
performance in challenging environments and faster position
acquisition. Using the GPS and another satellite together can
reduce battery life more than using the GPS option only.
Using the UltraTrac option records track points and sensor
data less frequently (UltraTrac, page
Lock Keys: Locks the keys during multisport activities to
prevent accidental key presses.
Map: Sets the display preferences for the map data screen for
the activity (Activity Map Settings, page
Metronome: Plays tones at a steady rhythm to help you
improve your performance by training at a faster, slower, or
more consistent cadence
Pool Size: Sets the pool length for pool swimming.
Power Save Timeout: Sets the power-save timeout options for
the activity (Power Save Timeout Settings, page
Rename: Sets the activity name.
Repeat: Enables the Repeat option for multisport activities. For
example, you can use this option for activities that include
multiple transitions, such as a swimrun.
(3D Speed and
feature (Auto Lap,
®
31).
(Using Auto
(Customizing the Data
32).
30).
(Using the Metronome, page
32).
29
7).