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Garmin DESCENT G1 Series User Manual

Garmin DESCENT G1 Series
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DESCENT
G1 SERIES
Owner’s Manual

Table of Contents

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Garmin DESCENT G1 Series Specifications

General IconGeneral
Lens MaterialChemically strengthened glass
Case MaterialFiber-reinforced polymer
Strap MaterialSilicone
ConnectivityBluetooth, ANT+
Battery Saver Watch ModeUp to 48 days
Wrist-based Heart RateYes
Dive ComputerYes
Weight61 g
Display TypeSunlight-visible, transflective memory-in-pixel (MIP)
Water Rating10 ATM
SensorsGPS, GLONASS, Galileo, barometric altimeter, compass, accelerometer, thermometer
QuickFit Watch Band CompatibleYes
Dive FeaturesSingle-gas, multi-gas (including nitrox and trimix), gauge, apnea, apnea hunt
MemoryLogs up to 200 dives
Battery Life in Smartwatch ModeUp to 21 days

Summary

Introduction

Getting Started

Tasks to set up your watch and learn basic features.

Device Overview

Description of the watch buttons and their functions.

Using the Watch

How to navigate and interact with the watch interface.

Clocks

Setting an Alarm

How to set multiple alarms with custom times and repeat options.

Starting the Countdown Timer

Instructions for setting and starting a countdown timer.

Saving a Quick Timer

How to save and set up to ten separate quick timers.

Using the Stopwatch

How to start, stop, and restart the stopwatch function.

Adding Alternate Time Zones

How to display current time in additional time zones on the watch.

Diving

Dive Warnings

Important safety warnings and cautions for using the dive features.

Dive Modes

Overview of the six supported dive modes: Single-Gas, Multi-Gas, CCR, Gauge, Apnea, Apnea Hunt.

Dive Setup

Customizing dive settings like gases, conservatism, water type, and alerts.

Setting Up Your Breathing Gases

Configuring gas blends for dive modes, including oxygen and helium percentages.

Setting PO2 Thresholds

Configuring partial pressure of oxygen (PO2) thresholds for alerts.

Setting CCR Setpoints

Configuring high and low PO2 setpoints for closed-circuit rebreather (CCR) dives.

No-Fly Time

Information on remaining no-fly time after a dive.

Dive Data Screens

How to customize and view data screens during a dive.

Single-Gas and Multi-Gas Data Screens

Description of data displayed on single-gas and multi-gas dive screens.

CCR Data Screens

Description of data displayed on CCR dive screens.

Gauge Data Screens

Description of data displayed on gauge dive screens.

Apnea Data Screens

Description of data displayed on apnea dive screens.

Apnea Hunt Data Screens

Description of data displayed on apnea hunt dive screens.

Going Diving

Steps to start and conduct a dive using the watch.

Navigating with the Dive Compass

How to use the dive compass for underwater navigation.

Using the Gauge Dive Stopwatch

How to use the stopwatch feature during a gauge dive.

Using the Basic Dive Stopwatch

How to use the stopwatch feature during a gas dive or apnea surface interval.

Switching Gases During a Dive

Procedure for switching gases during a single-gas, multi-gas, or CCR dive.

Switching Between CC and OC Diving for a Bailout Procedure

How to switch between closed-circuit (CC) and open-circuit (OC) diving for a bailout.

Performing a Safety Stop

Guidance on performing a safety stop to reduce decompression sickness risk.

Performing a Decompression Stop

Instructions for performing required decompression stops during a dive.

Viewing the Surface Interval Glance

Viewing surface interval information, including oxygen toxicity and no-fly time.

Viewing the Dive Log Glance

Viewing summaries of recently recorded dives and additional dive information.

Dive Planning

How to plan future dives and calculate NDL times or create decompression plans.

Calculating NDL Time

How to calculate the no-decompression limit (NDL) time or maximum depth for a future dive.

Creating a Decompression Plan

Steps to create and save open-circuit decompression plans for future dives.

Using Decompression Plans

How to view, apply, edit, rename, or delete saved decompression plans.

Altitude Diving

How altitude affects dive calculations and how the device compensates.

Tips for Wearing the Device with an Exposure Suit

Advice on wearing the watch over a thick exposure suit for accurate readings.

Dive Alerts

Description of various dive alerts, their causes, and watch actions.

Activities and Apps

Dive Terminology

Definitions of terms used in diving, such as CNS, CCR, NDL, OTU, PO2.

Activities and Apps

Overview of using the watch for indoor, outdoor, athletic, and fitness activities.

Starting an Activity

Steps to start an activity, including GPS acquisition and sensor connection.

Tips for Recording Activities

Tips for charging the watch and using buttons during activities.

Stopping an Activity

Options for resuming, saving, suspending, or discarding an activity.

Running

Information about various running activities.

Going for a Virtual Run

How to pair the watch with a third-party app for virtual runs.

Calibrating the Treadmill Distance

How to calibrate the treadmill distance for accurate run tracking.

Swimming

Note on wrist-based heart rate enablement for swim activities.

Swim Terminology

Definitions of swimming terms like length, interval, stroke, and swolf.

Stroke Types

Identification and listing of stroke types for pool swimming.

Tips for Swimming Activities

Tips for starting pool swimming and recording rests.

Resting During Pool Swimming

How to start and manage rest intervals during pool swimming.

Auto Rest

How the auto rest feature detects and creates rest intervals for pool swimming.

Training with the Drill Log

How to use the drill log feature for manual recording of swim drills.

Multisport

Overview of multisport activities like triathlons and swimruns.

Triathlon Training

How to use the triathlon activity for transitioning between sport segments.

Creating a Multisport Activity

Steps to create a new multisport activity by selecting and customizing activities.

Indoor Activities

Using the watch for indoor training and how accuracy is calculated.

Recording a Strength Training Activity

How to record sets, reps, and rests during a strength training session.

Recording a HIIT Activity

Using specialized timers to record high-intensity interval training (HIIT) activities.

Using an ANT+ Indoor Trainer

How to connect and use the watch with a compatible ANT+ indoor trainer.

Climbing Sports

Overview of climbing sports and activity recording.

Recording an Indoor Climbing Activity

How to record routes and statistics for indoor climbing.

Recording a Bouldering Activity

How to record routes and difficulty levels for bouldering activities.

Starting an Expedition

How to use the Expedition app to prolong battery life during multi-day activities.

Recording a Track Point Manually

How to manually record track points during an expedition.

Viewing Track Points

How to view and navigate to recorded track points.

Hunting

How to save and view locations relevant to hunting activities.

Going Fishing

How to track daily fish count, competition time, or set interval timers.

Skiing

Information on skiing activities and viewing ski run details.

Viewing Your Ski Runs

How to view details of downhill skiing or snowboarding runs using auto run.

Recording a Backcountry Skiing Activity

How to manually switch between climbing and descending tracking modes.

Golfing

Overview of golfing features and initial setup.

Playing Golf

Steps to download courses and start playing a round of golf.

Viewing Hazards

How to view distances to hazards along the fairway for par 4 and 5 holes.

Moving the Flag

How to get a closer look at the green and move the pin location.

Changing Holes

How to manually change holes from the hole view screen.

Viewing Measured Shots

How to view recorded shot distances and enable automatic shot detection.

Manually Measuring a Shot

How to manually add a shot if the watch does not detect it.

Keeping Score

Instructions for keeping score during a round of golf.

Enabling Statistics Tracking

How to enable detailed statistics tracking while playing golf.

Recording Statistics

How to record statistics for golf activities, including strokes and putts.

Surfing

How to use the surfing activity to record sessions and view summaries.

Viewing Tide Information

How to view tide information, including tide height and high/low tide times.

Customizing Activities and Apps

How to customize the activities and apps list, data screens, and settings.

Adding or Removing a Favorite Activity

How to add or remove favorite activities for quick access.

Changing the Order of an Activity in the Apps List

How to reorder activities in the apps list.

Customizing the Data Screens

How to show, hide, and change the layout and content of data screens.

Adding a Map to an Activity

How to add the map to the data screens loop for an activity.

Creating a Custom Activity

How to create custom activities by copying or creating new ones.

Activities and App Settings

How to customize preloaded activity apps, data pages, and alerts.

Activity Alerts

How to set alerts for activities to train toward goals or navigate.

Setting an Alert

How to add or edit alerts for specific activities.

Enabling Auto Climb

How to use the auto climb feature to detect elevation changes automatically.

Changing the GPS Setting

How to change the GPS setting for activities (Off, Normal, GPS+GLONASS, etc.).

Training

Workouts

How to create custom workouts and use preloaded workouts from Garmin Connect.

Following a Workout From Garmin Connect

How to download and follow workouts from the Garmin Connect app.

Starting a Workout

Steps to start a downloaded workout on your watch.

Following a Daily Suggested Workout

How to use suggested workouts based on training status and VO2 max.

Creating an Interval Workout

How to customize interval workouts with distance, time, or open options.

Starting an Interval Workout

Steps to start a customized interval workout.

About the Training Calendar

How the training calendar on your watch syncs with Garmin Connect.

Using Garmin Connect Training Plans

How to download and use training plans from Garmin Connect.

PacePro Training

How to create custom pace bands for races based on distance and pace.

Downloading a PacePro Plan from Garmin Connect

Steps to download a PacePro plan from Garmin Connect.

Starting a PacePro Plan

How to start a PacePro plan and use its features during a run.

Using Virtual Partner®

How to use Virtual Partner to set a pace and race against it.

Setting a Training Target

How to set targets for distance, time, pace, or speed and get real-time feedback.

Racing a Previous Activity

How to race against a previously recorded or downloaded activity.

History

Overview of history data including time, distance, calories, and sensor information.

Using History

How to view saved activities and their details.

Multisport History

How multisport activity data is stored and separated by sport segment.

Viewing Your Time in Each Heart Rate Zone

How to view time spent in each heart rate zone to adjust training intensity.

Personal Records

How personal records achieved during activities are displayed.

Viewing Your Personal Records

How to view personal records for different sports.

Restoring a Personal Record

How to revert personal records to the previously recorded values.

Clearing Personal Records

How to delete individual or all personal records for a sport.

Viewing Data Totals

How to view accumulated distance and time data saved to the watch.

Using the Odometer

How the odometer records total distance traveled, elevation gained, and time.

Deleting History

How to delete all activities or reset totals from the device history.

Appearance

Watch Face Settings

How to customize the watch face appearance, layout, colors, and data.

Customizing the Watch Face

How to customize watch face information and appearance.

Glances

Overview of preloaded glances for quick information access.

Viewing the Glance Loop

How to scroll through the glance loop and view summary data for each glance.

Customizing the Glance Loop

How to change the order, remove, or add glances in the loop.

Body Battery

How the watch analyzes data to determine your overall Body Battery level.

Tips for Improved Body Battery Data

Tips for obtaining more accurate Body Battery readings.

Performance Measurements

How to track and understand training activities and race performances.

About VO2 Max. Estimates

Explanation of VO2 max. as an indicator of cardiovascular strength.

Getting Your VO2 Max. Estimate (running)

How to get a VO2 max. estimate for running activities.

Getting Your VO2 Max. Estimate for Cycling

How to get a VO2 max. estimate for cycling activities.

Viewing Your Predicted Race Times

How the watch uses VO2 max. and training history to predict race times.

Performance Condition

Real-time assessment of your ability to perform compared to your average fitness level.

Viewing Your Performance Condition

How to view performance condition during a run or ride.

Getting Your FTP Estimate

How to get your functional threshold power (FTP) estimate.

Conducting an FTP Test

How to conduct a guided test to determine your functional threshold power (FTP).

Lactate Threshold

Explanation of lactate threshold and its importance for training and racing.

Performing a Guided Test to Determine Your Lactate Threshold

How to perform a guided test to determine your lactate threshold.

Training Status

How training status reflects fitness and performance based on training load and VO2 max.

Training Status Levels

Explanation of different training status levels like Peaking, Productive, and Recovery.

Tips for Getting Your Training Status

Tips to improve the accuracy and utility of your training status feature.

Heat and Altitude Performance Acclimation

How temperature and altitude affect performance and how the watch provides acclimation.

Training Load

Measurement of training volume over the last seven days (EPOC).

Training Load Focus

How training load is distributed across aerobic and anaerobic categories.

About Training Effect

How Training Effect measures the impact of activities on aerobic and anaerobic fitness.

Recovery Time

How much time remains before you are fully recovered for the next hard workout.

Recovery Heart Rate

How to check recovery heart rate value after an activity.

Pausing and Resuming Your Training Status

How to pause and resume your training status due to injury or sickness.

Controls

Customizing the Controls Menu

How to add, remove, and change the order of shortcut menu options.

Music Playback Controls

How to control music playback on your paired phone.

Garmin Pay

How to use your watch to pay for purchases in participating locations.

Setting Up Your Garmin Pay Wallet

How to add credit or debit cards to your Garmin Pay wallet.

Paying for a Purchase Using Your Watch

Steps to use your watch to pay for purchases in a participating location.

Adding a Card to Your Garmin Pay Wallet

How to add credit or debit cards to your Garmin Pay wallet.

Managing Your Garmin Pay Cards

How to temporarily suspend or delete cards from your Garmin Pay wallet.

Changing Your Garmin Pay Passcode

How to change your Garmin Pay passcode.

Sensors and Accessories

Overview of internal sensors and wireless sensor pairing.

Wrist Heart Rate

How to view heart rate data and compatibility with chest heart rate monitors.

Wearing the Watch

Guidance on wearing the watch for comfort and accurate sensor readings.

Tips for Erratic Heart Rate Data

Tips to improve heart rate data accuracy if it is erratic or not appearing.

Wrist Heart Rate Monitor Settings

How to enable/disable wrist heart rate, set abnormal heart rate alerts, and broadcast HR.

Setting an Abnormal Heart Rate Alert

How to set heart rate threshold values for high or low alerts.

Broadcasting HR Data to Garmin Devices

How to broadcast heart rate data from your watch to paired devices.

Pulse Oximeter

How the pulse oximeter gauges blood oxygen saturation and where to view data.

Getting Pulse Oximeter Readings

How to manually begin a pulse oximeter reading.

Setting the Pulse Oximeter Mode

How to set the pulse oximeter mode (Manual, During Sleep, All Day).

Tips for Erratic Pulse Oximeter Data

Tips to improve pulse oximeter data accuracy if it is erratic or not appearing.

Compass

Overview of the watch's 3-axis compass and navigation features.

Compass Settings

How to set compass display, north reference, and mode.

Calibrating the Compass Manually

Steps to manually calibrate the electronic compass outdoors.

Setting the North Reference

How to set the directional reference (True, Magnetic, Grid, User) for heading info.

Altimeter and Barometer

How the watch collects elevation and pressure data.

Altimeter Settings

How to calibrate the altimeter sensor and set sensor modes.

Calibrating the Barometric Altimeter

How to manually calibrate the barometric altimeter if elevation is known.

Barometer Settings

How to set barometer calibration, plot, storm alert, and pressure display.

Calibrating the Barometer

How to manually calibrate the barometer using elevation or sea level pressure.

Wireless Sensors

Overview of wireless sensors that can be paired with the watch.

Pairing Your Wireless Sensors

Steps to pair wireless sensors using ANT+ or Bluetooth technology.

Running Dynamics

Explanation of running dynamics metrics and how they are calculated.

Training with Running Dynamics

How to view running dynamics data during a run.

Tips for Missing Running Dynamics Data

Troubleshooting tips if running dynamics data is not appearing.

inReach Remote

How to control your inReach device using your Descent watch.

Using the inReach Remote

How to add the inReach glance and use its remote functions.

VIRB Remote

How to control your VIRB action camera using your device.

Controlling a VIRB Action Camera

How to enable remote settings and control the VIRB camera from the watch.

Controlling a VIRB Action Camera During an Activity

How to control the VIRB camera using activity timer or menu options.

XERO Laser Location Settings

How to customize laser location settings by pairing with a Xero device.

Map

How your location and routes appear on the map.

Panning and Zooming the Map

How to pan, zoom, and quit the map view.

Map Settings

How to customize map appearance, orientation, and user locations.

Phone Connectivity Features

Pairing Your Phone with Your Watch

Steps to pair your watch directly through the Garmin Dive app.

Enabling Bluetooth Notifications

How to enable and configure Bluetooth notifications on your watch.

Viewing Notifications

How to view and interact with notifications on your watch.

Receiving an Incoming Phone Call

How incoming calls are displayed and options to accept or decline.

Replying to a Text Message

How to send quick replies to text message notifications from your watch.

Managing Notifications

How to manage notifications appearing on your watch based on phone settings.

Turning Off the Bluetooth Phone Connection

How to turn off the Bluetooth phone connection from the controls menu.

Turning On and Off Phone Connection Alerts

How to set alerts for smartphone connection and disconnection.

Phone Apps and Computer Applications

How to connect your watch to multiple Garmin phone apps and computer applications.

Garmin Connect

How Garmin Connect helps track, analyze, and share lifestyle activities.

Using the Garmin Connect App

How to use the Garmin Connect app to upload activity data.

Updating the Software Using the Garmin Connect App

How to update watch software using the Garmin Connect app.

Using Garmin Connect on Your Computer

How to use Garmin Express to upload data, install updates, and manage apps.

Updating the Software Using Garmin Express

How to update watch software using the Garmin Express application.

Connect IQ Features

How to add Connect IQ features like watch faces, apps, and data fields.

Downloading Connect IQ Features

How to download features from the Connect IQ app.

Downloading Connect IQ Features Using Your Computer

How to download Connect IQ features using a computer.

Garmin Dive App

How the Garmin Dive app uploads dive logs and views dive locations.

Garmin Explore

How Garmin Explore allows planning trips and cloud storage for routes.

Garmin Golf App

How the Garmin Golf app uploads scorecards and analyzes statistics.

User Profile

How to update your user profile on your watch or in the Garmin Connect app.

User Profile

Setting Up Your User Profile

How to update gender, birth year, height, weight, and heart rate zone settings.

About Heart Rate Zones

Explanation of heart rate zones for measuring and improving cardiovascular strength.

Fitness Goals

How heart rate zones help measure and improve fitness.

Setting Your Heart Rate Zones

How to determine default and custom heart rate zones.

Letting the Device Set Your Heart Rate Zones

How the device detects maximum heart rate and sets heart rate zones.

Heart Rate Zone Calculations

Table showing heart rate zones by % of Maximum Heart Rate and perceived exertion.

Setting Your Power Zones

How to set power zones based on FTP or custom settings.

Safety and Tracking Features

Adding Emergency Contacts

How to add emergency contact phone numbers for safety features.

Requesting Assistance

How to activate the assistance feature and send emergency messages.

Health and Wellness Settings

Settings for heart rate, pulse oximeter, move alerts, and goal alerts.

Auto Goal

How the device creates a daily step goal automatically.

Using the Move Alert

How the move alert reminds you to keep moving after periods of inactivity.

Intensity Minutes

How the watch tracks time spent in moderate to vigorous intensity activities.

Earning Intensity Minutes

How the watch calculates intensity minutes based on heart rate data.

Sleep Tracking

How the watch automatically detects and monitors sleep.

Using Automated Sleep Tracking

How to wear the device for sleep tracking and upload data.

Navigation

Viewing and Editing Your Saved Locations

How to save, view, and edit location details.

Navigating to a Destination

How to use the device to navigate to a destination or follow a course.

Navigating to the Starting Point of a Saved Activity

How to navigate back to the starting point of a saved activity.

Navigating to Your Starting Point During an Activity

How to navigate back to the starting point of an activity.

Navigating with Sight 'N Go

How to point the device at an object and navigate to it.

Marking and Starting Navigation to a Man Overboard Location

How to save a MOB location and start navigation back to it.

Stopping Navigation

How to stop navigation during an activity.

Courses

How to send and follow courses from Garmin Connect.

Creating and Following a Course on Your Device

Steps to create and follow a course directly on your device.

Creating a Course on Garmin Connect

How to create a course using the Garmin Connect app.

Sending a Course to Your Device

How to send a course created in Garmin Connect to your device.

Viewing or Editing Course Details

How to view or edit course details before navigating a course.

Projecting a Waypoint

How to create a new location by projecting distance and bearing.

Navigation Settings

How to customize map features and appearance when navigating.

Customizing Navigation Data Screens

How to customize map, elevation plot, and other navigation data screens.

Heading Settings

How to set the behavior of the navigation pointer.

Setting Navigation Alerts

How to set alerts for distance, estimated time, or straying from course.

Power Manager Settings

Customizing the Battery Saver Feature

How to adjust system settings to extend battery life in watch mode.

Changing the Power Mode

How to change power modes to extend battery life during an activity.

Customizing Power Modes

How to customize existing power modes or create new custom power modes.

Restoring a Power Mode

How to reset a preloaded power mode to factory default settings.

System Settings

Time Settings

How to adjust time settings, including format, time zone, and alerts.

Setting Time Alerts

How to set hourly, sunrise, and sunset alerts.

Syncing the Time

How the device automatically syncs time with GPS or a paired phone.

Changing the Backlight Settings

How to adjust backlight settings, including mode, keys, alerts, gesture, timeout, and brightness.

Customizing the Hot Keys

How to customize the hold function of buttons and button combinations.

Changing the Units of Measure

How to customize units of measure for distance, pace, elevation, etc.

Syncing Activities and Performance Measurements

How to sync activities and performance measurements from other Garmin devices.

Viewing Device Information

How to view device information, software version, and license agreement.

Viewing Regulatory and Compliance Information

How to view electronic regulatory and compliance information for the device.

Device Information

Charging the Watch

Steps on how to connect the watch to a USB charging port.

Solar Charging

How the solar charging capability allows charging while using the watch.

Tips for Solar Charging

Tips to maximize battery life by utilizing solar charging.

Specifications

Technical specifications of the device, including battery type and water rating.

Battery Life Information

Details on actual battery life based on enabled features and modes.

Device Care

Important notices and warnings regarding device care and cleaning.

Cleaning the Watch

Instructions on how to clean the watch and avoid skin irritation.

Changing the QuickFit Bands

Steps to slide the latch and remove/attach QuickFit bands.

Changing the Spring Bar Bands

How to replace bands using a pin tool and align watch pins.

Data Management

Note on device compatibility with Windows and Mac operating systems.

Deleting Files

Notice on not deleting system files and how to empty the trash folder.

Troubleshooting

Product Updates

How the device checks for updates and how to check manually.

Getting More Information

Where to find additional manuals, articles, and software updates.

My device is in the wrong language

How to change the device language selection if it was accidentally set incorrectly.

Is my smartphone compatible with my device?

Information on watch compatibility with phones using Bluetooth technology.

My phone will not connect to the watch

Tips to try if your phone will not connect to the watch.

Can I use my Bluetooth sensor with my watch?

Information on device compatibility with Bluetooth sensors.

Restarting Your Watch

How to turn off and turn on the watch.

Resetting All Default Settings

How to reset all device settings to factory defaults.

Diving

Troubleshooting steps related to diving features.

Resetting Your Tissue Load

How to reset your current tissue load saved on the device.

Resetting the Surface Pressure

How to reset surface pressure if the device incorrectly starts a dive activity.

Tips for Maximizing the Battery Life

Tips to extend the battery life of the watch.

Acquiring Satellite Signals

How to acquire satellite signals for GPS positioning.

Improving GPS Satellite Reception

Tips to improve GPS satellite reception.

The temperature reading is not accurate

Troubleshooting steps when the temperature reading is inaccurate.

Activity Tracking

Disclaimer regarding activity tracking accuracy.

My daily step count does not appear

Troubleshooting steps when the daily step count does not appear.

My step count does not seem accurate

Tips to try if your step count does not seem accurate.

The step counts on my device and my Garmin Connect don't match

Troubleshooting steps when step counts do not match between device and app.

The floors climbed amount does not seem accurate

Troubleshooting steps for inaccurate floor climbed amount.

Appendix

Data Fields

List of available data fields for activities, categorized by type.

Color Gauges and Running Dynamics Data

Explanation of color zones for running dynamics data and their interpretations.

Ground Contact Time Balance Data

Explanation of ground contact time balance and running symmetry.

Vertical Oscillation and Vertical Ratio Data

Explanation of vertical oscillation and vertical ratio data ranges.

VO2 Max. Standard Ratings

Standardized classifications for VO2 max. estimates by age and gender.

FTP Ratings

Classifications for functional threshold power (FTP) estimates by gender.

Wheel Size and Circumference

Table of tire sizes and their corresponding wheel circumference in mm.

Symbol Definitions

Definitions of symbols that may appear on the device or accessory labels.

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