Do you have a question about the DESCENT MK2I and is the answer not in the manual?
Questions and answers
Marc Houg
March 2, 2025
How to turn on ATR
1 comments:
Mr. Anderson
May 14, 2025
To turn on ATR (Air Time Remaining) on the Garmin Descent Mk2i, enable the SAC/RMV/ATR setting. This allows calculations for surface air consumption (SAC), respiratory minute volume (RMV), and air time remaining (ATR).
Diving with the Map......27 Charging the Device........ 5 Viewing the Surface Interval Widget... 28 Product Updates........6 Viewing the Dive Log Widget....28 Setting Up Garmin Express....6 Dive Planning........28 Calculating NDL Time....... 29 Diving..........7 Creating a Decompression Plan..29 Dive Warnings.........
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Turning Off Wrist-based Heart Rate Updating the Software Using the While Swimming....... 42 Smartphone Apps......53 Golfing........... 43 Updating the Software Using Garmin Playing Golf........43 Express..........54 Hole Information....... 43 Using Garmin Connect on Your Big Numbers Mode....... 44 Computer........
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Your Computer........57 Vertical Oscillation and Vertical Ratio Data........66 Garmin Pay........58 Tips for Missing Running Dynamics Data............66 Setting Up Your Garmin Pay Wallet..58 Performance Measurements....67 Paying for a Purchase Using Your Turning Off Performance Watch............ 58 Notifications........67...
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Activity Tracking Settings....82 Pausing Your Training Status....92 Turning Off Activity Tracking..82 Resuming Your Paused Training Workouts..........82 Status..........92 Following a Workout From Garmin Connect..........83 Clocks..........93 Creating a Custom Workout on Garmin Connect........ 83 Setting an Alarm........93 Sending a Custom Workout to Your Editing an Alarm........
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Your Device........96 Enabling Auto Climb....... 111 Creating a Round-Trip Course..97 3D Speed and Distance....111 Creating a Course on Garmin Turning On and Off the Lap Key..111 Connect..........97 Using Auto Scroll......112 Sending a Course to Your Changing the GPS Setting....
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Club Sensors........127 Acquiring Satellite Signals....135 Improving GPS Satellite Reception 135 Device Information....... 127 The temperature reading is not Descent Mk2i Specifications..... 127 accurate..........135 Battery Information......128 Maximizing the Battery Life....136 Descent T1 Specifications....128 Activity Tracking......... 136 Data Management......
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The step counts on my device and my Garmin Connect account don't match..........136 The floors climbed amount does not seem accurate........ 137 Getting More Information....137 Appendix........138 Data Fields.......... 138 VO2 Max. Standard Ratings....145 FTP Ratings......... 146 Wheel Size and Circumference..147 Symbol Definitions......
Introduction WARNING See the Important Safety and Product Information guide in the product box for product warnings and other important information. Always consult your physician before you begin or modify any exercise program. Getting Started When using your watch the first time, you should complete these tasks to set it up and get to know the basic features.
Buttons LIGHT • Press to turn the backlight on and off. • Press to turn the device on. • Hold to view the controls menu. NOTE: While diving, hold functions are disabled. MENU·UP • Press to scroll through the widget loop and menus. •...
• Hold MENU to customize the watch face, adjust settings, and pair wireless sensors. Viewing the Controls Menu The controls menu contains options, such as turning on do not disturb mode, locking the keys, and turning the device off. You can also open the Garmin Pay wallet. ™...
Viewing Widgets Your device comes preloaded with several widgets, and more are available when you pair your device with a smartphone. • Press UP or DOWN. The device scrolls through the widget loop and displays summary data for each widget. •...
3 Select an option to add your watch to your account: • If this is the first time you are pairing a device with the Garmin Dive app, follow the on-screen instructions. • If you already paired another device with the Garmin Dive app, select Add > Devices, and follow the on- screen instructions.
Product Updates On your computer, install Garmin Express (www.garmin.com/express). On your smartphone, install the Garmin ™ Dive app. This provides easy access to these services for Garmin ® devices: • Software updates • Map updates • Course updates • Data uploads to Garmin Dive •...
Diving Dive Warnings WARNING • The diving features of this device are for use by certified divers only. This device should not be used as a sole dive computer. Failure to input the appropriate dive-related information into the device can lead to serious personal injury or death.
Dive Modes The Descent Mk2i device supports six dive modes. Each dive mode has four phases: dive pre-check, surface display, in-dive, and post-dive. Single-Gas: This mode allows you to dive with a single gas blend. You can set up to 11 additional gases as backup gases.
™ device, that stores heart rate data with the dive. You can view chest heart rate monitor data in the Garmin Dive app after you complete the dive. Double Tap to Scroll: Allows you to double tap the device to scroll through the dive data screens. If you notice accidental scrolling, you can use the Sensitivity option to adjust the responsiveness.
Setting Up Your Breathing Gases You can enter up to twelve gases for each gas dive mode. Decompression calculations include your decompression gases, but do not include your backup gases. 1 Hold MENU. 2 Select Dive Setup > Gases. 3 Select a dive mode. 4 Select the first gas in the list.
7 If necessary, select Depth, and enter a depth value for the automatic setpoint change. Air Integration The Descent Mk2i dive computer can be used with a paired Descent T1 transmitter to view tank pressure, estimated air time remaining, and estimated gas consumption. You can also view the tank pressure and battery status for up to four other divers in your group.
Transmitter Position Tips The transmitter communicates wirelessly with your compatible dive computer. On the surface, it uses ANT ® technology. Underwater, it uses a sonar signal. Your body, drysuit, and dive equipment can obstruct the signal, particularly while underwater. For the best reception, all transmitters in your group should have clear lines of sight to the dive computer.
Installing the Transmitter on Your Tank Regulator WARNING Always use the pre-installed flow restrictor when using the transmitter directly attached to your regulator. Always use the included air spool when connecting the transmitter to a high pressure hose extension (Installing the Transmitter on a High Pressure Hose Extension, page 14).
Installing the Transmitter on a High Pressure Hose Extension WARNING Always use the pre-installed flow restrictor when using the transmitter directly attached to your regulator (Installing the Transmitter on Your Tank Regulator, page 13). Always use the included air spool when connecting the transmitter to a high pressure hose extension.
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WARNING Verify the installed transmitter does not physically interfere with any hoses or other tank assemblies. 7 Use two in. (16 mm) wrenches to tighten the transmitter, placing one wrench on the transmitter and one wrench on the hose fitting. NOTICE To prevent damage to the transmitter and possible loss of function, do not overtighten.
When the transmitter detects pressure, it wakes from low power mode. The transmitter plays a tone when it wakes from low power mode and is ready to pair. 3 On the Descent Mk2i dive computer, hold MENU, and select Dive Setup > Air Integration > Transmitters > Add New.
Transmitter Settings You can customize the settings for paired transmitters prior to a dive. On the paired Descent dive computer, hold MENU, select Dive Setup > Air Integration > Transmitters, and select a transmitter. Status: Enables a connection to the transmitter, and shows current connection status. Identify: Plays a tone on the selected paired transmitter.
Dive Data Screens You can press DOWN or double-tap the device to scroll through the data screens. In the activity settings, you can reorder the default data screens, add a dive stopwatch, and add custom data screens (Customizing the Data Screens, page 107).
Single-Gas and Multi-Gas Data Screens Primary data screen: Displays the main dive data, including your breathing gas and rate of ascent or decent. Your partial pressure of oxygen (PO2) level. Your nitrogen (N2) and helium (He) tissue load level. Green: 0 to 79% tissue load. Yellow: 80 to 99% tissue load.
CCR Data Screens Primary data screen: Displays the main dive data, including your breathing gas and rate of ascent or decent. Indicates whether closed-circuit (CC) or open-circuit (OC) diving is active. Your partial pressure of oxygen (PO2) level. Your nitrogen (N2) and helium (He) tissue load level. Green: 0 to 79% tissue load.
Your central nervous system (CNS) oxygen toxicity level. Green: 0 to 79% CNS oxygen toxicity. Yellow: 80 to 99% CNS oxygen toxicity. Red: 100% or greater CNS oxygen toxicity. Your current oxygen toxicity units (OTU). Green: 0 to 249 OTU. Yellow: 250 to 299 OTU.
Apnea and Apnea Hunt Data Screens Surface interval screen: Displays the current surface interval time, as well as the elapsed time, maximum depth, and temperature for your last apnea dive. Time of day screen: Displays the time of day and your heart rate data. Map: Displays your current location on the map (Diving with the Map, page 27).
Starting a Dive 1 From the watch face, press START. 2 Select a dive mode (Dive Modes, page 3 If necessary, press DOWN to edit the dive settings, such as the gases, water type, and alerts (Dive Setup, page 4 Wait with your wrist out of the water until the device acquires GPS signals and the status bar turns green (optional).
Using the Dive Stopwatch TIP: You can add a simplified stopwatch screen to any of the gas dive modes (Customizing the Data Screens, page 107). 1 Start a Gauge dive. 2 Scroll to the stopwatch screen. 3 Press START, and select Reset Avg. Depth to set the average depth to your current depth. 4 Press START, and select Start Stopwatch.
Viewing the Transmitter Data Screens 1 Press DOWN to view the transmitter data screen. The gas consumption estimate for the selected transmitters. NOTE: You can customize the transmitters used for gas calculations (Including Transmitters in Gas Consumption Calculations, page 17). The air time remaining (ATR) estimate for the selected transmitters.
Switching Between CC and OC Diving for a Bailout Procedure During a closed-circuit rebreather (CCR) dive, you can switch between closed-circuit (CC) and open-circuit (OC) diving while you perform a bailout procedure. 1 Start a CCR dive. 2 Press START. 3 Select Switch to OC.
You can view your dive entry and exit locations on the map during apnea surface intervals. TIP: You can view map data for all dive modes in the dive log widget and in the Garmin Dive app. 1 During an apnea dive activity, scroll to the map.
Viewing the Surface Interval Widget The widget displays your surface interval time, tissue load, and central nervous system (CNS) oxygen toxicity percentage. 1 From the watch face, press UP or DOWN to view the surface interval widget. 2 Press START to view your oxygen toxicity units (OTU) and CNS percentage. NOTE: The OTU accumulated during a dive expire after 24 hours.
Calculating NDL Time You can calculate the no-decompression limit (NDL) time or maximum depth for a future dive. These calculations are not saved or applied to your next dive. 1 Press START. 2 Select Plan Dive > Compute NDL. 3 Select an option: •...
Editing a Decompression Plan 1 Press START. 2 Select Plan Dive > Deco Plans. 3 Select a decompression plan. 4 Select an option: • To change the decompression plan details, select Edit. • To edit the name of the decompression plan, select Rename. 5 Edit the information.
The current depth and stop depth flash safety stop. safety stop ceiling. yellow. The device has invalid or missing depth Do not dive. Failed to read Do not start a dive. Call Garmin sensor data before you start a dive depth sensor. Product Support. activity. Diving...
The device has invalid or missing depth Use a backup dive computer or dive Failed to read depth sensor data after you have started a dive plan and end your dive. Call Garmin sensor. End your dive now. activity. Product Support.
Activities and Apps Your device can be used for indoor, outdoor, athletic, and fitness activities. When you start an activity, the device displays and records sensor data. You can save activities and share them with the Garmin Connect ™ community.
The watch displays the hours of battery life gained with the selected power mode. Playing Audio Prompts During an Activity You can enable your Descent Mk2i device to play motivational status announcements during a run or other activity. Audio prompts play on your connected headphones using Bluetooth technology, if available. Otherwise, audio prompts play on your smartphone paired through the Garmin Connect app.
Using the Metronome The metronome feature plays tones at a steady rhythm to help you improve your performance by training at a faster, slower, or more consistent cadence. NOTE: This feature is not available for all activities. 1 From the watch face, press START. 2 Select an activity.
Recording a Strength Training Activity You can record sets during a strength training activity. A set is multiple repetitions (reps) of a single move. 1 From the watch face, press START. 2 Select Strength. 3 Select a workout. The first time you record a strength training activity, you must select which wrist your watch is on. 4 Select View to view a list of workout steps (optional).
Viewing Tide Information WARNING Tide information is for information purposes only. It is your responsibility to heed all posted water-related guidance, to remain aware of your surroundings, and to use safe judgment in, on, and around the water at all times.
Going for a Track Run Before you go for a track run, make sure you are running on a standard-shape, 400 m track. You can use the track run activity to record your outdoor track data, including distance in meters and lap splits. 1 Stand on the outdoor track.
Recording a Backcountry Skiing Activity The backcountry skiing activity lets you manually switch between climbing and descending tracking modes so you can accurately track your statistics. 1 From the watch face, press START. 2 Select Backcountry Ski. 3 Select an option: •...
Stroke type identification is available only for pool swimming. Your stroke type is identified at the end of a length. Stroke types appear in your swimming history and in your Garmin Connect account. You can also select stroke type as a custom data field (Customizing the Data Screens, page 107).
Tips for Swimming Activities • Before starting a pool swimming activity, follow the on-screen instructions to select your pool size or enter a custom size. The next time you start a pool swimming activity, the device uses this pool size. You can hold MENU, select the activity settings, and select Pool Size to change the size.
Golfing Playing Golf Before you play golf, you should charge the device (Charging the Device, page 1 From the watch face, press START. 2 Select Golf. 3 Go outside, and wait while the device locates satellites. 4 Select a course from the list of available courses. 5 If necessary, set your driver distance.
Big Numbers Mode You can change the size of the numbers on the hole information screen. Hold MENU, select the activity settings, and select Big Numbers. The distance to the back of the green The distance to the middle of the green or selected pin position The distance to the front of the green The current hole number The par for the current hole...
Moving the Flag You can take a closer look at the green and move the pin location. 1 From the hole information screen, press START. 2 Select Move Flag. 3 Press UP or DOWN to move the pin position. 4 Press START. The distances on the hole information screen are updated to show the new pin location.
Keeping Score 1 From the hole information screen, press START. 2 Select Scorecard. The scorecard appears when you are on the green. 3 Press UP or DOWN to scroll through the holes. 4 Press START to select a hole. 5 Press UP or DOWN to set the score. Your total score is updated.
Your device is compatible with the TruSwing sensor. You can use the TruSwing app on your watch to view swing metrics recorded from your TruSwing sensor. See the owner's manual for your TruSwing sensor for more information www.garmin.com/manuals/truswing. Using the Golf Odometer You can use the odometer to record the time, distance, and steps traveled.
Viewing the Direction to the Pin The PinPointer feature is a compass that provides directional assistance when you are unable to see the green. This feature can help you line up a shot even if you are in the woods or in a deep sand trap. NOTE: Do not use the PinPointer feature while in a golf cart.
Recording a Bouldering Activity You can record routes during a bouldering activity. A route is a climbing path along a boulder or small rock formation. 1 From the watch face, press START. 2 Select Bouldering. 3 Select a grading system. NOTE: The next time you start a bouldering activity, the device uses this grading system.
Phone notifications: Displays phone notifications and messages on your Descent device. LiveTrack: Allows friends and family to follow your races and training activities in real time. You can invite followers using email or social media, allowing them to view your live data on a Garmin Connect tracking page.
When you receive a text message notification on your Descent device, you can send a quick reply by selecting from a list of messages. You can customize messages in the Garmin Connect app. NOTE: This feature sends text messages using your phone. Regular text message limits and charges from your carrier and phone plan may apply.
3 Press BACK to stop searching. Garmin Dive App The Garmin Dive app allows you to upload your dive logs from your compatible Garmin device. You can add more detailed information about your dives, including environmental conditions, photos, notes, and dive buddies.
You can create your free Garmin Connect account when you pair your device with your phone using the Garmin Connect app. You can also create an account when you set up the Garmin Express application (www.garmin.com/express).
Garmin Express application to upload your activity data to your Garmin Connect account and to send data, such as workouts or training plans, from the Garmin Connect website to your device. You can also install device software updates and manage your Connect IQ apps.
The safety and tracking features are supplemental features and should not be relied on as a primary method to obtain emergency assistance. The Garmin Connect app does not contact emergency services on your behalf. The Descent Mk2i device has safety and tracking features that must be set up with the Garmin Connect app. NOTICE To use these features, your device must be connected to the Garmin Connect app using Bluetooth technology.
2 Pair your smartphone with the Descent Mk2i device (Pairing Your Smartphone, page 3 On the Descent Mk2i device, hold MENU, and select Safety & Tracking > GroupTrack > Show on Map to enable viewing connections on the map screen.
Connect IQ Features You can add Connect IQ features to your watch from Garmin and other providers using the Connect IQ app. You can customize your device with watch faces, data fields, widgets, and device apps.
Garmin Pay The Garmin Pay feature allows you to use your watch to pay for purchases in participating stores using credit or debit cards from a participating financial institution. Setting Up Your Garmin Pay Wallet You can add one or more participating credit or debit cards to your Garmin Pay wallet. Go to garmin.com...
Changing Your Garmin Pay Passcode You must know your current passcode to change it. If you forget your passcode, you must reset the Garmin Pay feature for your Descent Mk2i device, create a new passcode, and reenter your card information.
Before you can send your personal music to your device, you must install the Garmin Express application on your computer (www.garmin.com/express). You can load your personal audio files, such as .mp3 and .m4a files, to a Descent Mk2i device from your computer. For more information, go to garmin.com/musicfiles.
Select to change the repeat mode. Select to change the shuffle mode. Connecting Bluetooth Headphones To listen to music loaded onto your Descent Mk2i device, you must connect headphones using Bluetooth technology. 1 Bring the headphones within 2 m (6.6 ft.) of your device.
Heart Rate Features The Descent Mk2i device has a wrist-based heart rate monitor and is also compatible with chest heart rate monitors (sold separately). You can view heart rate data on the heart rate widget. If both wrist-based heart rate and chest heart rate data are available when you start an activity, your device uses the chest heart rate data.
Broadcasting Heart Rate Data to Garmin Devices You can broadcast your heart rate data from your Descent Mk2i device and view it on paired Garmin devices. NOTE: Broadcasting heart rate data decreases battery life. 1 From the heart rate widget, hold MENU.
Running Dynamics You can use your compatible Descent device paired with the HRM-Pro accessory or other running dynamics accessory to provide real-time feedback about your running form. The running dynamics accessory has an accelerometer that measures torso movement in order to calculate six running metrics.
Elite runners tend to have quick and balanced strides. You can watch the color gauge or data field during your run or view the summary on your Garmin Connect account after your run. As with the other running dynamics data, ground contact time balance is a quantitative measurement to help you learn about your running form.
Vertical Oscillation and Vertical Ratio Data The data ranges for vertical oscillation and vertical ratio are slightly different depending on the sensor and whether it is positioned at the chest (HRM-Pro, HRM-Run , or HRM-Tri accessories) or at the waist (Running ™...
HRV stress test: The heart rate variability (HRV) stress test requires a Garmin chest heart rate monitor. The device records your heart rate variability while standing still for 3 minutes. It provides your overall stress level.
In simple terms, VO2 max. is an indication of athletic performance and should increase as your level of fitness improves. The Descent Mk2i device requires wrist-based heart rate or a compatible chest heart rate monitor to display your VO2 max. estimate. The device has separate VO2 max.
The device analyzes several weeks of your training data to refine the race time estimates. TIP: If you have more than one Garmin device, you can enable the Physio TrueUp feature, which allows your ™...
Viewing Your Heart Rate Variability and Stress Level This feature requires a Garmin chest heart rate monitor. Before you can view your heart rate variability (HRV) stress level, you must put on a heart rate monitor and pair it with your device...
79). Performing a Guided Test to Determine Your Lactate Threshold This feature requires a Garmin chest heart rate monitor. Before you can perform the guided test, you must put on a heart rate monitor and pair it with your device (Pairing Your Wireless Sensors, page 125).
Getting Your FTP Estimate Before you can get your functional threshold power (FTP) estimate, you must pair a chest heart rate monitor and power meter with your device (Pairing Your Wireless Sensors, page 125), and you must get your VO2 max. estimate (Getting Your VO2 Max.
Cycling performance measurements require a heart rate monitor and a power meter. These estimates are provided and supported by Firstbeat. For more information, go to garmin.com /performance-data/running. NOTE: The estimates may seem inaccurate at first. The device requires you to complete a few activities to learn about your performance.
VO2 max. decline while exposed to high altitudes. Your Descent Mk2i device provides acclimation notifications and corrections to your VO2 max. estimate and training status when the temperature is above 22ºC (72ºF) and when the altitude is above 800 m (2625 ft.).
Recovery Time You can use your Garmin device with wrist-based heart rate or a compatible chest heart rate monitor to display how much time remains before you are fully recovered and ready for the next hard workout.
51 to 75 is high reserve energy, and 76 to 100 is very high reserve energy. You can sync your device with your Garmin Connect account to view your most up-to-date Body Battery level, long-term trends, and additional details (Tips for Improved Body Battery Data, page 76).
Pulse Oximeter The Descent Mk2i device has a wrist-based pulse oximeter to gauge the peripheral saturation of oxygen in your blood. Knowing your oxygen saturation can help you determine how your body is acclimating to high altitudes for alpine sport and expedition.
Turning On All-Day Pulse Oximeter Readings 1 From the pulse oximeter widget, hold MENU. 2 Select Options > Pulse Ox Mode > All Day. The device automatically analyzes your oxygen saturation throughout the day, when you are not moving. NOTE: Turning on all-day mode decreases battery life. Turning Off Automatic Pulse Oximeter Readings 1 From the pulse oximeter widget, hold MENU.
You can also set each heart rate zone and enter your resting heart rate manually. You can manually adjust your zones on the device or using your Garmin Connect account. 1 Hold MENU.
• Run often with the wrist or chest heart rate monitor. • Try a few heart rate training plans, available from your Garmin Connect account. • View your heart rate trends and time in zones using your Garmin Connect account. Heart Rate Zone Calculations...
Your device creates a daily step goal automatically, based on your previous activity levels. As you move during the day, the device shows your progress toward your daily goal If you choose not to use the auto goal feature, you can set a personalized step goal on your Garmin Connect account.
Your device includes several preloaded workouts for multiple activities. You can create and find more workouts using Garmin Connect, or select a training plan that has built-in workouts and transfer them to your device. You can schedule workouts using Garmin Connect. You can plan workouts in advance and store them on your device.
Send to Device. 5 Follow the on-screen instructions. Creating a Custom Workout on Garmin Connect Before you can create a workout on the Garmin Connect app, you must have a Garmin Connect account (Garmin Connect, page 53). 1 From the Garmin Connect app, select 2 Select Training >...
The suggested workout updates automatically to changes in training habits, recovery time, and VO2 max. Turning Daily Suggested Workout Prompts On and Off Daily suggested workouts are recommended based on your previous activities saved to your Garmin Connect account. 1 From the watch face, select START.
About the Training Calendar The training calendar on your device is an extension of the training calendar or schedule you set up in Garmin Connect. After you have added a few workouts to the Garmin Connect calendar, you can send them to your device.
Starting Today's Workout After you send a Garmin Coach training plan to your device, the Garmin Coach widget appears in your widget loop. 1 From the watch face, select UP or DOWN to view the Garmin Coach widget. If a workout for this activity is scheduled for today, the device shows the workout name and prompts you to start it.
Starting a PacePro Plan Before you can start a PacePro plan, you must download a plan from your Garmin Connect account. 1 From the watch face, press START. 2 Select an outdoor running activity. 3 Hold MENU. 4 Select Training > PacePro Plans.
You can download Strava segments to your Descent Mk2i device. Follow Strava segments to compare your performance with your past rides, friends, and pros who have ridden the same segment. To sign up for a Strava membership, go to the segments widget in your Garmin Connect account. For more information, go to www.strava.com.
You can upload your activity data to your Garmin Connect account to view your segment position. NOTE: If your Garmin Connect account and Strava account are linked, your activity is automatically sent to your Strava account so you can review the segment position.
5 Select an option: • Select From History to select a previously recorded activity from your device. • Select Downloaded to select an activity you downloaded from your Garmin Connect account. 6 Select the activity. The Virtual Partner screen appears indicating your estimated finish time.
Select an option: • From the training status widget, hold MENU, and select Options > Pause Training Status. • From your Garmin Connect settings, select Performance Stats > Training Status > > Pause Training Status. TIP: You should sync your device with your Garmin Connect account.
Clocks Setting an Alarm You can set multiple alarms. 1 From the watch face, hold MENU. 2 Select Clocks > ALARMS > Add Alarm. 3 Enter the alarm time. Editing an Alarm 1 From the watch face, hold MENU. 2 Select Clocks > ALARMS > Edit. 3 Select an alarm.
Using the Stopwatch 1 From the watch face, hold MENU. 2 Select Clocks > STOPWATCH. 3 Press START to start the timer. 4 Press LAP to restart the lap timer The total stopwatch time continues running. 5 Press STOP to stop both timers. 6 Select an option: •...
Navigation Saving Your Location You can save your current location to navigate back to it later. NOTE: You can add options to the controls menu (Customizing the Controls Menu, page 117). 1 Hold LIGHT. 2 Select . 3 Follow the on-screen instructions. Editing Your Saved Locations You can delete a saved location or edit its name, elevation, and position information.
Courses You can send a course from your Garmin Connect account to your device. After it is saved to your device, you can navigate the course on your device. You can follow a saved course simply because it is a good route. For example, you can save and follow a bike friendly commute to work.
• To view a list of ascents in the course, select View Climbs. Creating a Course on Garmin Connect Before you can create a course on the Garmin Connect app, you must have a Garmin Connect account (Garmin Connect, page 53).
Viewing or Editing Course Details You can view or edit course details before you navigate a course. 1 From the watch face, press START. 2 Select an activity. 3 Hold MENU. 4 Select Navigation > Courses. 5 Press START to select a course. 6 Select an option: •...
Navigating with Sight 'N Go You can point the device at an object in the distance, such as a water tower, lock in the direction, and then navigate to the object. 1 From the watch face, press START. 2 Select an activity. 3 Hold MENU.
1 During an activity, hold MENU. 2 Select Stop Navigation. Your device comes preloaded with maps and can display several types of Garmin map data, including topographical contours, nearby points of interest, ski resort maps, and golf courses. To purchase additional map data and view compatibility information, go to garmin.com/maps.
Saving or Navigating to a Location on the Map You can select any location on the map. You can save the location or start navigating to it. 1 From the map, hold MENU. 2 Select Pan/Zoom. Controls and crosshairs appear on the map. 3 Pan and zoom the map to center the location in the crosshairs.
Changing the Map Theme You can change the map theme to display map data optimized for your activity type. For example, high contrast map themes provide better visibility in challenging environments, and activity-specific map themes display the most important map data at-a-glance. 1 Start an outdoor activity.
Using History History contains previous activities you have saved on your device. The device has a history widget for quick access to your activity data (Widgets, page 114). 1 From the watch face, hold MENU. 2 Select History > Activities. 3 Select an activity.
Deleting History 1 From the watch face, hold MENU. 2 Select History > Options. 3 Select an option: • Select Delete All Activities to delete all activities from the history. • Select Reset Totals to reset all distance and time totals. NOTE: This does not delete any saved activities.
Customizing Your Device 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 MENU, select Activities &...
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Vibration Alerts: Enables alerts that notify you to inhale or exhale during a breathwork activity. Workout Videos: Enables instructive workout animations for a strength, cardio, yoga, or Pilates activity. Animations are available for pre-installed workouts and workouts downloaded from Garmin Connect. Customizing Your Device...
Customizing the Data Screens You can show, hide, and change the layout and content of data screens for each activity. 1 Hold MENU. 2 Select Activities & Apps. 3 Select the activity to customize. 4 Select the activity settings. 5 Select Data Screens. 6 Select a data screen to customize.
Alerts You can set alerts for each activity, which can help you to train toward specific goals, to increase your awareness of your environment, and to navigate to your destination. Some alerts are available only for specific activities. There are three types of alerts: event alerts, range alerts, and recurring alerts. Event alert: An event alert notifies you once.
Setting an Alert 1 Hold MENU. 2 Select Activities & Apps. 3 Select an activity. NOTE: This feature is not available for all activities. 4 Select the activity settings. 5 Select Alerts. 6 Select an option: • Select Add New to add a new alert for the activity. •...
Activity: Sets an activity for routing. The device calculates routes optimized for the type of activity you are doing. Popularity Routing: Calculates routes based on the most popular runs and rides from Garmin Connect. Courses: Sets how you navigate courses using the device. Use the Follow Course option to navigate a course exactly as it appears, without recalculating.
Enabling Auto Pause You can use the Auto Pause feature to pause the timer automatically when you stop moving. This feature is helpful if your activity includes stop lights or other places where you must stop. NOTE: History is not recorded while the timer is stopped or paused. 1 Hold MENU.
4 Select the activity settings. 5 Select Auto Scroll. 6 Select a display speed. Changing the GPS Setting For more information about GPS, go to www.garmin.com/aboutGPS. 1 Hold MENU. 2 Select Activities & Apps. 3 Select an activity. NOTE: This feature is not available for all activities.
Power Save Timeout Settings The timeout settings affect how long your device stays in training mode, for example, when you are waiting for a race to start. Hold MENU, select Activities & Apps, select an activity, and select the activity settings. Select Power Save Timeout to adjust the timeout settings for the activity.
Descent device. Floors climbed: Tracks your floors climbed and progress toward your goal. Garmin coach: Displays scheduled workouts when you select a Garmin coach training plan in your Garmin Connect account. Golf: Displays golf scores and statistics for your last round.
The widget is added to the widget loop. inReach Remote The inReach remote function allows you to control your inReach device using your Descent device. Go to buy.garmin.com to purchase a compatible inReach device. Using the inReach Remote Before you can use the inReach remote function, you must add the inReach widget to the widget loop (Customizing the Widget Loop, page 115).
Controlling a VIRB Action Camera Before you can use the VIRB remote function, you must enable the remote setting on your VIRB camera. See the VIRB Series Owner's Manual for more information. 1 Turn on your VIRB camera. 2 Pair your VIRB camera with your Descent watch (Pairing Your Wireless Sensors, page 125).
Using the Stress Level Widget The stress level widget displays your current stress level and a graph of your stress level for the last several hours. It can also guide you through a breathing activity to help you relax. 1 While you are sitting or inactive, press UP or DOWN from the watch face to view the stress level widget. Your current stress level appears.
Customizing the Watch Face Before you can activate a Connect IQ watch face, you must install a watch face from the Connect IQ store (Connect IQ Features, page 57). You can customize the watch face information and appearance, or activate an installed Connect IQ watch face. 1 From the watch face, hold MENU.
Setting the North Reference You can set the directional reference used in calculating heading information. 1 Hold MENU. 2 Select Sensors & Accessories > Compass > North Ref.. 3 Select an option: • To set geographic north as the heading reference, select True. •...
Xero Laser Location Settings Before you can customize laser location settings, you must pair a compatible Xero device (Pairing Your Wireless Sensors, page 125). Hold MENU, and select Sensors & Accessories > XERO Laser Locations > Laser Locations. During Activity: Enables the display of laser location information from a compatible, paired Xero device during an activity.
Showing and Hiding Map Data If you have multiple maps installed on your device, you can choose the map data to show on the map. 1 From the watch face, press START. 2 Select Map. 3 Hold MENU. 4 Select the map settings. 5 Select Map >...
5 Select During Sleep to enable the battery saver feature during your normal sleep hours. TIP: You can set your normal sleep hours in the user settings on your Garmin Connect account. 6 Select Low Battery Alert to receive an alert when the battery is low.
The Every Second recording option provides more detailed activity recordings, but may not record entire activities that last for longer periods of time. USB Mode: Sets the device to use MTP (media transfer protocol) or Garmin mode when connected to a computer.
Syncing the Time Each time you turn on the device and acquire satellites or open the Garmin Connect app on your paired phone, the device automatically detects your time zones and the current time of day. You can also manually sync the time when you change time zones, and to update for daylight saving time.
Wireless Sensors Your device can be used with wireless ANT+ or Bluetooth sensors. For more information about compatibility and purchasing optional sensors, go to buy.garmin.com. Pairing Your Wireless Sensors The first time you connect a wireless sensor to your device using ANT+ or Bluetooth technology, you must pair the device and sensor.
125). You can customize the optional data fields (Customizing the Data Screens, page 107). The Descent Mk2i device displays current adjustment values when the sensor is in adjustment mode. Situational Awareness Your Descent device can be used with the Varia Vision...
Wireless frequency 2.4 GHz @ 11.5 dBm nominal The device withstands pressure equivalent to a depth of 100 m. For more information, go to www.garmin.com/waterrating. Designed to comply with CSN EN 13319. Aside from normal wear and tear, performance is not affected by aging.
, and Mac OS 10.3 and earlier. ® ® The device withstands pressure equivalent to a depth of 110 m. For more information, go to garmin.com/waterrating. Aside from normal wear and tear, performance is not affected by aging. Device Information...
4 Press the Delete key on your keyboard. NOTE: Mac operating systems provide limited support for MTP file transfer mode. You must open the Garmin drive on a Windows operating system. You should use the Garmin Express application to remove music files from your device.
Changing the QuickFit Bands ® 1 Slide the latch on the QuickFit band, and remove the band from the watch. 2 Align the new band with the watch. 3 Press the band into place. NOTE: Make sure the band is secure. The latch should close over the watch pin. 4 Repeat steps 1 through 3 to change the other band.
2 Scroll down to the last item in the list, and press START. 3 Press START. 4 Select your language. Is my smartphone compatible with my device? The Descent Mk2i device is compatible with smartphones using Bluetooth technology. Go to www.garmin.com/ble for compatibility information.
• Enable Bluetooth technology on your smartphone. • Update the Garmin Dive app to the latest version. • Remove your device from the Garmin Dive app and the Bluetooth settings on your smartphone to retry the pairing process. • If you bought a new smartphone, remove your device from the Garmin Dive app on the smartphone you intend to stop using.
Delete Data and Reset Settings. NOTE: If you have set up a Garmin Pay wallet, this option deletes the wallet from your device. If you have music stored on your device, this option deletes your stored music.
Updating the Transmitter Software Using Your Descent Dive Computer Before you can update the software, you must pair your Descent T1 transmitter with a Descent Mk2i dive computer. 1 Select an option to sync your dive computer: • Sync your dive computer with the Garmin Dive app.
◦ Sync your device to the Garmin Dive app using your Bluetooth enabled smartphone. ◦ Connect your device to your Garmin account using a Wi‑Fi wireless network. While connected to your Garmin account, the device downloads several days of satellite data, allowing it to quickly locate satellite signals.
(Manually Syncing Data with Garmin Connect, page 54). 2 Wait while the device syncs your data. Syncing can take several minutes. NOTE: Refreshing the Garmin Connect app or the Garmin Connect application does not sync your data or update your step count. Troubleshooting...
You can find more information about this product on the Garmin website. • Go to support.garmin.com for additional manuals, articles, and software updates. • Go to buy.garmin.com, or contact your Garmin dealer for information about optional accessories and replacement parts. • Go to www.garmin.com/ataccuracy for information about feature accuracy.
Appendix Data Fields NOTE: Not all data fields are available for all activity types. Some data fields require ANT+ or Bluetooth accessories to display data. % Functional Threshold Power: The current power output as a percentage of functional threshold power. % Heart Rate Reserve: The percentage of heart rate reserve (maximum heart rate minus resting heart rate).
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Average Stroke Rate: Paddle sports. The average number of strokes per minute (spm) during the current activity. Average Strokes Per Length: The average number of strokes per pool length during the current activity. Average Swolf: The average swolf score for the current activity. Your swolf score is the sum of the time for one length plus the number of strokes for that length (Swim Terminology, page 41).
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Estimated Total Distance: The estimated distance from the start to the final destination. You must be navigating for this data to appear. ETA: The estimated time of day when you will reach the final destination (adjusted to the local time of the destination).
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Interval Maximum %HRR: The maximum percentage of heart rate reserve (maximum heart rate minus resting heart rate) for the current swim interval. Interval Maximum %Max.: The maximum percentage of maximum heart rate for the current swim interval. Interval Maximum Heart Rate: The maximum heart rate for the current swim interval. Interval Pace: The average pace for the current interval.
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Lap Vertical Oscillation: The average amount of vertical oscillation for the current lap. Lap Vertical Ratio: The average ratio of vertical oscillation to stride length for the current lap. Last Lap %HRR: The average percentage of heart rate reserve (maximum heart rate minus resting heart rate) for the last completed lap.
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Maximum Depth: The maximum depth descended during a dive. Maximum Descent: The maximum rate of descent in meters per minute or feet per minute since the last reset. Maximum Elevation: The highest elevation reached since the last reset. Maximum Lap Power: The top power output for the current lap. Maximum Nautical Speed: The maximum speed in knots for the current activity.
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Right Power Phase: The current power phase angle for the right leg. Power phase is the pedal stroke region where positive power is produced. Set Timer: During a strength training activity, the amount of time spent in the current workout set. Speed: The current rate of travel.
Vertical Oscillation: The amount of bounce while you are running. The vertical motion of your torso, measured in centimeters for each step. Vertical Oscillation Gauge: A color gauge showing the amount of bounce while you are running. Vertical Ratio: The ratio of vertical oscillation to stride length. Vertical Ratio Gauge: A color gauge showing the ratio of vertical oscillation to stride length.
FTP Ratings These tables include classifications for functional threshold power (FTP) estimates by gender. Males Watts per Kilogram (W/kg) Superior 5.05 and greater Excellent From 3.93 to 5.04 Good From 2.79 to 3.92 Fair From 2.23 to 2.78 Untrained Less than 2.23 Females Watts per Kilogram (W/kg) Superior...
Wheel Size and Circumference Your speed sensor automatically detects your wheel size. If necessary, you can manually enter your wheel circumference in the speed sensor settings. The tire size is marked on both sides of the tire. This is not a comprehensive list. You can also measure the circumference of your wheel or use one of the calculators available on the internet.
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Questions and answers
How to turn on ATR
To turn on ATR (Air Time Remaining) on the Garmin Descent Mk2i, enable the SAC/RMV/ATR setting. This allows calculations for surface air consumption (SAC), respiratory minute volume (RMV), and air time remaining (ATR).
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