Garmin DESCENT MK3 Series User Manual

Viewing Transceiver Data During a Dive
1 Press DOWN to view the data screen.
TIP: You can customize the dive data screens to view the transceiver and diver dashboard data on dedicated
data screens (Customizing the Data Screens, page60).
The gas consumption estimate for the selected transceivers.
NOTE: You can customize the transceivers used for gas calculations (Including Transceivers in Gas
Consumption Calculations, page11).
The air time remaining (ATR) estimate for the selected transceivers.
Your primary and secondary transceivers and their tank pressure values.
NOTE: You can customize which transceivers are displayed (Selecting Transceivers to View During a
Dive, page10).
2 Press START, and select Divers to view the tank pressure values and approximate depths of the paired
Descent transceivers in the network.
Switching Gases During a Dive
1 Start a single-gas, multi-gas, or closed-circuit rebreather (CCR) dive.
2 Select an option:
• Press START, select Gas, and select a backup or decompression gas.
NOTE: If necessary, you can select Add New and enter a new gas.
• Dive until you reach the MOD/Deco PO2 threshold (Setting PO2 Thresholds, page7).
The device prompts you to switch to the gas with the highest percentage of oxygen.
NOTE: The device does not switch gases for you automatically. You must select the gas.
18 Diving

Garmin DESCENT MK3 Series Specifications

General

Display Resolution	280 x 280 pixels
Display Type	Sunlight-visible, transflective memory-in-pixel (MIP)
Lens Material	Sapphire crystal
QuickFit Watch Band Compatible	Yes (26 mm)
Memory/History	32 GB
Connectivity	Bluetooth, ANT+, Wi-Fi
GPS	Yes
Display Size	1.4" (35.56 mm) diameter
Case Material	Fiber-reinforced polymer with metal rear cover
Water Rating	Dive (100 meters)
Sensors	Gyroscope, Accelerometer, Thermometer
Diving Features	Dive log, dive planning
Smart Features	Music storage, Garmin Pay, Notifications, Connect IQ
Materials	Fiber-reinforced polymer
Dimensions	51 x 51 x 17.8 mm
Bezel Material	Stainless steel or DLC titanium