Suunto D3 manual Audible and Visual Alarms, Dive computer automatically returns to the Time Mode

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3.4. AUDIBLE AND VISUAL ALARMS

The Suunto D3 features audible and visual alarms to advise when important limits are approached or to acknowledge preset alarms.

A short single beep occurs when:

•the dive computer automatically returns to the Time Mode.

Continuous beeps and the backlight activated when:

•the maximum allowed ascent rate, 10 m/min [33 ft/min], is exceeded. SLOW warning will appear (Fig. 3.20.). The Ascent Rate indicator is available in Gauge Mode only.

You are able to preset alarms before the actual dive. The user programmable alarms can be set for maximum depth, dive time and daily time. The alarms activate when:

•The preset maximum depth is reached

•continuous beep series for 24 seconds or until any button is pressed.

•the maximum depth blinks as long as the present depth value exceeds the adjusted value.

•The preset dive time is reached in Gauge Mode

•continuous beep series for 24 seconds or until any button is pressed.

•the dive time blinks for one minute, if no button is pressed.

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Contents USER’S Guide Suunto COPYRIGHT, Trademark and Patent Notice Definition of WARNINGS, Cautions and NotesPage Page Page Table of Contents Surface Interval After a Gauge dive Set Gauge ModePage Introduction Safety PrecautionsChoice of Diving and Watch Modes Freediving Emergency AscentsPush buttons of the D3 Functions Getting AcquaintedPush Buttons D3 is controlled with four push buttons as follows see FigPage Water contact and depth sensor Water ContactsTimekeeping Display Time Mode TimeEither the date a, the seconds of the current time Stopwatch displays hours, minutes and seconds Stopwatch Timer UPPage Downtimer Timer D Diving with the D3 Gauge Dive Mode selectedBefore Diving Activation and PRE-CHECKS Startup II. Battery Power IndicatorBattery Power Indicator and LOW Battery Warning Display Operation Battery Power IndicatorUser Definable Functions and Alarms Bookmark Function Presetting Dive AlarmsPresetting the Displays in the Free Mode Freediving Before Diving in the Free ModeDuring the Freedive 12. Freediving Day History Freediving DAY HistorySurface Interval After a Freedive Gauge Diving Maximum Operating Depth Planner MOD Presetting the Displays in the Gauge Mode 17. Dive has just begun Basic Dive DataAscent Rate Indicator Ascent Rate IndicatorSurface Interval After a Gauge Dive Dive Numbering 8000 ft. The only two exceptions to this recommendation are Flying After DivingDive computer automatically returns to the Time Mode Audible and Visual AlarmsCurrent time blinks for one minute, if no button is pressed Setting Mode is indicated by the SET text and mode indicatorSetting TIME, Date and Dual Time Time Setting Mode SETYear, month and day are selected. Daily Alarm Setting Mode Daily Alarm Setting ALMPage Timer Setting Mode Timer Settings Timer DSET Gauge Mode Dive Mode Settings DiveGauge Lected dive mode Gauge or Free is displayed FigSET Free Mode To set the depth alarm Dive Alarm Settings Dive ALMAX Dive Time Unit Adjustment Settings AdJ Memory and Data Transfer MEM Memory ModeLogbook and Dive Profile Memory LOG Logbook Memory ModeMaximum depth Total dive time Following information will be shown on four pagesIII Fig Dive Profile Memory PRO Dive History Memory Dive History Memory HIS10. Free Dive History Memory Data Transfer and PC-INTERFACE TR-PC 11. Data Transfer and PC- Interface System Requirements SUUNTOSPORTS.COMMY Suunto Sport Forums CommunitiesGetting Started Care of Your D3 Care and MaintenanceMaintenance Water Resistance Inspection Battery KIT Battery ReplacementThoroughly rinse and dry the computer Battery ReplacementPage Technical Description Technical SpecificationOnds, records the maximum depth of each interval Recording interval in Free mode 1 seconds Memory capacityLife expectancy at 20C 68F with 1 minute Free dives Dives/y Page Warranty Page ASC Rate GlossaryDAN DCIMOD EANNoaa NitroxPO2 Surf Time Page Page Page Copyright Disposal of the DeviceModes and Operations Store Country TWO Year Warranty Made in Finland Suunto Oy 06 / 2004, 03

D3 specifications

The Suunto D3 is a versatile dive computer designed for both novice and seasoned divers. With a focus on simplicity and reliability, the D3 offers key features that enhance the underwater experience while ensuring safety. It combines advanced technology with an intuitive interface, making it an essential tool for divers.

One of the standout features of the Suunto D3 is its ability to function in multiple modes, including freedive, scuba, and gauge modes. This versatility allows divers to adapt the device based on their chosen activity. In scuba mode, the D3 provides essential information such as current depth, dive time, and no-decompression limits, while the freedive mode is tailored for those looking to monitor their performance during breath-holding dives. The gauge mode is particularly useful for technical dives where external decompression tables might be utilized.

The Suunto D3 is equipped with a user-friendly interface that incorporates a large, clear display, ensuring visibility in various underwater conditions. The screen is designed to be easy to read, featuring bold digits and an organized layout that allows users to quickly access critical dive data. Additionally, the adjustable backlight ensures that divers can easily read the device in low-light conditions.

In terms of construction, the Suunto D3 is built for durability. It features a rugged casing and scratch-resistant mineral glass, allowing it to withstand the demanding conditions of underwater environments. The device is also lightweight, making it comfortable to wear for extended periods, whether diving or engaging in other activities.

Another notable characteristic of the Suunto D3 is its battery life. Designed for long dives, it has an impressive battery that can last through multiple dive sessions before requiring a replacement. This feature alleviates any concerns about the device shutting down in the middle of a dive, providing divers with peace of mind.

Incorporating Suunto’s advanced dive algorithms, the D3 ensures that divers receive accurate and reliable data throughout their underwater excursions. With its combination of robust features, ease of use, and rugged design, the Suunto D3 remains a popular choice among divers who seek a dependable dive computer to accompany them on their underwater adventures. Whether it’s exploring coral reefs or navigating deeper waters, the Suunto D3 is a trustworthy companion that merges performance with simplicity, allowing divers to focus on the beauty of the underwater world.
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