Suunto manual Suunto HELO2 AT a Glance, Navigating in the menus, Button symbols and functions

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3. SUUNTO HELO2 AT A GLANCE

3.1. Navigating in the menus

Suunto HelO2 has four main operating modes:

1.TIME mode

2.DIVE mode (MIXED GAS, GAUGE)

3.PLAN mode (NODEC)

4.MEMORY mode (HISTORY, LOGBOOK)

To toggle between the main modes, press the MODE button. To select a submode in DIVE and MEMORY modes, press the UP/DOWN buttons.

PLAN

MEMORY

		SUB-MODE	SUB-MODES
Gases	Mixed gas	NoDec	Logbook
Depth Alarm	Gauge		History
Dive Time Alarm
Personal/Altitude
Sample rate
Tank Pressure
Tank Pressure Alarm
Units

3.2. Button symbols and functions

The table below explains the main functions of the dive computer's buttons. The buttons and their use is explained in more detail in the relevant sections of the manual.

Table 3.1. Button symbols and functions

Symbol	Button	Press	Main functions
	MODE	Short	Switch between main modes
			Switch from submode to main mode
			Activate backlight in DIVE mode
	MODE	Long	Activate backlight in other modes
	SELECT	Short	Select a submode
			Select and accept settings
	UP	Short	Toggle between alternative displays
			Change submode
			Increase values
	UP	Long	Activate gas switching in MIXED GAS mode
	DOWN	Short	Toggle between alternative displays
			Change submode
			Decrease values

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Contents HelO2 Page Welcome to the World of Suunto Diving Instruments Care and Maintenance of MY Suunto Diving Computer Welcome to the World of Suunto Diving Instruments Using HelO2 with Dive Manager and Dive PlannerOr professional diving activities Or deathPhysician regarding your fitness before diving Stop, and Rgbm adjustments are correct ASC Time symbol and the upward pointing arrowUSE BACK-UP INSTRUMENTS! Make sure that you use back-up Diving with the dive computerBefore the instrument has counted down the no-fly time Batteries. Recycle or dispose of used batteries properlySymbol Button Press Main functions Button symbols and functionsSuunto HELO2 AT a Glance Navigating in the menusDown Long Enter Setting mode Setting the time Time mode settingsSetting the date Setting the unitsSetting the backlight Setting the tonesAC water contacts Before Diving Planning your divesSuunto Technical Rgbm Emergency ascents Dive computer limitationsMixed gas diving Alarm indication Alarm reason Audible and visual alarmsError conditions Alarm indicationOut of calculation limits Gas mixInstalling the wireless transmitter Wireless transmissionPairing and code selection Omitted decompressionDisplay Indication Transmitting dataMixed GAS Dive mode settings Setting the gasesDive Setting the dive-time alarm Setting the depth alarmSetting the personal/altitude adjustments Before you have ascended above this depthSetting the tank pressure alarm Setting the sample rateSetting the tank pressure Setting the HP codeAccessing Dive mode Dive mode activationActivation and pre-checks Battery power indication Alt. adjustment value Altitude rangeDiving at altitude Personal adjust- Condition Desired tables Ment value Personal adjustmentsHow the Altitude value is set Before divingRecommended Safety Stops Safety StopsMandatory Safety Stops Other personal injury, and deathDeep stops Diving Diving-related informationBasic dive data Ascent rate indicator BookmarkDecompression dives Than at the ceiling Ceiling, ceiling zone, floor and decompression rangeDisplay below the floor Accident, you should stay somewhat below the ceilingDisplay above the floor Display at the ceiling zoneBefore diving in Mixed GAS mode Diving in Mixed GAS modeDefault gas mix settings Oxygen and helium displaysGas change and multiple breathing gas mixes Oxygen limit fraction OLFDiving in Gauge mode After Diving Alarms Symbol on displaySurface interval Dive numberingDive Planning mode PLANnodec Plan modeRepetitive dive planning Flying after divingMemory mode PLANNoDec modeMixed GAS mode, it does not affect the calculations Dive numbering shown during dive planningDive logbook MEMLogbook Suunto Dive Planner SDP Dive historySuunto Dive Manager SDM Dive Planner. It ensures that you have a valid decompressionPage Water Contacts and Push Buttons Care and Maintenance of MY Suunto Diving ComputerFAQs Battery replacement and strap kits must be usedWarranty Battery kit Battery ReplacementReplacing the battery Required toolsWireless transmitter battery replacement Battery compartment lid, indicating a leakMade in a proper manner to avoid any leakage of water into TransmitterStalling the transmitter battery Transmitter battery kitPage Technical Data Rgbm BatteryDiver safety and Suunto Technical Rgbm model Suunto Technical Rgbm decompression modelAfter dive planning Oxygen exposure Altitude divingIntellectual Property Copyright TrademarkPatent notice Disclaimers User’s responsibility12.2. CE Exclusions and Limitations Warranty PeriodAccess to Suunto warranty service Other important noticesLimitation of Liability Page Disposal of the Device EAD EAN GlossaryNo DEC Time Copyright Customer Service ContactsPage TWO Year Warranty Page Page Suunto Oy 4/2009