Cressi DONATELLO - General Computer Usage and Maintenance; Visibility and Surface Interval; Care and Maintenance Guidelines

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English
USE OF THE COMPUTER WITH POOR VISIBILITY
Ifatany time during the divepoorlightconditionsmake it difcult to readthe
display,thedivercanturnonthebacklightfunctionbypressingtheLIGHTbutton.
Thedisplay’sbacklightlastsforafewseconds,andthenautomaticallyswitchesoff.
Whenthebacklightisonsomedarkpatchesmayalsoappearonthedisplay.The
patchesarenotadefect.Theyarecausedbytheuseofahigh-contrastdisplay.
SURFACE INTERVAL
AfteradiveinAIRMODEorNITROXMODE,whenyoureachdepthsshallowerthan
4ft./0.8m,thedisplayprovidesthefollowinginformation:
•Surfaceintervalgiveninhoursandminutes(SURF.T).
• Desaturation time (DESAT) to be respected before embarking on a ight (in
hoursandminutes).
• NoFlytimeandthecorrespondingicon.Whenthisiconisvisiblediversmust
avoid air travel and travel to altitudes higher than the dive location.
•Maxdepthreachedinthelatestdive.
•Durationofthelatestdive.
WARNING: In accordance with the instructions provided by the major
organizations that study diving and hyperbaric medicine, DONATELLO/
MICHELANGELO/RAFFAELLO applies the no-y time as follows: 12 hours
after a single dive without decompression. 24 hours after a dive with
decompressionorafterrepetitiveormultidaydives,ifcorrectlyperformed.24
or48hoursaftertheuseoftheGAGEfunction,orifseveremistakesindive
management occurred.
NOTE:Shouldadivebeginwithlessthan2minutesofsurfaceintervaltime,
DONATELLO/MICHELANGELO/RAFFAELLOwillconsiderthisacontinuationof
thepreviousdive;thedivenumberremainsthesame,anddivetimecalculation
willpickupfromwhereitleftoff.Divesexecutedafteratleast2minutesof
surfaceintervalareconsideredanewdive.IfadiveistakenusingtheGAGE
function,thedevicecannotcalculatesaturationordesaturationforthe48hours
followingtheendofthedive,representedbythesurfaceintervalSURF.T.
CARE AND MAINTENANCE
DONATELLO/MICHELANGELO/RAFFAELLO by Cressi has been designed to
operateinextremeconditionswithextensiveunderwateruse.Youshouldremember
thatitisaprecisioninstrumentdeservingappropriatecare.Pleaseavoidanyviolent
shocks,protectitfromextremeheatsources,alwaysrinseitwithfreshwaterafter
use,dryitcarefully,donotstoreitwet,andavoidcontactwithheavyequipment,
likedivingcylinders.
WARNING:Avoidcontactbetweenthecomputerandsolventsorchemical
substances. Do not use compressed air to dry the computer. The button does
notneedanyparticularmaintenance;nevergreaseitwithoilorspraysofany
kind.
NOTE: When replacing the battery, check its housing; should any signs of
moisture be visible, please have the instrument checked by an authorized
servicecenter.Shouldyounoticeanyanomalyinitsoperation,donotusethe
instrumenttodiveandhaveitcheckedbyanauthorizedCressiretailer.