Huawei EC306 - Device Care and Maintenance

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10. CareandMaintenance
YourUSBModemisaproductofsuperiordesignandcraftsmanshipandshouldbetreatedwith
care.
ythisproductThesuggestionsbelowwillhelpyoutofulfillanywarrantyobligationsandtoenjo
formanyyears.
Keeptheradiocardandallitspartsandaccessoriesoutofsmallchildren'sreach.
Ke esofliquidsormoisturecancontain
mi
eptheradiocarddry.Precipitation,humidity,andalltyp

neralsthatwillcorrodeelectroniccircuits.
Donotuseorstoretheradiocardindusty,dirtyareas.
 nicDonotstoretheradiocardinhotareas.Hightemperaturescanshortenthelifeofelectro
devices,andwarpormeltcertainplastics.
 mperature),Donotstoretheradiocardincoldareas.Whenitwarmsup(toitsnormalte

moist
urecanforminside,whichmaydamageelectroniccircuitboards.
 rds.
Donotattempttoopentheradioc
ard.Non‐experthandlingmaydamageit.
br
eakinternalcircuitboa

Donotdrop,knock,orshaketheradiocard.Roughhandlingcan

Donotuseharshchemicals,cleaningsolvents,orstrongdetergentstocleantheradiocard.
Donotpainttheradiocard.Paintcanpreventproperoperation.
 Useonlythesuppliedantenna.Unauthorizedantennas,modifications,orattachmentscould
damagetheradiocardandmayviolateregulationsgoverningradiodevices.
Alloftheabovesuggestionsapplyequallytoyourradiocardoranyaccessory.Ifanyofthemis
notworkingproperly,takeittoyournearestqualifiedservicefacility.Thepersonneltherewill
assistyouand,ifnecessary,arrangeforservice.