ZTE VFD 820 Bruksanvisning
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第
1
页
VFD820(VodafoneSmartX9)UpgradeGuide(Throughan
SDCard)
1.Cautions
Thesoftwareversionandpicturesinthisdocumentarejustfor
referenceonly.PleaseuseZTEhandsetsupportwebsiteprovidedversion
todownloadsoftware.
1)Downloadtheupgradepackage.
Openhttp://www.ztedevice.com.cn/supportanddownloadtheupgrade
package(update.zip)thatmatchesyourphonemodel.Ifthe
downloadedpackageisnotupdate.zip,unzipthepackagetoobtain
update.zip.
EnsurethatyourmicroSDcardisatleast3GB.
NotePleaserefertoourcurrentversiondownloadsize：.
2)RemovetheSIMcard,thenbackupthedataandAPPsinyourphone
beforetheupgrade.
3)Performdatabackup.
Note:YoushouldnotremovetheSDcardduringthebackupprocess.To
avoiddatalost,itisnotrecommendedtocancelthebackupprocess.
4)VerifythatthefileintherootdirectoryoftheSDcardupdate.zip
matchesthemodelofthephone.Donotmodifythefilenameand
extensionnameofthefilesintheupgradepackage.
5)Verifythatyourphonehasenough(atleast40%)power.Chargethephone
ifrequired.Toavoiddatalostorupgradefailure,itisnotrecommendedto
upgradeyourphonethroughanSDcardwhenthephoneisbeingcharged.
6)Youshouldnotperformanyotheroperationonthephoneduringthe
upgradeprocess.
7)Anormalupgradeshouldbecompletedinminutes.Ifthephonedoesnot5
rebootorshowanyresponseinminutes,youshouldperformtheupgrade5
processagain.Ifthephonecannotbestarted,performaforcedupgrade.If
theforcedupgradedoesnotwork,youshouldcontactanafter-saleservice
agentforsupport
.
2.UpgradeDescription
Therearetwoupgrademethods:normalupgradeandforcedupgrade.
Ifthephonecannotbestartedproperly,forexample,thephonecannotbe
started,orthephonedoesnotenterstandbystate,performaforcedupgrade.
Produktspecifikationer
| Varumärke: | ZTE |
| Kategori: | ej kategoriserat |
| Modell: | VFD 820 |
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