Seiko C-22 User Manual

・  Ifyou usethewatch inaplaceor regionoutsidetheradiosignalreception rangeorwhen the
watchcannotsuccessfullyreceiveradiosignals,manuallysetthetimeanddate.
Howtomanuallysetthetime →P.143
Howtomanuallysetthedate →P.146
Ifreceptionhasfailed:ThesecondhandpointstoN.
・ Placethewatchinaplacewhereitcaneasilyreceivearadiosignal,orchangeitsdirection.
Evenwithintheradiosignalreceptionrange,thiswatchmayfailtoreceivearadio
signaldependingonthecondition（duetotheinfluenceofweather,geographical
features,buildings,ordirection）.→Inthiscase,refertoEnvironmentsinwhichitis
difficulttoreceivearadiosignalonP.108.
Thiswatchisunabletoreceiveradiosignalsoutsideareceptionrange→Radio
signalreceptionrangeindicationonP.102
・ Makesurethatthetimedifferenceiscorrectlyselectedbeforeattemptingradiosignalreception.
IfthetimedifferenceissettoaregionotherthanJapan,China,U.S.A.orGermanythesignalreception
functionwillnotwork.Checkthetimedifferencesetting→HowtoselectthetimedifferenceonP.118
・ Attempttoreceivearadiosignalinadifferenttimeperiod（Inthecaseofmanualreception）.
Receivingenvironmentsdifferaccordingtotimeperiodsevenatthesameplace.
Duetoradiosignalcharacteristics,thewatchisabletoeasilyreceiveradiosignalsduringnighttimehours.
・ Aradiosignalhasbeenreceivedsuccessfully.Usethewatchwithoutanyadjustments.

※ Whenthewatchisnotdisplayingtheprecisetimeanddateevenaftersuccessfullyreceivingaradiosignal
→Inthiscase,refertoTroubleshooting:MisalignmentofthetimeandhandsonP.15 4andMisalignmentofthedateonP.156 .
Ifareceptionwassuccessful:ThesecondhandpointstoY
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Thesecondhandindicatesthelatestreceptionresults(Yes/No)ofaradiosignalforfiveseconds.
※ IftheButtonispressedafterfivesecondshaveelapsedorwhilethesecond
handismovingtodisplaythereceptionresults,thereceptionresultsdisplay
functioniscancelledandthewatchreturnstotheTIMEdisplaymode.
■HowtoDisplaytheReceptionResults
PresstheButtononceand
thenreleaseit.
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HOWTOCHECKTHERECEPTIONSTATUS
※WhentheButtoniskeptpressed,thewatch
startsmanualreception.
Press
theButtononce
andthen
releaseit.
Ifareceptionwassuccessful:
ThesecondhandpointstoY
(Yes:the10-
secondposition)
Ifareceptionhasfailed:The
secondhandpointstoN
(No:the20-second
position)
※ TopresstheButton,
useanobjectwitha
longtaperedtip.
P.96
 Thesecondhandindicatesthereceptionresults.
Checkifthereceptionwassuccessful
(withinfiveseconds.)
2
HowtoSettheTime(RadioSignalReception)
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CAUTION
・Thewatchmaydisplaythewrongtimeifitfailstoreceiveradiosignalsproperlybecause
ofinterference.Thewatchmayalsofailtoreceiveradiosignalsproperlydependingonthe
locationorradiowavereceivingconditions.Inthiscase,movethewatchtoanotherplace
whereitcanreceiveradiosignals.
・When the watch is out of reception range, itsaccuratequartzmovement(loss/gain:±
15secondspermonthonaverage)willcontinuetokeepthetime.
・The time signal transmissionmaybestoppedduringmaintenanceofthefacilitiesofthe
(each)transmittingstationorbecauseofalightningstrike.Insuchacase,seethe(each)
station'swebsiteforfurtherinformationorcontactSEIKOCUSTOMERSERVICECENTER.
・Websitesoftransmittingstations(asofJanuary2017)
Japan:NICT(JapanStandardTimeGroup)http://www.jjy.nict.go.jp/
China:NTSC http://www.ntsc.ac.cn
U.S.A.:NIST http://www.nist.gov/physlab/div847/grp40/wwvb.cfm
Germany:PTB http://www.ptb.de/cms/en.html
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■ EnvironmentsinwhichitisDifficulttoReceiveaRadioSignal
・Close to home electrical
appliances such as TV's,
refrigeratorsorairconditioners
・Close to OA devises such
as mobile phones, personal
computersorfaxmachines
・Close to steel desks or other
furnituremadeofmetal
・In places generating
radio interference,
suchasconstruction
sites or places with
heavytraffic.
・Close to overhead
power lines, TV
stations,traincables.
・Inside a building,between tall
buildings,underground.
・Insideavehicle,train,orairplane
Avoidputtingthewatch
insuchplaceswhenit
receivesradiosignals.
HowtoSettheTime(RadioSignalReception)
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Seiko C-22 Specifications

General

Brand	Seiko
Model	C-22
Category	Watch
Language	English