Dexin NDS3522C, User Manual

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Page4/19 Dexi nDi gi t alTechnol ogyCor p.Lt d.
NDS3522CHDEncoderModul at orUser
Manual
Chapt er2I nst al l at i onGui de
Safet yI nst ruct i ons
WARNI NG:Hotpl ugi snotal l owedsi ncei tmaycausesyst em hal t ed.
Topr eventfi r eorel ect r i calshock,donotexposet hedevi cet or ai normoi st ur e.
Thenet wor kencoderi spower edwi t havol t ageof12VDC.Thepowersuppl y
vol t agemustnotexceedt her ecommendedvol t age,whi chot her wi semaycause
i r r epar abl edamaget ot hedevi ceandt hei nval i dat i onoft hewar r ant y.Ther efor e:
 Donotr epl acepowersuppl ywi t havol t agegr eat ert han12VDC.
 Donotconnectt hedevi cet ot hepoweri ft hepowercor di sdamaged.
 Donotpl ugt hedevi cei nt omai nssuppl yunt i lal lcabl eshavebeenconnect ed
cor r ect l y.
 Donotcutt hecor d.
Avoi dpl aci ngt hedevi cenextt ocent r alheat i ngcomponent sandi nar easofhi gh
humi di t y.
Donotcovert hedevi cewi t hel ement st hatobst r uctt hevent i l at i onsl ot s.
I ft henet wor kencoderhasbeenkepti ncol dcondi t i onsforal ongt i me,keepi ti na
war m r oom mi ni mum2hour sbefor epl uggi ngi nt ot hemai ns.
Mountt hedevi cei nver t i calposi t i onwi t ht heconnect or sl ocat edont het opsi de.
When r epl acementpar t s ar e r equi r ed,be sur e t he ser vi ce t echni ci an has used
r epl acementpar t sspeci f i edbyt hemanuf act ur erorhavet hesamechar act er i st i csas
t heor i gi nalpar t .Unaut hor i zedsubst i t ut esmayr esul ti nf i r e,el ect r i cshockorot her
hazar ds.
Saf et ycheck-Uponcompl et i onofanyser vi ceorr epai r st ot hi sdevi ce,askt heser vi ce
t echni ci ant oper f or msafet ycheckst odet er mi net hatt hedevi cei si npr opercondi t i on.
I nst al l at i ons
Gr oun