
RD1720 MMi – R6, All right @ Hinston Electronics Co., Ltd. 2 4/25/2018
HinstonElectronicsCo.,Ltd.MMiforRD‐1720M/RD‐1720S
1. BeforetoUsedevice
1.1 NetworkRequirement
BeforeusingtheRD1720,thefollowingrequirementsareneeded:
Abroadbandconnectionincombinationwithawired/wirelessaccesspoint,routerorsimilar
networkdevice.
ThenetworkdeviceneedstosupportWi‐Fi(802.11b/g/n)wirelessconnection.
APCorsmartphonewhichisconnectedtothesamenetworkastheRD1720.Thisisonlyneededin
caseyouwanttostreammusicfromyourPCoryouwanttoremotecontroltheRD1720withDLNA.
1.2 SafetyPrecautions–ReadVeryCarefully!
DonotdroptheRD1720anddonotexposeittoliquid,moistureorhumidity.Thesemightleadto
damagetothedevice.
IftheRD1720ismovedfromacoldintoawarmerenvironment,doletitadapttothenew
temperaturebeforeoperatingitagain.Otherwiseitmightleadtocondensationandcause
malfunctionsinthedevice.
DonotusetheRD1720industyenvironmentasdustcandamagetheinteriorelectronic
componentsandleadtomalfunctionsinthedevice.
ProtecttheRD1720fromstrongvibrationsandplaceitonstablesurfaces.
DonotattempttodisassemblytheRD1720.
OnlyusethepoweradaptordeliveredwiththeRD1720.
ThesocketoutletshouldbeinstalledneartheRD1720andshouldbeeasilyaccessible.
Nevertouchthepowerplugwithwethandsandneverpullonthepowercablewhenpullingthe
plugoutofthepowersocket.
MakesuretheelectricalvoltagespecifiedontheRD1720anditspowerplugiscorrespondingto
thevoltageofthepowersocket.Incorrectvoltagewilldestroythedevice.
IftheRD1720isnotusedforalongperiodoftime,disconnectitfromthepowersupplyby
unpluggingthepowerplug.Thisistoavoidtheriskoffire.
ItisnotrecommendedtouseaheadphoneontheRD1720viaLINEOUT.
AlwayspowerofftheRD1720whencleaningit.
NeveruseanyharshorstrongsolventstocleantheRD1720sincethesemaydamagethesurfaceof
thedevice.Adry,softclothisappropriate;howeveriftheRD1720isextremelydirty,itmaybewiped
offwithaslightlymoistcloth.Makesurethedeviceisdriedoffaftercleaning.
Whenevertheadaptorisused,
1. TheACpoweradaptorrequiredforthisunitshouldbe7.0voltsDCat1.5A,centerpinnegativeplug
plus
2. InserttheadaptorplugintotheDCsocketonthebacksideoftheradio.Plugtheadaptorintoa
standardmainssocketoutlet.
Informationofadaptor:
a. Model:HKP12‐0701500dV(ForRD1720M),HKP18‐0702500dV(RD1720S)
b. HungKeyIndustrialCo.,Ltd.
c. Input:100‐240V50/60Hz
d. Output:7V,1.5A(for1720M)/2.5A(For1720S)DC
Useonlypowersupplieslistedintheuserinstructions