JVC KD-S821R Instructions Manual

Also see for KD-S821R: Installation & connection manual Service manual

Contents

10 ENGLISHRDS OPERATIONSRDSTP Mode 1 Mode 2 Mode 3What you can do with RDSRDS (Radio Data System) allows FM stations tosend an additional signal along with their regularprogramme signals. For example, the stations sendtheir station names, as well as information aboutwhat type of programme they broadcast, such assports or music, etc.Another advantage of RDS function is called“Enhanced Other Networks.” By using theEnhanced Other Networks data sent from a station,you can tune in to a different station of a differentnetwork broadcasting your favorite programme ortraffic announcement while listening to anotherprogramme or to another source such as CD.By receiving the RDS data, this unit can do thefollowing:• Tracing the same programme automatically(Network-Tracking Reception)• Standby Reception of TA (Traffic Announcement)or your favorite programme• PTY (Programme Type) search• Programme search• And some other functionsTracing the same programmeautomatically (Network-TrackingReception)When driving in an area where FM reception is notgood, the tuner built in this unit automatically tunesin to another RDS station, broadcasting the sameprogramme with stronger signals. So, you cancontinue to listen to the same programme in itsfinest reception, no matter where you drive.(See the illustration on the next page.)Two types of the RDS data are used to makeNetwork-Tracking Reception work correctly — PI(Programme Identification) and AF (AlternativeFrequency).Without receiving these data correctly from the RDSstation you are listening to, Network-TrackingReception will not operate.To use Network-Tracking Reception, press andhold TP RDS (Traffic Programme/Radio DataSystem) for more than 1 second. Each time youpress and hold the button, Network-TrackingReception modes change as follows:Mode 1The AF indicator lights up but the REG indicatordoes not.Network-Tracking Reception is activated withRegionalization set to “off.”Switches to another station within the samenetwork when the receiving signals from thecurrent station become weak.• In this mode, the programme may differ from the onecurrently received.Mode 2Both the AF indicator and the REG indicator lightup.Network-Tracking Reception is activated withRegionalization set to “on.”Switches to another station, within the samenetwork, broadcasting the same programmewhen the receiving signals from the currentstation become weak.Mode 3Neither the AF indicator nor the REG indicatorlights up.Network-Tracking Reception is deactivated.AF indicator REG indicator