Sony XR-CA630X User Manual

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RDS
Overview of RDS
FM stations with Radio Data System (RDS) 
service send inaudible digital information along 
with the regular radio programme signal. For 
example, one of the following will be displayed 
upon receiving a station with RDS capability.
RDS services
RDS data offers you other conveniences, such as:
Automatic retuning
 of a programme, helpful 
during long-distance drives. — AF 
• Receiving 
traffic announcements
, even 
when enjoying another programme/source. — 
TA 
• Selecting stations by the 
type of 
programme.
 — PTY 
• Automatic 
clock time
 setting. — CT 
Notes
• Depending on the country or region, not all of the 
RDS functions are available.
• RDS may not work if the signal strength is too weak 
or if the station you are tuned to is not transmitting 
RDS data.
Automatic retuning for best 
reception results 
— AF function
The alternative frequencies (AF) function allows 
the radio to always tune into the area’s strongest 
signal for the station you are listening to.
1
Select an FM station (page 10).
2
Press 
(AF)
 repeatedly until “AF-ON” 
appears.
The unit starts searching for an alternative 
frequency with a stronger signal in the same 
network.
If “NO AF” flashes, the currently tuned 
station does not have an alternative frequency.
Note
When there is no alternative frequency in the area or 
when you do not need to search for one, turn the AF 
function off by selecting “AF-OFF.”
Displayable items
• Radio  band
• Clock
• Function
Station name (Frequency)
Preset number
Frequencies change automatically.
98.5 MHz
Station
102.5 MHz
96.0 MHz