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Overview of rds, Automatic retuning for best reception results – Sony MDX-CA680 User Manual

Page 15

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15

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

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• Receiving

traffic announcements

, even

when enjoying another programme/source. —
TA

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• Selecting stations by the

type of programme

it broadcasts. — PTY

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• Automatic

clock time

setting. — CT

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18

Notes
Depending on the country or region, not all of the

RDS functions are available.

RDS may not work properly if the signal strength is

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 13).

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 into
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.”

To

Press

Switch display
item

(DISPLAY/PTY)

Displayable items

• Music source
• Clock
• Function

Displayable items

Station name (frequency)

Programme type

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t

Frequencies change automatically.

98.5 MHz

Station

102.5 MHz

96.0 MHz