Error Messages - Sony UWP-D21 Operating Instructions Manual

Error Messages

When a problem occurs, one of the following error messages may appear on the display.
Message Meaning
EEP ERROR An error has occurred in the backup memory data.
PLL ERROR An error occurred in the PLL synthesizer circuit.
NO TONE Audio signal output has been muted, because a tone
signal different from the compander mode configured
on the tuner was received.
Solution
Contact your point of purchase or Sony service
representative.
Restart the unit. If the message persists, contact your
point of purchase or Sony service representative.
Configure the compander mode for the transmitter you
are using (see "Setting the compander mode
(COMPANDER)" (page 38 or page 43).
When operating in conjunction with UWP-D series
transmitters (UTX-B40, UTX-M40, etc.), set the tuner
and the transmitters to the same compander mode.
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