User's Manual

12
Error Messages
When a problem occurs, one of the following error
messages may appear on the display.
Message Meaning Solution
EEP ERROR An error has
occurred in the
backup memory
data.
Contact your Sony
service representative.
PLL ERROR An error
occurred in the
PLL synthesizer
circuit.
Restart the unit. If the
message persists,
contact your Sony
service representative.
NO TONE Audio signal
output has been
muted, because
a tone signal
different from
the compander
mode
configured on
the unit was
received.
Configure the
appropriate compander
mode based on the
transmitters you are
using “Setting the
Compander Mode”
(page 6).
When operating in
conjunction with UWP-D
series transmitters
(UTX-B03, UTX-M03,
etc.), set the unit and the
transmitters to the same
compander mode.