Sony MDX-C800REC Operating Instructions Manual page 46

Radio reception
Problem
Preset tuning is not possible.
The stations cannot be received.
The sound is hampered by
noises.
Automatic tuning is not
possible.
The "ST" indication flashes.
A program broadcast in stereo
is heard in monaural.
Interference occurs during FM
reception.
The power antenna remains
extended even when you turn
off the ignition.
46
Cause/Solution
•Store the correct frequency in the memory.
•The broadcast signal is too weak.
Connect a power antenna control lead (blue) or accessory
power supply lead (red) to the power supply lead of a car's
antenna booster. (Only when your car has built-in FM/AM
antenna in the rear/side glass.)
The broadcast signal is too weak.
t Use manual tuning.
•Tune in the frequency accurately.
•The broadcast signal is too weak.
t Set to the monaural reception mode (page 30).
The unit is in monaural reception mode.
t Cancel monaural reception mode (page 30).
The Wide mode is selected.
t Set the IF mode to "IF Auto" (page 30).
Timer-off recording is activated.
t Stop recording.