Sony CDX-C6800X Operating Instructions Manual page 26

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.
Interference occurs during FM
reception.
Error displays (when an optional CD/MD unit is connected)
The following indications will flash for about five seconds, and an alarm sound will be heard.
Display
NO MAG
NO DISC
NG DISCS
ERROR
BLANK
RESET
NO READY
HI TEMP
1 When an error occurs during playback of an MD or CD, the disc number of the MD or CD does not
*
appear in the display.
2 The disc number of the disc causing the error appears in the display.
*
If the above-mentioned solutions do not help improve the situation, consult your nearest Sony
dealer.
26
Cause/Solution
•Store the correct frequency in the memory.
•The broadcast signal is too weak.
Connect a power aerial control lead (blue) or accessory power
supply lead (red) to the power supply lead of a car's aerial
booster. (Only when your car has built-in FM/AM aerial 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 MONO mode (page 16).
The WIDE mode is selected.
t Set the IF mode to IF AUTO (page 16).
Cause
The disc magazine is not inserted in
the CD/MD unit.
No disc is inserted in the CD/MD
unit.
A CD/MD cannot play because of
some problem.
A CD is dirty or inserted upside
2
down.*
1
*
An MD does not playback because of
some problem.* 2
No tracks have been recorded on an
1
*
2
MD.*
The CD/MD unit cannot be operated
because of some problem.
The lid of the MD unit is open or the
MDs are not inserted properly.
The ambient temperature is more than
50°C.
Solution
Insert the magazine in the CD/MD
unit.
Insert discs in the CD/MD unit.
Insert another CD/MD.
Clean or insert the CD correctly.
Insert another MD.
Play an MD with recorded tracks
on it.
Press the reset button on the unit.
Close the lid or insert the MDs
properly.
Wait until the temperature goes
down below 50°C.