Sony XR-C900RDS Operating Instructions Manual page 32

DSP functions
Problem
No sound, or sound is too low.
Error displays (when the optional CD/MD changer is connected)
The following indications flashes for about five seconds, and an alarm sound will be heard.
Display
NO Mag
NO Disc
Error
EN
Blank
Push reset
Not ready
High 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.
32
Cause/Solution
The volume of the rear speakers may have been automatically
lowered in order to maximize the effect of the listening position
adjustment.
n Rotate the dial in a clockwise direction to adjust the balance.
The speaker balance can be set separately for the DSP on
mode and DSP off mode (page 23).
Cause
The disc magazine is not inserted
in the CD/MD changer.
No disc is inserted in the CD/MD
changer.
A CD is dirty or inserted upside
2
down.*
1
*
An MD does not play because of
some problem.*
No tracks have been recorded on
1
*
2
an MD.*
The CD/MD changer cannot be
operated because of some problem.
The lid of the MD changer is open
or MDs are not inserted properly.
The ambient temperature is more
than 50°C.
Solution
Insert the disc magazine with discs
into the CD/MD changer.
Insert the discs in the CD/MD
changer.
Clean or insert the CD correctly.
Insert another MD.
2
Playback an MD with recorded
tracks on it.
Press the reset button of the unit.
Close the lid or inserted the MDs
properly.
Wait until the temperature goes
down below 50°C.