Sony CDX-M750 Operating Instructions Manual page 38

Error displays (w hen an optional CD/M D 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
PushReset
Not Ready
High Temp
1
When an error occurs during playback of an M D or CD, t he disc number of t he M D or CD does not
*
appear in t he display.
2 The disc number of t he disc causing t he error appears in t he display.
*
If the above-mentioned solutions do not help improve the situation, consult your nearest Sony
dealer.
38
Downloaded from:
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 (dirty CD, defective MD
etc.).
A CD is dirty or inserted upside
2
down.*
1
*
An MD does not playback because of
some problem.*
1 No tracks have been recorded on an
*
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 (122°F).
https://www.usersmanualguide.com/
2
Solut ion
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 (122°F).