Sony CDX-4480ESP Operating Instructions Manual page 19

Error displays
The following indications will flash for about five seconds, and an alarm sound will be heard.
Display Cause
A CD is dirty or inserted upside
ERROR
down.
The CD player cannot be operated
RESET
because of some problem.
If the above-mentioned solutions do not help improve the situation, consult your nearest Sony
dealer.
Solution
Clean or insert the CD correctly.
Press the reset button of the this unit.
EN
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