When Letters/Numbers Appear In; Self-Diagnosis Function - Sony DAV-DX170 Operating Instructions (Main Stereo System) Operating Instructions Manual

The system does not work normally.
• Disconnect the AC power cord (mains lead) from
the wall outlet (mains), then reconnect after
several minutes.
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US

Self-diagnosis Function

(When letters/numbers appear in the
display)
When the self-diagnosis function is activated to
prevent the system from malfunctioning, a 5-
character service number (e.g., C 13 50) with a
combination of a letter and 4 digits appears on
the screen and the front panel display. In this
case, check the following table.
C:13:50
First 3 Cause and/or corrective action
characters of
the service
number
C 13 The disc is dirty.
,Clean the disc with a soft cloth
(page 79).
C 31 The disc is not inserted correctly.
,Restart the system, then re-insert
the disc correctly.
E XX To prevent a malfunction, the
system has performed the self-
(xx is a number)
diagnosis function.
,Contact your nearest Sony
dealer or local authorized Sony
service facility and give the 5-
character service number.
Example: E 61 10