Sony 3-097-194-15(1) Operating Instructions Manual page 90

The system is reset to the factory settings
except for DVD settings. You should set
the settings you made, such as the preset
stations, clock and timer.
To return the DVD setup to the default
settings*, perform reset as follows:
1
Press DISPLAY
is stopped.
The Control Menu appears on the TV
screen.
2
Press  or 
select

ENTER
3
Press  or 
"RESET, " then press ENTER
4
Press  or 
"YES, " then press ENTER
It takes a few seconds to complete. Do
not press 
system.
* Except for Parental Control settings
0
GB

when playback

repeatedly to
(SETUP), then press
.

repeatedly to select


repeatedly to select

.

when resetting the
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 TV screen and the front
panel display. In this case, check the
following table.
First 
characters of
the service
number
.
C 13
C 31
E XX
(XX is a
number)
Cause and corrective
action
This disc is dirty.
 Clean the disc with a
soft cloth (page 93).
The disc is not inserted
correctly.
 Restart the system,
then re-insert the
disc correctly.
To prevent a
malfunction, the
system has performed
the self-diagnosis
function.
 Contact your nearest
Sony dealer or local
authorized Sony
service facility and
give the 5-character
service number.
Example: E 61 10