Sony CMT-DH7BT Operating Manual - Page 72

Self-diagnosis Function, To return the DVD setup to the default

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If the system still does not operate properly after performing the above measures or other troubles not described above occur, reset the system as follows: Use buttons on the unit to reset the system to its factory default settings. 1 Unplug the power cord. 2 Plug the power cord back in. 3 Press to turn on the system. 4 Press  , DISPLAY  and at the same time. "RESET" appears in the display. 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  when playback is stopped. The Control Menu appears on the TV screen. 2 Press  or   repeatedly to select (SETUP), then press ENTER . 3 Press  or   repeatedly to select "RESET," then press ENTER . 4 Press  or   repeatedly to select "YES," then press ENTER . It takes a few seconds to complete. Do not press when resetting the system. * Except for Parental Control settings 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 3 characters of the service number Cause and corrective action C 13 C 31 E XX (XX is a number) This disc is dirty.  Clean the disc with a soft cloth (page 75). 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 72GB

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¶±
GB
If the system still does not operate
properly after performing the
above measures or other troubles
not described above occur, reset the
system as follows:
Use buttons on the unit to reset the
system to its factory default settings.
1
Unplug the power cord.
2
Plug the power cord back in.
3
Press

to turn on the system.
4
Press
, DISPLAY
and

at the same time.
“RESET” appears in the display.
°e 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
when playback
is stopped.
°e Control Menu appears on the TV
screen.
2
Press
or
repeatedly to
select
(SETUP), then press
ENTER
.
3
Press
or
repeatedly to select
“RESET,” then press ENTER
.
4
Press
or
repeatedly to select
“YES,” then press ENTER
.
It takes a few seconds to complete. Do
not press

when resetting the
system.
* Except for Parental Control settings
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 ²
characters of
the service
number
Cause and corrective
action
C 13
°is disc is dirty.
Clean the disc with a
soſt cloth (page 75).
C 31
°e disc is not inserted
correctly.
Restart the system,
then re-insert the
disc correctly.
E XX
(XX is a
number)
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