Sony HT-RT5 Operating Instructions Manual page 54

Reset
If the system still does not operate
properly, reset the system as follows:
1
Press  (on/standby) to turn the
system on.
2
Press HOME.
The home menu appears on the TV
screen.
3
Select [Setup] -
from the home menu (page 29).
4
Select [Reset to Factory Default
Settings].
5
Select the menu item you want to
reset.
6
Select [Start].
To cancel resetting
Select [Cancel] in step 6.
54
GB
[Resetting]