Sony HT-K25 User Manual

Page of 104
14
GB
Checking the connections
and settings
Performing initial setup
operations
Before using the system for the first time,
initialize the system by performing the
following procedure.
This procedure can also be used to return
settings you have made to their factory
defaults.
1
Press 
?/1
 to turn off the system.
2
Hold down 
?/1
 until “INITIAL” appears
in the display.
The current function name appears.
The following are reset to their factory
settings.
• All settings in the SET UP and LEVEL
menus.
• The sound field memorized for each
function.
Checking if the sound comes
from all speakers
Confirm that you can hear the test tone from
each speaker.
1
Press MASTER VOL +.
(Optimal volume level: Between 20–30.)
2
Press TEST TONE.
You will hear the test tone from each
speaker in sequence.
Front (left) t Center t Front (right) t
Surround (right) t Surround (left) t
Subwoofer
While outputting the test tone, if no sound
comes from the speakers or the test tone is
output from the speaker whose name is not
displayed in the display, there is a short-
circuiting or the connection is wrong. In this
case, check the speaker connection again.
3
Press TEST TONE again to turn off the
test tone.
?/1
N
X
TOP MENU/
GUIDE
AV MENU
MUTING
MASTER
VOL
DISPLAY
TV VOL
TV CH
WIDE
TEST TONE
TV/
VIDEO
MAIN
MENU
RETURN/EXIT
x
O
f
F
G
g
AV SYSTEM3
RM-U25
MASTER VOL +
TEST TONE