Technics SC-CH730 - Adjusting Speaker Output Level; Adjusting the Delay Time

Adjusting speaker output level
In
order
to
reproduce
the
movement
of
the
sound
and
its
clear
orientation,
it
is
important
to
adjust
the
output
level
of
each
speaker.
Adjust
output
to
the
correct
levels
while
listening
to
the
test
signal.
TEST
2a 73
Amplifier
I
Press
PRO
LOGIC
to
turn
on
the
Dolby
Pro
Logic
systems
and
select
the
desired
mode.
2 Press TEST to output a test signal.
The test signal is emitted
in the following order:
For SURROUND mode
Front speaker (left) Center speaker
Surround speakers (left, right)<—Front speaker (right)
The test signal is not emitted from the center speaker when the
center mode is on PHANTOM.
For 3 STEREO mode
Front speaker (left) Center speaker
t
Front speaker (right)
3
Turn
VOLUME
to
set
the
volume
level
normally
used
for
enjoying
the
source.
4 Press CENTER (—) or (+) or SURROUND (-—) or (+)
on the remote control to adjust the output level bal-
ance.
Adjust the output level of each speaker from the listening posi-
tion until they are all identical.
Output levels can be varied within a range of +12 dB with front
speaker output level serving as the zero point.
The
test
signal
is
output
only
by
the
speaker
you
are
now
adjusting
and
does
not
repeat
the
sequence
until
adjustments
are
complete.
Remember
you
cannot
adjust
output
level
of
the
surround
speakers
if you selected the 3 STEREO mode in step 2.
To stop the test signal:
Press TEST.
Adjusting the delay time
(When enjoying with SURROUND only)
Amplifier
Adjust the sound from the surround speakers until the proper effect is
produced.
I Press PRO LOGIC to turn on the Dolby Pro Logic
systems and select the SURROUND mode.
2 Press DELAY TIME to set to the suitable time.
When the button is pressed, the current delay time is displayed,
pressing it again changes the delay time.
Each time the button is pressed, the delay time will increase by
5 ms.
20 ms—25 ms—30 ms->15 ms
a
To calculate the delay time,
refer to the calculation methods.
The standard setting is 20 ms.
Dt: Distance from front speakers
D2: Distance from surround speakers
If D1 is equal to or less than D2:
Set to 15 ms.
If D2 is less than D1:
Start at 15 ms and increase by 5 ms for every 1.5 m of differ-
ence between D1 and D2.
Enjoying with SURROUND or 3 STEREO
Make sure that you have set the center mode and adjusted speaker
output level.
I Press PRO LOGIC to turn on the Dolby Pro Logic
systems and select the desired mode.
2 Select the desired source.
3 Start the desired source.
When employing SURROUND, use software recorded in Dolby Sur-
round.
To turn off the Dolby Pro Logic systems:
Press PRO LOGIC to select “OFF”.
Manufactured under license from Dolby Laboratories Licens-
ing Corporation.
“Dolby” and the double-D symbol are trademarks of Dolby
Laboratories Licensing Corporation. -