28
Sound quality/sound field operations
RQT5769
1
2
1
2
1
2
1
2
SUPER 3D AI
1
1
2
2
100Hz
10kHz
1kHz
100Hz
10kHz
1kHz
100Hz
10kHz
1kHz
LIGHT
HEAVY
SOFT
SH
A
RP
LIGHT
HEAVY
SOFT
SH
A
RP
LIGHT
HEAVY
SOFT
SH
A
RP
Varying the sound quality with the
manual equalizer
only
Dial [SOUND EQ] to display “MANUAL”.
When it is turned clockwise, the settings are selected in the
following sequence.
1
HEAVY
2
CLEAR
3
SOFT
4
DISCO
5
LIVE
6
HALL
7
MANUAL
8
AI-EQ
9
FLAT
Adjust the sound quality.
1
← →
direction:
For selecting the range of the sound to
be adjusted
Characteristics of each sound range
Under 100 Hz:
Super woofer range
Around 330 Hz:
Bass to midrange
Around 1 kHz:
Midrange
Around 3.3 kHz:
Midrange to treble
Above 10 kHz:
Treble
2
↓ ↑
direction:
For adjusting the level (7 steps)
When the level is in the center, the dot flashes rapidly.
Repeat steps
1
and
2
to set the desired sound quality.
The original display is restored on the display panel in about 5
seconds.
To release the equalizer
Dial [SOUND EQ] to display “FLAT”.
Notes
•
The sound quality setting is stored automatically. It is recalled when
“MANUAL” is next selected.
•
All recordings are performed at the flat setting even if an alternative
sound quality setting has been selected.
Varying the sound quality with the
acoustic image (Al) equalizer
only
The Al equalizer uses the SOFT, SHARP, HEAVY and LIGHT sound
quality coordinates to achieve subtle sound quality settings with ease.
Press [SUPER 3D AI] on the main unit to adjust the
surround level.
OR
Press [3D AI] on the remote control to adjust the
surround level.
Every time you press the button:
3D AI 1
3D AI 2
AI-EQ
Adjust the sound quality.
1
← →
direction:
SOFT–SHARP setting
2
↓ ↑
direction:
LIGHT–HEAVY setting
Repeat steps
1
and
2
to set the desired sound quality.
The original display is restored on the display panel in about 5
seconds.
To release the equalizer
Dial [SOUND EQ] to display “FLAT”.
Notes
•
The sound quality setting is stored automatically. It is recalled when
“Al-EQ” is next selected.
•
All recordings are performed at the flat setting even if an alternative
sound quality setting has been selected.
•
“3D AI 1” and “3D AI 2” cannot be selected while a surround system
is on.
SC-AK77
SC-AK77
27-28 AK77/66/62 [P/PC]
13/7/01, 2:46 pm
28