Yamaha AX-9 Owner's Manual - Page 12
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Adjusting the BALANCE control
Adjust the balance of the output volume to the left and right
speakers to compensate for sound imbalance caused from
speaker location or listening room conditions.
Adjusting the BASS and TREBLE
controls
BASS
0
–
BASS
: Turn this clockwise to increase (or counter-
clockwise to decrease) the low frequency
response.
TREBLE : Turn this clockwise to increase (or counter-
clockwise to decrease) the high frequency
response.
Open/close the control door
When it is not necessary to operate controls inside the control
door, close the door.
To open the door
1
12
BALANCE
L
R
TREBLE
0
+
–
+
2
Selecting the SPEAKER system
Because one or two speaker systems can be connected to this
unit, the SPEAKERS switches allow you to select speaker
system A or B, or both at once.
ON
OFF
Using the PURE DIRECT switch
You can enjoy the purest possible sound from your audio
sources by pressing this switch so that the PURE DIRECT
indicator lights up. By doing so, the audio signal bypasses the
BASS, TREBLE and BALANCE controls, eliminating any
alterations to the audio signal.
PURE
DIRECT
To close the door
SPEAKERS
A
B
ON
OFF
PURE
DIRECT
Lights up.