Yamaha Natural Sound AV-75PRO Owner's Manual page 7

SURROUND MODE ON/OFF switch
Set this switch to ON to enable the surround mode features. Set this
switch to OFF when listening to the normal 2-channel stereo sound
without surround-sound effect. The rear греене! do not орегае in Ше
normal 2-channel stereo mode.
REAR level control
This control raise or lower the volume at REAR SPEAKERS terminals.
CENTER level control
This control adjusts center channel SE level. This has no effect in tne
"PHANTOM" mode. |
Input balance control (INPUT BAL)
Use this control to obtain the best surround-sound condition. For details
of the surround-sound condition adjustment, refer to page 10.
CENTER MODE selector
Set to the OFF position when adjusting the input balance control. Set to
the NORMAL position to listen to the center channel information through
the center speaker. Set to the PHANTOM position if you wish the center
channel information to be reproduced through the conventional left and
right channel front (main) speakers.
@ BALANCE control
Use this control to concurrently change the left and right output volume to
the speaker terminals to compensate for sound imbalance caused from
speaker settings or listening room condition. |
© Continuous variable LOUDNESS control
This control can be used to retain full tonal range at any volume levels.
The sensitivity of ears to high and low frequency ranges will be lost at
low volume settings. However, this control provides an equalization curve
based on human hearing.
To adjust the LOUDNESS control to your listening level, first, set the
control to the FLAT position, turn the VOLUME control to your loudest
listening level, then turn the LOUDNESS control counterclockwise to
reduce the volume level without losing the natural tone.
@ REMOTE CONTROL sensor
This is used to receive signals from the remote control transmitter.
(See Fig. 72.)
Notes on connections
е Before attempting to make any connections to or from this unit, be
sure to first switch OFF the power to this unit and to any other
components to which connections are being made.
e When making connections between this unit and other SERENE be
sure all connections are made correctly, that is to say L (left) to L, R
(right) to R, "+" to "+" and "—" to "—".
Power cord
Connect the power cord of this unit to an AC outlet.
Speakers Е
Front апа геаг speakers: Connect the SPEAKERS terminals to your front
and rear speakers with the proper gauge of wire, cut to be as short as
possible. Press the speaker wire terminal tabs, then insert the bare wires
and secure them by releasing the tabs. If these connections are faulty, no
sound will be heard from the speakers. Make sure that the polarity of the
speaker wires is correct, that is, that the + and — markings are
observed. If these wires are reversed, the sound will be unnatural and will
lack bass. Do not coil up excess speaker wire or bundle the speaker
cables with the power cords.
‚ Center speaker: A monaural power amplifier is necessary to drive the
center speaker. Connect the INPUT jack of the monaural power amplifier
to the CENTER OUT jack on the rear panel of this unit.
* Refer to the owners manual of monaural power amplifier for information
about connections between the center speaker and the monaural power
Ш |
Turntable
Connect the a cords of the turntable to the PHONO jacks.
Compact disc player
Connect the output jacks of the compact disc player to the CD jacks.