AVR 18 (serv.man7) - Harman Kardon Audio User Guide / Operation Manual. Page 8

Front Panel Controls

6

&

Press this button to

select the stereo or mono mode for
FM tuning. In the STEREO mode a

indicator will illuminate in the

¯, and stereo

reception will be provided when
stations are transmitting stereo
signals. In the MONO mode the left
and right signals from stereo
broadcasts will be mixed together
and reproduced through all
channels. Select MONO for better
reception of weak signals. 

*

Press

this button to select the Dolby Pro
Logic surround mode when listening
to an analog program that is
encoded with surround-sound
information. (See page 19 for more
information on surround modes.)

(

Press

this button to select the Dolby 3
Stereo listening mode. This mode is
used primarily when a program has
surround information when a center
channel speaker, but no surround
speakers, is installed. (See page 19
for more information on surround
modes.)

Ó

Press one of these

buttons to select the analog surround
modes. These modes may be used
with any stereophonic analog
program source to create a pleasing
surround effect. (See page 19 for
more information on surround
modes.)

Ô

Press this button to

begin the sequence of steps used to
set the AVR18 RDS’s output levels.
When this button is pressed, a test
tone will replace the currently
selected listening source and the

¯ will show the

channel where the test tone appears.
The test tone will automatically switch
to the next channel after three
seconds. (See page 16 for more
information on using the test tone to
set the output levels.)



Press this button

to turn off all surround processing,
and to listen to a program in
traditional stereo from the left front
and right front speakers only.

Ò

Press this button to

momentarily silence the speaker and
preamp output of the AVR18 RDS.

Ú

Turn the knob

clockwise to increase volume,
counterclockwise to decrease the
volume.

Û

This button has two

functions. If this button is pressed
while in normal operation, the

¯ will show the

Surround mode for three seconds.
This button is also used to enter an
output level setting (See pages 16
and 23 for more information on
setting output levels.)

Ù

Press this button to enter

delay time settings. (See page 17 for
more information on delay times.)

ı

Press this button

during normal operation to begin the
process that adjusts the output
levels.

NOTE: Be sure to select the Dolby
Pro Logic surround mode before
calibration so that all five channels
will be adjusted. (See page 23 for
more information on setting output
levels.)

ˆ

Press this button to select the center
channel speaker. When it is first
pressed, the 

¯

will show the currently selected
speaker type. Press it again to show
another speaker type or no speaker
option (this option is available with
the Dolby Pro Logic surround mode
only).

Release this button when a desired
selection is shown in the 

¯. (See page 15 for more

information on setting the center
channel type.)

˜

Press these

buttons to adjust the AVR18 RDS’s
output levels. You may use these
buttons while you are checking the
output levels by pressing either the

Ô { or the

ı Z.

NOTE: Be sure to press the 

Û Y to enter a new output

level each time you adjust the
channel. (See pages 15–16 for
information on setting output levels
using the test tone, or page 23 for
information on output level trim using
a normal program source.)

¯

This display

delivers messages and status
indications to help you operate the
receiver.

˘

The

sensor behind this window receives
infrared signals from the remote
control. Aim the remote at this area
and do not block or cover it unless
an external remote sensor is
installed.