AVR 18 (serv.man7) - Harman Kardon Audio User Guide / Operation Manual. Page 7

Front Panel Controls

5

1

Press this

button to apply power to the AVR18
RDS. When the switch is pressed in
the unit is placed in a Standby mode,
as indicated by the amber LED 

3

surrounding the 

2. This button MUST be

pressed in to operate the unit. To turn
the unit off completely and prevent
the use of the remote control, this
switch should be pressed until it
pops out from the front panel so that
the word “OFF” may be read at the
top of the switch.

NOTE: In normal operation this
switch is left in the “ON” position.

2

When

the 

1 is “ON,”

press this button to turn on the
AVR18 RDS; press it again to turn the
unit off (to Standby). Note that the

surrounding the

switch 

3 will turn green when the

unit is on.

3

This LED will

illuminate in amber when the unit is in
the Standby mode to signal that the
unit is ready to be turned on. When
the unit is in operation, the indicator
will turn green. A red indicator means
that the unit is in the Protect mode,
and should be turned off and then
checked for a possible speaker wire
short circuit.

4

This jack may

be used to listen to the AVR18 RDS’s
output through a pair of headphones.
Be certain that the headphones have
a standard 6,3 mm stereo phone
plug.

5

This button

turns the speakers on for normal
listening.

6

This

button turns the speakers off for
private listening when the
headphones are in use.

7

Turn this control to

modify the low-frequency output of
the left/right channels by as much as
±10dB. Set this control to a suitable
position for your taste and room
acoustics.

8

Turn this control

to modify the high-frequency output
of the left/right channels by as much
as ±10dB. Set this control to a
suitable position for your taste and
room acoustics.

9

Turn this control

to change the relative volume for the
front left/right channels.

)

These

audio/video inputs may be used for
temporary connection of video
games, camcorders, digital still
cameras or portable audio products.
To select a source connected to
these jacks, press the 

!ç.

!

Press one of

these buttons to select or change the
input source. If the unit is in the
Standby mode, pressing one of these
buttons will also turn the AVR18 RDS
on.

@

Press

this button to select the output of an
optional, external 6-channel decoder
connected to the 

inputs

° as the listening source.

#

Press this button to

select the tuner as the AVR18 RDS’s
input source. When it is first pressed
the last station tuned will be heard.
Press it again to change between AM
and FM bands.

$

Press the left side

of the button to tune lower frequency
stations and the right side of the
button to tune higher frequency
stations. When a station with a strong
signal is tuned, the TUNED indicator
will illuminate in the 

¯. A brief press of the

button will manually tune to the next
frequency increment, while pressing
and holding the button for a longer
period (>0.5 sec) will fastly step
through the FM band. As soon as the
button is released the unit will
automatically tune to the next station
with a signal strong enough for
acceptable reception.

%

Press this button to

automatically scan through the
stations that have been programmed
in the AVR18 RDS’s memory. The
tuner will play five seconds of each
station before moving to the next
preset station. To stop the scan when
the desired station is heard, press
the button again. (See page 21 for
more information on the tuner
memory system.)

^

Press

this button to select stations that
have been entered into the preset
memory. (See page 21 for more
information on tuner programming.)