HARMAN KARDON ADP303 Instruction Manual

24093_ADP 303 Eng. 27/02/1998 10:34 Side 5
Front Panel Controls
4
AC-3 DIGITAL
Volume
051015AC-3
POWERDelay TimeBypassRFOpticalCoaxialTestMute
LEFTCENTERRIGHTL Y SURROUND Y RSUB. W
LEVEL TRIM
�oŤ?Ž � ?ú?
� Power Switch� Test Button and Indicator? Mute Button and Indicator
Push this switch once to turn it on.This button activates the test signalPress this button to momentarily
Press it again to turn the unit off. Anthat is used when adjusting outputsilence the audio output of the
indicator above the power switch willlevels. When the button is tappedADP303. Press it again to resume
illuminate when the unit is turned on.once the test noise will circulatenormal operation. An indicator light
between the speakers at a two (2)above the button will illuminate
o Delay Time Button andsecond interval. When you presswhen the MUTE button is engaged
Indicatorsand hold the button for a fewto remind you that the unit is turned
Press this button to set the delayseconds the test noise will circulateon, but silenced. The MUTE function
time for the surround channels. Eachfor five (5) seconds at each speaker.will not work when the ADP303 is in
press of the button changes theThe red indicator above the buttonthe BYPASS mode.
delay time by 5 milliseconds. Thewill illuminate when the test noise is
delay time range is from no delay topresent to remind you that the audioú Level Trim Controls
15 milliseconds. The indicator LEDsoutput has momentarily beenThese controls are used to adjust
above the Delay Time buttonchanged. Press the button at anythe audio output level of each
indicate the delay setting.time when the noise is heard toindividual channel. Use the small
cancel the test.Allen wrench supplied with the
Ť Bypass Input Selector ButtonADP303 to remove the cover when
IndicatorNote: The test signal noise is notadjustment of the level trims is
Press this button to remove theavailable when the ADP303 is in therequired.
ADP303 from the circuit when it isBYPASS mode. The test signal does
installed between a preamp andnot circulate to the subwoofer in any? Volume Control
amplifiers. An indicator LED abovemode.This knob adjusts the master volume
the button will light to indicate thelevel of the ADP303Os output. Turn it
BYPASS mode.It is suggested that the five secondclockwise to increase the volume
test noise be used for initialand counterclockwise to decrease
? Digital Source Selectorsadjustment of the output levels, andthe volume.
Press one of these buttons to selectthe shorter two second circulation
the digital input source. An indicatorbe used as a final brief check afterWhen the ADP303 is used in a
above the buttons will illuminate toadjustments have been made.system where the receiver/amplifier
confirm the selections. (such as the AVR80 ) has a O6
Channel Direct� input, the volume
Ž AC-3 Indicatorshould be set to the O12 oOclock�
This LED will illuminate when aposition.
digital source is selected and the
decoder has successfully locked to
the incoming digital signal.