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appropriate digital input is selected and
connected.
14 Music engages Krell Music Surround
TM
circuitry for use with stereo recordings.
15 Mono is for use with monophonic
recordings. This provides monaural out-
put from the ~nter speaker and sub-
woofer(s) only.~lf the system does not
include a center speaker, the monaural
signal is split between theleft and right
speakers.
16 Preamp disengages all surround
processing circuitry for use with stereo
recordings. When fed an analog source,
the Audio + Video Standard functions as
a pure Class Ai
~
high resolution, analog
preamplifier. For digita, I sources, the
Audio + Vide£ Standard employs 24-bit,
custom KrelP-written, digital-to-analog
conversion software before being sent to
the analog preamplifier stage.
17 Recall Button
This button saves and recalls system config-
uration settings..
18 Infrared Sensor
The infrared sensor receives commands
from the Audio + Video Standard remote
control. For proper remote control operation,
make sure the infrared sensor is clear of any
obstructions.
19-21 Volume Control Buttons
The following six buttons select one of the
Audio + Video Standard’s volume chant~els:
19 Master Volume Button
When the LED above this button is illu-
minated, the volume control knob (7)
affects the entire system equally. The vol-
ume adjustment is indicated in the main
display and also on-screen.
20 Individual Channel
VolumeTrim
When the LED above any of these but-
tons is illuminated, the volume control
knob (7) changes the level of the select-
ed channel. These new changes will
clear when a new input mode is selected.
The volume control knob reverts back to
controlling the default level, Master, after
four seconds of inactivity.
21 Balance Button
(Preamp mode only)
When the LEE) above this button is illu-
minated, the volume control knob (7)
affects the left-to-right balance of the sys-
tem. The center position is indicated by
CNTR in the main display. Balance may be
adjusted in 1 dB increments up to 9 dB.
The next adjustment mutes either chan-
nel, indicated by ROFF or LOFF for the right
channel and left channel respectively.
The on-screen representation for bal-
ance is graphical:
L ......... : ......... R
The center position is indicated by two
vertical dots, Each dB of adjustment is
represented by one individual dot.
Moving the cursor so that it covers the L
indicates a completely muted right chan-
nel. Conversely, positioning the cursor so
that it covers the R indicates a complete-
ly muted-left channel. The volume control
knob (7) reverts back to controlling the
default level, Master, after four seconds
of inactivity.
KRELL
®
Audio + Video Standard English Page 7 of 32