
FRONT PANEL CONTROLS
DSD
and
128xDSD
(hi-speed)
feature
can
be
enabled
by
inst
alling
the
DSD
DIOCARD.
Pressing
and
holding
button
enables
or
disables
external
sync.
T
oggling
this
switch
select
s
the
source
of
external
clock.
Ext.Clock
Source
WCK
switch
allows
wordclock
(both
in
and
out)
to
be
a
division
of
sampling
frequency
.
For
example-
when
FS/4
is
selected,
the
converter
will
operate
at
FS=176.4k
while
the
wordclock
is
44.1k.
Source
to
Digit
al
Out-
See
Signal
Flow
on
pg
6.
Source
to
Analog
Out-
See
Signal
Flow
on
pg
6.
Meters-
Select
s
signal
displayed
by
Meters-
either
ADC
or
DAC.
Red
meter
LED
is
a
full
scale
signal
at
1
sample
or
more.
W
e
do
not
recommend
peaking
at
red.
S
tereo
Output
selector
determines
what
is
present
on
stereo
XLR
output
s
and
head
phone.
It
can
either
be
any
p
air
of
DACs
or
L/R
sum
of
them
(odd
channels
summed
to
L
and
even
to
R)
or
Mono
sum
of
all
8
chan.
Holding
this
button
select
s
Thru
Knob
function
which
routes
the
XLR
output
via
volume
attenuator
.
These
output
s
are
typically
connected
directly
to
power
amp
or
powered
speakers
providing
hi-
fidelity
short
signal
monitor
p
ath.
Hi-
Fidelity
,
high
drive
head
phone
out
can
drive
any
type
of
head
phones
with
ultimate
fidelity
.
It's
able
to
provide
up
to
1
Amp
of
inst
ant
current
drive.
The
head
phone
out
is
the
same
as
XLR
and
it's
always
routed
through
the
knob.
Precision
1dB
steeped
attenuator
features
a
precision
24
step
switch
and
precision
resistor
ladder
resulting
in
very
accurate
level
monitoring
for
mastering
purposes.
Mute
button
mutes
main
XLR
out
s.
Sample
Rate
switch
toggles
btwn
sampling
rates
for
PCM
and
if
DSD
option
is
inst
alled,
set
s
the
unit
to
DSD
or
128xDSD
mode.
This
switch
set
s
sample
rate
for
both
AD
and
DA
and
has
to
be
set
manually
even
if
ext.
clock
is
applied.
In
such
case
it
has
to
be
the
nearest
approximation
of
applied
clock
(or
it
s
multiplication
if
FS/2
or
FS/4
is
selected).
9
Содержание 8X192 ADDA
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