Digital Volume - C.E.C. DA5 Owner's Manual

Digital Volume

DA5 has a digital volume function which changes
the analog outputs level at XLR, RCA and headphones
in the digital domain.
Press the D.VOL-UP/DN buttons on the remote control
unit to change the volume between minimum -99 (dB) and
maximum 0 (dB).
The last setting has been memorized after power off.
Level indicator
Pressing the
D.VOL-UP/DN
buttons the sampling
frequency indicator
will change to show
the volume level.
Pressing once the
button will jsut show
the current volume
setting. Press
successively to
change the volume.
Press and hold the
button for fast changes.
Approximately 5 seconds later the display will return to
indicate the sampling frequency.
Change rate
The volume change rate varies
by the volume level. 6dB changes
between -99(dB) and -75(dB), 3dB
between -75(dB) and -60(dB), 2dB
between -60(dB) and -40(dB), and
1dB between -40(dB) and 0(dB).
Pressing the D.VOL-DN button
at -99(dB) the volume will go to
MUTE " - -".
Connecting to pre-amplifi er
When connecting with an
amplifi er with a volume control
function, set the DA5 digital volume
at maximum 0(dB) which is the
same output level as standard CD
players.
FLAT USB COAX PCM
FILTER
PULSE AES TOS DSD
maximum
1dB 40 times
2dB 10 times
3dB 5 times
6dB 4 times
minimum
MUTE
Connecting to power amplifi er
When connecting with a power amplifi er, the DA5 digital
volume function controls the amplifi er volume. Make sure
that the DA5 digital volume is set to minimum or MUTE
before the amplifi er is turned on.
expected huge sound. Danger!
Headphones Listening
Adjust the headphones volume through the both of the
digital volume operated by the remote control unit and the
INPUT
analog volume operated by the volume knob on the front
panel.
power amplifi er to avoid a sudden huge sound.
Changing not to memorize the last volume
You can change the
starting up volume to
the minimum -99(dB)
regardless of the last
volume setting. Turn on
DA5 pressing and holding the FILTER button on the front
panel, and keep the FILTER button pressed for approx. 5
seconds until the blinking of the volume level ends. From
the next time DA5 will be turned on at -99(dB).
To return to memorize the last volume, turn on DA5
pressing and holding the INPUT button on the front panel,
and keep the INPUT button pressed for approx. 5 seconds
until the blinking of the volume level ends. From the next
time DA5 will be turned on at the last volume memorized.
The last volume setting has been memorized
after power off. It is recommended to always
minimize the volume when DA5 is powered off.
Bigger volume setting would cause an un-
In case that the XLR or RCA output is
connecting to a power amplifier, after the
headphones listening make sure to minimize
the digital volume before turning on the
to start up at min. -99(dB)
POWER
to start up at the last volume memorized
FLAT USB
POWER FILTER
PULSE AES
FLAT USB COAX PCM
FILTER
PULSE AES TOS DSD
COAX PCM
INPUT H
TOS DSD
9