Akai DR4 Owner's Manual page 14

Hard disk recorder
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4
Chapter:
1
Front
&
Rear
Panels
1)
POWER
switch
This
is
the
power
switch.
The
rocker
part
of
this
switch
is
recessed
in
the
ON
position
to
prevent accidental
power
off.
2)
PHONES
LEVEL
This
control adjusts the
headphone volume
level
3)
PHONES
connection
A
stereo pair
of
headphones can be corpected
to
this
1/4
inch
stereo
phone
jack.
Channels
1
and
3 are
on
the
left,
channels 2
and 4
are
on
the
right.
4)
FOOT
SW
connection
A
normally closed type footswitch can be connected here
for
punch
in/out operation.
See
"Foot switch
Punch
In/Out"
on page
21.
5)
AUTO MONITOR
key
This switch
turns the
auto
monitor
on and
off.
In the
on
position,
monitoring
is
automatically
switched
between playback and
source
when
recording.
The
off position
allows
you
to
monitor
the
source during playback
too.
This
is
useful for practising
with
existing tracks
before
recording.
See "Auto Monitor"
on
page
23.
6)
REHEARSAL key
This key
turns the rehearsal
function
on and
off.
Rehearsal allows
you
to
rehearse
punch
ins
and
outs.
During
a
rehearsal, the
monitor
will
switch
to
source
at
the
punch
in point,
but
nothing
will
be
recorded.
See
"Rehearsal"
on page
23.
7)
REC
keys
1
-
4
These
keys
are
used
to
arm
channels
for
recording.
A
flashing
key
indicates
that
a
channel
is
armed
for
recording,
and
a
lit
key
indicates
recording
in
progress.
See "Arming Channels" on
page
19.
8)
INPUT SELECT keys
1/2,
3/4
These
keys
are
used
to select
the input source,
analog
or
digital,
for
each
pair
of channels.
LED
indicators
show
the currently selected source.
See
"Selecting
the
Analog
Inputs"
on page
16
and
"Selecting
the Digital
Inputs"
on page
18.
In the
sub
menu,
these
keys
are
used
to select
the
type
1
and
type 2
digital
signal
formats
for
the
digital
inputs
and
outputs.
See
"Selecting the
Digital
Input
Connection Type"
on page
17
and
"Setting the Digital
Output Format" on page
18.
9)
PEAK
LEVEL
METER
These 20-segment
LED
bargraphs with
peak
hold
indicate the
playback and
source
signal
levels.
10)
DISPLAY
These
eight 7
-segment
LED
digits
display disk time,
either
absolute or
relative.
They
are also
used
for
entering
and
displaying
locate points.
In
BBC
mode,
they
indicate
bar, beat,
and
clock.
Sub
menu
settings
and
error
messages
are also displayed.
The
small dot
at
the
bottom
right
of each
digit
also
has a
special function:
The
left
most
dot
indicates that the
hard disk
is
being
accessed.
The
second
dot
indicates the disk
access
condition.
Under
normal
operation
it
will
flash.
I
f
data
access
activity
is
excessive,
it
will
be
lit
constantly.
In
this
case,
use
the align function.
See
"Data Alignment" on page
52.
Version
1.0
5/93

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