Marantz CDR420 - Signal Processing and Output Controls; CD Drive and Headphone Connections

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Controls, Connections (front) continued
4 5 6 7 8
12 13
4 INPUT ANALOG/DIGITAL
switch
Select between analog or digital
external input.
Connect digital output of the source machine to
the DIGITAL IN jack on the rear of CDR420*. Con-
nect analog input to either the MIC/LINE input jacks
on the front of the CDR420, and/or the AUX IN jacks
on the rear of the CDR420, or use the internal micro-
phone.
*The CDR420 can only accept S/PDIF digital input signals at the
Sample Frequency of 44.1 kHz.
5 REC LEVEL switch
Record level limiter for analog
input during recording.
ALC –
Limits any input signal greater than -12 dB.
Left and right MIC/LINE (or INT MIC) level
controls do not have any function when using ALC.
MANUAL –
Set level using left and right MIC/LINE
level controls. When recording via AUX IN control
the level using the output level control on the external
device. Levels in excess of 0 dB may be recorded and
may result in distorted recordings.
LIMITER –
Same as manual: Set level using left and
right MIC/LINE level controls. Levels in excess of 0
dB are automatically limited.
NOTE: REC LEVEL adjustment is not available with
this switch at ALC.
6 MIC/LINE ATT switch
Determines if the signal from the
MIC/LINE inputs is attenuated.
OFF
– the signal(s) is not attenuated.
ON
– Overdrive of the signal is attenuated (limited).
7 SPEAKER OFF/ON switch
Turns the built-in speaker OFF or
ON.
12 PHONES jack
Plug stereo headphones in here.
Adjust headphone volume with the
PHONES/SPEAKER LEVEL control.
INPUT
ANALOG DIGITAL
MANUAL
ALC
LIMITER
REC LEVEL
MIC/LINE ATT
OFF ON
SPEAKER
OFF ON
8 EJECT button
Press and release to eject a CD in the
CD drive.
PHONES
LINE OUT
13 LINE OUT level control
Turn to adjust the level of the output
to the LINE OUT jacks.
9 10 11
9 Eject button
The small Eject button on the CD drive mechanism
can also be pressed and released to eject a CD in the
CD drive.
*Neither the Eject button on the face of the unit or the small Eject
button on the CD mechanism are functional when a CD is being
written.
10 CD light
(yellow)
The CD light fl ashes when the CD drive is active,
reading or writing a CD.
11 CD slot
Insert a CD here.
The CD drive is used for recording and can record CD-
R and CD-RW discs. The CD drive can also playback
CD, CD-R and CD-RW disks
9 10 11
not
used