Overview: The Marantz SR4023 Stereo Receiver boasts 80 watts of
continuous output from each channel and includes video switching capability to
fully integrate a 2.0 home entertainment system that includes both audio and
video sources. From its two sets of loudspeaker outputs, to its preamp
output/main amp input jacks, the SR4023 is built to support a wide variety of
system configurations. The Marantz stereo receiver can be used as a home theater
2.0 system, a secondary zone, or a main music system. There is a front panel
infrared sensor and three pre-programmed code sets that make the receiver
well-suited for remote zone use.
Front Panel Design: The receiver's front panel features an
aluminum extrusion which shields internal circuitry and absorbs internal and
Front Panel Lock: You can lock all the controls on the front
panel of the unit, accept for the Power button, to prevent anyone else from
changing the settings on your receiver.
Dimmer: The unit's front-panel display can be dimmed or turned
Sleep Timer: The receiver offers a Sleep Timer which will
automatically turn the unit off after 10, 20, 30, 40, 50, 60, 70, 80, 90, 100,
110, or 120 minutes.
Memory Backup: This unit is equipped with a backup function
to prevent memory data such as the preset memory from being erased.
Amplifier Section: The Marantz SR4023 features a high quality full
discrete stereo power amplifier rated at 80 watts x 2 channel in 8-ohms at 20Hz
to 20,000Hz with 0.08% THD.
Note: The manual incorrectly states amplifier rating frequency
range of 40Hz to 20,000Hz.
AM/FM Tuner: The Marantz SR4023 features a built-in AM/FM
tuner which can automatically or manually store up to 50 AM/FM presets that can
be labeled and viewed in a channel list.
Source Direct: You can bypass the tone control circuit of the receiver
and route the audio signal directly to provide the purest sound quality.
Bass And Treble: The SR4023 offers separate Bass and Treble controls
to increase or decrease the low and high frequencies of your music.
Mute: This feature temporarily silences all speaker outputs and the
headphone output of the receiver but will not affect any recording or dubbing
through the unit.
Audio Inputs: There are 8 stereo audio RCA inputs (4 of which are
linked to video inputs) and 3 stereo audio RCA outputs (1 of which is linked to
a video output).
Note: One of the stereo audio inputs is a Phono input which also
features a ground terminal.
Main In Jacks: The receiver features a pair of RCA jacks for
connecting an external pre-amplifier so you can use this unit as a power
Preamp Output Jacks: The receiver is equipped with a stereo RCA preamp
output for connecting an external power amplifier to the SR4023 so you can use
the SR4023 as a preamplifier.
Subwoofer Preamp Output: The receiver features a mono-RCA jack for
connecting a powered subwoofer.
Speaker Terminals: The SR4023 has binding post speaker
terminals for the receiver A and B channels. The binding posts can accept bare
wire, pin connectors, and single banana plugs. The terminals are spaced too far
apart for dual banana plugs. The collar surrounding the binding post terminals
prevent the use of spade connectors.
Headphone Output: The receiver features a 1/4" stereo
headphone jack on its front panel for connecting a pair of optional headphones.
The unit's speakers will automatically be turned off when a set of headphones
Video Inputs/Output: The SR4023 features 4 composite video inputs
(DVD, DSS, AUX, VCR) and video output (VCR). The video output can be used to
connected a video tape recorder for making recordings through the receiver.
Monitor Output: The Marantz SR4023 is equipped with a composite video
monitor output to connect the receiver to your television.
Remote Control: The supplied remote control contains 3 sets of remote
control codes and can be used to control up to 3 receivers in one
Flasher In: This 3.5mm input is used to control the SR4023
from an external key-pad (sold separately).
Remote In/Out: These RCA input/output connectors allow you
to connect the SR4023 to a Marantz component equipped with remote control (RC-5)
RS-232C: The RS-232C port is to be used in conjunction with
an external controller to control the operation of the unit by using an external