Sherwood R-872 manual Connecting DC Trigger OUT, Connecting PC for Upgrades, Switched AC Outlets

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12. CONNECTING DC TRIGGER OUT

• Connect a component to DC TRIGGER OUT jack that allows DC 12V to turn on when a

specific input source is selected.

• For details, refer to the operating instructions of the components to be connected.

• To link DC TRIGGER OUT with a specific input

source, refer to "When selecting the DC TRIGGER" on page 59. ■Notes :

•This output voltage (12V d.c., 100mA) is for (status) control only, it is not sufficient for drive capability.

•When making DC TRIGGER connection, you should use the stereo mini cord, not a mono mini cord.

13. CONNECTING PC FOR UPGRADES

•This receiver incorporates USB as well as RS-232C terminal that may be used in the future to update the

operating software so that it will be able to support new digital audio formats, external control by using an external device and the like.

• Connect either USB or RS-232C terminal to your PC (you don't need to do both).

■Notes:

•Programming for upgrades and external control requires specialized programming knowledge and for that reason we recommend that it only be done by qualified installers. For more information on future upgrades and external control, visit the Sherwood web site at www.sherwoodamerica.com or contact your dealer.

•Do not disconnect the connection cable while updating the operating software, etc. Should this happen, it may be result in malfunction or cause damage to the unit.

14. SWITCHED AC OUTLETS

• These outlets are switched on (power-on mode) and off (standby mode) according to power control as follows (Maximum total capacity is 120 W (1A)).

Standby mode - Switched AC outlet off

Power - on mode - Switched AC outlet on

15. AC INPUT

•Plug the supplied AC input cord into this AC inlet and then into the wall AC outlet.

■Note:

•Do not use an AC input cord other than the one supplied with this unit. The AC input cord supplied is designed for use with this unit and should not be used with any other device.

ENGLISH

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Contents Page Safety Instructions Read this Before Operating Your Unit IntroductionContents System Connections Connecting AntennasHdmi High Definition Multimedia Interface connection *1 Connecting Video ComponentsComponent video input default settings *2 Flow of the video signalsVideo conversion Audio conversion Flow of the audio signalsConnecting External INS Connecting Audio ComponentsConnecting Digital INS and OUT Connecting PRE OutsDigital input default settings Connecting Speakers Surround back speakersFront Bi-Amp Connections Surround back left and right speakers Speaker placementFront left and right speakers and center speaker Surround left and right speakersConnecting XM only for North America Connecting Room 2 OutsConnecting MULTI-ROOM System KIT Connecting RF Remote AntennaAC Input Connecting DC Trigger OUTConnecting PC for Upgrades Switched AC OutletsFluorescent Display Front Panel ControlsAUX in Jack Setup MIC JackAbout the transmission signal Universal Remote ControlsFunction Table of the Numbered Buttons Remote Control Operation Range Entering a setup code Using Functions of Remote ControlSearching a setup code English Erasing all the commands programmed under a device mode Erasing the programmed command from one buttonProgramming a macro function To erase a macro programTo change a macro program Programming a punch-through function Operating a macro functionErasing the programmed punch-through function Operating a punch-through functionThen VOL is displayed on the LCD screen for several seconds When RF is set to Changing the transmission signalRoom 2 Remote Controls Remote Control Operation RangeLoading Battery Before operation When selecting the External in as desiredOperations Listening to a Program SourceMuting the sound When CD, AUX, Video 1~ 4 is selected as an input sourceAchieving higher purity of sound quality Listening with headphonesSurround modes Dolby Virtual Speaker Dolby HeadphoneNeural Surround Dolby Digital + Enjoying Surround Sound2CH downmix mode Listening in Dolby Headphone modeAdjusting each channel level with test tone To cancel the surround mode for stereo operationChannel level Adjusting the current channel levelRecalling the memorized channel levels Memorizing the adjusted channel levelsListening to Radio Broadcasts Auto tuningManual tuning Auto presettingTuning to preset stations Manual presettingSigning up for XM Satellite Radio XM Satellite Radio only for North AmericaChannel search Direct searchCategory search Displaying XM information Presetting channels Preset searchSignal strength display mode Error message and statusRecording Dubbing from video components ontoVideo Digital Audio Recording with MD Recorder Displaying the audio information Operating the sleep timerAdjusting the brightness of the fluorescent display Other FunctionsWhen using the buttons on the remote control unit When selecting the tuner as a Room 2 sourceRoom 2 Source Playback When selecting the Room 2 volume When using the buttons on the front panelWhen selecting the Room 2 mode When selecting the Room 2 inputMulti OSD Menu SettingsConfirm your selection Setting the System Setup When selecting the items other than OSD Position AdjustWhen selecting the AMP Assign When selecting the Subwoofer Mode When selecting the Hdmi Audio OUTWhen selecting the Tone Control When selecting the Momentary OSD When selecting the Cinema EQWhen selecting the OSD Position Adjust Setting the Input Setup When selecting the items other than NameWhen selecting the menu of page 2 or When selecting the Audio Assign When selecting the Hdmi AssignWhen selecting the Video Assign When selecting the Video ModeWhen selecting the Video Scaling When selecting the Audio ModeWhen selecting the HD Audio When selecting the Auto SurroundWhen selecting the AV Sync When selecting the DC TriggerTo resume its factory input source name When selecting the NameSetting the Speaker / Room EQ Setup When selecting the Auto SetupPreparations When the auto setup has been completed When selecting the Speaker Configuration About the speaker distance When selecting the Speaker DistanceWhen selecting the Speaker Crossover When selecting the Room EQ Setup Setting the CH Level Setup Memorizing the adjusted channel levels When selecting the Night Mode Setting the Sound ParameterWhen selecting the Dimension control When selecting the Dolby Plii MusicWhen selecting the Panorama mode When selecting the Center Width controlWhen selecting the Dolby Headphone When selecting the Dolby Virtual Speaker Wide mode When selecting the Dolby Virtual SpeakerSetting the Multi Room Setup When adjusting the tone Bass and Treble When selecting the RoomWhen selecting the Input When selecting the VolumeProblem Possible Cause Remedy Troubleshooting GuideAmplifier Section SpecificationsAOC Setup Code TableVCR VCR TV/VCR DVD SAT AUX-MD DKK

R-872 specifications

The Sherwood R-872 is a high-performance stereo receiver that offers an impressive combination of features, sound quality, and versatility, making it a valuable addition to any home audio system. Designed with an emphasis on audio fidelity and user convenience, the R-872 stands out as a reliable choice for both audiophiles and casual listeners alike.

One of the main features of the Sherwood R-872 is its robust power output, capable of delivering 100 watts per channel into 8 ohms. This level of power ensures that it can drive a wide range of speakers, from bookshelf models to larger floor-standing units, providing a rich and immersive listening experience. The receiver's built-in amplifier also supports low total harmonic distortion (THD) levels, which guarantees clear and accurate sound reproduction, even at high volumes.

The R-872 is equipped with a variety of connectivity options, making it easy to integrate into modern home entertainment setups. It includes multiple analog inputs for connecting various audio sources, such as CD players, turntables, and streaming devices. Additionally, it features built-in Bluetooth, allowing users to wirelessly stream music from smartphones, tablets, and computers, enhancing its versatility as a central component of any audio system.

Another noteworthy characteristic of the Sherwood R-872 is its sophisticated digital signal processing (DSP) capabilities. With multiple sound presets and adjustable equalization settings, users can tailor the audio output to their preferences, whether they are enjoying music, movies, or gaming. The receiver also offers a convenient headphone output, catering to those who prefer a private listening experience.

In terms of design, the R-872 boasts a sleek and modern aesthetic with an intuitive interface. The front panel features a clear display that provides essential information about the current audio source, volume level, and other settings. The included remote control allows for easy operation from a distance, adding to the overall user-friendly experience.

In summary, the Sherwood R-872 is a versatile and powerful stereo receiver that excels in delivering high-quality audio while accommodating a range of input sources and personal preferences. With its solid performance, modern features, and elegant design, the R-872 is an excellent choice for anyone looking to enhance their home audio setup. Whether you're listening to your favorite albums or enjoying a thrilling movie soundtrack, the R-872 ensures an engaging and enjoyable audio experience.
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