Sherwood R-963 manual Specifications, Amplifier Section

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Specifications

AMPLIFIER SECTION

Power output, stereo mode, 8 Ω, THD 0.05%, 20 Hz~20 kHz	2 120 W
Total harmonic distortion, 8 Ω, 120 W, 1 kHz	0.05 %
Intermodulation distortion
60 Hz : 7 kHz = 4 : 1 SMPTE, 8 Ω, 120 W	0.09 %
Input sensitivity/impedance
Phono (MM)	2.5 mV/47 kΩ
Line (CD, TAPE, VIDEO)	200 mV/47 kΩ
Signal to noise ratio, IHF “A” weighted
Phono (MM)	72 dB
Line (CD, TAPE, VIDEO)	100 dB
Frequency response
Phono (MM), RIAA, 30~20, 000Hz	1.0 dB
LINE (CD, TAPE, VIDEO), 10~100,000 Hz	+0, -3 dB
Output level
TAPE REC, 1 kΩ	180 mV
PRE OUT(Front, Center, Surround, Surround back, Subwoofer), 1 kΩ	1.0 V
Bass/Treble control, 100 Hz/10 kHz	10 dB
Surround mode, only channel driven
Front power output, 8 Ω, 1 kHz, THD 0.7 %	140 W+140 W
Center power output, 8 Ω, 1 kHz, THD 0.7 %	140 W
Surround power output, 8 Ω, 1 kHz, THD 0.7 %	140 W+140 W
Surround back/ROOM 2 power output, 8 Ω, 1 kHz, THD 0.7 %	140 W+140 W

DIGITAL AUDIO SECTION

Sampling frequency	32, 44.1, 48, 96, 192 kHz
Digital input level
Coaxial, 75 Ω	0.5 Vp-p
Optical, 660 nm	-15~-21 dBm

VIDEO SECTION

Video format	NTSC
Input sensitivity(=Output level), 75 Ω
Video(Composite (normal))	1	Vp-p
S-Video(luminance signal)	1	Vp-p
(chrominance signal)	0.286	Vp-p
Component video(R-Y signal)	0.5	Vp-p
(B-Y signal)	0.5	Vp-p
(Y signal)	1.0	Vp-p

FM TUNER SECTION

Tuning frequency range	87.5~108 MHz
Usable sensitivity, THD 3 %, S/N 30 dB	17.2 dBf
50 dB quieting sensitivity, mono/stereo	25.2/43.2 dBf
Signal to noise ratio, 65 dBf, mono/stereo	72/68 dB
Total harmonic distortion, 65 dBf, 1 kHz, mono/stereo	0.2/0.3 %
Frequency response, 20 Hz~15 kHz	1.5 dB
Stereo separation, 1 kHz	45 dB
Capture ratio	3.0 dB
IF rejection ratio	120 dB

AM TUNER SECTION

Tuning frequency range	520~1710 kHz
Usable sensitivity	12.5 mV
Signal to noise ratio	51dB
Selectivity	30 dB

GENERAL

Power supply	AC 120 V, 60 Hz
Power consumption	4.3 A
Switched AC outlets	TOTAL 1A, 100 W max.
Dimensions(W H D)	440 166 380 mm(17-3/8 6-1/2 15 inches)
Weight(Net)	18.5 kg(40.8 lbs)
Note: Design and specifications are subject to change without notice for improvements.

ENGLISH

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Contents 963 Introduction Unpacking and InstallationRead this Before Operating Your Unit Room 2 Remote Controls Should this happen, memorize them again System ConnectionsAudio IN/ OUT connections Connecting System Control Connecting MULTI-ROOM System KIT Connecting Speakers Dynamic Range Button Front Panel ControlsThis remote control unit has 3 operating modes as follows Universal Remote ControlsDigi Link System Remote Controls Function Table of the Numbered Buttons Remove the cover Loading BatteriesLoad four alkaline batteries AAA size 5V matching the polarityButtons simultaneously for 3 seconds Entering a Setup CodeCode is saved and the Pre-PROgramming mode is resumed Power button and then save the codeOperate the component using Corresponding function buttons Repeat the above stepsFunctions Main Additional Information on Remote Command CodesMatching the polarity Room 2 Remote ControlsBefore operation OperationsAdjusting the tone bass and treble When CD, Tape MON or Video 1~ Video 5 is selectedSelect the tone mode as desired Select the digital or the analog input as DesiredPress it again to cancel, then CINEMA-EQ OFF Surround modes Surround SoundHall 1/2 Use this mode to enjoy video game sourcesFront left and right speakers and center speaker Speaker placementEnjoying Surround Sound Surr Adjusting each channel level with test tone Adjusting each channel levelDownmixing into 2 front channels Manual tuning Auto tuningPresetting radio stations Listening to Radio BroadcastsScanning preset stations in sequence Tuning to preset stationsRecording Dubbing the sound and image signalsRecording with Tape Monitor Dubbing from video components ontoEach time this button is pressed, the corresponding Digital Audio Recording with MD RecorderInput is selected as follows Connected, Digital is flickering. ThereAdjusting the brightness of the fluorescent displays Operating the sleep timerOther Functions Compressing the dynamic range Dolby Digital sources onlyCorrecting or clearing a video label Room 2 source Room 2 Source PlaybackCurrent Status Display Using the OSDOSD Menu Settings When selecting the Power AMP Assign Select the desired menu using the Cursor UP /DOWN buttonsWhen selecting the Function Select When selecting the Surround SetupSetting the Power AMP Assign When selecting the Speaker Config Setting the Speaker SetupWhen selecting the Speaker Distance Corresponding LFE level mode When selecting the LFE Level ControlMoved to the corresponding Digital Setting the Function SelectWhen selecting the Input Setup D E O S E L E C T When selecting the Tone Control Off To turn off the current status display When selecting the OSD ModeWhen the DC Trigger mode is set to On When selecting the DC TriggerWhen selecting the Listening Mode When selecting the Source Direct Setting the Surround SetupWhen selecting the Cinema EQ Moved to the corresponding modeWhen selecting the surround mode When selecting the Decoding ModeEach time these buttons are pressed, the channel level can Setting the CH Level TrimBe adjusted within the range of -15~+15 dB When selecting the Volume Mode Setting the ROOM2 Feed SetupButtons to select the Function Select for Room 2 source When selecting the Function Select for RoomPress the Cursor UP /DOWN Then press the Enter button Problem Possible Cause Remedy Troubleshooting GuideAmplifier Section Specifications963