Rotel RC870BX User's Manual
Contents
1. so that the receiver can be used as an AV control center There are one set of inputs for a stereo AV component such as a video disc player and one set of inputs outputs for a stereo video recorder There is also a separate TV monitor output for connection of a color monitor for high quality viewing This system then not only provides for easy selection of video sources but also allows high performance operation for op timal sound quality such as digital sound from a Hi Fi video recorder In addition sound track of video components can be dubbed onto a tape recorder connected to the receiver or vice ver sa Video dubbing is also possible from AV AUX 1 to AV AUX 2 Playback To carry out playback with the equipment connected to the AV AUX inputs set the function selector to AV AUX 1 or AV AUX 2 as required and set the tape monitor selector to SOURCE position Set the TV or video monitor to the video input mode to view the picture Adjust the volume and other controls on the receiver to suit your needs A Recording Dubbing Set the tape monitor selector to SOURCE position and func tion selector to AV AUX 1 where the source to be recorded is connected Then record with the video recorder connected to the AV AUX 2 terminals on the rear panel The video signal being recorded can be monitored by the connected TV or video monitor For advanced applications such as combining sound from an audio source with a video signal and recor2. and raise the volume to the desired level Playing back tape deck 1 Set Tape Monitor selector to TAPE 1 or TAPE 2 posi tion according to the tape deck you are going to play back 2 Start playback 3 Raise the volume to the desired level Recording program source Play the desired program source according to the procedures mentioned above The signal from the source will be sent through TAPE OUT terminals on unit s rear panel Put the tape deck in the record mode to record the signal During recording operation of Volume control and Tone con trol will have no effect on the signal being sent through TAPE OUT terminals Note When playing a compact disc in the direct signal path mode the signal will not be sent to TAPE OUT terminals but only to the speaker terminals and so cannot be recorded Dubbing By connecting two tape decks dubbing tape to tape copy ing of prerecorded tapes can be performed The unit allows two modes of dubbing from TAPE 1 to TAPE 2 deck and TAPE 2 to TAPE 1 deck 1 Set Tape Monitor selector to 12 or 2 1 2 Play back TAPE 1 or TAPE 2 deck and put TAPE 2 or TAPE 1 deck in record mode then dubbing starts Dur ing this operation you can listen to the signal with Volume control or Balance control set as desired they have no effect on the signal to be recorded PLAYBACK AND RECORDING WITH AV EQUIPMENT The RC 870BX permits connection and switching of audio visual components
3. ROTEL STEREO CONTROL AMPLIFIER RC 870BX owners manudi ARAE FRAN AIS z T ner A EEE WARNING TO PREVENT FIRE OR SHOCK HAZARD DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE Write your SERIAL NUMBER here The number is located near the name plate on the rear panel ENGLISH STEREO CONTROL AMPLIFIER RC 870BX INTRODUCTION We at Rotel want to thank you for purchasing our audio product Rotel audio products are designed to use the latest electronic technology and they incorporate our long experience as a specialist manufacturer of audio equipment We are confident that you will find satisfaction in the high quality sound and top performance and that you will find pleasure in the func tional beauty achieved through human engineering concept Before starting operation please read this instruction manual thoroughly and acquaint yourself with the proper mode of using the unit and all its connections We hope you will enjoy top notch performance for many years to come BEFORE ENJOYMENT POWER SUPPLY Follow the instructions below for maximum safety 1 Use a wall outlet for power supply Be sure to connect the AC line cord to a house hold wall out let Be certain that the outlet voltage matches the electrical rating of the unit found on the rear panel name plate 2 Connecting and removing AC cord Be sure to connect or disconnect the AC line cord only after turning off the power switch to prevent pos
4. ding both on the video cassette recorder connected to the AV AUX 2 ter minals please refer to the signal flow table shown on page 17 Note the audio and video signal supplied to the video recorder is completely unaffected by the volume and balance settings of the receiver HUM AND NOISE In any high fidelity installation hum may be caused by the interconnection of a turntable tuner and amplifier and speak ers as the result of wiring different grounding or locations of components If hum is experienced with your unit disconnect everything but the speakers from the unit Plug in the turntable and if hum or howling appears move the turntable away from the speakers as much as possible Note hum may also be induced by defective cable connec tions or by running the cables too close to strong AC field When your unit picks up noise during the reception of broad Casts Causes are mostly due to external objects such as fluorescent lamps and house appliances using motor or thermostat or others that may induce the noise Either relocating the unit away from the noise sources or using an improved outdoor antenna may readily solve the problem In the event you cannot find the cause consult your dealer or a qualified electrician VOLTAGE SELECTION Not available for U K Canada and Scandinavia The unit is a variable voltage equipment that can run on 120V 220V or 240V power supply Your unit should already be preset at the proper volta
5. ge for use in your area However if you move to an area where the power supply voltage is different consult your dealer SPECIFICATIONS Total Harmonic Distortion No more than 0 004 CD TUNER 20 to 20 000Hz Intermoduration Distortion No more than 0 004 60HZz 7kHz 4 1 CD TUNER 0 fof Re ae eee Headphone 4 16 ohms Input Sensitivity Impedance PHONO MM 2 5mV 47 kohms PHONO MC 2504V 180 ohms CD TUNER TAPE 1 2 150mV 24 kohms AV IAUX 1 AV AUX 2 150mV 24 kohms Output sensitivity lmpedances 27 b 2 1 0V 330 ohms Overload Level THD 0 5 1kHz PHONO MM l PHONO MC CD TUNER TAPE1 2 5V AVIAUX 1 AV AUX 2 5V Frequency Response Ca eia O E E 20 to 20 000Hz 0 2dB RIAA STD CD TUNER TAPE 1 2 4 to 100 000Hz 0 5dB 3dB AV AUX 1 AV AUX 2 4 to 100 000Hz 0 5dB 3dB Signal to Noise Ratio IHF A network PHONO MM 80dB PHONO MC 70dB CD TUNER TAPE 1 95dB AV AUX 1 AV AUX 2 95dB Power Requirement 120V 60Hz 220V 50Hz 240V 50Hz or 120 220 240V 50 60Hz switchable depending on destinations 10 watts 430 W x 66 H x 320 D mm 16 15 16 x 2 19 32 x 12 19 32 3 8kg 8 36 Ibs Power Consumption Dimensions overall Weight net Specifications and design subject to possible modification without notice
6. on applicable to the U S A Canada Hong Kong and Southeast Asia On the rear panel of the RC 870BX are two sets of AC outlet through which power is supplied to audio equipment turntable CD player tuner cassette deck etc you use in conjunction with the RC 870BX Each AC outlet is the switched type turned on or off upon switching on or off the power in the RC 870BX and has rating of 400 watts maximum Do not attempt to connect equipment whose power consumption exceeds the rating of these AC outlets Never connect a power amplifier to these AC outlets Be sure to set this selector to SOURCE when listening to a source selected by the Input selector 6 Function Selector Select the program source to play or record PHONO Turntable connected to the PHONO terminals CD CD player connected to the CD terminals TUNER Tuner connected to the TUNER terminals AV AUX 1 AV AUX 2 Video cassette recorder or video disc recorder connected to the AV AUX 1 or AV AUX 2 terminals Use this selector with the Tape Monitor selector at the SOURCE position 7 CD Direct ON OFF Switch and Level Control This unit is designed so that you can enjoy the high quality sound of the compact disc with no deterioration By depress ing the switch to ON the signals from the CD player are sent to the power amplifier directly In this case the Volume Control of this unit cannot operate but the volume of the CD sound can be adjusted with the LEVEL cont
7. rol Try enjoying the excellent sound with the CD DIRECT function With the switch at the released OFF postion the signals flow as usual and the Volume Control operates although the LEVEL control does not function OPERATION Before commencing operation check to see if all con nections are properly made Always be sure to set the volume control to the minimum position before turning on power When listening to a compact disc with the CD DIRECT switch at the ON position be sure to turn the LEVEL control completely to the left before turning the power switch to ON Listening from turntable 1 Set Tape Monitor selector to SOURCE 2 Select PHONO on the function selector 3 Start playing turntable and raise the volume to the desired level Playing a compact disc Playing in the direct signal path mode 1 Set the Tape Monitor selector to SOURCE 2 Select CD on the function selector 3 Set the CD DIRECT switch to ON 4 Start playing the compact disc and adjust the volume with the LEVEL control Playing in the normal signal path mode 1 Set the Tape Monitor selector to SOURCE 2 Select CD on the function selector 3 Set the CD DIRECT switch to OFF 4 Start playing the compact disc and raise the volume to the desired level with the VOLUME control Radio broadcast reception 1 Set the Tape Monitor selector to SOURCE 2 Select TUNER on the function selector 3 Tune in the desired station on the tuner
8. sible shock noise or damage to the speakers 3 Ventilate the unit well Never block any ventilation holes at the top and bottom of the unit Be sure also to provide ample ventilation space around the unit Poor ventilation may result in damage due to exces sive heat 4 Do not open the cabinet In order to avoid electric shock or damage to the component never open the cabinet If a foreign object falls inside the unit by mistake turn the power off disconnect the wall plug and consult a qualified electrician or your dealer 5 Installation Be sure to place the unit in a level and flat place where it is free from humidity vibration high temperature and not ex posed to direct sunlight Be careful not to place the unit in a highly enclosed place such as near a wall or on a bookshelf A poor ventilation will cause undesirable effects to the unit 6 Moving the unit When transporting remove the AC cord from the wall outlet and all other connected cords on the rear panel to prevent wire breakage and short circuits 7 If the unit gets wet Ifthe unit should get wet immediately disconnect the AC cord and consult your dealer or a qualified electrician 8 Cleaning and maintenance Do not use chemicals such as benzine or thinners on the front panel Always use a soft dry cloth to clean the unit 9 Owner s manual Keep the owner s manual near the unit and record the serial number found on the rear panel on the cover Cauti
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