Optimus 31-3040 Stereo Receiver User Manual
Contents
1. ES 32 1159 fm Page 1 Monday August 9 1999 2 38 PM Cat No 32 1159 OWNER S MANUAL Please read before using this equipment Stereo Dual Cassette Karaoke Center with AM FM Radio OPTIMUS VJ E 32 1159 fm Page 2 Monday August 9 1999 2 38 FEATURES Your Optimus Stereo Dual Cassette Karaoke Center lets you be the star as you sing along with your favorite re cordings and hear your voice with the music through the speakers You can sing along with regular cassette tapes or special karaoke cassette tapes such as the supplied tape that let you balance the volume of the prere corded voice your voice and music tracks You can also connect another audio source such as a stereo VCR or a CD player to the system and sing along If you connect a stereo VCR and play a karaoke music video cassette the cassette shows the lyrics on a TV and lets you adjust the volume of the pre recorded original singers voice and music Note Additional karaoke cassette tapes as well as karaoke video cas settes are available through Ra dioShack Unlimited Contact your local RadioShack store for ordering in formation The music system s features include Supplied Karaoke Audio Tape lets you sing along with the music and adjust the volume of the prerecorded voice and music Automatic Voice Control using a karaoke tape lets you rep2. RadioShack A Division of Tandy Corporation Fort Worth Texas 76102 8A6 Printed in Hong Kong p a EA
3. 1159 fm Page 8 Monday August 9 1999 2 38 e USING THE RADIO Warning To protect your hearing set 3 Set BAND SELECTOR to AM FM MASTER VOLUME to MIN before you STEREO or FM play the radio 1 Press POWER to turn on the sys 4 Rotate TUNING to select the tem The POWER indicator lights desired station Notes 2 Set FUNCTION SELECTOR to E TUNER The AM antenna is built in For the best AM reception adjust the radio s position If the BAND SELECTOR is set to FM STEREO the FM STEREO indicator lights when the radio receives an FM broadcast in stereo If the FM reception is weak set BAND SELECTOR to FM to improve it The sound is mono but the reception should improve 5 Rotate MASTER VOLUME to a comfortable listening level T7 NS 32 1159 fm Page 9 Monday August 9 1999 2 38 PM 6 Adjust BALANCE if you con nected an external speaker 7 Adjust the 5 BAND EQUALIZER controls as desired To turn off the system press POWER p EA VJ 32 1159 fm Page 10 Monday August 9 1999 2 38 PM A USING THE CASSETTE DECK T You can play a cassette tape in either 1 Press STOP EJECT to open the cassette deck and record tapes in cassette compartment 1 Warning To protect your hearing set MASTER VOLUME to MIN before you play a cassette tape LOADING A CASSETTE TAPE Note Take up any slack in the tape 2 Load the cassette tape with its
4. CE If you connected another audio source see Connecting Another Audio Source to the Input Jacks on Page 5 follow these steps to sing along with that audio source 1 Set FUNCTION SELECTOR to AUX 2 Press POWER to turn on the sys tem The POWER indicator lights Turn on the audio source Adjust MASTER VOLUME and the 5 BAND EQUALIZER controls for the desired sound gt O 5 Set the microphone s ON OFF switch to ON Sing directly into the microphone along with the music Use MIC 1 VOLUME or MIC 2 VOL UME to adjust your voice s vol ume 6 When you finish press POWER to turn off the system turn off the audio source and set the micro phone s ON OFF switch to OFF The POWER indicator turns off 15 VJ 32 1159 fm Page 16 Monday August 9 1999 2 38 PM USING OPTIONAL COMPONENTS LISTENING TO ANOTHER AUDIO SOURCE If you connected another audio source see Connecting Another Audio Source to the Input Jacks on Page 5 follow these steps to listen to that source Warning To protect your hearing and prevent damage to the system always set the source s and the system s vol ume controls to their lowest settings before turning on the source and the system 1 Set FUNCTION SELECTOR to AUX 2 Press POWER to turn on the sys tem The POWER indicator lights 3 Turn on the audio source 4 Adjust the system s MASTER VOL UME and the 5 BAND EQUALIZE
5. Handling Parts 20 Restoring Tape Tension and Sound Quality 21 The FOC Wants You to 21 Specification 22 KA EA aa AZ T iM 32 1159 fm Page 5 Monday August 9 1999 2 38 CONNECTIONS zm Caution Do not plug in the power cord until all other connections are complete CONNECTING ANOTHER AUDIO SOURCE TO THE INPUT JACKS You can connect another audio source such as a stereo VCR or CD player so you can sing along with the audio source s sound Connect the source s stereo audio output jacks to the system s AUX IN L and R jacks Note If your audio source does not have AUX OUT L and R jacks but has only a headphone jack such as ona portable tape or CD player use a shielded Y adapter cord with phono jacks on each end such as Cat No 42 2475 Connect the single plug end to the audio source s headphone jack and connect the other end s two phono plugs to the system s AUX INL and R jacks CONNECTING AN AUDIO COMPONENT TO THE OUTPUT JACKS You can connect an audio component such as a PA system amplifier to the system s AUX OUT L and R jacks The AUX OUT L and R jacks let you hear the system s sound through the com ponent CONNECTING AN EXTERNAL SPEA
6. KER You can connect an external 20 watt stereo speaker with 8 ohm impedance to the system s EXT 80HM SPEAKER jack for stereo effect MP NS 32 1159 fm Page 6 Monday August 9 1999 2 38 PM CONNECTING POWER When you have made all connections plug your system s power cord into a standard AC outlet Caution Your system s power cord has a polarized plug one blade is wid er than the other If you have difficulty inserting the plug into the outlet do not force it Turn the plug over and try again VJ 32 1159 fm Page 7 Monday August 9 1999 2 38 A USING THE 5 BAND EQUALIZER T You can use the 5 band frequency equalizer to customize the sound you hear through the speaker Each of the five controls lets you adjust the sound level in a specific frequency range Slide the control up to boost or down to reduce the level If you set the control to the center position 0 the frequency is unaltered 120 Hz Adjusts the frequencies in the low bass range bass drums Reduces rumble or other low frequency noise 300 Hz Adjusts mid range low frequencies organ notes 1 kHz Adjusts the range of frequencies where the ear is most sensitive low vo cals 3 3 kHz Adjusts mid range high frequencies high vocals 10 kHz Adjusts high frequency sounds cymbals flutes and violins mE aa p EA ES 32
7. R controls for the desired sound 5 To turn off the system press POWER The POWER indicator turns off Then turn off the audio source USING ANOTHER AUDIO COMPONENT If you connected an audio component see Connecting an Audio Compo nent to the Output Jacks on Page 5 follow these steps to listen to the sys tem s sound through that component Warning To protect your hearing and prevent damage to the audio system always set the system s and the audio component s volume controls to their lowest settings before you turn on the component and the system 1 Set the FUNCTION SELECTOR to AUX 2 Press POWER to turn on the sys tem The POWER indicator lights 3 Turn on the audio component 4 Sing through the microphone see Singing Along on Page 13 5 When you finish listening turn off the audio component Then press POWER to turn off the system The POWER indicator turns off p EA VJ 32 1159 fm Page 17 Monday August 9 1999 2 38 PM RECORDING e You can record as you sing along with a tape or another audio source You can also record only the external au dio source or dub from one cassette tape to another RECORDING TIPS Tape quality greatly affects the quality of the recording We rec ommend RadioShack Supertape Extended Range or Low Noise Type 1 tape We do not recom mend long play cassette tapes such as C 120s because they are
8. Weight citri te ED ect red eet b eee neto bet Ebr Pere Protege 38 Ib 9 3 oz 17 5 kg Included Accessories 2 Microphones Karaoke Cassette Tape Specifications are typical individual units might vary Specifications are subject to change and improvement without notice Sp Sp NS 32 1159 fm Page 23 Monday August 9 1999 2 38 PM NOTES 23 MB Zs Sp NS 32 1159 fm Page 24 Monday August 9 1999 2 38 PM RadioShack Limited Warranty This product is warranted against defects for 90 days from date of purchase from RadioShack company owned stores and authorized RadioShack franchisees and deal ers Within this period we will repair it without charge for parts and labor Simply bring your RadioShack sales slip as proof of purchase date to any RadioShack store War ranty does not cover transportation costs Nor does it cover a product subjected to mis use or accidental damage EXCEPT AS PROVIDED HEREIN RadioShack MAKES NO EXPRESS WARRANTIES AND ANY IMPLIED WARRANTIES ARE LIMITED IN DURATION TO THE DURATION OF THE WRITTEN LIMITED WARRANTIES CONTAINED HEREIN Some states do not permit limitation or exclusion of implied warranties therefore the aforesaid limita tion s or exclusion s may not apply to the purchaser This warranty gives you specific legal rights and you may also have other rights which vary from state to state We Service What We Sell 10 95
9. ay August 9 1999 2 38 PM e 4 Use a cotton swab dipped in denatured alcohol or tape head cleaning solution to clean the record play heads pinch rollers capstans tape guides and erase heads TAPE 1 TAPE2 5 When you finish cleaning press STOP EJECT on TAPE 1 and TAPE 2 and close the cassette compartment doors Then recon nect power Your local RadioShack store sells a full line of cassette deck cleaning sup plies Restoring Tape Tension and Sound Quality After you play a cassette tape several times the tape might become tightly wound on the reels This can cause playback sound quality to deteriorate To restore the sound quality fast forward the tape from the beginning to the end of one side then completely rewind it Then loosen the tape reels by gently tapping each side of the cas sette s outer shell on a flat surface Caution Be careful not to damage the cassette when tapping it Do not touch the exposed tape or allow any sharp objects near the cassette THE FCC WANTS YOU TO KNOW This music system complies with the limits for a Class B digital device as specified in Part 15 of FCC Rules These limits provide reasonable pro tection against radio and TV interfer ence in a residential area However your system might cause TV or radio interference even when it is operating properly To eliminate interference you can try one or more of the follow ing corrective measures Reo
10. by turning the cassette s hub with a open edge facing down the side pencil or your finger If you do not re you want to play or record on fac move excess slack the tape might be ing you and the full reel to the left come tangled in the record playback mechanism Avoid touching the tape 3 Close the compartment door Follow these steps to load a cassette tape in TAPE 1 or TAPE 2 p EA aa NS 32 1159 fm Page 11 Monday August 9 1999 2 38 PM T PLAYING A CASSETTE 4 Press PLAY on the deck where the TAPE tape is loaded You can play a cassette tape in either TAPE 1 or TAPE 2 or you can load cassette tapes in both decks and play them consecutively Normal Play Follow these steps to play a cassette tape in TAPE 1 or TAPE 2 5 Adjust MASTER VOLUME and the 5 BAND EQUALIZER controls for 1 Load a cassette tape in TAPE 1 or the desired sound TAPE 2 6 Adjust BALANCE if you 2 Press POWER to turn on the sys nected an external speaker tem The POWER indicator lights 7 Press STOP EJECT to stop the 3 Set FUNCTION SELECTOR to tape Press STOP EJECT again to TAPE open the cassette compartment Then remove the cassette tape Turn the tape over and press PLAY to play the other side 11 WY NS 32 1159 fm Page I2 Monday August 9 1999 2 38 PM Notes Consecutive Play To temporarily stop play press PAUSE Press PAUSE again to Follow these steps
11. e turn AUTO VOICE CONTROL towards HIGH ECHO This adds an echo effect to your voice while you sing rotate ECHO between LOW and HIGH for the de sired effect 18 Sp VJ 32 1159 fm Page 14 Monday August 9 1999 2 38 PM BALANCE While you play a karaoke cassette tape turn BALANCE to adjust the balance between the pre recorded original singers voice and the music If you use an external speaker turn BALANCE to adjust the balance between the left and right speakers SINGING WITH A CASSETTE TAPE Follow these steps to sing along with a regular or karaoke cassette tape such as the one supplied 1 Press POWER to turn on the sys tem The POWER indicator lights 2 Load a prerecorded tape in TAPE 1 or TAPE 2 3 Set FUNCTION SELECTOR to TAPE Press PLAY to play the tape 5 Adjust MASTER VOLUME and the 5 BAND EQUALIZER controls to the desired sound Set the microphone s ON OFF switch to ON Sing directly into the microphone along with the music Use MIC 1 VOLUME or MIC 2 VOL UME to adjust the volume of each microphone Adjust ECHO to add an echo to your voice 9 Adjust TAPE SPEED If you are using a karaoke cas sette tape adjust BALANCE and AUTO VOICE CONTROL for the desired effect T Sp Sp NS 32 1159 fm Page I5 Monday August 9 1999 2 38 PM SINGING WITH ANOTHER AUDIO SOUR
12. eo Dual Cassette Karaoke Center is an example of superior de sign and craftsmanship The following suggestions will help you care for the system so you can enjoy it for years Keep the system dry If it gets wet wipe it dry immediately Liquids LA might contain minerals that can corrode the electronic circuits Use and store the system only in normal temperature environments Temperature extremes can shorten the life of electronic devices and distort or melt plastic parts Keep the system away from dust and dirt which can cause prema ture wear of parts Handle the system gently and carefully Dropping it can damage cir cuit boards and cases and can cause the system to work improperly Wipe the system with a damp cloth occasionally to keep it looking new Do not use harsh chemicals cleaning solvents or strong deter gents to clean the system Modifying or tampering with the system s internal components can cause a mal function and might invalidate the system s warranty and void your FCC authoriza tion to use it If your system is not performing as it should take it to your local RadioShack store for assistance 19 Sp VJ 32 1159 fm Page 20 Monday August 9 1999 2 38 TAPE CARE TIPS Preventing Accidental Erasure Cassette tapes have two erase protection tabs one for each side To protect a recording from being ac cidentally recorded over or erased use a
13. lace the pre recorded original singers voice with your voice Supplied Microphones let you sing along with the music through the speaker Dual Microphone Jacks let you use two microphones simultaneously to sing duets or for lead and back ground vocals Auxiliary Input Jacks allow input from another audio source such as a stereo VCR or CD player Auxiliary Output Jacks allow out put to another audio component such as an equalizer booster or a PA sys tem Dual Cassette Decks let you play one side of two tapes in a row or dub from one cassette to another Recording lets you record your voice as you sing along with a tape or an external audio source connected to the system Auto Stop automatically stops a tape when it finishes playing or re cording to protect the tape and tape handling parts 1996 Tandy Corporation All Rights Reserved RadioShack is a trademark used by Tandy Corporation Optimus is a registered trademark used by Tandy Corporation 2 Sp 32 1159 fm Page 3 Monday August 9 1999 2 38 5 Band Frequency Equalizer lets you precisely adjust the tone and sound to your preference and your room s unique acoustics Echo Control lets you add an echo to your voice for a concert hall effect Tape Speed Control adjusts the tape speed to match your voice pitch Balance Control adjusts the bal ance between the
14. left and right speak ers if you use an external speaker or adjusts the balance between the pre recorded original singers voice and the music if you use a karaoke tape Built In Speaker lets you share the music with friends External Speaker Jack lets you connect the system to an external speaker for stereo effects Warning To prevent fire or shock hazard do not expose this product to rain or moisture AN RISK OF ELECTRIC SHOCK N DO NOT OPEN CAUTION TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER OR BACK NO USER SERVICE ABLE PARTS INSIDE REFER SERVIC ING TO QUALIFIED PERSONNEL This symbol is intended to alert you to the presence of uninsulated dan gerous voltage within the product s enclosure that might be of sufficient magnitude to constitute a risk of electric shock Do not open the product s case This symbol is intended to inform you that important operating and maintenance instructions are in cluded in the literature accompany ing this product p EA VJ ep 32 1159 fm Page 4 Monday August 9 1999 2 38 PM CONTENTS enn Eee 5 Connecting Another Audio Source to the Input Jacks 5 Connecting an Audio Component to the Output Jacks 5 Connecting an External Speaker 5 Connec
15. rient or relocate the receiving antenna Increase the distance between the system and the radio or TV Use outlets on different electrical circuits for the system and the radio or TV Consult your local RadioShack store if the problem still exists You must use shielded interface ca bles with this system 21 KA EA Sp NS 32 1159 fm Page 22 Monday August 9 1999 2 38 PM Bi SPECIFICATIONS Power Output at 10 THD 20 Watts per Channel Equalizer testes E teet ele emer eines 120 Hz 10 dB 300 Hz 10 dB 1 kHz 10 dB kHz 10 dB 10 kHz 10 dB Track System xe ep meee piae ERE ee 4 Track Two Channel Stereo 5 oe DEED D ER 17 s ips Recording System nee oed ik AC Bias Erasing System act He epe eee tut AC Wow and Flutter WRMS ene Less Than 0 3596 Record Play Frequency Response at 3 dB 125 8000 Hz Signal To NOiSe iiie eiue aceite de ae ue Le D as e d eels 40 dB olera peat teles pet ptt 10 Inch Woofer 3 Inch Tweeter 8 Ohms Microphone Monaural Impedance 600 Ohm Power SOUCO ebbe testet bd o taU GE dud AC 120V 60 Hz 85 W Dimensions HWD sese enn 15 x 28 x 91 2 Inches 881 x 711 x 242 mm
16. screwdriver to remove one or both of the cassette tape s erase pro tection tabs If you want to record on a tape side af ter you have removed the protection tab place a piece of strong plastic tape over that side s erase protection hole Notes Be sure you cover only the hole originally covered by the erase protection tab e Removing the erase protection tabs does not prevent a bulk eraser from erasing a cassette tape Erasing a Cassette Tape If you no longer want a recording you can record over it or erase it To erase a previously recorded sec tion of a tape simply record over it To erase the entire cassette tape record silence by setting FUNCTION SELECTOR to TAPE and recording with no tape in TAPE 2 You can quickly erase both sides of a cassette tape using a bulk tape eraser such as Cat No 44 232 available at your local RadioShack store Cleaning the Tape Handling Parts Dirt dust or particles of the tape s coating can accumulate on the tape heads and other parts that the tape touches This can greatly reduce the performance of the cassette player Use the following cleaning procedure after every 20 hours of tape player op eration 1 Disconnect the AC power cord 2 Open the cassette compartment doors on TAPE 1 and TAPE 2 3 Press PLAY on TAPE 1 and TAPE 2 to expose the tape handling parts Sp VJ 32 1159 fm Page 21 Mond
17. thin and can easily tangle in the cassette mechanism For low noise wide range recordings use normal bias tape Before recording be sure the tape you are using has its erase protection tabs in place See Pre venting Accidental Erasure on Page 20 Recording automatically stops when the tape in TAPE 1 reaches the end To record on the other side turn over the tape RECORDING YOUR VOICE WITH MUSIC Follow these steps to record your voice along with music from a tape in TAPE 2 or an audio source connected to the system s AUX INPUT jacks t aa 1 Load a blank tape or one that you want to record over into TAPE 1 with the side you want to record on facing you and the full reel to the left Follow Steps 1 10 under Singing with a Cassette Tape on Page 14 or Steps 1 5 under Singing with Another Audio Source Page 15 Press RECORD on TAPE 1 to begin recording RECORD and PLAY both lock down Note Press PAUSE on TAPE 1 to temporarily stop recording Press PAUSE again to resume recording Press STOP EJECT on TAPE 1 to Stop recording RECORD and PLAY release Press STOP EJECT on TAPE 2 or stop the audio source Sp VJ 32 1159 fm Page 18 Monday August 9 1999 2 38 RECORDING FROM THE RADIO 1 Press PAUSE then When Set FUNCTION SELECTOR to TUNER Load a blank tape or one that you want to record o
18. ting iicet ide ie iege i eee dd tH QUE Edda side 6 Using the 5 Band Equalizer essere nnne 7 Using the 8 Using the Cassette Deck 10 Loading a Cassette eves tans 10 Playing a Cassette Tape 11 Normal Play sessiossa diete eine nila eens 11 CONSECUTIVE Play 5 teet 12 Singing ED 13 Singing with a Cassette Tape 14 Singing with Another Audio Source 15 Using Optional Components enne 16 Listening to Another Audio Source ssseen eene 16 Using Another Audio Component sse 16 Recording umet ee TE el 17 Recording TIpS oorr deut eeu i e dee o d deals 17 Recording Your Voice with Music seseeneeeene enne 17 Recording from the Radio esses eene nnne nnns 18 Dubbing a Cassette Tape 18 Maintenan Ce DE 19 ET R07 T MT oc 20 Preventing Accidental Erasure 20 Erasing a Cassette Tape nnne 20 Cleaning the Tape
19. to play one side of the tape in TAPE 2 then play one side of the tape in TAPE 1 1 Follow Steps 1 3 under Normal Play on Page 11 loading tapes in both TAPE 1 and TAPE 2 2 Press PLAY on TAPE 2 3 Press PAUSE then PLAY on TAPE 1 To rapidly wind the tape forward or The tape in TAPE 2 plays to the side s backward press FAST F end Then the tape in TAPE 1 plays to REWIND Press STOP EJECT its side s end when you reach the desired sec tion 2 NS 32 1159 fm Page 13 Monday August 9 1999 2 38 PM SINGING ALONG Now get ready for some fun In this section we tell you how to use your system s karaoke features First plug a supplied microphone s 4 plug into one of the microphone jacks Note Your friends can also sing along with the music if you connect a unidi rectional 600 ohm dynamic micro phone with a szinch plug to the system s other microphone jack Your local RadioShack store sells a wide variety of microphones Next you can use these four controls to get the sound just right TAPE SPEED While you play a tape rotate TAPE SPEED towards LOW to slow down the tape or towards HIGH to speed it up AUTO VOICE CONTROL While you play a karaoke cassette tape rotate AUTO VOICE CONTROL to replace the prerecorded voice with your voice If you have a high voice turn AUTO VOICE CONTROL towards LOW If you have a low voic
20. ver into TAPE 1 with the side you want to record on facing you and the full reel to the left RECORD on TAPE 1 PLAY and RECORD both lock down the selection you want plays on the radio press PAUSE again to start recording Note Sometimes AM broadcasts produce a hum or whistling sound that you hear while playing a recorded tape To reduce or elimi nate this sound set BEAT CUT on the back of the system to the posi tion that gives you the best quality recording DUBBING A CASSETTE TAPE Follow these steps to dub copy from one cassette tape to another 1 Set TAPE FUNCTION SELECTOR Load the cassette you want to copy into TAPE 2 with the side you want to record from facing you Load a blank cassette or one you want to record over into TAPE 1 with the side you want to record on facing you Press PAUSE then RECORD on TAPE 1 RECORD and PLAY both lock down Press PLAY on TAPE 2 to begin recording PAUSE on TAPE 1 automatically releases Note You can listen to the tape playing in TAPE 2 as you copy it Set MASTER VOLUME to a com fortable level The volume setting does not affect the recording level Press STOP EJECT on TAPE 1 to stop recording RECORD and PLAY release Press STOP EJECT on TAPE 2 to stop playing the tape T Sp VJ 32 1159 fm Page 19 Monday August 9 1999 2 38 PM A MAINTENANCE Your Optimus Ster
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