Optimus STAV-3580 Home Theater System User Manual
Contents
1. Using the Remote Control MUTING Silences the receiver Press again to restore the sound to its previous level See Page 15 TUNING Tunes to radio stations with AUDIO VCR set to AUDIO See Page 16 Manual Tuning Press once to select the next higher or lower frequency Or press and hold down to rapidly change frequencies Automatic Tuning To search for the next higher or lower station release TUNING when the frequency starts to change The receiver searches up or down the band until it finds a strong station STATION Press to move the next higher or lower memory location with AUDIO VCR set to AUDIO See Page 16 CD Player Section CD Playe Note You must connect the CD player both to your receiver s CONTROL OUT Section jacks and audio jacks for these functions to work CD POWER Turns the CD player on and off only for CD players having the CONTROL IN OUT feature and gt gt Returns to the beginning of the current track or advances to the next track DISC SELECT Selects discs in a multi play CD changer Note DISC SELECT does not work with all CD players OPTIMUS STAV 3580 AUDIO VIDEO SYSTEM REMOTE 5 No et Plays the CD Stops playback 23 Using the Remote Control 24 Tape VC Section Tape VCR Section Before operation2. 8 dB 150 Hz TOP ofa cra aT ac A aan emer alld a EO ATR Pee eds a yea 8 dB 10 kHz S per BaSS unica the aha hel td a Oo a a ra 8 dB 80 Hz Signal to Noise Ratio IHF Short Circuited A Network PION Oar A Se Sota ates BNE aa e e eee ce eR RN Sede OS E ate Bent tender dian R daa 76 dB CD LD VCR TAPE 1 Tape 2 Monitor 0 000 cece eee 97 dB Signal to Noise Ratio EIA at 1 Watt 1 kHz PHONO i 20 a snipes ce ate eis ahem ie i Bava hae cel aie ahaa elven aim aie Ra HA ART da 77 dB CD LD VCR TAPE 1 Tape 2 Monitor 00 cece eee 80 dB Video Section Input Sensitivity Impedance VCR TAPE 1 LD 0 0 00 ee 1 Volt Peak to Peak 75 Ohms Output Level Impedance VCR TAPE 1 Monitor 000 20 ceeeeeeeeeeeee 1 Volt Peak to Peak 75 Ohms Frequency Response VCR TAPE 1 LD Monitor 000 eee 5 Hz to 7MHz 0 3 dB Signal to Noise Ratio sitk la Abba il io 55 dB Crosstalk iio Bw SE EES RE RE Od AGN ae ea Wa a ee ee Oe ee et ere eel 55 dB 28 Specifications FM Tuner Frequency Range sic EH R T oe ree A eee tend Migs ae ieee we Patan es TES 87 5 to 108 MHz Usable Sensitivity yeee rerio EE H tet teenies Mono 11 2 dBf IHF 1 0 uV 75 Ohms 50 dB Quieting Sensitivity I enie greece ate eee AERC NT Sree ONC dd 16 8 dBf 1 9 uV 75 Ohms DISKSO ieee ine odie decane ann Aa ath AAG CRU LE Leanne Heaton heen 38 6 dBf 23 3 uV 75 Ohms Signal to Noise Ratio MONO ecuacion a Bleed ad endo edd He ECL HE Hae oe ded a 7
3. When you select the AM or FM radio band the receiver tunes to and dis plays the frequency last selected in that band 2 Press SELECT so FREQ appears on the JOG MODE display 3 To manually tune the station turn the multi jog control or repeatedly press TUNING or on the remote control to tune the desired station To automatically tune to the next higher or lower station set AUDIO VCR on the remote control to AUDIO Then press and hold TUNING or on the remote control until the stations start to change Then release the but ton Notes TUNED appears on the display when you tune to a strong station STEREO appears on the display when FM broadcasts are received in stereo and the receiver is not set to FM mono Memory Tuning Memory tuning lets you instantly tune to a stored frequency You can store up to 30 AM or FM frequencies in the receiver s memory Follow these steps to store a station in a memory location 1 Press TUNER Then press FM AM to select the desired band 2 Using either manual or automatic tuning select the frequency you want to store If desired press FM MONO for FM monaural sound see Using FM Mono on Page 17 This setting is stored in the memory 3 Press MEMORY MEMORY appears for 5 seconds 4 While MEMORY is on the display turn the multi jog control to select the memory number you want then press ENTER to store the frequency in memory The frequency and memory number flash
4. audio or TAPE 2 REC jacks You can connect a third cassette deck for playback only to the LD IN audio jacks Connecting a CD Player To connect a CD player to the receiver connect the CD player s left and right output jacks to the receiver s L and R CD input jacks Preparing Your Receiver Connecting Video Sources Note If your VCR is monaural use a Y If you connect two video sources such as VCRs or laser disc players to your adapter available at your local receiver you can use the receiver to switch between viewing the sources You RadioShack store to connect the VCR s can also use the receiver to easily record from the video sources to the source audio output to both the L and R audio connected to VCR TAPE 1 inputs on the receiver TV Monitor AUDIO VIDEO VCR Connect phono cables from a VCR s audio outputs to the receiver s VCR TAPE 1 or LD IN audio jacks Then connect phono cables from the receiver s VCR TAPE 1 OUT audio jacks to the VCR s audio input jacks Connect video cables from each video source s video outputs to the receiver s VCR TAPE 1 or LD VIDEO IN jacks Then connect video cables from the receiver s VCR TAPE 1 VIDEO OUT jack to the VCR s video input Connecting a Video Monitor The monitor or TV with baseband video input you connect to the VIDEO OUT terminal can monito
5. press TAPE 2 MONITOR so TAPE 2 appears on the display To listen to a source other than one connected to TAPE 2 MONITOR be sure TAPE 2 does not show on the display If necessary press TAPE 2 MONITOR so TAPE 2 disappears Then press VCR TAPE 1 LD laser disc CD TUNER PHONO or repeat edly press FUNCTION on the remote control to display the desired pro gram source Adjust VOLUME clockwise to increase the volume and counterclockwise to decrease it Or you can use MASTER VOLUME on the remote con trol Use the BASS and TREBLE controls to adjust the program s tonal quality To enhance the bass level press SUPER BASS Adjust BALANCE to suit your listening preferences See Balance Control on Page 15 Press POWER to turn off the receiver Basic Operation Balance Control The BALANCE control lets you adjust the sound balance between the left and right speakers If you properly position the speakers and your listening area is centered between them the center control setting is usually best see Position ing Speakers on Page 5 For an unusual speaker placement adjust BALANCE as follows 1 Select TUNER Then press FM AM to select the FM band 2 Press FM MONO until MONO appears The sound is monaural instead of stereo so each speaker delivers the same output 3 Turn BALANCE until you hear the sound coming equally from each speaker when you are in the listening area 4 Press FM MONO until MONO disappea
6. operating condition Wall or Ceiling Mount The product should be mounted to a wall or ceiling only as recommended by the manufacturer Heat The product should be situated away from heat sources such as radiators heat registers stoves or other products including amplifiers that produce heat Preparing Your Receiver s e 6 9 oraka ieee ca ZE REN a R 5 POSITIONING Speakers citada ci dt A AS an 5 Connecting Speakers Trea Re EB Z recta aa dde 6 Connecting PrograM SQU COS moria A ease iia A A a a 8 Connecting the Antennas sccis rises ierre do e TR R R TA R RE TR R TATA tent a a 10 Using One Remote Control for More than One Unit 0 0 0 2 eee 12 Installing the Remote Control s Batteries 0 0 02 teas 12 Using the AC Power Outlet tesies caei R e R RR K RRR ent eee eens 13 Connecting to AC POWer oss A Se R Z s RAR dn fate aha dace evens Beeld be deme ed R Pg RIL o poe BRE 13 Demonstratiom Display deci ca dee cae a ea RR A ae pl eo Bled be oR be ee eT 13 Basic Operation ve e scr att aed sate ee ete Oa teen T R Ree ee eS ete ele TE li EEES 14 Balance Gontrol tenis Gras ait A GM eM bee ae weal kes aed a ites 15 Mutirig the Receiver as ce ates cia es a ala es ae Mateos dead Aa ey E Bi eae se les 15 Using Headphones 2 et ek a eni ed ee eee ee coe Wk RRR eae eres 15 Tuning the Radio eins haci alae TEE a R do ahead oe BA ad eRe A do poe eas ahaa eh Ba 16 Using FM MOND iee rerep A Ade Aegan arab
7. the AM loop antenna Try using an AC line noise filter to reduce the noise Tuning does not automatically stop when searching for FM stations Stations are too weak Use a better antenna Cannot make copies of video tapes Tapes are protected by a copy restriction method Video connections are incorrect You cannot make a good copy Check and correct the connections Remote does not control cassette deck or CD player Returning Controls to Factory Defaults Cassette deck or CD player not compatible Control cable is not plugged in Audio cables are not plugged in This feature only works with Optimus Pro fessional Series components Properly connect the control cable Properly connect the audio cables Press RETURN to return the controls to the following settings Tape 2 Monitor Off Source TUNER Speakers A On FM or AM Set to the last tuned frequency If the receiver Band cannot receive the frequency it starts searching for the next strong station Surround Mode Off Muting Off Super Bass Off 25 Care and Maintenance Your STAV 3580 Digital Synthesized A V Surround Receiver is an example of superior design and craftsmanship The following suggestions will help you care for the receiver so you can enjoy it for years Keep the receiver dry If it gets wet wipe it dry immediately Liquids can contain minerals that can corrode the electronic cir
8. type consult your product dealer or local power company E D Polarization This product is equipped with a polarized AC line plug a plug having one blade wider than the other This plug will fit in the power outlet only one way This is a safety feature li you cannot insert the plug fully into the outlet try reversing the plug If the plug still doesn t fit con tact your electrician to replace your obsolete outlet Do not defeat the safety purpose of the polar ized plug If you need an extension use a polarized cord Power Cord Protection Route power supply cords so they are not likely to be walked on or pinched by items placed on or against them paying particular attention to cords at plugs conve nience receptacles and the point where they exit from the product Lightning For added protection for this product during a lightning storm or when it is left unat tended and unused for long periods of time unplug it from the wall outlet and disconnect the anten na or cable system This will prevent damage to the product due to lightning and power line surges Overloading Do not overload wall outlets extension cords or integral convenience receptacles as this can result in a risk of fire or electric shock Objects and Liquids Never push objects of any kind into this product through openings as they may touch dangerous voltage points or short out parts that could result in a fire or electric shock Never spil
9. your listening position should be just inside the overlap area of the tweeter dis persion You can angle the speakers toward you for better stereo effect To position your speakers for surround sound place the A or B speakers at the front of your listening area and place the surround speakers behind or to the sides of the listening point see Using Advanced Sound Options on Page 20 Also place the center speaker above below or behind the TV Sound might not appear to coincide with the picture if you place it beside the TV Front Left Center Speaker Front Right Speaker Front Speaker Listening Area Rear Rear Right Speaker Rear Left Speaker Preparing Your Receiver Connecting Speakers Follow these guidelines when you select and connect speakers e Be sure you properly connect all speakers Do not connect two pairs of speakers to a single set of terminals A or B at the same time When you use two pairs of speakers connect one set to Speakers A and one set to Speakers B Optimus and other high quality speak ers have color coded speaker termi nals red for positive polarity and black for negative polarity Use these color coded terminals as a guide to help you properly connect the speak ers to the receiver Use 16 gauge or larger speaker wire for all speaker connections and con sider possible speaker locations before you decide how much speaker wire you need Preparin
10. 2 Press the receiver s FRONT SPEAKERS AR black lever and insert the other conductor s end into the small hole Pull back the lever to secure the conductor 3 Connect the ridged or color coded conductor s loose end to the right speaker s positive terminal 4 Connect the remaining loose conductor to the right speaker s negative terminal Repeat Steps 1 through 4 to connect the left speaker to the receiver s left FRONT SPEAKERS A terminals Repeat this entire process to connect a second pair of speakers to the FRONT SPEAKERS B terminals Connecting Surround Sound Speakers You can connect a pair of speakers to the receiver s REAR SPEAKERS terminals for surround sound programs Follow the steps in Connecting the A and B Speakers Connecting the Center Speaker The center speaker gives additional ambience to surround sound Connect the center speaker to the CENTER SPEAKER terminals Follow the steps in Con necting the A and B Speakers Connecting Center Channel and Subwoofer Amplifiers To increase the center channel s output power you can connect an amplifier to the CENTER jack Then connect the center channel speaker to the amplifier Your receiver includes a line level subwoofer output Connecting a subwoofer to your system dramatically extends bass response for incredible richness and depth When you listen to surround sound programs a subwoofer enhances your home theater experience by realistica
11. 3 dB at 85 dBf Stereo neus Poteet TTT 70 dB at 85 dBf Distortion StereO ccs aT a ed pee e dee eke Pde a eee ee ek Hee et 0 5 1 kHz Alternate Channel Selectivity 0 0000 tees 60 dB 400 kHz OOO SEPAN ick hac dates een eee har ace bead A a ed a ae tee L Sen eo eta Sate dee eam Erte aaa 40 dB 1 kHz Frequency Response aei ioe ia E E E tee eee eee eee 30 Hz to 15 kHz 1 dB Antenna pls A ASA Bae OS 2 wea IGN a wala A 75 Ohms Unbalanced AM Tuner Frequency Range aria a ew tigen NALE dE Aaa E a Ge eee AAS EM Ghee owed peak 530 to 1700 kHz Sensitivity IHF Loop Antenna a Te C A RR TR K A 9 TR R en TE R RT aT a 350 uV m SECI aida ri rd a it A da Ra ag 25 dB Signaltto Nolse Ratio ascii A A AA tas 50 dB General Power Requirements 0 000 eee eee 120 Volts AC 60 Hz Power Consumption worre ZZ ACE R need tach nee Whe Saw heb od A A HE PE Reade REE T L AE EEE 340 Watts 500 VA UL AC Outlet Ratings Switched e tees Total 100 Watts 0 8 Amps Maximum Dimensions HWD taste een hehe eta keene a ia 61 8 x 16 16 x 111 16 Inches 155 x 420 x 307 mm Weiss AR ie eter SE E en 17 lbs 10 oz 8 kg Specifications are typical individual units might vary Specifications are subject to change and improvement without notice 29 Index to Features by Control Name This table lists the control and indicator names found on the front of your receiver along with the page number where the con
12. Cat No 31 3037 Digital Synthesize OPTIMUS Audio Video Professional Seri Surround Receive STAV 3580 OPTIMUS srav 2580 DIGITAL SYNTHESIZED AUDIO VIDEO STEREO RECEIVER Professional Series Owner s Manual Please read before using this equipment Introducing the Optimus STAV 3580 Digital Synthesized Tuner Multi Jog Tuning Automatic Tuning 30 Memory Locations Subwoofer Output Super Bass Tape Monitoring Built In Protection Circuits Remote Control Display Blanking Your Optimus STAV 3580 Digital Synthesized A V Surround Receiver is the per fect control center for your audio video system It combines 110 watts per chan nel of clean power with modern styling and provides connections for one tape deck one audio video source one more tape deck or audio video playback source a turntable a CD player and a video monitor Your receiver also has special sound options Dolby Pro Logic Surround Sound delivers movie theater sound for audio video programs especially those encoded with Dolby Surround Sound signals Dolby 3CH Logic provides a wider sound field than ordinary playback Studio Effect simulates the ambiance of a recording studio adding extra richness to your music Simulated Surround gives you a surround sound effect even when you listen to monaural sources Additional features include Precisely tunes to AM and FM stations Offers you a simple tuning method for either memorized sta
13. STER VOLUME CENTER MODE CENTER REAR TEST TONE DELAY TIME SURR MODE SLEEP RECEIVER POWER RETURN 3CH LOGIC TAPE 2 MONITOR Selects a program source VCR Tape 1 LD CD tuner or phono Repeatedly press FUNCTION until the display shows your desired program source See Page 14 Adjusts the system s volume See Page 14 Selects among the three center mode settings with AUDIO VCR set to AUDIO See Page 21 Controls the relative volume of the center speaker with AUDIO VCR set to AUDIO See Page 21 Controls the relative volume of the rear speakers with AUDIO VCR set to VCR See Page 21 Sounds test tones from each speaker with AUDIO VCR set to VCR See Page 21 Sets the rear channel delay for Dolby Pro Logic Surround and Simulated Surround programs with AUDIO VCR set to VCR See Page 21 Selects between Dolby Pro Logic Surround or Simulated Sur round sound See Page 20 Sets the receiver to turn off after 90 60 or 30 minutes with AUDIO VCR set to AUDIO To start the timer repeatedly press SLEEP until the desired turn off time 90 60 or 30 appears To cancel the timer repeatedly press SLEEP until the sleep time disappears from the display See Page 17 Turns the receiver on and off See Page 14 Returns the receiver to its default settings See Page 25 Selects Dolby 3CH Logic See Page 20 Switches the receiver to monitor the source connected to the TAPE 2 MONITOR jacks See Page 18
14. TAPE 2 MONITOR lets you hear the playback from the cassette deck you connected to the receiver s corresponding VCR TAPE 1 TAPE 2 MONITOR jacks Press VCR TAPE 1 VCR appears on the display You hear the playback from the cassette deck or VCR you connected to the receiver s VCR TAPE 1 jacks Press TAPE 2 MONITOR TAPE 2 appears on the display along with the last program source you selected You can hear playback or monitor a recording from the cassette deck you connected to the receiver s TAPE 2 MONITOR jacks The TAPE 2 MONITOR REC jacks continue to output the previously selected source when you press TAPE 2 MONITOR To return to the previous source press TAPE 2 MONITOR again so TAPE 2 dis appears Notes If you press TAPE 2 MONITOR when the cassette deck is neither playing nor recording the receiver mutes the current audio source To hear the audio source press TAPE 2 MONITOR until TAPE 2 disappears from the display Do not press TAPE 2 MONITOR while you are recording on the deck con nected to TAPE 2 MONITOR REC If you do the recording is interrupted for about 1 second The receiver sends the audio program source you select VCR TAPE 1 TAPE 2 MONITOR LD CD TUNER PHONO to the VCR TAPE 1 OUT audio and TAPE 2 MONITOR REC jacks The VOLUME control does not affect the level of the signal going to the tape decks You can copy or dub a cassette tape from one cassette deck to another You can use either dec
15. add extra wire available at your local RadioShack store You can also use a RadioShack shortwave antenna kit Cat No 278 758 which makes an excellent outdoor AM antenna Connect the out door AM antenna wire to the receiver s AM terminal as shown FM Antennas Connect the supplied FM antenna to the FM UNBAL 750 terminal and extend it as shown FM Antenna FM UNBAL 759 GND AM GND LOOP ANTENNA For better FM reception you can also use a rabbit ear TV antenna for indoor use only or an outdoor VHF TV antenna To connect the TV antenna to the receiver you need a VHF UHF FM splitter not included RadioShack stores carry a full line of quality outdoor antennas and antenna connection accesso ries Preparing Your Receiver Warning To prevent injury read and fol low all cautions and warnings that accompany the outdoor antenna Caution The cable s shielding should only touch the GND terminal For the best radio reception use an outdoor antenna Follow these steps to connect an outdoor FM antenna to the receiver using 75Q cable Note If your antenna has 3000 twin lead cable consult your local RadioShack store for the correct adapter 1 Disconnect the supplied FM antenna from the receiver s FM UNBAL 750 terminal 2 With a stripping tool remove about 11 2 inches of the cable s outer insula tion to expose the cable s shielding 3 Fold back the insu
16. am Sources on Page 8 Note You must connect the audio cables between the receiver and the other audio accessory to use your receiver s remote control to control the accessory Za 2 Connect the cable supplied with the CD player VCR or cassette deck between the receiver s CONTROL OUT jack and the other component s CONTROL IN jack 3 When you want to control more than one other component using the Receiver Other Component receiver s remote control daisy chain the CONTROL OUT and CONTROL with OSR Mark IN connections as shown To the CONTROL IN jz of Another Componer Having the OSR Mark Remote Control Installing the Remote Control s Batteries Cautions e Use only fresh batteries of the recom mended size and type e Always remove old or weak batteries Batteries can leak chemicals that can damage electronic circuits Note If the remote s range is reduced replace the batteries immediately 12 The remote control uses two AA batteries not included For the longest battery life we recommend RadioShack s alkaline batteries Cat No 23 557 1 2 Place two fresh AA batteries in Press and open the battery compartment cover the compartment as indicated by the polarity symbols and marked in the compartment Replace the battery compartment cover Preparing Your Receiver Usina the AC Power Outlet__ Your receiver has an AC power outlet that you can use to power an el
17. ct Surround and Simulated Surround These special options enhance a program source Notes To get the full benefit from programs encoded with Dolby Surround Sound you need a stereo VCR Dolby Surround does not operate correctly if the signal passes through a graphic equalizer If you connected an equalizer to the TAPE 2 MONITOR jacks do not select TAPE 2 MONITOR when you listen to Dolby Surround signals To activate Dolby Pro Logic Surround or Dolby 3CH Logic press its button For studio effect simulated surround or arena effect press SFC MODE until the desired option appears on the display On the remote control press 3CH LOGIC to select Dolby 3CH Logic Sound and use SURR MODE for other sound options Dolby Pro Logic Surround Dolby Pro Logic Surround puts you in the middle of the action The center and rear channel speakers add incredible realism by directing the sound to the appropriate speakers making you feel like you are really there You can find hundreds of movies television shows and compact discs produced with Dolby Surround Dolby 3CH Logic Dolby 3CH Logic produces a more spacious sound field than is possible with ordinary stereo playback by combining the front and rear speaker sounds Select this mode when you play a Dolby Surround Sound program and do not have rear speakers The rear channel s sound is sent to the front left and right speakers Studio Effect Studio Effect gives the effect of listeni
18. cuits Handle the receiver gently and carefully Dropping it can damage its circuit boards and can cause the receiver to work improperly Use and store the receiver only in normal temperature environments Tempera ture extremes can shorten the life of electronic devices damage batteries and distort or melt plastic parts Keep the receiver away from dust and dirt which can cause premature wear of parts Wipe the receiver with a damp cloth occasionally to keep it looking new Do not use harsh chemicals cleaning solvents or strong detergents to clean the receiver Use only fresh batteries of the recommended size and type in the remote con trol Always remove old or weak batteries They can leak chemicals that can destroy electronic circuits Modifying or tampering with your receiver s internal components can cause a malfunction and might invalidate the receiver s warranty and void your FCC authorization to operate it If the receiver is not operating as it should take it to your local RadioShack store for assistance 26 The FCC Wants You to Know Your receiver might cause radio or TV interference even when it is operating properly To determine whether your receiver is causing the interference turn off your receiver If the interference goes away your receiver is causing it Try to eliminate the interference by e Moving your radio or TV away from the receiver Connecting your receiver to an outlet that is on a differen
19. e A dobar ana A Meyer ee ae AER doe ao ete 17 Turning Off the Display T Z gt Ta ara A A epee edwin tudes NN A deta ea da 17 Using Sleep Remote Control On e tenes 17 Cassette Deck VCR Features cirio dete tee te eee ee ee ee ee ee ee et ee a 18 Using the VCR TAPE 1 Button eo esien 2 N eee ee ee de ee ede ee nd ede eee 18 Using the TAPE 2 MONITOR Button xoh A grega ZE d ccc R ERA RTE EEE OR THA e ee 18 Recording a Program Source oooococo 2 0 0 eee eee 18 Dubbing a Cassette Tape 22 veda deg CL eke dca teed nega Vid a RAR L Ved a dea ee ada ghee wees 18 Playing and Recording Video Tapes 0 cece eee 19 Using Advanced Sound Options esse eee eee eee eens 20 Sound Mode Adjustments Remote Control Only 0 cette eee 21 Using the Remote Controle acco yore eats he S Ae ee A ae a he SE ek ee ek ee NAT Aa 22 Troubleshooting e Z x rrr Xe es Bei eee ee Ree AT E Batis ee ee nas atti aed Pee AG Bee 25 Returning Controls to Factory Defaults TE A Y a 8 eae 25 Care and Maintenant asec cent sein gS EERE ae R RR eta ee Ae ee el RR N eee ee 26 The FCC Wants You to Know vs 22 00 conca a eee N 27 Specifications c ssc S XR aa secs ote weed aes Mae ee ee ee ee ee K XR GE eel ae tes ale See ee ee 28 Index to Features by Control Name 2 2 x e x e x cee eee eee eee 30 Preparing Your Receiver Caution Make all the necessary connections before you plug in or turn on the receiver Position
20. e wall outlet before cleaning Use only a damp cloth for cleaning Do not use liquid or aerosol cleaners Attachments Do not use attachments accessories not recommended by the product manufac turer as they might create a hazard Water and Moisture Do not use this product near water for example near a bathtub washbowl kitchen sink or laundry tub in a wet basement or near a swimming pool Accessories Do not place this product on an unstable cart stand tripod bracket or table The product may fall causing serious injury to a child or adult and serious damage to the product Use only with a cart stand tripod bracket or table recommended by the manufacturer or sold with the product Follow the manufacturer s instructions for mounting and use a recommended mounting accessory Carts Move the product on a cart carefully Quick stops excessive force and uneven surfaces may cause the product cart to overturn Ventilation Slots and openings in the cabinet provide ventilation ensure reli 0 able operation and protect from overheating Do not block or cover these open ings and do not place the product on a bed sofa rug or other similar surface Do not place the product in a built in bookcase or rack unless it provides proper ven tilation as specified by the manufacturer Power Sources Operate this product using only the power source indicated on its marking label If you are not sure of your home s power
21. ectronic device such as a turntable cassette deck VCR and so on This switched out let turns on and off with the receiver and provides a maximum of 100 Watts Caution Do not connect appliances with high power consumption such as heater iron monitor or TV to this A outlet Doing so can cause a risk of over heating and fire and could damage th rec 76IV GT AC 120V 60Hz la el creo Connecting to AC Power Before you plug in the receiver s power cord double check all other connec tions Warning To prevent electric shock do To power the receiver plug the supplied power cord into a standard AC outlet not use this polarized plug with an exten The power cord s plug is polarized and fits only one way sion cord receptacle or other outlet unless you can fully insert the blades to prevent blade exposure Tat TT ORO OL o H e B B OI Demonstration Display To see a demonstration of the receiver s display press and hold RETURN while turning on power The receiver cycles through several demonstration displays To exit the demonstration mode press any key Basic Operation Warning To prevent possible hearing loss turn VOLUME to MIN before you turn on the receiver or change the program sources After you turn on the recei
22. ers You can change the delay time from 16 to 30 milliseconds ms in 2 ms steps Adjust this for the best sur round effect Slide AUDIOeVCR to VCR Then press and hold DELAY TIME to change the delay time The receiver displays the selected time 21 Using the Remote Control 22 OPTIMUS STAV 3580 AUDIO VIDEO SYSTEM REMOTE Receive Amplifie Section The remote control works up to a distance of about 23 feet and within a 30 degree angle on either side of the receiver Point the control at the receiver s front panel and press the desired button s Many buttons on the remote control work the same as buttons on the receiver s front panel Use these buttons exactly as you would use the corresponding but tons on the receiver AUDIO VCR Switch The remote control can also control other compatible audio video components when you connect them to the receiver s CONTROL OUT jack Set the switch to AUDIO to control audio components such as CD players or cassette decks Set the switch to VCR to control video components such as a VCR When you set the switch to VCR dual function buttons control the function marked in gold next to the button For example the button marked CENTER MODE and TEST TONE operates as the center mode adjust when you set the switch to AUDIO and as the test tone function when you set the switch to VCR Receiver Amplifier Section FUNCTION MA
23. g the Speaker Wires Speaker wire consists of two conductors individual wires encased in insulation and is usually color coded or marked with a ridge along one side so you can identify each conductor Use these markings as a guide to help you properly connect the speakers to your receiver Follow these steps to prepare the speaker wires Wire Stranc Conductor Wire Strands Conductor 1 Cut the speaker wires to the necessary length 2 Separate the wires about 4 inches on each end 3 Using a wire stripper carefully strip about Ya inch of insulation from the end of each conductor 4 Twist the end of each conductor to secure any loose wire strands Surround Speakers a ORO O1 Y A ORO OLO A FRONT SPEAKERS o 0 S d ee Center Speaker Front B Speakers Left Front A Speakers Left Preparing Your Receiver Connecting the A and B Speakers Note Be sure you connect the Follow these steps to connect the right speaker to the receiver s right FRONT receiver s right and left positive and SPEAKERS A terminals negative terminals to the speaker s corresponding right and left positive 1 Press the receiver s FRONT SPEAKERS AR red lever and insert the and negative terminals ridged or color coded conductor s end into the small hole Pull back the lever to secure the conductor
24. ing Speakers LR Halfway Point Between Speake a b Person in Listening Area e Surround speakers generally sound best if you position them above ear level e To avoid interference with the picture on a nearby TV use magnetically shielded speaker systems This is par ticularly important for the center speaker since it is usually located closest to the TV Where you place your speakers not supplied can make a noticeable difference in your system s sound The guidelines in this section will help you choose the best locations After you use your receiver for a while you might want to try dif ferent locations for your speakers Bass response depends largely on speaker location For strong bass place the speakers in the corners of the room If you want even stronger bass place the speakers directly on the floor If the bass is too strong move the speakers slightly away from the corners of the room or raise them 6 to 18 inches off the floor You can buy speaker stands at your local RadioShack store The distance between the speakers should be about the same as the distance between the normal listening point and the point halfway between the speakers If you place the speakers too close together you reduce the stereo separation If you place them too far apart you reduce the bass effect and create a hole in the middle of the sound Most speakers have a tweeter dispersion angle of about 60 degrees Ideally
25. k as the playback or recording deck However if you want to monitor the cassette deck during dubbing use the deck connected to the VCR TAPE 1 jacks as the source and the deck you connected to the TAPE 2 jacks as the recording deck Then press TAPE 2 MONITOR until TAPE 2 appears on the display See Using the TAPE 2 MONITOR Button Cassette Deck VCR Features Playing and Recording Video Tapes You can connect two video sources to the receiver If you connect a VCR to the VCR TAPE 1 audio and video jacks you can copy video cassette tapes from one VCR to another and monitor the dubbing process Playing a Video Cassette Tape To play a video tape load the tape into the VCR connected to either VCR TAPE 1 or LD Press the button VCR TAPE 1 or LD that corresponds to the jack the VCR is connected to VCR or LD appears on the display Follow the VCR s instructions to begin playback If you connected a monitor to the receiver s TO MONITOR TV jack you can view the program on that monitor Copying a Video Cassette Tape Follow these steps to copy a video tape from one VCR to another 1 Load the tape you want to copy into a VCR connected to LD 2 Load a blank tape or one you want to record over in the VCR connected to the VCR TAPE 1 jacks 3 Press LD 4 Begin recording and playback on the VCRs Using Advanced Sound Options Your receiver has four special sound options Dolby Pro Logic Surround Dolby 3CH Logic Studio Effe
26. l liquid of any kind on the product Servicing Do not attempt to service this product yourself as opening or removing covers may expose you to dangerous voltage or other hazards Refer all servicing to qualified service person nel Damage Requiring Service Unplug this product from the wall outlet and refer servicing to qual ified service personnel under the following conditions gt When the power supply cord or plug is damaged e If liquid has been spilled or objects have fallen into the product e lf the product has been exposed to rain or water e If the product does not operate normally by following the operating instructions Adjust only those controls that are covered by the operating instructions as an improper adjustment ot other controls may result in damage and will often require extensive work by a qualified techni cian to restore the product to normal operation e lf the product has been dropped or damaged in any way e When the product exhibits a distinct change in performance Replacement Parts When replacement parts are required be sure the service technician uses replacement parts specified by the manufacturer or having the same characteristics as the original part Unauthorized substitutions may result in fire electric shock or other hazards Safety Check Upon completion of service or repairs to this product ask the service technician to perform safety checks to determine that the product is in proper
27. l not use it for extended periods Outdoor Antenna Grounding If an outside antenna or cable system is connected to the receiver ground the antenna or cable system so as to provide some protection against voltage surges and built up static charges Article 810 of the National Electrical Code ANSI NFPA 80 provides information about proper grounding of the mast and supporting structure grounding of the lead in wire to an antenna discharge unit size of grounding conductors location of antenna discharge unit connection to grounding electrodes and requirements for the grounding electrode See the example below Antenna Lead In Wire Antenna Discharge Unit NEC Section 810 20 Grounding Conductors NEC Section 810 21 Electric rounding Clamps Power Service Grounding Electrode System NEC National Electrical Code NEC Article 250 Part H Careful attention is devoted to quality standards in the manufacture of your receiver and safety is a major factor in its design However safety is also your responsibility This section lists important information that will help you properly use and enjoy your receiver and accessories Read all the included safety and operating instructions before using your receiver Fol low them closely and retain them for future reference Heed Warnings Follow all warnings on the product and in the operating instructions Cleaning Unplug this product from th
28. lation from the inner insulation 4 Remove about 1 inch of the inner insulation from around the center wire Inner Insulation Center Wii Outer Insulation Shielding 5 Pullthe shielding to one side Connect the center wire to the receiver s FM UNBAL 750 terminal Twist the shielding to secure any loose wire strands and connect it to the GND terminal FNI Outdoor Antenna 75QCoaxial Cable Ground Note Grounding is not necessary for reception but we recommend it to avoid damage from lightning when you use an outdoor FM antenna and for better FM reception Use a separate piece of thick polyvinyl insulated wire to connect the GND terminal to an earth ground such as a metal cold water pipe Warning Never connect a wire to a gas pipe for grounding since sparks might ignite the gas Preparing Your Receiver Using One Remote Control for More than One Unit If you also have an Optimus professional series CD player VCR or cassette deck with the OSR mark you can connect its CONTROL IN jack to the receiver Note When you plug the cable into a components CONTROL IN jack that components remote sensor does not function so you can control all of your equipment with a single remote control You can also use the other component s remote control by pointing it at the receiver s front panel 1 Connect each component to the receiver as shown in Connecting Pro gr
29. lly recreating the rumble of an earth quake the bone jarring percussion of a cannon and more To use this output simply connect it to an amplified subwoofer s line level input or to an amplifier to which you have connected a subwoofer RadioShack stores sell a variety of suitable subwoofers and amplifiers Preparing Your Receiver Connecting Program Sources You can connect up to five external program sources to your receiver Use shielded audio cables with phono connectors for all audio connections Note If you place the cassette deck directly above below or to the left of the receiver the receiver could interfere with the cassette deck s operation If possi ble position the cassette deck to the right of the receiver or locate it away from the receiver Ca A R HLH CD Player Connecting a Turntable Connect a turntable with a magnetic cartridge only Some older turntables use a ceramic type cartridge that does not work with this system Connect the turntable s left and right cables to the receiver s left and right PHONO jacks Then connect the turntable s ground wire to the receivers GND terminal Connecting Cassette Deck s You can connect cassette decks to the VCR TAPE 1 and the TAPE 2 MONITOR jacks Connect the cassette deck s output jacks to the VCR TAPE 1 IN audio or TAPE 2 PLAY jacks and connect the input jacks of your cassette deck to VCR TAPE 1 OUT
30. ng in a recording studio The front speak ers provide normal stereo and the rear speakers provide a subtly reverberated sound Select this mode when you listen to sources not encoded with Dolby Surround Simulated Surround Simulated Surround simulates a surround effect when you listen to a monaural mono source 20 Using Advanced Sound Options Sound Mode Adjustments Remote Control Only Notes e If you do not use a center speaker the monaural signals are only reproduced if you select PHANTOM e You cannot select PHANTOM in the Dolby 3CH Logic sound mode Notes e Use the VOLUME control to adjust the overall sound level e Set the center mode to a selection other than PHANTOM before adjusting the center level Notes e For Dolby Pro Logic Surround the delay is preset to 20 mS e The delay time does not affect the Stu dio Effect mode Center Mode Setting The center mode setting affects the center channel s bass signals It operates only when you select the Dolby Pro Logic Surround or Dolby 3CH Logic mode Slide AUDIOeVCR on the remote control to AUDIO Each time you press CENTER MODE on the remote control the setting changes and the receiver s corre sponding indicator lights NORMAL WIDE PHANTOM for Dolby Pro Logic Sur round NORMAL WIDE for Dolby 3CH Logic NORMAL Select this mode if you use a small center speaker The front left and right speakers
31. play the center channel bass sounds WIDE Select this mode if you use a medium or large center speaker The cen ter speaker plays the center channel bass sounds PHANTOM Select this mode if you have no center speaker All center channel sound comes from the front left and right speakers Test Tone The test tone feature provides a test tone that lets you balance the signal levels between all your speakers See Center Level and Rear Level To activate the test tone select one of the surround sound modes and set AUDIO VCR on the remote to VCR Then press TEST TONE The receiver sounds a 2 second tone from the front left center front right and rear speakers in sequence The center test tone sounds only when you select the Dolby Pro Logic Surround or Dolby 3 CH Logic sound mode In the Dolby 3CH Logic sound mode the receiver sounds a 2 second tone from the left center and right speakers in sequence Press TEST TONE again to turn off this feature Center Level Slide AUDIOeVCR to AUDIO Then press CENTER to adjust the center speaker sound level while in the Dolby Pro Logic Surround or Dolby 3CH Logic mode Rear Level Slide AUDIOeVCR to VCR Then press REAR to set the rear speakers sound level while in the Dolby Pro Logic Surround or Simulated Surround mode Delay Time In the Simulated Surround and Dolby Pro Logic Surround modes the receiver slightly delays the sound going to the rear speak
32. r any source you connect to the receiver s VCR TAPE 1 or LD input jacks Connect a video cable from the receiver s VIDEO OUT TO MONITOR TV jack to the monitor s video input Preparing Your Receiver Connecting the Antennas Lead Wire FM UNBAL H 750 GND AM Loop Anten LOOP ANTENNA AM Antenna Ground Note For the best results use 75 ohm coaxial cable to connect an outdoor antenna to the receiver 10 In many cities the supplied indoor AM loop and FM antennas provide adequate reception AM Antennas Assemble the included antenna s base by swinging the base in the direction of the arrow and inserting the antenna s bottom tabs into the base s slot Then attach the antenna wires to the AM and GND terminals bottom two terminals Place the antenna on a flat surface and rotate it for the best AM reception If the receiver is in a rack or on a shelf and there is no room for the AM loop antenna use two screws not supplied to mount the base on the wall or another location as shown Notes Keep the AM loop antenna connected even when you use another indoor antenna or an outdoor AM antenna Ensure the antenna does not touch the receiver or other metal objects Do not place the antenna near a CD player a personal computer or a TV set s If the wire between your AM loop antenna and receiver is too short you can
33. rs from the display Muting the Receiver To temporarily mute the sound press MUTING on the remote control MUTING appears Press MUTING again to restore the audio level Using Headphones To listen with headphones not supplied insert the headphones 1 4 inch plug into the receiver s front panel PHONES jack To silence the speakers set A and B SPEAKERS to the out position and turn off any special sound options Listening Safely To protect your hearing note the following when using headphones Set the volume to its lowest setting before you begin listening After you begin listening adjust volume to a comfortable level Do not listen at extremely high volume levels Extended high volume listening can lead to permanent hearing loss Once you set the volume do not increase it Over time your ears adapt to the volume level so a volume level that does not cause discomfort might still damage your hearing Basic Operation Tuning the Radio Notes If you store a frequency in a memory that already contains a frequency you replace the previous frequency If your receiver is disconnected from AC power for several days it loses all the stored frequencies 16 Your receiver offers three types of electronic tuning manual automatic and memory Manual and Automatic Tuning Follow these steps to manualy or automatically tune to the stations 1 Press TUNER Then press FM AM to select the desired band
34. s Set AUDIO VCR to AUDIO for a cassette deck or to VCR for a VCR s Fora cassette deck select TAPE 2 MONITOR or VCR TAPE 1 Fora dual cassette deck select DECK 1 or DECK 2 If you use a single cassette deck press DECK 2 e You must connect the tape deck both to your receiver s CONTROL OUT and audio jacks for these functions to work lt 4 and gt gt DECK 1 DECK 2 TAPE POWER VCR CH TV VCR TAPE SELECT Press to start normal play Press to play the reverse side of an auto reverse cassette deck Press to cancel the current function For a cassette deck lets you quickly locate and play the beginning of recorded material during play When the tape is stopped lets you rapidly search forward or backward to locate a specific section of the tape For a VCR lets you rapidly view a tape either forward or backward Selects Deck 1 or Deck 2 when you use a dual cassette deck with AUDIO VCR set to AUDIO Turns on the connected VCR with AUDIO VCR set to VCR turns on the cassette deck with AUDIO VCR set to AUDIO Note TAPE POWER does not work with all Optimus Profes sional Series cassette decks Moves to the next higher or lower channel with AUDIO VCR setto VCR Selects between normal TV viewing and VCR input with AUDIO VCR set to VCR Selects cassette 1 to 6 for a multi cassette changer Troubleshooting If the receiver is not working as it should the following suggestions might help If you follo
35. t electrical circuit from the radio or TV Contacting your local RadioShack store for help If you cannot eliminate the interference the FCC requires that you stop using your receiver 27 Specifications Amplifier Front Channel Average Power Output 0000 eae 110 Watts per Channel into 8 Ohms From 20 to 20 000 Hz With No More than 0 09 Total Harmonic Distortion Measured Pursuant to the Federal Trade Commission s Trade Regulation Rule on Amplifier Output Power Claims Front Channel Surround Power Output 00 0000 cee eae 110 Watts per Channel Center Channel Surround Power Output 0 0 0 cee 110 Watts Continuous Rear Surround Power Output 00 000 ee eae 110 Watts per Channel 1 kHz 0 8 THD 8 Ohms Dynamic Power Output 2 Ohms 4 Ohms 8 Ohms 0000 cee et eee 300 Watts 250 Watts 150 Watts Input Sensitivity Impedance PRONO 2 A dead ean ok oa hie MR mas hoa Asa area cite cae ne Ai ad le ass os thr Sal nea ite 2 8 mV 47 kOhms CD LD VCR TAPE 1 Tape 2 Monitor 002000 c cece eee 200 mV 47 kOhms Phono Overload Level 0 1 THD 1 KHZ 0 cece eet 100 mV Frequency Response IGG L eat a aghind LAL e catia A L 20 Hz to 20 000 Hz 0 3 dB CD LD VCR TAPE 1 TAPE 2 Monitor 0 0200 c eee eee 5 Hz to 100 000 Hz 0 3 dB Output Level Impedance VCR TAPE 1 REC Tape 2 Monitor REC 2 000 c eee ee 200 mV 2 2 KOhms Tone Controls BASS N tg ats atte A os We Bde dd ts ll Ate tg
36. then light steadily To tune to a stored frequency press SELECT so ST appears on the JOG MODE display then turn the multi jog control You can use STATION on the remote control to move to the next lower or higher memory See Using the Remote Control on Page 22 Basic Operation Using FM Mono To receive FM stations in stereo press FM MONO until MONO disappears from the display STEREO appears on the display when you receive an FM broadcast in stereo You can improve the reception of weak FM stations by pressing FM MONO until MONO appears This reduces noise while you listen to a weak FM station but you get monaural instead of stereo sound Tu rning Off the Display You can turn the display off so it does not bother you in a darkened room Press DISPLAY OFF Only DISPLAY OFF appears on the display Press DISPLAY OFF again or press any button to restore the display Using Sleep The sleep function lets you set the receiver to turn off after 90 60 or 30 min Remote Control Only utes To start the timer set AUDIO VCR to AUDIO Then repeatedly press SLEEP until the desired turn off time appears To cancel the timer repeatedly press SLEEP until the sleep time disappears from the display Cassette Deck VCR Features Using the VCR TAPE 1 Button Using the TAPE 2 MONITOR Button Recording a Program Source Dubbing a Cassette Tape 18 You can connect two cassette decks to the receiver Selecting either VCR TAPE 1 or
37. tions or the entire frequency range Searches for the next available AM FM station Let you store and recall the frequencies for up to 30 AM FM stations Lets you easily connect an amplified subwoofer that delivers the very low fre quency bass sounds bringing out the richness and depth of music plus the full impact of motion picture special effects for sound you can actually feel Creates a richer fuller sound by enhancing the audio program s bass Lets you listen to the actual recording as you record if your tape deck has a tape monitoring feature Turn off the receiver to help avoid power surge or short circuit damage Lets you use a single remote control for the receiver and other compatible com ponents connected to the receiver Lets you turn off the display so the light does not disturb you in low light situa tions Serial Number For your records record the receiver s serial number here The serial number is on the receiver s back panel Note to the Cable TV System Installer This reminder is provided to call the CATV system installer s attention to article 820 40 of the National Electrical Code that provides guidelines for proper grounding and in particular specifies that the cable ground shall be connected to the ground ing system of the building as close to the point of cable entry as practical Manufactured under license from Dolby Laboratories Licensing Corporation Additionally licensed
38. to state We Service What We Sell 10 95 RadioShack A Division of Tandy Corporation Fort Worth Texas 76102 lt ARB7082 A gt Printed in Japan
39. trol or indicator is discussed To find a description for the buttons on the remote control see Using the Remote Control on Page 22 Control BALANCE BASS CD DISPLAY OFF FM MONO FM AM LD MEMORY MULTI JOG NORMAL PHANTOM PHONES PHONO POWER RETURN SELECT SFC MODE SPEAKERS A and B SUPER BASS TAPE 2 MONITOR TREBLE TUNER TUNING VCR TAPE 1 VOLUME WIDE 30 31 DAD RadioShack Limited Warranty This product is warranted against defects for 2 years 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
40. under one or more of the following Patents U S Number 3 959 590 Canadian Numbers 1 004 603 and 1 037 877 Dolby Pro Logic and the double D DU symbol are trademarks of Dolby Laboratories Licensing Corporation O 1996 Tandy Corporation All Rights Reserved Optimus is a registered trademark used by Tandy Corporation RadioShack is a trademark used by Tandy Corporation IMPORTANT SAFETY INSTRUCTIONS This receiver is made and tested to meet exacting safety standards lt meets both UL and FCC require ments WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE To prevent fire or shock hazard do not expose this sys tem to rain or moisture RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER OR BACK NO USER SERVICE ABLE PARTS INSIDE REFER SERVICING TO QUALIFIED PERSONNEL This symbol is intended to alert you to the J presence of uninsulated dangerous voltage within the system s enclosure that might be of sufficient magnitude to constitute a risk of electric shock Do not open the system s case This symbol is intended to inform you that im portant operating and maintenance instruc tions are included in the literature acc ompanying this system CAUTION Power Lines Locate an outdoor antenna away from power lines Nonuse Periods Unplug the receiver s power cord when you wil
41. ver or change the program source adjust VOL UME to a comfortable listening level Note If you want to find out what a par ticular button or control is used for see Page 22 for the remote control or Page 30 for the front panel to find the page where the button or control is described Note If you select a source while TAPE 2 MONITOR is engaged TAPE 2 flashes five times on the display reminding you to disengage the TAPE 2 MONITOR func tian 14 Note The controls on the remote control work the same as the buttons on the receiver s front panel Follow these steps to use the receiver ts Press POWER to turn on the receiver s power It takes about 5 seconds to begin hearing sound Select the speakers If you connected speakers only to the FRONT SPEAKERS A or B ter minals press SPEAKERS A or B to turn on only those speakers If you connected speakers to both the FRONT SPEAKERS A and B ter minals do any of the following Press in SPEAKERS A orB to turn on either pair of speakers for a two speaker stereo effect e Press in SPEAKERS A and B to turn on both pairs of speakers for a four speaker stereo effect Press SPEAKERS A and B to the out position to silence all speakers and listen privately with headphones Select a program source To tune to a radio station see Tuning the Radio on Page 16 To listen to signals from the component connected to TAPE 2 MONI TOR
42. w the suggestions in this chart and the receiver still does not work properly contact your local RadioShack store for assistance Problem Cause Solution Power does not turn on Power cord is disconnected Protection circuit is activated Plug in the power cord Unplug the power cord then plug it in again The receiver does not respond to button presses Static discharge has affected con trol Unplug the power cord then plug it in again If static electricity is a problem try to use the remote control as much as pos sible No sound Incorrect connections The mute function is activated The volume is turned down Speaker wires are disconnected Neither set of speakers is selected Check and correct the connections Press MUTING Turn up the volume Connect the speaker wires Press in SPEAKERS A or B No picture when you select a video source The selected video source is not set correctly Incorrect connections Correct the problem with the selected video source Correct the connections High noise level Station not correctly tuned Antenna not connected FM antenna still coiled or is not pointing in the correct direction AM loop antenna not pointing in the correct direction Noise is coming from another elec trical appliance Tune to a stronger station Connect the antenna Stretch both ends of the antenna taut and reposition the antenna Adjust
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