RCA STA-3850 Stereo Receiver User Manual
Contents
1. ss sr sei EOE raea Eksp ooh yessgennseasdavdenss OESE ESETERE SESSE reger enter 6 Connecting a Turntable io ee Gain ieee ae ROR ee eee Se Se AE 6 Connecting a CD Playa iia ii has IR LEE Sn I RR SI 6 Connecting a Cassette Deck ion ar cedo 6 Connecting Another Audio SOULE essen io 6 Connectng the Antenn 52 BS 22 ESS ERRERR kei een ern ssediasdsaseeacs seessseusdbeb Soseebseereasee tes 6 AM Atenas ica ore 6 FIM Antennas ei ee i a aly Sa ee eee 7 Installing the Remote Control s ororo is ken posee KEENE 8 Connecting to AC arabic 8 QA NO 9 Using the Sleep AAA RA 9 Tuning the Radios 2c ines Ss O ene Ri ee iat eae Mea 9 Manual and a essen sn se ba 9 Diteet Tuning Remote Control rta e 10 Memory Tunis nes mite a Basti Hu Rss ps RAS Rh 10 Automatically Storing Station bee r TESE apetece 10 Manually Storing a Station aire 10 Tuning to a Station in Memory AA NS 10 Adjusting Balance uses seele tn eel Cola sida sus dsd R 11 the 11 Using Headphones cuina ai E E ERE EES EES ETE ERE aoi 11 Listenins Safely ee veces Ae e HE he A NO 11 Cassette Deck Features ninimo rror RR es Bi ne EI IA ence eet ee ey 11 Using the Tape Monitor Butt2. Use a better antenna Remote control does not work 12 Batteries are weak or missing Install fresh batteries Poor angle or too great a distance from the remote sensor window Use the remote control within the effective range There is an obstacle between you and the remote sensor window Change your position or remove the obstacle A fluorescent light is shining on the remote sensor window Turn off the light CARE AND MAINTENANCE To enjoy your RCA STA 3850 Stereo Receiver for a long time e Keep the receiver dry If it gets wet wipe it dry immediately Use and store the receiver only in normal temperature environments Handle the receiver gently and carefully Don t drop it Keep the receiver away from dust and dirt Wipe the receiver with a damp cloth occasionally to keep it looking new Modifying or tampering with the receiver s internal components can cause a malfunction and invalidate its warranty This receiver has been manufactured to the specifications of RadioShack and is covered by a limited warranty from RadioShack If your receiver is not operating as it should take it to your local RadioShack store or call 1 800 THE SHACK for assistance 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 interfe
3. f costs of product removal installation set up service adjustment or reinstallation This warranty gives you specific legal rights and you may also have other rights which vary from state to state RadioShack Customer Relations 200 Taylor Street 6th Floor Fort Worth TX 76102 We Service What We Sell RadioShack A Division of Tandy Corporation Fort Worth Texas 76102 31 5002 Printed in China
4. previously selected sound source after you press TAPE MONITOR To return to the previous source press TAPE MONITOR again so TAPE MON disappears Note If you press TAPE MONITOR when that cassette deck is neither playing nor recording the receiver mutes the current audio source To hear the audio source press TAPE MONITOR so TAPE MON disappears Recording a Program Source The receiver sends the audio of the program source you select TAPE MONITOR AUX CD FM AM tuner or PHONO to the TAPE MONITOR REC jacks The VOLUME control does not affect the level of the signal going to the tape decks When you record a program source using the cassette deck you hear the program source s signal immediately after you record it onto the tape if the cassette deck you connected has a three head monitor function Be sure to read the owner s manual for your cassette deck USING THE RESET BUTTON If the receiver is subjected to a strong magnetic field or an electric shock it might operate erratically If this happens turn off the receiver and press the rear panel RESET button with a straightened paperclip or other pointed object Caution Pressing RESET clears everything stored in the receiver s memory 11 TROUBLESHOOTING If the receiver is not working as it should the following suggestions might help If you follow the suggestions in this chart and the receiver still does not work properly contact your local RadioSha
5. TAPE MONITOR jacks Connect the cassette deck s output jacks to the PLAY jacks and connect the cassette deck s input jacks to the REC jacks Connecting Another Audio Source Connect the audio outputs of another audio source such as the audio from a laser disc player TV or VCR to the AUX jacks CONNECTING THE ANTENNAS In many areas the supplied indoor AM loop and FM antennas provide satisfactory reception AM Antennas Assemble the supplied AM 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 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 Attach the antenna wires from the AM loop antenna to the AM and GND ground ANTENNA terminals Place the antenna on a flat surface and rotate it for the best AM reception Notes e Keep the AM loop antenna connected even when you use another indoor antenna or an outdoor AM antenna e Ensure that the antenna does not touch the receiver any other metal object Do not place the antenna near a CD player a personal computer or a TV set e If the wire between the AM loop antenna and your receiver is too short you can add extra wire available at your local RadioShack store You can also use an optional RadioShack shortwave antenna kit Cat No 278
6. authority to operate the equipment 1999 Tandy Corporation All Rights Reserved IMPORTANT SAFETY INSTRUCTIONS Careful attention is devoted to quality standards in the manufacture of your cassette deck 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 cassette deck Read all the included safety and operating instructions before using your cassette deck Follow 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 the 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 manufacturer 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 us
7. limitations on how long an implied warranty lasts or the exclusion of in cidental or consequential damages so the above limitations or exclusions may not apply to you In the event of a product defect during the warranty period take the product and the RadioShack sales receipt as proof of purchase date to any RadioShack store RadioShack will at its option un less otherwise provided by law a correct the defect by product repair without charge for parts and labor b replace the product with one of the same or similar design or c refund the purchase price All replaced parts and products and products on which a refund is made become the prop erty of RadioShack New or reconditioned parts and products may be used in the performance of warranty service Repaired or replaced parts and products are warranted for the remainder of the original warranty period You will be charged for repair or replacement of the product made after the expiration of the warranty period This warranty does not cover a damage or failure caused by or attributable to acts of God abuse accident misuse improper or abnormal usage failure to follow instructions improper installation or maintenance alteration lightning or other incidence of excess voltage or current b any repairs other than those provided by a RadioShack Authorized Service Facility c consumables such as fuses or batteries d cosmetic damage e transportation shipping or insurance costs or
8. off the cover 2 Place two fresh AA batteries in the compartment as indicated by the polarity symbols and marked inside 3 Replace the battery compartment cover Note If the remote s range is reduced replace the batteries CONNECTING TO AC POWER Warning To prevent electric shock do not use this polarized plug with an extension cord receptacle or other outlet unless you can fully insert the blades to prevent blade exposure Before you plug in the receiver s power cord double check all other connections To power the receiver plug the supplied power cord into a standard AC outlet The power cord s plug is polarized and fits only one way SE The STAND BY indicator lights when the receiver is plugged in but turned off Note The receiver has a built in circuit to protect it against overheating or short circuits If your receiver automatically turns off stand by mode let it cool for several minutes If the receiver overheated it should play normally when you turn it back on If there is a short circuit in your receiver it will turn off again when you turn on the receiver If this happens check with your local RadioShack store for service OPERATION Warning To prevent possible hearing loss turn VOLUME to MIN before you turn on the receiver or change the program source After you turn on the receiver or change the program source adjust VOLUME to a comfortable listening lev
9. ridged or color coded conductor s end into the small hole Release the lever to secure the conductor 2 Press open the receiver s negative black lever for the same speaker and insert the other conductor s end into the small hole Release the lever to secure the conductor 3 Connect the ridged or color coded conductor s loose end to the speaker s positive terminal 4 Connect the remaining loose conductor to the speaker s negative terminal CONNECTING PROGRAM SOURCES Note Use shielded audio cables with phono connectors for all audio connections You can connect up to four external program sources to your receiver aa 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 L left and R right PHONO IN jacks Then connect the turntable s ground wire to the receiver s 77 GND screw terminal 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 Land R CD IN jacks Connecting a Cassette Deck You can comnect a cassette deck to the
10. 758 which makes an excellent outdoor AM antenna Connect the outdoor AM antenna wire to the receiver s AM ANTENNA terminal as shown FM Antennas Note For the best results use 75 ohm coaxial cable to connect an outdoor antenna to the receiver Connect the supplied FM antenna to the FM 3000 ANTENNA terminal as shown then extend it 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 antennas and antenna connection accessories Warning To prevent injury read and follow all cautions and warnings that accompany the outdoor antenna For the best radio reception use an outdoor antenna Follow these steps to connect an outdoor FM antenna to the receiver using 75Q coaxial cable Note If your antenna has 3000 twin lead cable connect it to the FM 3000 ANTENNA terminals 1 Disconnect the supplied FM antenna from the receiver s FM 3000 ANTENNA terminal 2 With a stripping tool remove about 1 1 inches of 75Q cable s outer insulation to expose the cable s shielding Inner Insulation i Center Wire Outer Insulation Shielding 3 Fold back the shielding from the inner insulation 4 Remove about 1 inch of the inner insulation from around the center wire 5 Pull the shielding to one side Connect the
11. ELECTRIC SHOCK DO NOT REMOVE COVER OR BACK NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED PERSON NEL ZN AN Caution Unplug the cassette deck s power cord when you will not use the cassette deck for extended periods RISK OF ELECTRIC SHOCK DO NOT OPEN This symbol is intended to alert you to the presence of uninsulated dangerous 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 included in the literature accompanying this product FCC NOTICE This system complies with the limits for a Class B digital device as specified in Part 15 of FCC Rules These limits provide reasonable protection against radio and TV interference in a residential area However your equipment might cause TV or radio interference even when it is operating properly To eliminate interference you can try one or more of the following corrective measures e Reorient or relocate the receiving antenna e Increase the distance between the equipment and the radio or TV Use outlets on different electrical circuits for the equipment and the radio or TV Consult your local RadioShack store 1f the problem still exists Warning Changes or modifications to this unit not expressly approved by RadioShack could void the user s
12. TOR jacks press TAPE MONITOR so TAPE MON disappears Then press CD PHONO or AUX CD PHONO or AUX appears 4 Turn VOLUME clockwise to increase the volume or counterclockwise to decrease it Or you can use VOLUME A and w on the remote control 5 To adjust the tone turn BASS and TREBLE toward or To increase the high and low ranges of sound at low volume press LOUDNESS To turn off this feature press LOUDNESS again 6 To adjust the balance of sound between the left and right speakers see Adjusting Balance on Page 11 7 When you finish using the receiver press POWER to turn it off USING THE SLEEP TIMER The sleep timer lets you set the receiver to play for up to 90 minutes then automatically turns off 1 To set the timer turn on the receiver then press SLEEP on the remote control The display dims and shows SLEEP 90 SLEEP 2 To set the sleep timer for less than 90 minutes repeatedly press SLEEP to decrease the time by 10 minutes for each press of the button Once you select the time the receiver displays the program source SLEEP stays on the display in small letters until automatic shut off 3 To briefly see the time remaining press SLEEP once TUNING THE RADIO Your receiver has four types of electronic tuning manual automatic direct and memory Note For weak signals we recommend manual tuning Manual and Automatic Tuning Follow these steps to manually or automatically tun
13. center wire to the receiver s FM 750 ANTENNA terminal Twist the shielding to secure any loose wire strands and connect it to the GND ANTENNA terminal Shielding Center Wire Caution The cable s shielding should only touch the GND ANTENNA terminal Note Grounding is not necessary for reception but we recommend it for better FM reception and to avoid damage from lightning when you use an outdoor FM antenna Use a separate piece of thick polyvinyl insulated wire to connect the GND ANTENNA 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 INSTALLING THE REMOTE CONTROL S BATTERIES Cautions e Use only fresh batteries of the required size and recommended type Do not mix old and new batteries different types of batteries standard alkaline or rechargeable or rechargeable batteries of different capacities e Dispose of old batteries promptly and properly Do not burn or bury them e Always remove old or weak batteries Batteries can leak chemicals that can damage electronic circuits Your remote control requires two AA batteries not included for power For the best operation and longest life we recommend alkaline batteries available at your local RadioShack store 1 To remove the battery compartment cover push the compartment s tab in the direction of the arrow then lift
14. ck store for assistance Problem Cause Suggestion Power does not turn on Power cord is disconnected Plug in the power cord No sound Incorrect connections Check and correct the connections The mute function is activated Press MUTING The volume is turned down Turn up the volume Speaker wires are disconnected Connect the speaker wires Neither set of speakers is selected Press SPEAKERS A or B Both SPEAKERS A and B are selected when only one set of speakers is connected Press SPEAKERS A or B to turn off the speakers that are not connected TAPE MONITOR is selected Press TAPE MONITOR so TAPE MON turns off Sound from only one speaker One of the speaker wires or the input cord is disconnected Check all connections BALANCE is set too far to one side Set BALANCE to the center position High noise level Station not correctly tuned Adjust tuning Antenna not connected Connect the antenna FM antenna still coiled or is not pointing in the correct direction Stretch both ends of the antenna taut and reposition the antenna AM loop antenna not pointing in the correct direction Adjust the AM loop antenna Noise is coming from another electrical appliance Try using an AC line noise filter to reduce the noise Automatic tuning does not stop when searching for stations Stations are too weak
15. e a recommended mounting accessory Carts Move the product on a cart carefully Quick stops excessive force and uneven surfaces may cause ZAC the product cart to overturn Ventilation Slots and openings in the cabinet provide ventilation ensure reliable operation and protect from overheating Do not block or cover these openings and do not place the product on a bed sofa rug or other similar surface Do not place the product in a built in installation such as a bookcase or rack unless it provides proper ventilation 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 type consult your product dealer or local power company 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 If you cannot insert the plug fully into the outlet try reversing the plug If the plug still doesn t fit contact your electrician to replace your obsolete outlet Do not defeat the safety purpose of the polarized 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 convenience receptacles and the point wher
16. e sound press MUTING on the remote control The MUTE indicator on the receiver flashes Press MUTING again to restore the audio level The MUTE indicator turns off USING HEADPHONES To listen with headphones not supplied insert the headphones a inch plug into the receiver s front panel PHONES jack To silence the speakers and listen with headphones without disturbing others press SPEAKERS A and or B so both indicators are off 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 the 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 CASSETTE DECK FEATURES You can connect a cassette deck to the receiver Selecting TAPE MONITOR lets you hear the playback from the cassette deck you connected to the receiver s TAPE MONITOR jacks Using the Tape Monitor Button Press TAPE MONITOR TAPE MON appears along with the last program source you selected You can hear the playback or monitor a recording from the cassette deck you connected to the receiver s TAPE MONITOR jacks The TAPE MONITOR REC jacks continue to output the
17. e they exit from the product Lightning For added protection for this product during a lightning storm or when it is left unattended and unused for long periods of time unplug it from the wall outlet and disconnect the antenna 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 spill 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 personnel Damage Requiring Service Unplug this product from the wall outlet and refer servicing to qualified service personnel under the following conditions When the power supply cord or plug is damaged If liquid has been spilled or objects have fallen into the product If the product has been exposed to rain or water 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 of other cont
18. e to the stations 1 Press FM or AM on the front panel or on the remote control to select the desired band The receiver tunes to and displays the frequency last selected in that band 2 If CH appears on the right side of the display press MODE to change the receiver to manual tuning mode MANUAL briefly appears 3 To manually select the next higher or lower frequency press TUNING UP or DOWN once Or hold down the button to rapidly scan through the frequencies release the button to stop scanning To automatically search for the next higher or lower station briefly hold down TUNING UP or DOWN to begin rapidly scanning through the frequencies The receiver searches up or down the band stopping on the next strong station Notes TUNED appears when the received signal is strong e STEREO appears when the received FM broadcasts are in stereo If you press TUNING UP at the top of the frequency range or TUNING DOWN at the bottom of the frequency range the frequency at the opposite end of the range appears Direct Tuning Remote Control Only Follow these steps to directly enter a frequency 1 Press FM or AM on the front panel or on the remote control to select the desired band The receiver tunes to and displays the frequency last selected in that band 2 Press DIRECT TUNING on the remote control DIRECT IN scrolls by followed by AM kHz for AM or FM MHz for FM The first flashes 3 Ent
19. ee Be i eagle ea 35 dB General Power Requirements psico eters 120 Volts AC 60 Hz Power Consumption susan ia 120 Watts Dimensions A O 58 x 16 6x 12 Ya Inches 130 x 420 x 310 mm MW A a 14 Ib 6 3 kg Specifications are typical individual units might vary Specifications are subject to change and improvement without notice 14 NOTES 08A99 Limited Two Year Warranty This product is warranted by RadioShack against manufacturing defects in material and workman ship under normal use for two 2 years from the date of purchase from RadioShack company owned stores and authorized RadioShack franchisees and dealers EXCEPT AS PROVIDED HEREIN RadioShack MAKES NO EXPRESS WARRANTIES AND ANY IMPLIED WARRANTIES INCLUDING THOSE OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE LIMITED IN DURATION TO THE DURATION OF THE WRITTEN LIMITED WARRANTIES CONTAINED HEREIN EXCEPT AS PROVIDED HEREIN RadioShack SHALL HAVE NO LIABIL ITY OR RESPONSIBILITY TO CUSTOMER OR ANY OTHER PERSON OR ENTITY WITH RE SPECT TO ANY LIABILITY LOSS OR DAMAGE CAUSED DIRECTLY OR INDIRECTLY BY USE OR PERFORMANCE OF THE PRODUCT OR ARISING OUT OF ANY BREACH OF THIS WAR RANTY INCLUDING BUT NOT LIMITED TO ANY DAMAGES RESULTING FROM INCONVE NIENCE LOSS OF TIME DATA PROPERTY REVENUE OR PROFIT OR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES EVEN IF RadioShack HAS BEEN AD VISED OF THE POSSIBILITY OF SUCH DAMAGES Some states do not allow the
20. el You can use the supplied remote control by pointing it at the receiver s front panel and pressing 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 buttons on the receiver Follow these steps to use the receiver 1 Press POWER to turn on the receiver It takes about 5 seconds to hear sound 2 Select the speakers An indicator lights next to the A and or B to show which speakers are on If you connected speakers only to the A or B SPEAKERS terminals press SPEAKERS A or B to turn on only those speakers Do not press both SPEAKERS A and B because doing so turns off all speakers even though both indicators are on If you connected speakers to both the A and BSPEAKERS terminals you can e Press SPEAKERS A or to turn on either pair of speak ers for a two speaker effect e Press SPEAKERS A and to turn on both pairs of speakers for a four speaker effect Press SPEAKERS A and or B to turn off all speakers so you can listen privately with headphones see Using Headphones on Page 11 3 Select a program source To tune to a radio station see Direct Tuning Remote Control Only on Page 10 To listen to signals from the component connected to the TAPE MONITOR jacks press TAPE MONITOR so TAPE MON appears To listen to a source other than the one connected to the TAPE MONI
21. er the desired frequency using the remote control s number buttons Notes e If you press 1 to enter a FM frequency such as 103 5 10 automatically appears If you also press the zero the frequency that appears would be 100 30 The last zero always appears automatically in both FM and AM frequencies e If you do not press a key within 5 seconds the receiver exits direct tuning Start over at Step 2 MEMORY TUNING Memory tuning lets you instantly tune to a stored frequency You can store up to 30 AM and 30 FM frequencies in the receiver s memory The receiver automatically stores the first 30 stations found in the selected band into the memory You can also manually store a station into memory Automatically Storing Stations 1 Press FM or AM on the front panel or on the remote control to select the desired band The receiver tunes to and displays the frequency last selected in that band 2 Hold down MEMORY for more than 2 seconds MEMORY and CH appear while the receiver steps through the frequencies beginning with the low end 87 5 MHz for FM or 530 kHz for AM 3 When the receiver finds a station it stores in the first memory channel the CH number increments and the receiver looks for the next station When the receiver finds the thirtieth station or when it reaches the high end of the frequency range MEMORY disappears and the receiver tunes to the lowest frequency station in the band 10 Repeat these
22. f 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 your listening position should be just inside the overlap area of the tweeter dispersion You can angle the speakers toward you for better stereo effect CONNECTING SPEAKERS Follow these guidelines when you select and connect speakers Only connect speakers that are rated at between 8 and 16 ohms 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 pair to the A SPEAKERS terminals and the other pair to the BSPEAKERS terminals Optimus and other high quality speakers have color coded speaker terminals red for positive polarity and black for negative polarity Use these color coded terminals as a guide to help you properly connect the speakers to the receiver Use 16 gauge or larger speaker wire for all speaker connections and consider possible speaker location
23. n that band 2 If CH does not appear on the right side of the display press MODE to change the receiver to memory tuning mode PRESET briefly appears 3 Press TUNING UP or DOWN or PRESET CALL Aa and w on the remote control to tune to the next higher or lower station stored in memory Or press PRESET SCAN to scan through the stations in memory The receiver tunes to each station for about 5 seconds When you hear the station you want to listen to press PRESET SCAN again You can also tune to a station in memory by using the remote control s number buttons to enter the channel number For single digit channels enter 0 first for example enter 06 for Channel 6 Notes e To improve the reception of weak FM stations press FM MODE This reduces signal noise but you hear monaural instead of stereo sound For stations with a weak signal we recommend manual tuning ADJUSTING BALANCE 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 Positioning Speakers on Page 5 For an unusual speaker placement press AM to select the AM band or select any source and play a monaural audio source Turn BALANCE until you hear the sound coming equally from each speaker when you are in the listening area MUTING THE RECEIVER To temporarily mute th
24. on ses anno die bas cus caste 11 RECOrdin Ba Program Source teste ii ds tesis 11 Using the Reset Button 1 2 2 dieran s E EE ne EH RR Rs Einen 11 Troubleshooting usseoneneonenenennenennenennenennenennenennenennenennenesnenssnenssnenesnenesnenesnenesnennenennenennenesesnenssnenesnenesnenesnenesnennenennenennenennesennesennenene 12 Care and Maintenance eessssessssesnsnssnsnssnsnssnsnnsnsnsnsnnsnsnnsnsnnsnsnssnsnssnsnssnsnsnsnsensnnsnsnssnsnssnsnssnsnssnssnsnssnsnssnsnssnsnssnsnssssnssssnssnsnssnsnnensnnenn 13 The FEC Wants You to KO Wisin id DIR Isis 13 Specifications aescesesneneoneneonensonennenennenennenennenennenennenennensnnenssnenennnennenennenennenennenennenennenssnenssnenssnenssnenesnenesnenesnenssnennenennenennenennesennenennenene 14 PREPARATION Caution Make all the necessary connections before you plug in or turn on the receiver POSITIONING SPEAKERS Speaker not supplied placement 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 different 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 o
25. owner s manual STA 3850 STEREO RECEIVER INTRODUCTION Your RCA STA 3850 Stereo Receiver operates as the perfect control center for your audio system It combines 50 watts per channel of clean power with modern styling It provides connections for one tape deck a turntable a CD player and one other audio source such as audio from a digital video disk DVD player You can also connect up to two pairs of speakers not supplied to your receiver Additional features include Digital Synthesized Tuner Precisely tunes to AM and FM stations 60 Memory Locations Let you store and recall the frequencies for up to 30 AM and 30 FM stations Automatic Tuning Searches for the next available AM FM station Tape Monitoring Lets you listen to the actual recording as you record if your tape deck has a tape monitoring feature Built In Protection Circuits Automatically turn off the receiver to help avoid power surges or short circuit damage Remote Control Lets you use a single remote control for the receiver and other compatible components connected to the receiver Note The remote control requires two AA batteries not supplied We recommend you record the receiver s serial number here The number is on the receiver s back panel Serial Number WARNING To reduce the risk of fire or shock hazard do not expose this product to rain or moisture A CAUTION TO REDUCE THE RISK OF
26. rence goes away your receiver is causing it Try to eliminate the interference by e Moving your radio or TV away from the receiver e Connecting your receiver to an outlet that is on a different 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 13 SPECIFICATIONS Amplifier Power DUES 50 Watts per Channel into 8 Ohms From 40 to 20 000 Hz With No More than 0 5 Total Harmonic Distortion Measured Pursuant to the Federal Trade Commission s Trade Regulation Rule on Amplifier Output Power Claims Input Sensitivity Impedance PHONO iii 2 5 mV 47 kohms CD AUX TAPE MONITOR 22 8 Era diia 200 mV 47 kohms Signal to Noise Ratio IHF Short Circuited A Network Phono eS in sehen NR 72 dB CD AUX MONITOR 95 Tuner Frequency R nge aid TT 87 5 to 108 MHz Usable Sensitivity au cess bas een tagevdaueateerdeeumee dees Mono 15 uV m EMF Signal to Noise Ratio RIEF ios 68 dB AO A atees 63 dB Distortioh dois Stereo 0 5 1 kHz Alternate Channel Selectivity sie iii 45 dB 400 kHz A NO 35 dB 1 kHz AM Tuner Frequency iii sn 530 to 1720 kHz Sensitivity HE Loop Atena ini einen RER ne ei 500 uV m In eiii iii 25 dB Signal to Noise A EHER BIENEN nn
27. rols may result in damage and will often require extensive work by a qualified technician to restore the product to normal operation If the product has been dropped or damaged in any way 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 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 Non use Periods Unplug the cassette desk s power cord when you will not use it for extended periods CONTENTS NN 5 Positioning Spe keis 2 n ar dr ae i 5 Connecting Speakers SL bo eee GEL isses sow tail irte ed AeA Stet 5 Preparing the Speaker vtr ie pte aiii nein asien 5 Connecting Speakers to the A and Terminals 5 Connecting Program
28. s before you decide how much speaker wire you need Preparing 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 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 4 4 inch of insulation from the end of each conductor 4 Twist the end of each conductor to secure any loose wire strands Caution Twisting the end of each conductor helps prevent a short circuit because stray speaker wire strands do not touch other speaker terminals or any other receiver terminals Connecting Speakers to the A and B Terminals Note Be sure you connect the receiver s right and left positive and negative terminals to the speaker s corresponding right and left positive and negative terminals e Fully insert the speaker wires to ensure a good connection Leave extra wire at the back of the receiver so you do not disconnect the wires when you move the receiver Follow these steps to connect each speaker A right or left or B right or left 1 Press open the receiver s positive red lever for the speaker you want to connect and insert the
29. steps to automatically store stations in the other band Manually Storing a Station When the receiver automatically stores stations some of them might not be your favorites Or the 30 channel memory might have filled up before the receiver reached your favorite station at the high end of the frequency range Follow these steps to manually replace a station in memory 1 Press FM or AM on the front panel or on the remote control to select the desired band The receiver tunes to and displays the frequency last selected in that band 2 If CH appears on the right side of the display press MODE to change the receiver to manual tuning mode MANUAL briefly appears 3 Use either automatic or manual tuning to find the desired station 4 Press MEMORY MEMORY flashes on the display 5 While MEMORY flashes press TUNING UP or DOWN until the desired memory channel number appears 6 Press MEMORY again to store the station immediately Or wait about 5 seconds and the station is automatically stored in the selected channel Notes e 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 Tuning to a Station in Memory 1 Press FM or AM on the front panel or on the remote control to select the desired band The receiver tunes to and displays the frequency last selected i
Download Pdf Manuals
Related Search