Optimus 13-1279, Owner'S Manual

Page 1: ...el Amplifier Dual Hi Speed Dubbing Cassette Deck 2 Way Speaker System Electronic Volume Control Clock On Off Timer and Remote Control Cat No 13 1279 OWNER S MANUAL Mini Stereo Component System Please read before using this equipment SYSTEM 734 R 13 1279 fm Page 1 Wednesday July 14 1999 4 50 PM ...

Page 2: ...t in either direction Direct Selection Play lets you se lect and play any track from the loaded CDs Programmable Play lets you pro gram and play up to 32 tracks in any order Random Play lets you set the Sys tem 734 to automatically play the tracks on all CDs in random order Repeat Play lets you automatically repeat a single track all tracks on a CD or a programmed sequence of tracks 3 and 5 Inch C...

Page 3: ...n itself on and off at preset times Auxiliary Input Jacks let you con nect an additional audio source such as a TV VCR turntable or an external CD changer or cassette deck to your system Note The remote control requires two AA batteries not supplied for power Warning This CD changer employs a laser light beam Only a qualified ser vice person should remove the cover or attempt to service this devic...

Page 4: ...anger have this mark on them Note Most material on compact discs and prerecorded tapes is copyrighted Unauthorized duplication of copyright ed material is a violation of the copy right laws of most countries and such duplication may result in fines and or imprisonment Note however that in the United States it is not a violation of U S copyright laws for a consumer to use an audio recording device ...

Page 5: ...e Preset Equalizer Settings 12 Setting The On Off Timer 13 Radio Operation 15 Listening to the Radio 15 Using Memory Tuning 16 Storing a Station in Memory 16 Recalling a Stored Station 17 CD Changer Operation 18 Loading and Playing a CD 18 Loading Unloading CDs during Play 20 Special CD Changer Features 20 Automatic Search Music System ASMS 20 Audible Search 21 Random Play 21 INTRO Scanning 22 Rep...

Page 6: ...2 Erasing a Cassette Tape 32 Preventing Accidental Erasure 32 Restoring Tape Tension and Sound Quality 33 Using an Additional Audio Source 34 Listening to an Additional Audio Source 34 Recording from an Additional Audio Source 34 Troubleshooting 36 Care and Maintenance 37 The FCC Wants You to Know 38 Cleaning the Tape Handling Parts 38 Specifications 39 13 1279 fm Page 6 Wednesday July 14 1999 4 5...

Page 7: ...system and speakers never let the speaker wire s bare ends touch each other 2 Repeat Step 1 to connect the left speaker s wires to the terminal tabs marked SPEAKERS L CONNECTING THE ANTENNAS To connect the supplied AM and FM antennas press open the pair of termi nal tabs marked AM or FM 75W then insert the stripped end of the AM or FM antenna s wires into the terminals Re lease the tabs to close t...

Page 8: ...wider than the other If you have diffi culty inserting the plug into the outlet do not force it Turn the plug over and try again SETTING THE CURRENT TIME 1 Press and hold CLOCK for about 2 seconds The hour digit s flash 2 To increase or decrease the hour setting within 5 seconds press TUNING UP or DOWN or PRESET TUNING s or t on the remote con trol Notes To rapidly increase or decrease the hour se...

Page 9: ...r interrupted then restored the last known time flashes on the display If this happens reset the time The time appears constantly while the System 734 is turned off To display the time at any time while the system is turned on simply press CLOCK The current time briefly appears INSTALLING BATTERIES IN THE REMOTE CONTROL The remote control requires two AA batteries not supplied for power For the be...

Page 10: ...734 Your local Radio Shack store sells a wide selection of stereo headphones To connect headphones plug the headphone s 1 4 inch plug into the PHONES jack on the front of the Sys tem 734 Note Connecting headphones auto matically disconnects the System 734 s speakers Listening Safely To protect your hearing follow these guidelines when you use headphones Set the volume to the lowest set ting before...

Page 11: ... the remote control or the sensor on the main system to di rect sunlight or strong lights such as a spotlight will reduce its operating dis tance and can make it inoperative TURNING ON OFF THE SYSTEM Press POWER to turn on the System 734 All of the system s display charac ters appear from left to right then the last selected settings appear To turn off the system press POWER again All of the syste...

Page 12: ...o return to normal bass sound press it again so the button clicks and pops out Changing the Preset Equalizer Settings You can adjust the balance of the Sys tem 734 s sound frequencies using one of its three preset equalizer sound balance settings These settings are designed to give you the best sound for rock pop or classical musical se lections Each time you turn it on the System 734 automaticall...

Page 13: ...ing before you finish setting them start again from Step 1 1 Press and hold TIMER SET on the remote control until ON and the last set on time appear on the dis play The hour digits flash 2 To increase or decrease the on time hour setting within 5 sec onds press TUNING UP or DOWN or PRESET TUNING s or t on the remote control 3 Press TIMER SET again The minute digits flash 4 To increase or decrease ...

Page 14: ...k symbol appears or disappears 11 Select the desired radio station or CD you want the System 734 to play when it turns itself on see Radio Operation or CD Changer Operation Note If you selected a cassette tape be sure to press PLAY and PAUSE on the appropriate deck TAPE 1 or 2 see Cassette Deck Operation 12 Select the desired E BASS and equalizer settings 13 Press POWER to turn off the Sys tem 734...

Page 15: ...cy number changes on the display To rapidly scan for a station press and hold TUNING UP or DOWN or PRESET TUNING s or t on the remote control until AUTO appears on the display about 2 seconds When you release it the tuner automatically stops at the next strong station Notes If P followed by a number appears on the display the sys tem tunes in only preset mem ory stations see Using Memory Tuning To...

Page 16: ...AM or FM 2 Press MEMORY MEMORY and P 01 memory position 01 flash on the display Note The first time you press MEMORY after connecting power the System 734 automatically selects memory position 01 Each time you press it after that it selects the next available position To select the next higher or lower memory position after you press MEMORY press TUNING UP or DOWN or PRESET TUNING s or t on the re...

Page 17: ... band 2 If P followed by a number does not appear on the display press PRESET P appears on the dis play along with the last selected preset station 3 Repeatedly press TUNING UP or DOWN or PRESET TUNING s or t on the remote control until the desired station appears on the display Note To tune in stations that are not stored in memory press PRESET so P disappears from the display then tune in the de...

Page 18: ...ns Caution Do not try to force the CD drawer open or closed You might damage its loading mecha nism 3 Carefully place a CD in slot num ber 1 with the label facing up 4 To load a CD in each of the other slots 2 and 3 repeatedly press DISC SKIP to rotate the CD tray until the desired slot appears 5 Press OPEN CLOSE The CD changer drawer closes dISC 1 and 1 0 00 appear then the total number of tracks...

Page 19: ...current track s remaining play time during play press DISPLAY on the remote control once Press it again to display the entire CD s remain ing play time Press it a third time to return to the elapsed play time The System 734 displays the selected CD s total playing time and number of tracks at all times before and after play To briefly display this information during play press TIME on the remote c...

Page 20: ...awer SPECIAL CD CHANGER FEATURES Automatic Search Music System ASMS The automatic search music system lets you skip forward or backward through the tracks on all loaded CDs To skip to the beginning of the next track during play press and release SKIP SEARCH To return to the beginning of the current track during play press and release SKIP SEARCH To skip forward or backward through additional track...

Page 21: ...begins to play and its elapsed play time appears Note To skip to another randomly selected track press and release SEARCH or 2 To briefly stop random play press PLAY PAUSE appears on the display To resume play press PLAY PAUSE again disap pears 3 The System 734 continuously plays tracks randomly To stop the CD changer at any time during random play press STOP RAN DOM and the CD s elapsed play time...

Page 22: ...he beginning of the current track Repeat Play The System 734 lets you continuously repeat a single track all tracks on a loaded CD or a programmed se quence of tracks see Programmed Play To continuously repeat a single track press REPEAT once before or during play so REPEAT1 appears on the dis play To continuously repeat all tracks on the selected CD press REPEAT twice before or during play so REP...

Page 23: ...Sequence 1 With at least one CD in the CD changer and no CD playing press PROGRAM PROGRAM and P 01 memory position number 01 appear on the display 2 Press DISC SKIP so dISC and the desired CD number appear along with PROGRAM 3 Press SKIP SEARCH or to select the desired track Notes To skip forward or backward 10 tracks at a time press 10 then SKIP SEARCH or until the desired track number appears on...

Page 24: ...shes on the CD changer the first pro grammed track number and appear then the programmed track begins to play and its elapsed play time appears on the display Notes To briefly stop programmed play press PLAY PAUSE appears on the display To resume programmed play press PLAY PAUSE again disappears Pressing DISC SKIP has no effect during programmed play 7 Programmed play automatically stops at the en...

Page 25: ... position number of each stored track appears Note This review information stays on the display until you press PLAY PAUSE to play the sequence or until you erase the sequence see Erasing a Programmed Sequence Erasing a Programmed Sequence You can do any of the following to erase a programmed sequence Press STOP before or after pro grammed play Press OPEN CLOSE before dur ing or after programmed p...

Page 26: ... accurately reading the CD If the CD gets scratched use Scratch n Fix Radio Shack Cat No 42 127 to keep the CD from skipping during play Do not store CDs in high tempera ture high humidity locations If the System 734 is subjected to a sudden shock or jolt during play the CD s rotation speed might suddenly change and the music might be briefly interrupted This is not a malfunction Cautions To avoid...

Page 27: ...sily tangle in the cassette mechanism For low noise wide range recordings use normal bias tape Before you load a cassette tape for recording turn the cassette s hub with your finger or a pencil to take up any slack and move the tape past its leader Avoid touch ing the tape with your fingers Before recording be sure the cas sette tape s erase protection tabs are in place See Preventing Accidental E...

Page 28: ... or VOLUME s t on the remote control and select the desired E BASS and equalizer set tings 4 The System 734 automatically stops the tape when it reaches the end To stop the tape at any time during playback press STOP EJECT Consecutive Play You can set the System 734 to auto matically play one side of the cassette tape in TAPE 2 then play one side of the cassette in TAPE 1 1 Load the first cassette...

Page 29: ...audio source see Recording from an Additional Audio Source Caution Never try to force down RECORD after you remove an erase protection tab from a cassette tape see Preventing Accidental Erasure You might damage the recording mechanism Recording from a CD Follow these steps to record from a CD onto a cassette tape 1 Repeatedly press FUNCTION until appears next to CD on the dis play then load the CD...

Page 30: ...the desired E BASS and equalizer settings 6 The System 734 automatically stops the tape when it reaches the end To stop the tape at any time during recording press STOP EJECT on TAPE 1 To stop the CD during or after recording press STOP on the CD changer Note The System 734 automati cally stops the CD changer when it reaches the end of all loaded CDs or the programmed sequence If the tape is still...

Page 31: ...e tape in TAPE 2 during recording adjust VOLUME or VOLUME s t on the remote con trol and select the desired E BASS and equalizer settings Note If you use HIGH SPEED dur ing recording you hear the sound at one and a half times the normal speed 8 To briefly stop the tape in either deck while recording press PAUSE on that deck The button locks and the tape stops Press PAUSE again to resume recording ...

Page 32: ... again to resume recording 5 To listen to the radio during recording adjust VOLUME or VOLUME s t on the remote control and select the desired E BASS and equalizer settings 6 The System 734 automatically stops the tape when it reaches the end To stop the tape at any time during recording press STOP EJECT on TAPE 1 RECORD and PLAY release and recording stops To set your System 734 to automati cally ...

Page 33: ...ak off a tab and decide later that you want to record on that side of the tape carefully cover that side s tab hole with a piece of adhesive tape Caution Removing the erase protec tion tab does not prevent a bulk eraser from erasing a cassette tape Restoring Tape Tension and Sound Quality After you play a cassette tape several times the tape might become tightly wound on the reels This can cause p...

Page 34: ...olume control if any to the desired level RECORDING FROM AN ADDITIONAL AUDIO SOURCE Follow these steps to record onto a cassette tape from an additional audio source 1 Set VOLUME or press VOLUME t on the remote control to its lowest setting and be sure that the audio source s volume control if any is also set to its lowest level 2 Repeatedly press FUNCTION until appears next to AUX on the display ...

Page 35: ...ume recording 9 The System 734 automatically stops the tape when it reaches the end To stop the tape at any time during recording press STOP EJECT on TAPE 1 RECORD and PLAY release and recording stops 10 Stop play on the additional audio source as instructed in its owner s manual 13 1279 fm Page 35 Wednesday July 14 1999 4 50 PM ...

Page 36: ...nal audio source Start the external audio source CD Changer does not work CD loaded upside down Load CD correctly Sound from CD skips CD is dirty or dam aged Clean CD and reload it or try a new CD Poor sound quality during cassette tape playback Cassette tape heads capstands or pinch rollers are dirty Clean cassette decks see Cleaning the Tape Handling Parts Record does not work Erase protection t...

Page 37: ...734 only in normal temperature environ ments Temperature extremes can shorten the life of electronic de vices damage batteries and distort or melt plastic parts Keep the System 734 away from dust and dirt which can cause pre mature wear of parts Wipe the System 734 with a damp cloth occasionally to keep it look ing new Do not use harsh chemicals cleaning solvents or strong de tergents to clean the...

Page 38: ...ielded interface ca bles with this stereo system CLEANING THE TAPE HANDLING PARTS Dirt dust or particles of the tape s coat ing can accumulate on the tape heads and other parts that the tape touches This can greatly reduce the perfor mance of the cassette player Use the following cleaning procedure for each deck after every 20 hours of tape play er operation 1 Disconnect power 2 Open the cassette ...

Page 39: ... Error Correction Cross Interleave Reed Solomon Code Number of Channels 2 AMPLIFIER Audio output power 15 Watts Channel minimum RMS power Output at no more than 1 0 total harmonic distortion into 6 ohms over the audio spectrum 65 to 15 000 Hz Frequency Response 35 20000 Hz Input Sensitivity 400 mV Signal to Noise Ratio A WTD 72 dB Harmonic Distortion 0 06 8 W 1 kHz 6 ohms TUNER FM Frequency Range ...

Page 40: ...c Distortion 0 8 Antenna Loop Antenna DUAL CASSETTE DECK Speed Accuracy 3 5 Tape Speed Normal 17 8 ips 4 75 cm s Frequency Response 50 12000 Hz Distortion 1 5 Crosstalk at 1 kHz 60 dB Track Format 4 Tracks 2 Channels Recording System AC Bias Erasure System Magnet Erase Ratio at 400 Hz 65 dB Motor DC Servo SPEAKERS Impedance 6 Ω Woofer 51 4 Inches 130 mm diameter Cone Tweeter 21 4 Inches 60 mm diam...

Page 41: ... V AC 60 Hz Power Consumption Total 75 W Dimensions Main Unit HWD 123 8 105 8 13 Inches 315 270 330 mm Weight Main Unit 22 lbs 1 oz 10 kg Accessories FM Antenna AM Loop Antenna Remote Control Specifications are typical individual units might vary Specifications and design are subject to change and improvement without notice 13 1279 fm Page 41 Wednesday July 14 1999 4 50 PM ...

Page 42: ...42 NOTES 13 1279 fm Page 42 Wednesday July 14 1999 4 50 PM ...

Page 43: ...43 13 1279 fm Page 43 Wednesday July 14 1999 4 50 PM ...

Page 44: ...e Warranty does not cover transportation costs Nor does it cover a product subjected to misuse or accidental damage EXCEPT AS PROVIDED HEREIN RADIO SHACK MAKES NO EXPRESS WARRANTIES AND ANY IMPLIED WARRANTIES ARE LIM ITED IN DURATION TO THE DURATION OF THE WRITTEN LIMITED WARRANTIES CONTAINED HEREIN Some states do not permit limita tion or exclusion of implied warranties therefore the aforesaid li...