Optimus SYSTEM 734 manual

with 3-Disc A utomati c CD Cha nger AM /FM St er eo 3 Prese t Equali zer C ontrol s 15-W atts Per Chann el Ampli fier Dua l Hi-Speed Du bbing Ca ssette De ck 2-Way S peaker System Electronic Volu m e Control Clock On/Off T imer and Re mote C ontrol Cat. No. 13-1279 OWNER’S MAN UAL Mini Ste reo Compone nt Syst em Plea se read bef ore using th is e[...]

2 FEA TURES © 19 95 T an dy C orp or at ion . All Righ ts Res erv ed . R adio S hac k an d Opt imu s are reg istere d tra dema rks use d by T andy Co rpor ation . Your Optim us System 734 Min i Stereo Component System of fers, in one at - tractive package, all of the versatile features that you need for excellent stereo sound and entertainment. Th[...]

3 Soft Cassette Tape Eject — slow ly opens the cassette c ompartment do or when you press th e eject button, so the tape d oes no t pop out. OTHER SPECIAL F EATURES Dig ital S ynth esi zed Tu ning — el im i- nates tuning drift by locking the tun er on the selected frequenc y. M emor y Tu ni ng — lets you store and easily recall up to 32 of yo[...]

4 Read this manua l carefully. It will help you get the most enjoym ent from your System 734. For your records, we urge you to record the serial numbe r of your Sys- tem 734 in the space below. The serial number is located on the back of t he syste m. Serial Number _______ _______ ____ Note: CDs that can be played on this changer have this mark on [...]

5 T ABL E OF CO N TENTS Prep arati on ..... .. ..... .. ... ..... .. ..... .. .. ..... .. ..... ... .... ... .. ..... .. ..... .. ... .... ... .... ... ..... .. .. ..... .. ... 7 Connecting the Speak ers ............. ........................ ..................... .. ............... ..... 7 Connecting the Antenna s . ...............................[...]

6 Cassette Deck Operati on . ................................................ .. ............................... 27 Loading a T ape ................................... .. .................................... .. ................... 27 Pla ying a T ape ... ..... .. ... ..... .. ..... .. ..... .. .. ..... ... .... ... .. ..... .. ..... .. ..... .. ...[...]

7 PREP ARA TION Imp o rt an t: • Complete all connections to the System 734 before you connect it to power . • Be sure t o follow all of the in stall a- tion instructions described in the enclosed “Safety Instructions.” CONNECTING THE SPEAKERS 1. Press open t he pair o f terminal tabs marked SPEAKERS/ + R – on the back of the main System [...]

8 Notes: • See “Using an Additiona l Audio Source” to operate a n e xternal audio sourc e w it h the Sys tem 734. • If you connect a turntab le to the System 734, the turnta ble must have a built-in equalizer amplifier . CONNECTING POWER To connec t power after makin g all oth- er connections, plug your syst em’s AC cord into a standard A[...]

9 • If the hour digit sto ps flashing before you fini sh setting the hour , st a rt again from Step 1. 3. Press CLOCK . The minute di gits flash. 4. T o increa se or d ecrease the min- ut es s e tt in g , pr es s TUNING DOWN or UP , or PRESET/T UNING s or t on t h e r e mo t e co nt r o l . Notes: • T o rapidly in crease or de crease the minut [...]

10 2. Insert the b atteries into the com - partment as indicate d by the polarity symb ols (+ and –) ma rked insid e. 3. Replace the cover . Notes: • If you will not be u s ing t he remote control for a month or m ore, remove t he bat teri es. • Y ou c an us e the remot e control up to a distance of about 20 feet ( 6 meters), from an angle of[...]

11 BASIC O PERA TION Imp o rt an t: To prevent hearing dam - age, set the volume t o its mini mum lev- el before turnin g on the syst em ( see “Setting the Sound”). USING THE REMOT E CONTROL The remote cont rol communicates wit h your system through a rem ote sensor located on the left of th e s yst em’s dis- play. To use the rem ote control,[...]

12 Each time you increas e or decrea se th e volume, the curre nt volume se tting, measured in decibel s (dB), appears on the display. You can adjust the volume anywhere from –68 dB (low) t o 0 dB (high). Imp o rt an t: To prevent hearing dam - age, set the volume t o its mini mum lev- el before playing the radio, a CD or cassette tape, o r an ex[...]

13 SETTI NG T HE ON/OFF TI MER You can set the Sy stem 734 to auto- matically turn i tself on, play the last se- lected radio station, CD, or cassette tape, then turn itself off again. Notes : • T o rapidly increase the hour or minutes settings when setting the on/off tim e s, simply press and hold TUNING UP or DOW N , or PRE- SET/TUNI NG s or t [...]

14 6. T o inc rease or dec r e ase the off- time hour set ting, within 5 sec - onds press TUNING UP or DOWN , or PRESET/TUNI NG s or t on t h e remote control. 7. Press T IMER SET agai n. The minute di gits flash. 8. T o inc rease or dec r e ase the off- time minutes setting, within 5 sec- onds press TUNING UP or DOWN , or PRESET/TUNI NG s or t on [...]

15 RADIO OPERA TION LI ST EN ING TO TH E RADIO 1. Repeatedly press FUNCTION until appears next to TUNE R on the display . 2. Repeatedly press BAND to select AM or FM. As you press it, AM or FM and the last selected station appear on the display . 3. Repeatedl y press TUNI NG UP or DOWN , or PRESET/TUNING s or t on the remote control, to tune to the[...]

16 • T o improve recept ion for weak FM stereo stations, press FM MONO. so MONO (m onaural) appears on the d isplay . The sound is no longer i n st ereo, but re c ep t io n s hou l d i mpr ov e. T o return to stereo sound, pres s FM MONO. • For the best FM reception, fully extend the FM antenna. • For the best AM rec eption, turn the AM anten[...]

17 Notes: • Y ou c annot cl ear a station fr om memory , but y ou can s tore a new one in its pl a ce. • When power is disconnec ted or interrupted for 24 hours or more, the System 73 4 loses all of its me mo ry s ett ing s . Recallin g a Stor ed Station 1. Press BAND t o select the desired band. 2. If P- followed by a num ber does not appear o[...]

18 CD CHANGER OPE RA T ION The Syst em 734 l ets you load up to three CDs at once and gives you many options to control the order i n which the CDs play. LOADING AND PLA YING A CD 1. Repeatedly press FUNCTION until appears n ex t to CD on the dis- play . dI SC appears. 2. Press OPEN/CLOSE . OPEN ap- pears on the display , then t he CD changer drawe[...]

19 T o play a dif ferent CD, repeatedly press DISC SKIP until t he desired disc number appears on the dis- play . The select ed dIS C num ber flashes on the CD changer , 1 (the track number) and appear , then the CD beg ins to play and its elapsed play t ime appears on the display . Notes: • T o skip over , search, or rep eat tr acks, se e “Spe[...]

20 T o stop the CD chan ger at any time during play , press STOP . Th e selected CD’s total number of tracks and p laying time ap pear . Loading /Unloading CDs During Play The System 734’s rotating 3-disc CD changer lets you load a nd unload up to two CDs while a third CD is playing. 1. During play , press OP E N/ CL O SE . The CD changer drawe[...]

21 Au dible Sear ch To searc h forward or backw ard during play, press and ho ld down SKIP/ SEARCH >> or << . T he CD rapidly advances, and you hear the tracks at a high speed and low vol ume. Relea se SKIP/SEARCH >> or << to resum e normal play. Ra nd om Pla y The System 734 lets you set the CD changer to p lay the trac ks [...]

22 INTRO S canning The IN TRO (in troduction) scanning feature lets you review t he first 10 sec- onds of each track o n all loaded CDs. To use the IN TRO sca nning feature, simpl y pr ess I NTRO SCAN . IN TR O ap - pears on the d isplay, and the CD changer p lays the first 10 seconds of each track on all loaded CDs, begi n- ning with the firs t tr[...]

23 Cue To select a track before you begin play or after press ing PL A Y/P AUSE to pause the current CD, press SKIP/SEARCH >> or << until the de sired track num - ber appears on the displ ay. Then press PLA Y/P AUSE to pla y th e tra ck. PROGRAMM ED PLA Y You can program the CD changer to play up to 32 tracks in any orde r you choose, a[...]

24 4. T o store t he s elected trac k, press PROGRAM again. The m emory position number auto matically increases by 1 t o indicate it is ready to st ore the next track. For example, after you pres s PRO- GRAM to store the trac k in P-01 , P-02 au tomatically appears. 5. Repeat Steps 2-4 to store up to 32 tr acks. Note: If you t ry to st ore mor e t[...]

25 • T o resume regular or random play after s toring a program med sequence, you mus t f i rst erase t he programme d sequenc e (see “Eras- ing a Programmed S equence”). Rev iewi ng a P rog ramm ed Seq uence To review a programm ed seq uence, while play is stopped, repeat edly press PROGRAM . As you press it, the dI SC and track nu mbe r, a [...]

26 CD AND CD CHANG ER CARE TIPS Although a CD is very durabl e, you should handle it wit h care. We recom- mend the following precautions. • Keep the CD in its protective case or sleeve when y ou are not play- ing it. • Keep the CD clean. Y our local Radio Shack store sells a suitable CD cleaner kit. • Keep the CD dry . A drop of mois- ture c[...]

27 CASSETTE DECK OPERA TION The Syste m 734 has a dual cass ette deck system whi ch lets you automati- cally play one side o f two cass ette t a pes c o ns ec ut i ve ly , re c or d f ro m t h e CD changer, record one c asset te tape onto another, and more. Notes: • The remote c ontrol does not oper- ate the System 734 ’ s casset te deck. • T[...]

28 2. Press PLA Y . The t ape begi ns to play . Notes: • T o briefly stop the tape during playback, p ress P AUSE . T he button locks and the tape stops. Pr ess P AUSE agai n to continue playback. • T o rapi dl y fast-forward or rewind a cas sette tape in either deck while the tape is s topped, press FA S T - F (fast-forward) or REWIND . The bu[...]

29 When th e t ape i n T APE 2 reaches the end, the tape in T APE 1 auto - matically be gins to play . Note: T o briefly stop the tape in either deck d uring playback , press P AUSE o n the des ired deck . The button locks and the tape stops. Pr ess PA U S E a gain to continue playback. 4. At the end of the tape in T APE 1, th e system automati cal[...]

30 4. Press RECORD on T A PE 1 a n d PLA Y/P AUSE on the CD changer at the same time to begi n record- ing. disap pears, appears along with the CD’s elapsed pl ay ti me, PLA Y locks dow n alo n g with RECORD , and t he tape begins recording. Notes: • Y ou cannot chang e the function while RECORD is pressed down • T o briefly stop the tape whi[...]

31 4. Press RECORD , then P AUSE on T APE 1. PLA Y automatically locks down. 5. T o record at one and a half t imes the normal spe ed, press HIGH SPEED . HI-DU BB appears on the display . T o set it back to normal speed, press HIGH SPEED aga in. HI-D UB B disappears. 6. Within 5 sec onds, press PLA Y on T AP E 2. Th e tape in T APE 2 begins to play[...]

32 Re cord i ng fr om th e R adi o The S ystem 734 l ets you record ont o a cassette tape from any AM or FM radio station. You can also set it to au tomat- ically turn on at a preset ti me an d begin recording fro m the radi o. 1. Press BAND t o s e l e c t A M o r F M , then tune to the desired station. 2. Load a bl an k c assette tape, or one you[...]

33 T APE TIPS Era sing a C assett e T ape To record o ver a cassette tape, simply record over the previ ous recording. To erase the ent ire cassette tape, se lect a function with no au dio (such as CD wi th no CD playing) and let the tape record to the end. Note: Th e tape you are recording over must be a normal bias-type tape. To quickly erase a t[...]

34 USING AN ADDITIONAL AUDIO SOURCE If you connected a n add it i onal audio source, such as a TV, VCR, t urnta ble, or an external CD chang er or cassette deck (see “Connecting an Ad ditional Audio Source”), you can use your Sy s- tem 734 to l isten to or record from that source. LI ST EN ING TO AN ADDITION AL AUDIO SOURCE 1. Set VOLUME , or p[...]

35 8. T o briefly stop the tape while recording, press P AUSE on T AP E 1. The but ton locks and the ta pe sto ps. Press P AUSE ag ain to resume recording. 9. The Syste m 734 automaticall y stops the tape whe n it reaches the end. T o stop t he tape at any t ime during recording, press STOP/ EJECT on T APE 1 . RE COR D and PLA Y release, and record[...]

36 TRO U BL ESHOOTI NG If your s yst em is not wo rking as i t sho uld, these s uggestions might help y ou elimi- nate the problem. If the system still does not operat e n orm ally, take it to your local Radio Shac k store for ass istance. Symptom Possibl e Cause Sugg estion Power does not turn on when POW ER is pressed Power problem. Check the AC [...]

37 CARE AND MA INTENANCE Your Op timus S ys tem 7 34 Mini Stereo Comp onent S ys tem is a n ex am ple of supe- rior design an d craft sman shi p. The follow in g sugg esti ons w ill he lp you c are for the System 734 so you can en joy it for years. Keep the System 734 dry . If it gets wet, wipe it dry immediately. Liq- uids contain minerals that ca[...]

38 THE F CC W A NTS YOU T O KNOW This ster eo system compli es with t he limits for a Class B digital device as specified in Part 15 of FCC Rules . These limits provide reasonabl e pro- tection against radio an d TV interfer- ence in a residential area. However, your st ereo syst em might ca use TV or radio interference even when it is op er- ating[...]

39 SPECI FICA T IONS CD CHANGER Frequency Respon se . . ............... ..................... .. ............ ..................... 20 – 20000 Hz Signal-to-Noise Ratio ............. ....... ....... .......... .. ....... ....... ..... ....... . 8 5 dB (1 kHz, 0 dB) Harmon ic Disto rtio n . ..... .. ... .... ... .... ... .. ..... .. ..... .. ... ..[...]

40 Dist ortion: Mo no ..... .. .. ... .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .. .. ... .. . 0.3%, 1 kHz Ste r e o .. ... .. ..... .. ... .. .. ... .. .. ... .. ... .. .. ... .. .. ... .. .. ... .. ... .... ... .. .. ... .. .. ... .. ... .. .. ... .. . 0.5%, 1 kHz Alt ernat e Ch an[...]

41 Cabi net T ype .... ..... .. ..... .. ..... .. ... .... ... .... ... .. ..... .. ..... .. ..... .. ... ..... .. ..... .. .. ..... ... .... ... .2 -way W eight .... ... ..... .. .. ..... .. ..... ... .. ..... .. ..... .. .. ..... ... .... ... .... ... .. ..... .. ..... .. ... 6 lb s. 10 0z. (3 kg ) INFRARED REMO TE CONTROL Contr o l s ..... .. ..[...]

42 NOTES 13-1 27 9.fm Page 4 2 W e dn es day , July 1 4, 199 9 4:5 0 PM[...]

43 13-1 27 9.fm Page 4 3 W e dn es day , July 1 4, 199 9 4:5 0 PM[...]

RADIO S HACK A Divisi on of T an dy Corporation Fort Worth, T exa s 76102 7A5 Printed in China RADIO SHACK LIMITED W ARRANTY This pro duct is warra nte d a g ainst defects for 90 days f rom dat e of pur- chase f rom Radio Sh ack c ompany-owned st ores and a uthori zed Radi o Shack f ranchi sees and dea lers. W ithin this period , we will repa ir it[...]