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Optimus 731 - page 1
Cat. No. 13-1278 OWNER’S MAN UAL Micro Stereo Component Sy stem Plea se read before using this eq uipment. SYSTE M 731 with 7-Disc Elevator CD Chan g er 50-T rack Memor y and Random P lay AM/FM Stere o Tuner w ith 24 P resets Cassett e with CD S ynchro Dubbin g 5 1 / 4 - Inch Woo fers, Piezo Tweeters Extende d Bass 3 Preset Equalizer S ettin g s ...
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Optimus 731 - page 2
2 FEA TURES © 1995 T andy Co rpor a tion . All Rights Res erved. Ra dio Shac k a nd Opti mu s a re r egi ste red tra d ema r ks us ed by T andy Cor por ati on. Your Optim us Sy stem 731 Micro Ste- reo Compone nt System o ffers, in one attrac tive package, all of th e fea- tures you need for excellent stereo sound and entert ainment. The Sys- tem 7 ...
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Optimus 731 - page 3
3 OTHER SPECIAL FEAT UR ES Rem ote Control — lets you c ontrol most of the S yste m 731’s functions from a distance. Dual Backl it LCD Displays — cl ear - ly di splays your sy stem’s indicat ors for e asy viewin g in al most a ny light- ing con dition. Thre e Pres et G raphic E qualizer Settings — provide you with c om- mon soun d setting ...
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Optimus 731 - page 4
4 CDs that c an be played on this changer have this mark on them: Note : M ost material on c ompact discs and prerecorded tapes i s copy- righted. Unauthorized dupli cation of copyrighted m aterial is a v iolation of the copyright laws o f most countries and such d uplication may result in fines and/or imprisonm ent. Note, however, that i n t he Un ...
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Optimus 731 - page 5
5 T ABLE OF CONTENTS Prepa ratio n ... ... .... ..... ... .... ..... .. ..... ..... .. ..... ..... .. ..... .... ... ..... .... ... .... ..... ..... .. ..... ... 7 Connec ting the Speakers ............................................... .. ......................... 7 Speak er Pla cement ... ..... .... ... ..... .... ... .... ..... .. ..... ..... .. ...
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6 Cassette Deck Operati on .......................................... .. ................................ 24 Loading a T ape . .............................................. .. ....................................... 24 Pla ying a T ape ... ..... .. ..... ..... .. ..... ..... .. ..... ..... .. ..... .... ... .... ..... ..... .. ..... ..... .. ... 2 ...
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Optimus 731 - page 7
7 PREP ARA TION Importa nt : Complete all other con- nection s t o the System 731 before you connect it to power. CONNECT ING THE SPEAKERS 1. Press open the pair of terminal tabs ma rked R/SPEAKER + / – on the back of the main Sy stem 731, then insert the rig ht spea ker ’ s red wire i nto the red (+) terminal and its black wire into the black ...
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Optimus 731 - page 8
8 Note : Y ou can u se the se t of screw caps m arked FM ANTENNA / 75 Ω to connect a 75 Ω FM antenna (not sup- plied) to y our System 7 31. CONNECTING AN ADDITION AL A UDIO SOURCE To connec t an add itional audi o source to your System 731, such as a TV, VCR, CD changer or cassette deck, plug the a udio source’s l eft and right line level aud ...
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Optimus 731 - page 9
9 2. W ithin 5 seco nds, press TUNING –/HR to chang e t he hour setting or TUNING + /MI N to c h ange t he m in u te s e tt i n g . Notes : • W hen c hanging the hour, be sure to set it the correct AM or PM hour . • T o rapidly advance the hour or minu te setting, press and hold TUNING –/HR or TUNING +/MIN . •I f TIME di sappears befo re ...
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Optimus 731 - page 10
10 Notes : • If yo u w ill not be us ing th e remote co ntrol for a month or more, remo ve the bat teri es. • Y ou ca n use the r e mote cont rol up to a dist ance of ab out 20 feet (6 meters) in front o f the S ystem 731. If it does not operate prop- erly within this distance, replace the b a tt e ri es . Warning : Always dispose of old bat- t ...
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Optimus 731 - page 11
11 BA S IC O PE R A T IO N USIN G TH E DEMONSTRA TION FEA TURE To showc ase the feat ures of y our System 731 and i ts dual di splay, press and hol d DISPLA Y/DEMO fo r about 2 seconds. The system repeat- edly runs a preset program on bo th displays. Press DISPLA Y/DEMO aga in to stop the dem onstration . USIN G TH E REMO TE CONTR OL The remo te co ...
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Optimus 731 - page 12
12 SETTI NG THE SOUND Adjust ing the V olume To i ncrease th e system’ s volume, press VOLUM E + . To dec rease the volu me, p re ss VOLUME – . Imp ort an t : To prev ent h earing dam - age, set t he volume to its lowest le vel before play ing the radio , a CD, a c as- sette tape, or an additional audio source. Note : T o turn of f the sound t ...
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Optimus 731 - page 13
13 Changin g the Preset Graphic E qualizer S ettings The Syste m 731 has three pres et graphic equal izer setting s to let you vary the bal ance of sound produced over these f ive sound frequencies — 70 H z , 300 Hz , 1 KHz, 3.5 KH z , and 10 KHz. These settings are de signed to g ive you the best s ound f or rock, pop, and classical m usic. Each ...
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Optimus 731 - page 14
14 RADIO OPERA TI ON LI ST EN IN G TO T H E RADIO 1. Repeatedly press TUNER to select the desired band. Select AM f or AM s tations, or FM 1 or FM2 fo r F M stations. As you press it, AM , FM1 or FM2 an d the la st selected station i n that band appear on the display . Note : Y ou can t une to an y FM station when either FM1 or FM 2 is selected, an ...
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Optimus 731 - page 15
15 • T o improve reception for weak FM st ereo stations, press MODE so MO NO (monaural) appears o n the display . The soun d is no longer in ste reo, but reception should im prove. T o return to stereo sound, press MODE again. • For the bes t FM recep tion, fully extend the FM antenna. • The A M an tenn a is built-in. T o improve A M receptio ...
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Optimus 731 - page 16
16 4. Within 3 seconds , press a num- ber (1-8) on the r e mote cont rol for the mem ory l ocation where you want t o store the stat ion. MEMO RY disappea rs, and P (program), the sele cted memory number , and ST ATIO N app ear on the di splay . For ex ample, if you sel ect memory n umb er 8, P8 S TA TIO N appe ars. Note : If MEM ORY disap pears be ...
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Optimus 731 - page 17
17 CD CHANGER OPERA TIO N The S ystem 731 lets you load up to seven CDs at once and gives you many opt ions to control the wa y it plays them . Note : You can play a 3-inch CD in your System 731, but you must load it in CD tray position 1 (see “Loading and P laying a CD”). LOADI NG AND PLA YING A CD 1. Press CD . CD , the last selected CD numbe ...
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Optimus 731 - page 18
18 6. T o play the la st loaded CD, press PLA Y , or CD on th e remote control. T o play a different CD, press the desired DISC NUMBER , or press DISC then t he disc nu mber on the re mot e c on t ro l, to se le ct th e CD. Then press PLA Y , or press CD on the rem ote c on- trol to b egin play . appears, t hen the selected CD begins t o play , a n ...
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Optimus 731 - page 19
19 SPECIAL CD CHANG ER FEA TURES Autom atic Sea rch Mu sic System (ASMS ) The automati c search musi c system lets you skip forward or bac kward through the t racks on all loaded CDs. • T o ret u rn to the beginning of the current trac k during pl ay , p ress and re lease SKIP << , or CD << on the remote cont rol. • T o skip to t he ...
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Optimus 731 - page 20
20 Notes : • T o skip to the next randomly selected t rack, press RAN- DOM again . • Y ou c an se arch forward or backward on the current CD or repeat al l tracks during ran- dom pl ay . 2. T o briefly stop random play , press P AUSE on the main system. app ears on the dis- play . T o resum e play , press PLA Y , or CD on th e remote control. d ...
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Optimus 731 - page 21
21 PROGRAMMED PLA Y You can program the CD changer to play up t o 50 t racks i n any order y ou choo se, and you can program the same CD and/or track to play more than once. S tori n g/Pl a y i ng a Prog ra mm e d Seq u e nc e 1. W it h at least one CD i n the CD chan ger and no CD playing, select a CD by pressing th e c o r- respon ding DISC NUM B ...
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Optimus 731 - page 22
22 Note : T o briefly s top pro- grammed play , press P AUSE on the main system. ap pears on the di splay . T o resume pro- grammed play , press PLA Y , or CD on the remote control. disappears . 6. Programmed p lay aut omatically stops at t he end of the last pro- grammed track. T o stop t he CD changer at any time duri ng pro- grammed play , pr es ...
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Optimus 731 - page 23
23 Notes : • I f you rem ove a CD, the CD chan ger autom atically skips that disc’s tracks in t h e sequ ence. • W hen p ower is disconnected or interrupted for 50 hours or more, any programm ed sequen ce is entirely erased. CD AND CD CHANGER CARE TIPS Although a C D is v ery durable, you shou ld handle it with care. W e rec- omm end the foll ...
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Optimus 731 - page 24
24 CASSETTE DECK OPERA TION The S ystem 731 ’s cass ette dec k lets you play your favorite cas sette ta pes or record from the CD cha nger or ra- dio. If you connected an additiona l audio source, you can also record from it (see “Recording from a n Addi- tional Audio Source”). Notes : • The rem ote cont rol does not operate the S ystem 731 ...
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Optimus 731 - page 25
25 PLA Y ING A T APE 1. Press TA P E . TAP E appe ars on the displa y . 2. Press PLA Y . T he tape begins to play . Note : T o briefly stop the tape during playba ck, press P AUSE . The but ton locks and the tape stops. Press P AUSE again to continu e play back. 3. A djust VOLUME, and select t he desired X-BASS and graphic equalizer set tings. 4. T ...
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Optimus 731 - page 26
26 RECORDING A CASSETTE T A PE The System 731 lets you record onto a cassette tape from the CD changer or the radio. Note : You can also record from an additional audio s ource (see “Re- cording from a n Additional Audi o Source”). Cautio n : Never try to f o r ce down RECORD af ter you remove an eras e- protection t ab from a casset te tape (s ...
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Optimus 731 - page 27
27 T o briefly stop the CD wh ile recording, press P AUSE on the m ain sy stem. appears on the d isplay . T o resume p lay , press PLA Y , or pr ess CD on t he re mote control. dis- appears . 6. T o listen to the CD during recording, adjust VOLUME, and select the desired X-BASS and graphic e qualizer settings. 7. The System 731 au tomatically stops ...
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Optimus 731 - page 28
28 6. The System 731 aut omatically stops the tape when it reaches the end. T o st op the tape at any time during recording, press STOP/ EJECT . RECORD and PLA Y release, a nd recording stops. To set your System 731 to automati- cally begin recording fr o m the radio at a preset time, first set and turn on the wake-up timer (see “Set ti n g a Wak ...
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Optimus 731 - page 29
29 USING AN ADDI TIONAL AUDIO SOURCE If yo u connected a n additional a udio source, such a s a T V, VCR, turnt a- ble, or a n ext ernal CD c hanger or casset te deck, you can us e your Sys- tem 731 to listen to or record from that sourc e. LIST ENING TO AN ADD ITIONAL AUDIO SOURCE 1. Adju st VOLUME , or VOLUME – on t he rem ote control, to i ts ...
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Optimus 731 - page 30
30 SPEC IAL FE A TURES SETTING A W AKE UP TI ME Like an alarm clock, you can set your system t o aut om atically t urn itself o n and play the la st selected radio sta- tion, CD, or cass ette tape . 1. Press DISPLA Y/DEMO th re e ti mes . TIME and t he last-set wake-up time appear , and WAKE -U P flashes on the dis- play . 2. Within 5 sec onds, pre ...
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Optimus 731 - page 31
31 Notes : • If you se lected a casset te ta p e, be s ure to releas e P AUSE after you turn off the sy stem. • T o turn of f the wake-up timer , repeat St eps 1 a nd 3. WA KE -U P flashes the n disappears from the display t o indicate that t he timer is turned off . • U ntil you t urn off the wak e-up timer , the System 731 automa ti- cally ...
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Optimus 731 - page 32
32 MAINTENANC E Your Optim us System 731 Micro Stereo Com ponent System is an examp le of su- perior design and cr a ftsmanship. The following suggestions will help y ou care for your System 731 so you can enjoy it for yea rs. Keep the System 731 d r y. If it g ets wet, wipe it dry immediately. Liquids migh t cont ain minerals that can corrode the ...
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Optimus 731 - page 33
33 CLEANING THE T APE- HAN DLING P ARTS Dirt, dust or particles of a cass ette tape’ s coating can ac cumulate on t he casset te deck’s tape hea ds and oth- er parts that the tape touches. This can g reatly reduce the performance of the cassette deck. Use the follow- ing cleani ng procedu re after every 20 hours of tape deck operation. 1. Be su ...
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Optimus 731 - page 34
34 SPECI FICA T IONS Cas sette Deck T ape Spee d .. ..... ..... .. ..... ..... .. ..... ..... .. ..... .... ..... ... .... ..... .. ..... ..... .. ..... ..... .. .... 1 7 / 8 ips W ow an d Flu tter ..... .. ..... ..... ..... .. ..... .... ... .... ..... ... .... ..... .. ..... ..... .. .... 0.15% WRMS Frequency Respon se (at -3 dB) .............. . ...
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Optimus 731 - page 35
35 Genera l Power Supply .............. ....... ....... ..... ....... ....... ....... ..... ....... ... 120V A C 60 Hz, 90 W T uning Range . ........................... ................... .............. ......... AM : 520 – 1710 k Hz FM: 87.5 – 107.9 MHz Speaker S ize .......................... .......................... ...................... ...
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Optimus 731 - page 36
RADIO S HACK A Divisi o n of T andy Corpor ation Fort Worth, T exa s 76102 7A5 Printed i n H ong Kong RADIO SHACK LIMITED W ARRANTY This pro duct is warra nted a g ainst defe cts for 90 days f rom date of pur- chase fr om Radio Sha ck com pany-owned stores and au thori zed Radi o Shack f ranchi sees and dealer s. Withi n thi s period, we wi ll r ep ...
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