Page 2 - FEATURES; CD CHANGER FEATURES
2 FEATURES © 1995 Tandy Corporation. All Rights Reserved. Radio Shack and Optimus are registered trademarks used by Tandy Corporation. Your Optimus System 731 Micro Ste-reo Component System offers, inone attractive package, all of the fea-tures you need for excellent stereosound and entertainment. T...
Page 3 - OTHER SPECIAL FEATURES
3 OTHER SPECIAL FEATURES Remote Control — lets you controlmost of the System 731’s functionsfrom a distance. Dual Backlit LCD Displays — clear-ly displays your system’s indicatorsfor easy viewing in almost any light-ing condition. Three Preset Graphic EqualizerSettings — provide you with com-mon sou...
Page 5 - TABLE OF CONTENTS
5 TABLE OF CONTENTS Preparation ..................................................................................................... 7 Connecting the Speakers .......................................................................... 7 Speaker Placement ................................................
Page 7 - PREPARATION; Speaker Placement
7 PREPARATION Important: Complete all other con-nections to the System 731 beforeyou connect it to power. CONNECTING THE SPEAKERS 1. Press open the pair of terminal tabs marked R/SPEAKER + / – on the back of the main System731, then insert the rightspeaker’s red wire into the red(+) terminal and its...
Page 8 - CONNECTING POWER; TIME
8 Note: You can use the set of screwcaps marked FM ANTENNA / 75 Ω to connect a 75 Ω FM antenna (not sup- plied) to your System 731. CONNECTING AN ADDITIONAL AUDIO SOURCE To connect an additional audiosource to your System 731, such asa TV, VCR, CD changer or cassettedeck, plug the audio source’s lef...
Page 10 - Listening Safely
10 Notes: • If you will not be using the remote control for a month ormore, remove the batteries. • You can use the remote control up to a distance of about 20 feet(6 meters) in front of the System731. If it does not operate prop-erly within this distance, replacethe batteries. Warning: Always dispo...
Page 11 - BASIC OPERATION
11 BASIC OPERATION USING THE DEMONSTRATION FEATURE To showcase the features of yourSystem 731 and its dual display,press and hold DISPLAY/DEMO for about 2 seconds. The system repeat-edly runs a preset program on bothdisplays. Press DISPLAY/DEMO again to stop the demonstration. USING THE REMOTE CONTR...
Page 12 - SETTING THE SOUND; Adjusting the Volume; Adjusting the Balance
12 SETTING THE SOUND Adjusting the Volume To increase the system’s volume,press VOLUME + . To decrease the volume, press VOLUME – . Important: To prevent hearing dam-age, set the volume to its lowest levelbefore playing the radio, a CD, a cas-sette tape, or an additional audiosource. Note: To turn o...
Page 13 - ROCK; LEVEL
13 Changing the Preset Graphic Equalizer Settings The System 731 has three presetgraphic equalizer settings to let youvary the balance of sound producedover these five sound frequencies —70 Hz, 300 Hz, 1 KHz, 3.5 KHz, and10 KHz. These settings are designedto give you the best sound for rock,pop, and...
Page 14 - RADIO OPERATION; AM
14 RADIO OPERATION LISTENING TO THE RADIO 1. Repeatedly press TUNER to select the desired band. Select AM for AM stations, or FM1 or FM2 for FM stations. As you press it, AM , FM1 or FM2 and the last selected station in thatband appear on the display. Note: You can tune to any FMstation when either ...
Page 15 - MONO; Storing a Station in Memory
15 • To improve reception for weak FM stereo stations, press MODE so MONO (monaural) appears on the display. Thesound is no longer in stereo,but reception should improve.To return to stereo sound,press MODE again. • For the best FM reception, fully extend the FM antenna. • The AM antenna is built-in...
Page 16 - Recalling a Stored Station
16 4. Within 3 seconds, press a num- ber (1-8) on the remote controlfor the memory location whereyou want to store the station. MEMORY disappears, and P (program), the selected memorynumber, and STATION appear on the display. For example, ifyou select memory number 8, P8 STATION appears. Note: If ME...
Page 17 - CD CHANGER OPERATION; CD
17 CD CHANGER OPERATION The System 731 lets you load up toseven CDs at once and gives youmany options to control the way itplays them. Note: You can play a 3-inch CD inyour System 731, but you must loadit in CD tray position 1 (see “Loadingand Playing a CD”). LOADING AND PLAYING A CD 1. Press CD . C...
Page 19 - RANDOM
19 SPECIAL CD CHANGER FEATURES Automatic Search Music System (ASMS) The automatic search music systemlets you skip forward or backwardthrough the tracks on all loaded CDs. • To return to the beginning of the current track during play, pressand release SKIP << , or CD << on the remote con...
Page 20 - Cue; REPEAT
20 Notes: • To skip to the next randomly selected track, press RAN- DOM again. • You can search forward or backward on the current CDor repeat all tracks during ran-dom play. 2. To briefly stop random play, press PAUSE on the main system. appears on the dis- play. To resume play, press PLAY , or CD ...
Page 21 - PROGRAMMED PLAY
21 PROGRAMMED PLAY You can program the CD changer toplay up to 50 tracks in any order youchoose, and you can program thesame CD and/or track to play morethan once. Storing/Playing a Programmed Sequence 1. With at least one CD in the CD changer and no CD playing,select a CD by pressing the cor-respon...
Page 22 - MEMORY
22 Note: To briefly stop pro-grammed play, press PAUSE on the main system. appears on the display. To resume pro-grammed play, press PLAY , or CD on the remote control. disappears. 6. Programmed play automatically stops at the end of the last pro-grammed track. To stop the CDchanger at any time duri...
Page 24 - CASSETTE DECK OPERATION; LOADING A TAPE
24 CASSETTE DECK OPERATION The System 731’s cassette deck letsyou play your favorite cassette tapesor record from the CD changer or ra-dio. If you connected an additionalaudio source, you can also recordfrom it (see “Recording from an Addi-tional Audio Source”). Notes: • The remote control does not ...
Page 25 - PLAYING A TAPE; TAPE
25 PLAYING A TAPE 1. Press TAPE . TAPE appears on the display. 2. Press PLAY . The tape begins to play. Note: To briefly stop the tapeduring playback, press PAUSE . The button locks and the tapestops. Press PAUSE again to continue playback. 3. Adjust VOLUME, and select the desired X-BASS and graphic...
Page 26 - Caution: Never try to force down; Recording from a CD
26 RECORDING A CASSETTE TAPE The System 731 lets you record ontoa cassette tape from the CD changeror the radio. Note: You can also record from anadditional audio source (see “Re-cording from an Additional AudioSource”). Caution: Never try to force down RECORD after you remove an erase- protection t...
Page 27 - Recording from the Radio
27 To briefly stop the CD whilerecording, press PAUSE on the main system. appears on the display. To resume play,press PLAY , or press CD on the remote control. dis- appears. 6. To listen to the CD during recording, adjust VOLUME, and select the desired X-BASS and graphic equalizer settings. 7. The ...
Page 28 - TAPE TIPS; Erasing a Cassette Tape
28 6. The System 731 automatically stops the tape when it reachesthe end. To stop the tape at anytime during recording, press STOP/EJECT . RECORD and PLAY release, and recording stops. To set your System 731 to automati-cally begin recording from the radioat a preset time, first set and turn onthe w...
Page 29 - USING AN ADDITIONAL AUDIO SOURCE; VIDEO
29 USING AN ADDITIONAL AUDIO SOURCE If you connected an additional audiosource, such as a TV, VCR, turnta-ble, or an external CD changer orcassette deck, you can use your Sys-tem 731 to listen to or record fromthat source. LISTENING TO AN ADDITIONAL AUDIO SOURCE 1. Adjust VOLUME , or VOLUME – on the...
Page 30 - SPECIAL FEATURES
30 SPECIAL FEATURES SETTING A WAKE UP TIME Like an alarm clock, you can set yoursystem to automatically turn itself onand play the last selected radio sta-tion, CD, or cassette tape. 1. Press DISPLAY/DEMO three times. TIME and the last-set wake-up time appear, and WAKE-UP flashes on the dis- play. 2...
Page 31 - SLEEP
31 Notes: • If you selected a cassette tape, be sure to release PAUSE after you turn off the system. • To turn off the wake-up timer, repeat Steps 1 and 3. WAKE-UP flashes then disappears from thedisplay to indicate that the timeris turned off. • Until you turn off the wake-up timer, the System 731 ...
Page 32 - MAINTENANCE
32 MAINTENANCE Your Optimus System 731 Micro Stereo Component System is an example of su-perior design and craftsmanship. The following suggestions will help you care foryour System 731 so you can enjoy it for years. Keep the System 731 dry. If it gets wet, wipe it dry immediately.Liquids might cont...
Page 33 - FCC Rules
33 CLEANING THE TAPE-HANDLING PARTS Dirt, dust or particles of a cassettetape’s coating can accumulate on thecassette deck’s tape heads and oth-er parts that the tape touches. Thiscan greatly reduce the performanceof the cassette deck. Use the follow-ing cleaning procedure after every 20hours of tap...
Page 34 - SPECIFICATIONS; Cassette Deck; CD Changer
34 SPECIFICATIONS Cassette Deck Tape Speed .............................................................................................. 1 7 / 8 ips Wow and Flutter ........................................................................... 0.15% WRMS Frequency Response (at -3 dB) ....................
Page 35 - General
35 General Power Supply ..................................................................... 120V AC 60 Hz, 90W Tuning Range ...................................................................... AM: 520 – 1710 kHz FM: 87.5 – 107.9 MHz Speaker Size .....................................................
Page 36 - RADIO SHACK LIMITED WARRANTY
RADIO SHACK A Division of Tandy Corporation Fort Worth, Texas 76102 7A5 Printed in Hong Kong RADIO SHACK LIMITED WARRANTY This product is warranted against defects for 90 days from date of pur-chase from Radio Shack company-owned stores and authorized RadioShack franchisees and dealers. Within this ...
