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A good user manual
The rules should oblige the seller to give the purchaser an operating instrucion of Optimus CD-8250, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.
What is an instruction?
The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Optimus CD-8250 one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.
Unfortunately, only a few customers devote their time to read an instruction of Optimus CD-8250. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.
What should a perfect user manual contain?
First and foremost, an user manual of Optimus CD-8250 should contain:
- informations concerning technical data of Optimus CD-8250
- name of the manufacturer and a year of construction of the Optimus CD-8250 item
- rules of operation, control and maintenance of the Optimus CD-8250 item
- safety signs and mark certificates which confirm compatibility with appropriate standards
Why don't we read the manuals?
Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Optimus CD-8250 alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Optimus CD-8250, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Optimus service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Optimus CD-8250.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the Optimus CD-8250 item, and its use of respective accessory, as well as information concerning all the functions and facilities.
After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.
Table of contents for the manual
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Page 1
Cat. No. 42-5072 OWNER’S MANU AL Plea se read before using this equipment . C D- 825 0 5-Disc Compact Di sc Changer 42-5 07 2. fm Page 1 Thurs da y, Au gust 12 , 199 9 10:5 5 AM[...]
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Page 2
2 FEA TURES Your Optimus CD- 8250 5-Disc Com- pact Disc Ch anger holds up to five CDs. It s automat ic d isc loadi ng sys- te m lets you sel ect mo re music for continuous play and gives yo u musical variety without hav ing to cont inually remove and lo ad disc s. The CD-82 50’s advanced design makes this CD changer si mple to o p- erate. It has [...]
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Page 3
3 Imp o rt an t: Most mat eria l on comp act discs i s copyrig hted . Unaut h or ized du- plication of c opyrighted material is a violation of the copyright laws of most countries and such d uplication may result in fines and/or im prisonment. Note, however, that in the United States, it is not a viol ation of U.S. copyright laws for a con sumer to[...]
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Page 4
4 IMPORTA NT SAFETY INSTRUCTIONS Careful attention is devoted to qua lity standards in t he manufactu re of your CD changer, and saf ety is a major fac- tor in its de sign. However, safety is also y our responsibility. This section lists important information that will help you properly use and e n- joy your CD chang er and acc essories. Read all t[...]
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Page 5
5 Polar iza tion — This pr odu ct is equipped wi th a polarized AC line plug (a plug havin g one blade wider than the other). This plu g will fit in the po w- er outl e t only one way. This i s a safety feature. If y ou c annot inse r t t he plug fully i nto the out let, t ry reversing the plug. If the plug s till do esn't fit, contact your [...]
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Page 6
6 • When the product exhibits a dis- tinct change in performance. Replaceme nt Parts — When re- placement parts are required, be sure the service technic ian uses replace- ment parts spec ified by th e manufac - turer or having the s a me characteris- tics as the origin al part. Unauthorized subst itu tion s may resul t in fi re, el ectr ic sho[...]
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Page 7
7 CONTENTS Prep arati on ..... ..... .... ..... ... .... ..... ..... .... ..... ..... ..... .. ..... .... ..... ..... .. ..... ..... ..... .... ... .... ... 8 Connecting the C D Cha nger ...... ....... ....... ..... ....... .. .......... ....... ....... ....... ..... ..... 8 Usin g the Remote Contr ol ... .. ..... .. ..... ..... ..... .... ... ....[...]
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Page 8
8 PREPARA TION CONNECTING THE CD CHANGER Follow these st eps to conne c t the CD changer to your audio system a nd to power. 1. Select a location for your CD changer that i s near your recei ver/ amplifier and a standard A C out- let. Cautio n: Do not place the CD changer on top of t h e receiver/am- plifier or any o ther comp onent that gets hot. [...]
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Page 9
9 2. Install the bat teries in the com- partment as indicated by the po- larity symbols (+ and –) marked insid e. 3. Replace the cover . You can use the remote control up to a di stanc e of about 20 feet. If t he re- mote control operates erratically or does not work, repl ace bo th batteries. Cautio ns: • Never leav e dead or weak batt er- ies[...]
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Page 10
10 OPE R ATION LOADING CDS Your CD changer can pla y 5-inch or 3- inch CDs. Follow these steps t o load CDs. 1. Press POWER on the CD c hanger . The displ ay light s. 2. Press OPEN/CLOSE to op en t he disc tray . Cautio n: Do not f orce the com- partment open or closed. Y ou might dam age its loading me cha- nism. 3. Press DISC SKIP until the desir[...]
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Page 11
11 1. T urn on you r receiver/amplifier and select the audio input to which you conn ected your CD changer (for exam ple, CD, AUX, or T APE). 2. Press PLA Y to play the CD i n the play position from Track 1. and EACH ap pear . T o select a different CD, see “Se- lecting a CD ” on Page 12. T o select a different track s ee “S e- lecting a T ra[...]
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Page 12
12 SELECTING A CD To s e lect a CD, press that DISC NO. ( 1 – 5 ) button ( DISC 1 - 5 on the CD changer), then pres s PLA Y . Th e selected CD play s from Track 1. To select the CD i n the next higher- numbered disc holder, press DISC SKIP . Th e CD changer m oves to the next higher-numbered disc holder and begins t o play t hat CD. Note: You can[...]
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Page 13
13 Or, while the CD i s stopped or paused, press or until the desired track number appears . To quickly loca te a t rack during pro- grammed play, hold down or until y ou reach t he desired track. Note: If you try to ad vance past the CD’s last trac k, t he changer s tarts counting again from Track 1. If you try to move to before Track 1, the cha[...]
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Page 14
14 SPEC IAL FE ATURES AUDIBLE SEARCH Use this f e ature during play to rapi dly search forward or backward f or a spe- cific section of a t rack on a CD. During audible search, the CD p lays at a lo w- er volume and a high er spee d. To search f orward or b ackward, hold down SEARCH or . Release the bu tton to resume no rmal pl ay. Note: Y ou canno[...]
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Page 15
15 SHUFFLE PLAY To set the CD changer to sele ct and play all tracks in random order from the loa ded CD s or from a pro- grammed sequ ence, before or during play, press SHUFFLE . SHUF FL E ap - pears. To ca ncel shuffle pl ay at any t ime, press SHUFFLE until SHUF FLE disap- pears, or press STOP . il lus tr at i on INTRO SCAN Intro scan autom atic[...]
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Page 16
16 PLAYING A SEQ UENCE OF T RA CKS You can prog ram up t o 32 selec ti o ns to play i n any order you choose. A “se- lection” can be an indi vi dual track or an entire CD. Follow these step s to program and play a sequence of tracks. Hint: You can open t he disc tray com - partment while you program the se- quence, so you can chec k the loaded [...]
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Page 17
17 Ch ecking/Ch angin g the Prog ra mmed Seq uenc e Pr ess STOP to canc el the current fun ct io n . Pre ss MEMORY CHECK ( CHECK on t he CD changer). The CD changer d isplays the p r o grammed se- quence’s fi rst selection. Each time you press MEMORY CHECK , the CD changer displays the next pro- grammed selection. To chang e a sel ection, repea t[...]
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Page 18
18 T ROUBLES HOOTING With proper care and handling, you r CD chang er shou ld give you years of trouble- free service. How ever, if your CD-8 250 is n ot w orking prope r l y , f ollow these sug- gestions to see if you can eliminat e the problem. If you still h ave a problem, take the CD change r to your local Radi oShack store for a ssistance. Pro[...]
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Page 19
19 CARE AND MA INTENANCE Your O ptimus CD-8250 5 -Disc Compact Disc Change r is an exampl e of sup erior design an d craftsmanshi p. The followin g s u ggestions will he lp you ca re for the CD changer so you can enjoy it for yea rs. Keep the CD chang er dry. If it get s wet, w ipe it dry im mediately. L iq- uids might contain minerals that can cor[...]
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Page 20
20 CD CARE TIPS Even tho ugh a compact disc is very durable, trea t the C D surfac e with care. Here are some tips: • Do not pl ac e anything but a CD in the disc t r ay . This can dam age the drive mechanism. • Do not write on ei ther side of the CD, particularly the non-label side (signals are r e ad from the non-la- bel side). • Do no t st[...]
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Page 21
21 SPECIFICATIONS AUDIO Frequency Respon se ......... ..................... .. ............ .. .. 20 Hz–18 K Hz, (1 kHz, 0 dB) Channel Sep aration ..................... ..... ....... ....... ..... .... More th an 85 dB (1 kHz , 0 dB) Harmon ic D isto rtio n ..... ....... ....... ....... ..... ..... .... ... .... . Less t han 0 .02% (1 kHz, 0 dB) [...]
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Page 22
22 NOTES 42-5 072.fm Page 2 2 T hu rsd a y, Aug ust 12, 1999 10:55 AM[...]
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Page 23
23 42-5 072.fm Page 2 3 T hu rsd a y, Aug ust 12, 1999 10:55 AM[...]
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Page 24
Ra dioS hac k A Divisi o n of T andy Corporation Fort Worth, T exas 7 6102 CEC6P1000192 0 02A99 P rin ted i n Chin a Lim it ed One-Y ear W arr ant y This pr oduct is warrant ed by Ra dioShack ag ainst manufac turing defec ts i n material and wo r kman- ship und er normal use for one (1) year from the date of purc hase from Radi oShack company-o wne[...]