Instruction/ maintenance manual of the product 12-2155 Optimus
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Cat. No. 12-2154/2155 OWNER’S MANUA L Please read before us ing this equipment . High-Powe r In-Dash AM/FM Stere o CD Player w ith L ou d Fe at ur e (12 -2154 ) w ith F avo r ite So und Me mo ry ( 12 -21 55 ) 12-2 15 4.
2 FEATURES Your Optimus Hig h-Power In-Dash AM/FM S tereo CD Player ha s many practical, easy-to-use featu res, and you can in stall it in almos t any v ehicle. The stereo’s anti-t heft control panel lets you quickl y remove it , making t he stereo inoperative.
3 Seek T uning — s earches forward or backward t o the ne xt strong st ation in the selected band. This makes finding a station quick and easy. Di git al Sy nth esi zed C i rcui try — gives you precise tunin g and drift-free reception.
4 CONTENTS Ins tall ation ..... ..... .... ..... ..... ..... .... ..... ..... .... ..... ..... .. ... .. ..... .... ..... ..... ..... .... ..... ... .. .. .... 6 Bef ore Y o u Beg in t h e Insta llati on ..... ..... ..... .... ..... ..... .... ... .. .
5 Rep eat Play ..... ..... ..... .... ... .. ..... .... ..... ..... ..... .... ..... .. ... .. ... .... ..... ..... ..... .... ..... ... 24 Sc annin g the Tr acks .. .... ... .. ..... .... ..... ..... ..... .... ..... .. ... .. ..... ..... .... ..... .
6 IN STALLATION BEFORE Y OU BEGIN TH E INST ALLATION Before you install your stereo, read all the instructions in this ow ner’s manu- al. You should be abl e to answe r all of these quest ions ab out your vehicle’ s electrical and sound system s.
7 Note: Save t he shipping screw in case you ev er want t o mail o r s hip the stereo. You can s ecure it to the back of the stereo with a piece of tape. MAK ING THE CONNECTIO NS The supplied harness with the 14-pin connector include s all the lead wires you nee d to connect the stereo to ground, po wer, some optional compo- nents, and speakers.
8 Note: Th e wires in the wiri ng harness have the follow ing colors an d labels. Usin g an Ad apte r H arness If you are replacing an ex isting st ereo, or if your vehicle has been factory- wired for autosound c ompo nents, you might be able to use an adapter h ar- ness to conn ect the power and speak - ers.
9 3. Connect the red power wi re (with in-line fuse holder) to a point in your ve h icle ’s fuse block tha t h as power only when y ou turn the vehicle’s key to ei t her the acces- sory (ACC) or ST ART position.
10 1. Connect the gray wire to the r i ght front sp eaker ’s posi tive termin al. This terminal is usually m arked with a plus (+) sign or red m ark . 2. Connect the gray/black wire to t he right front speaker ’ s negative ter- minal. This te rminal might be marked with a minus ( – ) s ign or i t might not be marked at all.
11 1. Connect the gray wi re t o the right speaker ’s positive t erminal. Thi s term ina l is u sua lly ma rked w ith a plus (+) sign or red mark. 2. Connect the violet wire to t h e right speaker ’s negative terminal . This terminal might be marked with a minus ( –) si gn or it mi ght not be marked at a ll.
12 MOUNTING THE ST EREO Be sure you v erify that the stereo is connected p roperly (see “Testing the Connections ” on Page 11). Then fol- low these steps to m ount the stereo. 1. Make sure the ignit ion is turned off , then disconn ec t the cabl e from your vehi cle’ s negat ive ( – ) ba ttery ter m in a l.
13 wrench to at tach the s hort end of t he suppl ied m ount ing bolt t o the bac k of the stereo. 7. Reconnect the wire harness and the an tenna. 8. Slide the stereo into the slee ve unt il it lock s int o pla ce .
14 REMOVING T H E STEREO FRO M TH E D AS H If you eve r want to remo ve the stereo from the dash, follow these steps. 1. Disc onnect the cabl e from your vehicle’s negative ( – ) battery ter- minal.
15 USING THE CONTROL P ANEL The stereo ’s control panel must b e in place for the s t ereo to operate. When you remove it, the display turns off and the stereo c annot be used. T his is a simple but effect ive security me a- sure. Any stored stations r e main in mem ory when the control panel is removed.
16 BASIC O P ERATION Unless otherwise not e d, all i llustra- tions in t his man ual show t he Cat. No. 12-2155 s tereo. T URNING T HE STEREO ON A ND OFF To tu rn on the stereo, press ON/ OF F . The buttons and display light . To turn off the stereo, press ON/ OF F again.
17 ADJUSTING TH E SOUND When yo u listen to your ste r e o, adjust these controls to suit your listening preferences. AUDIO CONTROL SEL + / – — Re peat- edly press or hold down to increa se or decrease the volum e. VOL an d a vol- ume l evel number ap pear.
18 so you can recall i t later. Y ou can s tore two FSM (favorite sound memory) settings. Follow these steps to st ore an FSM setting. 1. Repeat edly press FSM until FSM I or FSM II appears. 2. A djust the vol ume, bass, treb le, balance and fader using the infor- mation in “ Adjust ing the Soun d” on Page 17.
19 RADIO OPERATION PLAYING THE RADIO 1. P ress ON/OFF to turn on the s te- reo. Th e radi o au tomat ically tun es to the last station and band sele cted. 2. P ress BND to sele ct the desired band. AM appears whe n the AM band is selected. FM I or FM II appears when a n FM band is sele cted.
20 Stor ing St ation s 1. Repeat edly press BND to se lect the desired memory group ( AM , FMI , or FMII ). 2. Tune to the station you want to store. 3. Hold down the d esired mem ory channel but to n until P- , th e m em - ory channe l number , and the fre- quency flash o nce on the d isplay .
21 Note: Do no t hold down the m emory channel but ton. This stores the cur- rently tuned station into that location. To select a station you aut omaticall y stored in automatic travel program- ming memory, follow these steps: 1. Repeat edly p ress BND to sele ct the desire d ban d ( AM , FMI , or FMII ).
22 CD PLAYE R OP ERATION Cautio ns: • P lay on ly CD s th at have this mark on the m : • The CD player has a wide dynamic range. As a res ult, if you tu rn your ste reo’s volume up t oo high during s o f t (low v olum e) sec- tions of a program, your speakers might be dam aged when a su d- den loud pass age oc curs.
23 Notes: • If y ou eject a CD while i t is playing and do not remove it from the CD player , the stereo automatically draws the CD back in and starts playing ag ain after about 5 s ec- onds. • If y ou eject a CD then remove it from the CD pl ayer , the stereo dis- plays no cd (or the current time if yo u pr es s CLOCK ).
24 REPEAT PLAY You can set the stereo to repea t a si n- gle track on t he loaded CD. To repeat a track, press RPT/2 during play. RPT a ppears d uring repeat play. When the track ends, it automaticall y repeats. To stop repeating the track and re- sume norma l play, press RPT/2.
25 T ROUBLESHOOTING If your stereo’ s CD player is not working as it should, it displays an error indicator . If it i s a num bered error , it ej ects the CD. T ry these suggestions. If the st ereo st ill does no t o perate properly , the c onn ecting pins in the r eces s or on the back of the control panel m ight be dirty.
26 RESETTI NG T HE STEREO If your st ereo locks up or does not work properly, remove the front panel and use a straight ened paper clip to press the reset button on the bottom left side of the inside panel for about 1 second.
27 CARE AND MA INTENANCE Your Optim us High-Power In-Dash AM /FM Stereo CD Player i s a n exam ple of su- perior design and craf tsmanshi p. The following sugge stions will help you care f or your stereo so you can enjoy it for years. Keep the stereo dry.
28 CD CARE TIPS Even though a CD is very d urable, you should handle it with c are. We rec om- mend the following precautions. • Keep the CD in its protec tive case or sleeve when you a re not pl ay- ing it. • Handle a CD by its edges to avoid fingerprints wh ich can prevent the CD player ’s laser beam from accurately reading the CD.
29 3. If t he fuse is blow n, replace it. U se only the suppli ed 1 1 / 4 -inch fuse or a replacement f use with the proper rating (such as Cat. No. 270-1005).
30 SPECIFICATIONS RADIO FM ( No m in a l) AM ( N o m in al ) Frequenc y Range 88–108 MHz 530–1710 k Hz Frequency Respon se ( ± 3 dB) 50–12500 Hz N/A IF Rejection 85 d B 40 dB Image Rejection 60.
31 GENERAL Power Sour ce .... ..... ..... ..... .. .. ..... ..... .... ..... ..... ..... .... ... .. .. .. 12V DC Negative Ground Speaker Output Impe danc e . ..................................................... . . ................. 4 Ohms Max i mum Power .
Ra dioSh ack A Divisi on of T andy Cor poration Fort Worth, T exas 7 6102 1ED6P10A11200 A 2A8 Print ed in Mal aysia Lim it ed O ne-Y ear W arrant y This pr oduct is warrant ed by Ra di oShac k against.
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If you already are a holder of Optimus 12-2155, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Optimus 12-2155.
However, one of the most important roles played by the user manual is to help in solving problems with Optimus 12-2155. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Optimus 12-2155 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
