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Radio Shack XL-150 - page 1
Cat. No. 12-2015 OWNER’S MANU AL Plea se read before using this equipment . XL-150 High Power 4 -Channel Stereo Ampli fier 12- 20 15. fm Pa ge 1 T ues da y, J uly 13, 19 99 3: 47 PM ...
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Radio Shack XL-150 - page 2
2 FEA TURES Your Optimus XL-150 High Power 4- Channel Stereo Amp lifier is designed to give added pu nch an d po wer to your vehicle’s existing autos ound system . The amplifier produces up to 40 watts (front) and 110 watts ( rear) per c han- nel of clean, powerful sound at all au- dio frequenc ies with minimu m dis- tortion. You can connect your ...
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Radio Shack XL-150 - page 3
3 CONTENTS Prep aration ..... .. ... .. .. ... .. ... .. .. ..... ..... .... ..... ..... ..... .... ..... .. ..... ..... ..... .... ..... ..... ..... .... ... 4 Supp li e d Har d ware .... .... ..... ..... .... ..... ..... ..... .... ..... ..... ..... .. ..... .... ..... ..... ..... .... ... 4 Bef ore Y ou Beg in t he Instal latio n . ... ..... ... ...
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Radio Shack XL-150 - page 4
4 PREP ARA TION SUPPLIED HARDW ARE Your amplifier comes with the following items. Be sure you locate everything shown before you store or dispose of t he pac king m aterials. BEFORE YOU B E GIN THE INST ALLA TION Before you in stall your ampli fier, read all the in structions in th is owner’s ma nual. And, you should be able to answer all of t he ...
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Radio Shack XL-150 - page 5
5 Ch oosing a M ountin g Loc ati on A good location for mounting the am- plifier is in yo ur vehicle’s trunk. Wh er- ever you decide t o moun t it, choos e a location that: • Does not in terfere with the vehi- cle’ s operation • Lets you dril l mount ing hole s with- out dam aging other v ehicle com - ponents • Allows enough s pace around ...
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Radio Shack XL-150 - page 6
6 BEFORE YOU MAKE THE CONNECTIO NS The suppl i ed connec t i on cables i n- cl ude al l the le ad wir es you need to conn ect the ampli f i er to gr ound , pow er , and your e xist ing a utos ound sy s tem. Important: • Do n ot cut these wires. If you c ut any wire, you canno t obtain a refund or exchange o n this prod- uct. However , RadioShac k ...
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Radio Shack XL-150 - page 7
7 Follow these steps to c on nec t the am - plifier to ground, switched power, and primary pow er. 1. If you have not done s o already , disconnect the cable from your vehicle’s negative ( –) ba ttery ter- min a l. 2. Use a screwdriver t o connect the spade end of the supplied black ground wire to the am pl ifier’s GND (ground) terminal. 3. C ...
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Radio Shack XL-150 - page 8
8 5. Connect the blue/white wire’s other end to your autosound sys- tem’s s witched power lead using one of the supplied twis t-on termi- nal connectors. This connection turns on the amplifier when y ou turn on the autosound system, an d turns off the amplifier when you turn off the autosound system. This prevent s your vehicle’ s battery fro ...
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Radio Shack XL-150 - page 9
9 CONNECTING INP UTS LOW-LEVE L INPUTS You can co nnect you r autosoun d system’ s low-leve l line out jacks to the amp lifi- er ’s lo w- le v e l l i ne in j a c k s . If yo ur auto sound syst em does not have low-level l ine out jacks, see “H igh Level (Speaker W ire) Inputs” on Page 11 to conne ct your am plifier. 1. T emporarily place t ...
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Radio Shack XL-150 - page 10
10 If your autosound system has two line out jacks (l eft and right) , connect the autosound system to the am pli fier as shown: Note: For the bes t results, u se shielded audio Y-adapters such as Cat. No . 42- 2435 (not supplied). (i llus ) 12-2 015. fm Page 1 0 T ue s day, Jul y 13, 19 99 3:47 P M ...
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Radio Shack XL-150 - page 11
11 HIGH-LEVEL ( SPEAKER WIRE) I NPUTS If your autosound syst em does not have l ow-le vel l in e ou t j acks but h as only s peaker o utputs, conne ct yo ur autosound system ’s speaker outputs to the amplifier’s HIGH I NPUT j acks . • I f your aut osound syste m has four speaker output s, see “Four Speaker Out puts” on Page 12 to connect ...
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Radio Shack XL-150 - page 12
12 Fou r Spe aker Ou tputs Float in g G round Co nn ectio n Co mmon G rou nd Co nne ct ion (ill ustration) ( ill ustr ati on) 12-2 015. fm Page 1 2 T ue s day, Jul y 13, 19 99 3:47 P M ...
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Radio Shack XL-150 - page 13
13 T wo Spea ker Out puts Float in g G round Co nn ectio n Co mmon G rou nd Co nne ct ion (illustrat ion) (ill ustration) 12-2 015. fm Page 1 3 T ue s day, Jul y 13, 19 99 3:47 P M ...
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Radio Shack XL-150 - page 14
14 CONNECTING SPEAKE RS You can connec t t w o or four speakers to the am plifier and your aut osound syste m . Pre p arin g the Spe aker Wire s Cautio n: You must co nnect a sepa- rate wire t o each spe aker terminal as described in the following procedures. Only us e a comm on ground wire or chassis ground if your autosound sys- tem is wi red f o ...
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Radio Shack XL-150 - page 15
15 Co nnectin g the Speake r s to t he A mplifier 1. Use a screwdriver to con nect the front left speaker ’ s positive (+) wire to the am plifie r ’s SPEAKERS FL (+) t erminal. 2. Use a screwdriver to connect the front left speaker ’s negative (–) wi r e to the am plifie r ’s SPEAKERS FL (–) t erminal. 3. Repeat St eps 1 –2 to connect ...
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Radio Shack XL-150 - page 16
16 COMPL ETING T HE INST ALLA TION TESTI NG T HE CONNECTIO NS Bef ore you contin ue, make sure you have securely mad e all connect ions. Then reconn ect the cabl e to the vehi - cle’ s negative (– ) battery terminal. Set LEVEL (MIN/MAX) on both e nds of the ampli fier to its m id pos ition (see “Adjusting the A udio Level” on Page 18). Then ...
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Radio Shack XL-150 - page 17
17 4. D rill 9 / 64 -inch (3.57 mm) holes at t he ma rke d l ocat ion s, bei n g car e- ful not to dam age anyt hing behind the mount ing surface . 5. Secure t he am plifie r to the m ount - ing surface using the supplied sheet metal screws and washers. 6. Reconnect t he wiring . 7. Reconn ect the ca ble to the vehi- cle battery’s negative (–) ...
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Radio Shack XL-150 - page 18
18 OPE RA T ION TURN ING ON T HE AMPL IFIER The amplifie r auto m ati cally t ur ns on a few seconds afte r you t urn your vehi- cle’ s i g niti on swit ch to ACC or ON, or tur n on your aut o sound s y st em, de- pendi ng on ho w you wi red t he syst em. The POWER indicat or on th e s id e of the amplifier lights when the amplifier is on. Import ...
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Radio Shack XL-150 - page 19
19 TRO UBLESHOOTI NG We do not expect you t o have a ny problems with y our Optimu s XL-150 High P ower 4-Channel Car Amplifier, but if you have a problem, t his chart might h elp. If not, take the amplifier to your local RadioShack store for assistance. SYMPTOM POSSIBLE CAUSE SUGGESTION No power — the ampli- fier ’s POWER indicator does not li ...
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Radio Shack XL-150 - page 20
20 SYMPTOM POSSIBLE CAUSE SUGGESTION No sound (continued) The a mplifier might have shut down (continued) The am plifier det ected an input overload. Reduce the autosou nd syste m’ s vo lum e. Power p roblem. Check the amplifier’s and autosound sy s- tem’s fuses and replace th em i f n ece ss ar y ( se e “Replacing a Fuse” on Page 23). Di ...
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Radio Shack XL-150 - page 21
21 The am plifier m ight be receiving too much power from your au to- sound system . Reduce your autosound system’s ou tput power (if possible), or reduce the auto so und syst e m’ s volu me. SYMPTOM POSSIBLE CAUSE SUGGESTION 12-2 015. fm Page 2 1 T ue s day, Jul y 13, 19 99 3:47 P M ...
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Radio Shack XL-150 - page 22
22 CARE AND MA INTENANCE Your Optimus XL-150 High Power 4-Chan nel Stereo Am plifier is an example of su- perior design and craf tsmanship. The f ollowing sugge stions will help you care for your ampl ifier so y ou can en joy i t for years. Keep the am plifier dry. If it gets wet, wipe it dry immedia tely. Liquids might contain mineral s that can c ...
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Radio Shack XL-150 - page 23
23 REPLACING A FU SE If the amplifier does not operate, you might need t o replace th e red power cable’s 25-amp SFE -type fuse or t he 25-amp blade-ty pe fuse on t he amplifi- er’s bac k panel. Check both fuses. Imp o rt an t: Le t the am plifier cool down and s ee if it starts a gain befo r e you assume a fus e needs to be re- placed. Cautio ...
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Radio Shack XL-150 - page 24
24 Re pla c ing t he Bl a de- T y pe Fus e 1. Disconnect the cable from the vehicle’s negative ( –) ba ttery ter- minal. 2. Grasp the fu se’ s plastic end and pull it out . 3. If the fuse is bl own, replace it. Use only a blade-type fuse with the proper rating (such as Cat . No. 270-1 084). T he fuse must be 25 amps. 4. Grasp the f use’ s p ...
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Radio Shack XL-150 - page 25
25 SPECI FICA T IONS Output P ower: Front . .................................... 10 W atts ¥ 2 @ 4 O hm s, 20–20 kHz, 0.5% THD 20 Watts ¥ 2 @ 4 Ohms , 20– 20 kHz, 10 % T HD 15 Watts ¥ 2 @ 2 Oh ms, 20 –20 kH z, 1% T HD Rear .. ............... .............. ....... 45 W atts ¥ 2 @ 4 Ohm s, 20–20 kHz, 0.5% THD 55 Watts ¥ 2 @ 4 Ohms , 20? ...
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Radio Shack XL-150 - page 26
26 NOTES 12-2 015. fm Page 2 6 T ue s day, Jul y 13, 19 99 3:47 P M ...
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Radio Shack XL-150 - page 27
27 12-2 015. fm Page 2 7 T ue s day, Jul y 13, 19 99 3:47 P M ...
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Radio Shack XL-150 - page 28
Radi oSh ack A Division of T andy Corp oratio n Fort Worth, T exas 7610 2 8A7 Print ed in T a iwan Limite d One-Y ear W arranty This pr oduct is wa rrante d by Radi oShack ag ain st manufa cturing de fects i n mater ial and workma nship under nor- mal use for one (1) year from the date of purchase from Radi oShack company- owned stores and autho ri ...
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