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Optimus 120-1995 manual

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Table of contents for the manual

  • Page 1

    AM/FM/CD Car Stereo (120-1995) Features Faxback Doc. # 6994 You can install the features-packed Optimus Detachable Face Digital AM/FM/ CD Car Stereo in almost any vehicle. When you remove the detachable control panel, an LED blinks to ward off potential thieves and to show that your stereo is disabled. The system offers many easy-to-use features wh[...]

  • Page 2

    AM/FM/CD Car Stereo (120-1995) Installation Faxback Doc. # 6993 For easier installation, the supplied 13-wire harness includes all the lead wires you need to connect the stereo to speakers, power, and optional components. You might need additional wire to complete connections, depending on your individual auto sound system. Your local Radio Shack s[...]

  • Page 3

    terminal. 4. Connect the harness' green wire to the left speaker's negative (-) terminal. Connecting Four Speakers If you are using both front and rear speakers, set 4CH/2CH on the left side of the stereo to 4CH. Then connect the speakers to the supplied harness as follows. 1. Connect the harness' gray wire to the front-right speaker[...]

  • Page 4

    simply turns it on or off. If you do not use this wire, use a wire tie to keep it out of the way. If your vehicle has an automatic antenna, connect the AMP REMOTE TURN ON lead to the vehicle's power Antenna lead. Note: The optional component must be designed for use with an amp remote turn on lead for the above connection. See the optional com[...]

  • Page 5

    After you connect the speakers, power wires, and antenna, turn on your vehicle's ignition and test the stereo to be sure it works. If the stereo does not work, immediately unplug the harness. Recheck your connections or have a professional automotive audio installer complete the installation. If the stereo works, disconnect the cable from the [...]

  • Page 6

    2. If you attached the metal strap, release it. 3. Push the sleeve keys into the slots on the right and left of the front panel (with the tab facing up) until you hear a click. 4. Pull the keys out and down to remove the stereo. Note: To remove the sleeve keys from the slots, press the RELEASE buttons located directly below the slots on the bottom [...]

  • Page 7

    AM/FM/CD Car Stereo (120-1995) Operation Faxback Doc. # 6992 RESETTING THE SYSTEM If the stereo does not work when you first install it, or if it stops working, press RESET. This clears any programming except the station presets and the stereo should begin to work. If it does not work after you press RESET, take it to your local Radio Shack store f[...]

  • Page 8

    5. FADER-Press SEL until F and O appear on the display. Press + or - to adjust the balance between the front and rear speakers (if you use both). FF and a number appear on the display when the fader is shifted to the front. FR and a number appear when the fader is shifted to the rear. 6. MUTE- Press MUT until MUTE appears on the display. This reduc[...]

  • Page 9

    not work. Caution: Do not touch the contact on the control panel or on the stereo's body, since this may result in poor electrical contact. If dirt or other foreign substances get on the contacts, wipe them off with a dry cloth. PLAYING THE RADIO 1. Turn on your vehicle's ignition. Press BAND to turn on the radio. 2. Press BAND to select [...]

  • Page 10

    select A1 to store the first group of AM stations. 3. Tune to the station which appears on the band immediately before the first station you want to store in memory. 4. Press and hold down AMS for 3 seconds. The system scans the selected band and then stores the next six strong stations. The memory location number and the station's frequency a[...]

  • Page 11

    PLAYING A CD Cautions: * The CD player has a wide dynamic range. As a result, if you turn your CD player's volume too high during soft (low volume) sections of a program, you might damage your speakers when a sudden loud passage occurs. * if the CD player is jolted during play, the rotation speed might suddenly change or the CD player might ma[...]

  • Page 12

    then advances to the next track, plays it for 10 seconds, and so on. To cancel into scan, press INTRO. INT disappears from the display and the CD player resumes normal play of the current track. Repeat Play You can play a selected track repeatedly. Simply press REPEAT while the track you want to repeat is playing. RPT appears on the display and the[...]

  • Page 13

    AM/FM/CD Car Stereo (120-1995) Specifications Faxback Doc. # 6991 CD SECTION (At Line Output Frequency Response (+/-3 db)..................................20-20,000Hz S/N Ratio (A-WTD)...................................................80 dB Separation..........................................................50 dB AM RADIO Frequency Coverage........[...]

  • Page 14

    Dimensions........2 1/4 x 7 3/8 x 7 9/16 inches (50 x 178 x 160 mm) (HWD) Weight...................................................5.3 lbs (2.5 kg) Specifications are typical; individual units may vary. Specifications are subject to change without notice.[...]

  • Page 15

    Audio Connection Information (120-Series) Plug/Male 2 Ch. System Faxback Doc.# 19994 +----+--------------+---------------+------------+------------------------+ |Pin | | | | | |No. | WIRE COLOR | WIRE SPECS. | LABEL | REMARK | +----+--------------+---------------+------------+------------------------+ | 1 | WHT/BLK | AWG #20 | FRONT L- | STRIP SOLD[...]

  • Page 16

    (2CH/4CH SWITCHABLE UNIT) +----+--------------+---------------+------------+------------------------+ |Pin | | | | | |No. | WIRE COLOR | WIRE SPECS. | LABEL | REMARK | +----+--------------+---------------+------------+------------------------+ | 1 | WHT/BLK | AWG #20 | FRONT L- | STRIP SOLDER | | | | 2P CORD | | | +----+--------------+-------------[...]

  • Page 17

    |Pin | | | | | |No. | WIRE COLOR | WIRE SPECS. | LABEL | REMARK | +----+--------------+---------------+------------+------------------------+ | 1 | WHT/BLK | AWG #20 | FRONT L- | STRIP SOLDER | | | | 2P CORD | | | +----+--------------+---------------+------------+------------------------+ | 2 | GRY/BLK | " | FRONT R- | " | +----+---------[...]

  • Page 18

    +---------+--------------+ | White | Right (-) | +---------+--------------+ | Brown | Left (+) | +---------+--------------+ | Gray | Left (-) | +---------+--------------+ | Red | +12 V Power | +---------+--------------+ REAR +---------+--------------+ | GRN/BLK | Right (+) | +---------+--------------+ | WH/BLK | Right (-) | +---------+-------------[...]