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Optimus 120-1998 manual

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Table of contents for the manual

  • Page 1

    Stereo Cassette (120-1998) Features Faxback Doc. # 6932 The Optimus In-Dash AM/FM Stereo Cassette with Auto-Stop has many practical, easy-to-use features, and you can install it in almost any vehicle. The tuner's digital synthesized circuitry gives you precise tuning and drift-free reception. The stereo's anti-theft control panel lets you[...]

  • Page 2

    Locking Fast Forward - quickly fast-forwards the cassette tape with the touch of a button. Advanced FM Optimizer Circuitry - Automatically adjusts the tuner's stereo separation and high-frequency response regardless of the signal level, giving you the best possible sound. Built-In Noise-Suppression Choke - reduces the noise caused by your vehi[...]

  • Page 3

    Stereo Cassette (120-1998) Installation Faxback Doc. # 6931 BEFORE YOU BEGIN THE INSTALLATION Before you install the stereo, carefully read all instructions and see if you can answer these questions about the vehicle's electrical and sound systems. * Does my vehicle have a 12-volt negative ground system? * Which of the stereo's wires is t[...]

  • Page 4

    If you install speakers, avoid routing the speaker wire near moving parts or sharp edges. You can usually route it along the wiring channel beneath the vehicle's door facings by carefully removing the molding that holds the carpet in place. After you route the speaker wire, replace the molding. Testing the Stereo Before you mount the stereo or[...]

  • Page 5

    connect the power and speakers. Connecting the Speakers 1. Connect the gray wire to the right speaker's positive terminal. This terminal is usually marked with a plus(+) sign or red mark. 2. Connect the gray/black wire to the right speaker's negative terminal. This terminal might be marked with a minus (-) sign or it might not be marked a[...]

  • Page 6

    Connecting the Antenna and the Battery Connect the vehicle's antenna cable to the stereo's large black antenna connector, then reconnect the cable to the vehicle battery's negative terminal. TESTING THE CONNECTIONS Turn on your vehicle's ignition and test the stereo. If the stereo does not work, immediately disconnect your vehic[...]

  • Page 7

    7. Reconnect the cable to the vehicle battery's negative (-) terminal. REMOVING THE STEREO FROM THE DASH 1. Disconnect the cable from the vehicle battery's negative (-) terminal. 2. Remove the metal strap attached to the back of the stereo. 3. Insert both of the provided keys into the slots at the lower left and right sides of the stereo.[...]

  • Page 8

    Stereo Cassette (120-1998) Compact Disk Use Faxback Doc. # 6928 CONNECTING A COMPACT DISC PLAYER You can connect a portable CD player (or other audio component with a line-level output) to the stereo. Use a stereo mini-jack cable with 1/8-inch plugs, such as Cat. No. 420-2387. Connect one end of the cable to the stereo's CD IN jack. Connect th[...]

  • Page 9

    Stereo Cassette (120-1998) Control Panel Faxback Doc. # 6926 The stereo's control panel must be in place for the stereo to operate. When you remove it, the clock will display, but the stereo cannot be used. This is a simple, but effective, security feature REMOVING THE CONTROL PANEL 1. Push down DOWN ARROW until you hear a click. The control p[...]

  • Page 10

    Stereo Cassette (120-1998) Operations Faxback Doc. # 6929 UNDERSTANDING THE CONTROLS When you listen to your stereo, adjust the following controls to suit your listening preferences. ON/VOL-To turn on the stereo, turn this knob clockwise until you hear it click. Turn the knob further clockwise to adjust the volume. To turn off the stereo, turn the [...]

  • Page 11

    3. Tune to the desired station in one of the following ways. Manual Tuning: Repeatedly press TUN/SEEK UP ARROW or DOWN ARROW to tune up or down the selected band. Seek Tuning: Press and hold TUN/SEEK UP ARROW or DOWN ARROW for about 1 second to tune to the next higher or lower station with a strong signal. 4. Adjust ON/VOL, BASS, TREBLE and BAL as [...]

  • Page 12

    Stereo Cassette (120-1998) Memory Faxback Doc. # 6930 Storing Stations You can store up to 12 AM and 18 FM stations in memory. You can then select a stored station by pressing the correct memory location button. 1. Press BAND to select the desired band. 2. Use either of the tuning methods to tune to the station you want to store. 3. Press and hold [...]

  • Page 13

    USING THE CASSETTE PLAYER Warning: To prevent hearing damage, always turn the volume to its lowest level before you begin listening to a tape. Note: Avoid using C-120 cassette tapes. They are very thin and easily become tangled in the tape-handling parts. Follow these steps to play a cassette tape. 1. Take up any slack by turning the cassette'[...]

  • Page 14

    Stereo Cassette (120-1998) Specifications Faxback Doc. # 6927 RADIO FM AM Frequency Range 88-108 MHz 530-1710KHz IF Rejection 75 dB 60 dB Image Rejection 45 dB 70 dB Selectivity 60 dB 30 dB Signal-to-Noise (S/N) Ratio 66 dB 50 dB Stereo Separation 30 dB - Usable Sensitivity 2.5uV (3% THD) 32uV (20 dB S/N) CASSETTE PLAYER Cassette Mechanism.........[...]