Optimus 120-1998 User Manual
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Optimus 120-1998 User Manual

Optimus 120-1998 User Manual

In-dash am/fm stereo cassette
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Stereo Cassette
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 quickly remove and store
it, making the stereo inoperative.
The stereo contains many features that let you operate it easily so you
can drive safely.
tuning, and the FM optimizer circuitry all help make this stereo's
operation simple and quick.
Caution:
Use common sense.
traffic or during hazardous driving conditions.
This stereo's useful features include:
Anti-Theft Control Panel - lets you quickly remove and store the stereo
Auto-Stop Cassette Deck - stops the tape when it reaches the end, to
Bass, Treble, and Balance Controls - let you adjust high and low sounds
Digital Clock - displays the time even when the Anti-Theft Control Panel
is removed from the stereo.
Memory Tuning - lets you quickly store and tune up to 30 of your favorite
stations (12 AM and 18 FM).
Seek Tuning - searches forward or backward to the next strong station in
the selected band.
quick and easy.
CD Input Jack - lets you quickly connect this portable LCD player to the
stereo, so you can play your favorite CDs in your vehicle.
(120-1998)
The auto-stop cassette deck, memory tuning, seek
Do not change the stereo's operation in heavy
control panel in the included carry case.
discourages theft because the stereo does not
operate without the control panel.
reduce wear on your tape and the cassette deck.
Features
and the balance between speakers,
letting you tailor the sound to suit
your preference.
This makes finding a favorite station
Faxback Doc. # 6932
This

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Summary of Contents for Optimus 120-1998

  • Page 1 Stereo Cassette (120-1998) 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 quickly remove and store it, making the stereo inoperative.
  • Page 2 Locking Fast Forward - quickly fast-forwards the cassette tape with the Advanced FM Optimizer Circuitry - Automatically adjusts the tuner's stereo Built-In Noise-Suppression Choke - reduces the noise caused by your touch of a button. separation and high-frequency response regardless of the signal level, giving you the best possible sound.

  • Page 3: Before You Begin The Installation

    Stereo Cassette (120-1998) 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?

  • Page 4: Making The Connections

    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. molding.
  • Page 5 connect the power and speakers. Connecting the Speakers Connect the gray wire to the right speaker's positive terminal. terminal is usually marked with a plus(+) sign or red mark. 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 at all.

  • Page 6: Testing The Connections

    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 vehicle battery's negative (-) terminal.

  • Page 7: Removing The Stereo From The Dash

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

  • Page 8: Connecting A Compact Disc Player

    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.

  • Page 9: Removing The Control Panel

    Stereo Cassette (120-1998) 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 Push down DOWN ARROW until you hear a click.

  • Page 10: Understanding The Controls

    Stereo Cassette (120-1998) 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.
  • Page 11 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.
  • Page 12 Stereo Cassette (120-1998) Storing Stations You can store up to 12 AM and 18 FM stations in memory. select a stored station by pressing the correct memory location button. Press BAND to select the desired band. Use either of the tuning methods to tune to the station you want to store.

  • Page 13: Using The Cassette Player

    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. become tangled in the tape-handling parts. Follow these steps to play a cassette tape. Take up any slack by turning the cassette's hub with your finger or a pencil.

  • Page 14: Cassette Player

    Stereo Cassette (120-1998) RADIO Frequency Range IF Rejection Image Rejection Selectivity Signal-to-Noise (S/N) Ratio Stereo Separation Usable Sensitivity CASSETTE PLAYER Cassette Mechanism...Auto-stop Wow and Flutter...Less than 0.35% WRMS Signal-to-Noise Ratio...50 dB Separation...38 dB Frequency Response (-3 dB)...125 to 8,000 Hz GENERAL Power Source...12 Volts DC Negative Ground...

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