Koss KS4380-2 manual Important Safety Instructions, Cleaning

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Important Safety Instructions

Before using the unit, be sure to read all operating instructions carefully. Please note that these are general precautions and may not pertain to your unit. For example, this unit may not have the capability to be connected to an outdoor antenna.

1.READ INSTRUCTIONS

All the safety and operating instructions should be read before the product is operated.

2.RETAIN INSTRUCTIONS

The safety and operating instruction should be retained for future reference.

3.HEED WARNINGS

All warning on the product and in the operating instructions should be adhered to.

4.FOLLOW INSTRUCTIONS

All operating and use instructions should be followed.

5.CLEANING

Unplug this product from the wall outlet before cleaning. Do not liquid cleaners or aerosol cleaners. Use a damp cloth for cleaning.

6.ATTACHMENTS

Do not use attachments not recommended by the product’s manufacturer as they may cause hazards.

7.WATER AND MOISTURE

Do not use this product near water- for example, near a bathtub, washbowl, kitchen sink, or laundry tub, in a wet basement, or near a swimming pool.

8.ACCESSORIES

Do not place this product on an unstable cart, stand, tripod, bracket, or table. The product may

fall, causing serious injury and serious damage to the product. Use only with a cart, stand, tripod, bracket, or table recommended by the manufacturer or sold with the product. Any mounting of the product should follow the manufacturer’s instructions, and should use a mounting accessory recommended by the manufacturer.

8A. An appliance and cart combination should be moved with care. Quick stops, excessive force, and uneven surface may cause the appliance and cart combination to overturn.

9.VENTILATION

Slots and openings in the cabinet and in the back or bottom are provided for ventilation and to ensure reliable operation of the product and to protect it from overheating. These openings must not be blocked or covered. The openings should never be blocked by placing the product on a bed, sofa, rug, or other similar surface. This product should never be placed near or over a radiator or heat source. This product should not be placed in a built-in installation such as a bookcase or rack unless proper ventilation is provided or the manufacturer’s instructions have been adhered to.

10.POWER SOURCES

This product should be operated only from the type of power source indicated on the marking label. If you are not sure of the type of power supply to your home, consult your appliance dealer or local power company. For products intended to operate from battery power, or other sources, refer to the operating instruction.

11.GROUNDING OR POLARIZATION

This product is equipped with an alternating-current line plug (a plug having one blade wider than the other).

This plug will fit into the power outlet only one way. This is a safety feature. If you are unable to insert the plug fully into the outlet, try reversing the plug. If the plug should still fail to fit, contact your electrician to replace your obsolete outlet.

Do not defeat the safety purpose of the polarized plug.

12.POWER-CORD PROTECTION

Power-supply cords should be routed so that they are not likely to be walked on or pinched by items placed upon or against them, paying particular attention to cords at plugs, convenience receptacles, and the point where they exit from the appliance.

13.LIGHTNING

To protect your product from a lightning storm, or when it is left unattended and unused for long periods of time, unplug it from the wall outlet and disconnect the antenna or cable system. This will prevent damage to the product due to lightning and power-line surges.

14.POWER LINES

An outside antenna system should not be located in the vicinity of overhead power lines or other electric light or power circuits, or where it can fall into such powerlines or circuits. When installing an outside antenna system, extreme care should be taken to keep from touching such power lines or circuits as contact with them might be fatal.

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Contents Refer servicing to qualified service personnel only Welcome...…Important Safety Instructions CleaningWall or Ceiling Mounting FCC Notice FCC CautionTable of Contents Location of Controls and Indicators Main Unit Front ViewLocation of Jacks and Terminals Main Unit Rear ViewMain Display Indicators Remote Controller Buttons Important Safeguards and Precautions Icons used on DVD discs Types of Discs That Can be Played on This SystemDiscs that Cannot be Played Glossary of Disc TermsDisc installing precautions Disc handling precautionsDisc cleaning precautions Unpacking InstallationInserting Batteries into the Remote Control Examples of poor connection of the speaker cord Speaker System ConnectionTo avoid short-circuiting the speakers FM Outdoor Antenna Antenna ConnectionsFM Indoor Antenna AM Outdoor AntennaConnecting the AC Power Cord TV and Optional Component ConnectionsLine Digital Progressive-Scan Component Video Output TV Connection-Component Video Cable not IncludedProgressive Y, PB, PR Video Out Typical Speaker Set Up Speaker Positioning InformationMIC 1 / MIC 2 Jacks Speaker Setup Button Choose speaker typeControls and Their Functions Changing Preset Stations Presetting Radio StationsRecalling Preset Stations Last Station MemoryPlaying Discs Basic PlaybackSkipping Chapter or Tracks Adjusting the Speaker Levels Test Tone Using the Audio Menu Using the Title MenuUsing the Root Menu Understanding the Individual DVD Disc MenuRepeat Playback Program Play Audio CDs Only To start playback from a specific title or chapter Selecting a CD Track Using Number ButtonsSelecting a Start Point by Chapter or Time Code To start playback at a specific elapsed timeWhen playing back a DVD Checking Disc Information Using Display ButtonWhen playing a normal audio CD Setup Menu Listing Setup Menu Information DVD Menu SettingVideo Out TV Display SettingTV Type Setting Multi/NTSC/PAL Selecting Angle Mark Selecting the On Screen Display OSD LanguageScreen Saver Setting Dolby Digital Setup Dynamic Range SettingSelecting the Language for Subtitles PreferencesSelecting the Language for Audio Selecting the Language for Disc MenusSetting the Parental Control Level Changing the Parental Control PasswordSpeaker Setup How to change speaker configuration settingsKaraoke Function Special Functions Zoom ControlAngle Selection Bookmark Function DVD OnlyAudio Language Selection Subtitle Language SelectionPBC Function VCD 2.0 Only Picture CD OperationsDigest Display for Movie DVDs Digest/Intro-Scan Function for Audio CDsKey Lock Other FunctionsListening to the Radio Center Level, Rear Level, and Subwoofer Level Adjustments Other Sound EffectsListening to an External Source Night Playback Mode Front Panel OnlySpeaker Configuration Setup Front Panel Only Mute ControlTroubleshooting Additional InformationSystem starts playing the DVD automatically Specifications Sonigem Service DVD Player Receiver with Karaoke