Velodyne DLS-3500R Manuals

User's Manual DSP-Controlled Home Theater Subwoofer DLS T M-R Series • DLS-3500R • DLS-3750R • DLS-4000R • DLS-5000R Caution To reduce the risk of electric shock, do not remove cover (or back). No user-serviceable parts inside. Refer servicing to qualified service personnel. The lighting flash with arrowhead symbol is intended to alert the user to the presence of uninsulated "dangerous voltage" within the product's enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons. The exclamation point symbol is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the subwoofer. 1. Read Instructions -- All safety and operating instructions should be read before the subwoofer is operated. 2. Retain Instructions -- The safety and operating instructions should be retained for future reference. 3. Heed Warnings -- All warnings on the subwoofer and in the operating instructions should be adhered to. 4. Follow Instructions -- All operating and use instructions should be followed. 5. Water and Moisture -- The subwoofer should not be used near water -- for example, near a bathtub, washbowl, kitchen sink, laundry tub, in a wet basement, near a swimming pool or the like. 6. Carts and Stands -- The subwoofer should be used only with a cart or stand recommended by the manufacturer. 7. Wall or Ceiling Mounting -- The subwoofer should be mounted to a wall or ceiling only as recommended by the manufacturer. 8. Ventilation -- The subwoofer should be situated so that its location or position does not interfere with its proper ventilation. For example, the subwoofer should not be situated on a bed, sofa, rug, or similar surface that may block the ventilation openings; or placed in a built-in installation such as a bookcase or cabinet that may impede the flow of air through the ventilation openings. 9. Heat -- The subwoofer should be situated away from heat sources such as radiators, heat registers, stoves, or other subwoofers that produce heat. 10. Power Sources -- The subwoofer should be connected to a power supply only of the type described in the operating instructions or as marked on the subwoofer. 11. 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 at which they exit from the subwoofer. 12. "Caution: To prevent electrical shock, match wide blade of plug to wide slot, fully inserted." "Attention: Pour eviter les chocs electriques, introduire lame la plus large de la fiche dans la borne correspondante de la prise et pousser jusqu' au fond". 13. Cleaning -- The subwoofer should be cleaned only as recommended by the manufacturer. 14. Nonuse Periods -- The power cord of the subwoofer should be unplugged from the outlet when left unused for a long period of time. 15. Object and Liquid Entry -- Care should be taken so that objects do not fall and liquids are not spilled onto the enclosure. 16. Damage Requiring Service -- The subwoofer should be serviced by qualified service personnel when: a. The power-supply cord or plug has been damaged. b. Objects have fallen or liquid has been spilled into the subwoofer. c. The subwoofer has been exposed to rain. d. The subwoofer does not appear to operate normally or exhibits a marked change in performance. e. The subwoofer has been dropped or damaged. 17. Servicing -- The user should not attempt to service the subwoofer beyond what is described in the operating instructions. All other servicing should be referred to qualified service personnel. 1 N O I T U A C K C O H S C I R T C E L E F O K S I R N E P O T O N O D