Important Safety Instructions

THEATER 550.book Page iii Friday, January 21, 2005 9:31 AM

•Read Instructions - All the safety and operating instructions should be read before the product is operated.

•Retain Instructions - The safety and operating instructions should be retained for future reference.

•Heed Warnings - All warnings on the product and the operating instructions should be adhered to.

•Compatibility - This option card is for use only with IBM AT or compatible UL Listed personal computers that have Installation Instructions detailing user installation of card cage accessories.

•Grounding - For continued protection against risk of electric shock and fire, this accessory should be installed only in products equipped with a three-wire grounding plug, a plug having a third (grounding) pin. This plug will only fit into a grounding-type power outlet. This is a safety feature. If you are unable to insert the plug into the outlet, contact your electrician to replace the obsolete outlet. Do not defeat the safety purpose of the grounding-type plug.

•Secure Attachment - All card securement pins shall be completely tightened as to provide continuous bonding between the option card and the PC chassis.

•Outdoor Antenna Grounding - Since an outdoor antenna or cable system is connected to the product, be sure that the antenna or cable system is grounded so as to provide some protection against voltage surges and built-up static charges. Article 810 of the National Electrical Code, ANSI/NFPA 70, provides information with regard to proper grounding of the mast and supporting structure, grounding of the lead-in wire to the antenna discharge unit, size of grounding conductors, location of antenna-discharge unit, connection of grounding electrodes, and requirements for the grounding electrode.