Regulatory InformationWorkCentre 6505 Color Laser Multifunction PrinterUser Guide226For user protection, make sure that the printer is properly grounded. The electrical ground connectionsof the power utility, telephone lines, and internal metallic water pipe systems, if present, must beconnected together. This precaution could be vital in rural areas.WARNING: Do not attempt to make such connections yourself. Contact the appropriate electricinspection authority, or electrician, to make the ground connection.The REN assigned to each terminal device provides an indication of the maximum number of terminalsallowed to be connected to a telephone interface. The termination on an interface could consist of anycombination of devices. The only limitation to the number of devices is the requirement that the sumof the RENs of the devices does not exceed 5. For the Canadian REN value, please see the label on theequipment.European UnionRadio Equipment & Telecommunications Terminal Equipment DirectiveThe Facsimile has been approved in accordance with the Council Decision 1999/5/EC for pan-Europeansingle terminal connection to the public switched telephone network (PSTN). However, due todifferences between the individual PSTNs provided in different countries, the approval does not give anunconditional assurance of successful operation on every PSTN network terminal point.In the event of a problem you should contact your authorized local dealer.This product has been tested to and is compliant with ES 203 021-1, -2, -3, a specification for terminalequipment for use on analog-switched telephone networks in the European Economic Area. Thisproduct provides a user-adjustable setting of the country code. The country code should be set prior toconnecting this product to the network. Refer to the customer documentation for the procedure forsetting the country code.Note: Although this product can use either loop disconnect (pulse) or DTMF (tone) signaling, it isrecommended that it is set to use DTMF signaling. DTMF signaling provides reliable and faster callsetup. Modification of this product, connection to external control software or to external controlapparatus not authorized by Xerox ® , will invalidate its certification.South African StatementThis modem must be used in conjunction with an approved surge protection device.