47TROUBLESHOOTING DO NOT PACK THE EQUIPMENT IN CRUSHEDNEWSPAPERS FOR SHIPMENT! EXTENSIVE DAMAGE MAYRESULT DURING ROUGH HANDLING OR SHIPPING.Note:uRecord the date of purchase, serial number and dealer fromwhom the transceiver was purchased.uFor your own information, retain a written record of anymaintenance performed on the transceiver.uWhen claiming warranty service, please include a photocopy ofthe bill of sale, or other proof-of-purchase showing the date ofsale.CLEANINGThe keys, controls, and case of the transceiver arelikely to become soiled after extended use. Removethe controls from the transceiver and clean them witha neutral detergent and warm water. Use a neutraldetergent (no strong chemicals) and a damp cloth toclean the case.BACKUP BATTERYThis transceiver uses an EEPROM to store memorychannel data, menu configurations, and all necessaryoperation parameters. So, you never have to worryabout replacing back-up batteries to operate thetransceiver.GENERAL INFORMATIONYour transceiver has been factory aligned and testedto specification before shipment. Under normalcircumstances, the transceiver will operate inaccordance with these operating instructions. Alladjustable trimmers, coils and resistors in thetransceiver were preset at the factory. They shouldonly be readjusted by a qualified technician who isfamiliar with this transceiver and has the necessarytest equipment. Attempting service or alignmentwithout factory authorization can void the transceiverwarranty.When operated properly, the transceiver will provideyears of service and enjoyment without requiringfurther realignment. The information in this sectiongives some general service procedures requiring littleor no test equipment.SERVICEIf it is ever necessary to return the equipment to yourdealer or service center for repair, pack thetransceiver in its original box and packing material.Include a full description of the problemsexperienced. Include your telephone number, faxnumber, and email address (if available) along withyour name and address in case the servicetechnician needs to contact you for furtherexplanation while investigating your problem. Do notreturn accessory items unless you feel they aredirectly related to the service problem.You may return your transceiver for service to theauthorized KENWOOD dealer from whom youpurchased it or any authorized KENWOOD servicecenter. A copy of the service report will be returnedwith the transceiver. Please do not sendsubassemblies or printed circuit boards. Send thecomplete transceiver.Tag all returned items with your name and call signfor identification. Please mention the model andserial number of the transceiver in anycommunication regarding the problem.SERVICE NOTEIf you desire to correspond on a technical oroperational problem, please make your note short,complete, and to the point. Help us help you byproviding the following:1 Model and serial number of equipment.2 Question or problem you are having.3 Other equipment in your station pertaining to theproblem.4 Meter readings.5 Other related information (menu setup, mode,frequency, key sequence to induce malfunction,etc).