20 21How to Contact Key Digital®Customer SupportFor customer support questions please contact us at:➔ Phone: 914-667-9700➔ E-mail: customersupport@keydigital.comTechnical SupportFor technical questions about using Key Digital® products, please contact us at:➔ Phone: 914-667-9700➔ E-mail: tech@keydigital.comRepairs and Warranty ServiceShould your product require warranty service or repair, please obtain aKey Digital ® Return Material Authorization (RMA) number by contacting us at:➔ Phone: 914-667-9700➔ E-mail: rma@keydigital.comFeedbackPlease email any comments/questions about the manual to:➔ E-mail: customersupport@keydigital.comWarranty InformationAll Key Digital® products are built to high manufacturing standards and should provideyears of trouble-free operation. They are backed by a Key Digital Limited 3 YearProduct Warranty Policy. http://www.keydigital.com/warranty.htmImportant Product Warnings:1. Connect all cables before providing power to the unit.2. Test for proper operation before securing unit behind walls or in hard to access spaces.3. If installing the unit into wall or mounting bracket into sheet-rock, provide proper screwsupport with bolts or sheet-rock anchors.Safety Instructions:Please be sure to follow these instructions for safe operation of your unit.1. Read and follow all instructions.2. Heed all warnings.3. Do not use this device near water.4. Clean only with dry cloth.5. Install in accordance with the manufacturer’s instructions.6. Do not install near any heat sources such as radiators, heat registers, stoves, or otherapparatus (including amplifiers) that produce heat.7. Only use attachments/accessories specified by the manufacturer.8. Refer all servicing to qualified service personnel. Servicing is required when the devicehas been damaged in any way including:» Damage to the power supply or power plug» Exposure to rain or moisturePower Supply Use:You MUST use the Power Supply provided with your unit or you VOID the Key Digital®Warranty and risk damage to your unit and associated equipment.KD-X444L_Manual.indd 20-21 2/22/18 11:33 AM