The Part Number is KX-T7730.
This post explains for the semiconductor KX-T7730, KXT7730.
The function of this semiconductor is Proprietary Telephones Quick Reference Guide.
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Proprietary Telephones Quick Reference Guide KX-T7720/KX-T7730 KX-T7731/KX-T7735 Model KX-T7736/KX-T7750 Important Information When you ship the product: Carefully pack and send it prepaid, adequately insured and preferably in the original carton. Attach a postage-paid letter, detailing the symptom to the outside of the carton. DO NOT send the product to the Executive or Regional Sales offices. They are NOT equipped to make repairs. Product service: Panasonic Servicenters for this product are listed in the servicenter directory. Consult your authorized Panasonic dealer for detailed instructions. WARNING: TO PREVENT THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS PRODUCT TO RAIN OR ANY TYPE OF MOISTURE. THIS HANDSET EARPIECE IS MAGNETIZED AND MAY RETAIN SMALL FERROUS OBJECTS. IMPORTANT NOTICE: Under power failure conditions, this telephone may not operate. Please ensure that a separate telephone, not dependent on local power, is available for use in an emergency. Note: In t […]