1、检查无线电话电源有没有插好，有无松动或接触不良。2、检查是否要对码操作信号源。3、无绳电话如有锂电池是否没装好或者装反。4、查看说明书。5、打电话咨询保修。
“Guía Rápida Española”, página 73. For assistance, visit our Web site: /help for customers in the U.S.A. or Puerto Rico. Please register your product: /prodreg Table of Contents Introduction Caller list 44 Model composition 3 Using Bluetooth Devices Accessory information 4 Copying ...