GPS invalid troubleshooting method

Issuing time:2021-12-04 15:51



Question:GPS invalid

Check whether the GPS antenna is firmly plugged into the MDVR;

Put the MDVR GPS antenna in an outdoor open place and check the signal strength;

Insert the GPS antenna that works normally on other MDVR into this MDVR;

Use a multimeter to measure whether the MDVR GPS feeder has 3V output. If there is no 3V output, the GPS feeder may be in poor contact;

GPS module damaged。



问题:GPS无效

检查GPS天线有没插紧;

把MDVR GPS天线放到室外空旷处,查看信号;

把其他MDVR上面确认好的GPS天线换到这台MDVR上面;

万用表测量MDVR GPS馈线,是否有3V输出。如果没有3V输出,可能馈线接触不良;

GPS模块损坏。



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