What to do if the GPS positioning module is abnormal

In modern society, GPS has long been a common tool for people in transportation, travel, and navigation. However, when using GPS, many people will encounter the abnormal problem of the positioning control module, resulting in the loss of GPS signal and cannot be used normally. What should we do when we encounter an abnormality in the positioning control module? This article will show you how to solve the problem of GPS signal loss.

1. Check the GPS antenna

The GPS antenna is an integral part of the GPS receiver. If the GPS antenna is abnormal or damaged, the GPS signal will be lost. Therefore, when we encounter the problem of GPS signal loss, first check whether there is any problem with the GPS antenna. The specific steps are as follows:

1. Check whether the GPS antenna is connected normally, and make sure that the antenna connector is not loose.

2. Check whether the GPS antenna is damaged. Once the antenna is found to be damaged or cracked, replace the antenna.

3. Check whether the position of the GPS antenna is correct or not. The GPS antenna should be installed on the antenna part of the car as much as possible to prevent it from being blocked by metal objects.

                                                               (Beitian GPS antenna dish BT-300D)

2. Check the GPS receiver

If the GPS antenna is normal, but the GPS signal is still missing, then the problem may be with the GPS receiver. The GPS receiver is a key part of the GPS system. If there is an abnormality or damage, the GPS signal will be lost. Therefore, when we encounter the problem of GPS signal loss, we can try to check whether there is a problem with the GPS receiver. The specific steps are as follows:

1. Check whether the GPS receiver is connected normally, and make sure that the receiver connector is not loose.

2. Check whether the GPS receiver is damaged. Once the receiver is found to be damaged or cracked, replace the receiver.

3. Check the GPS receiver settings to ensure that the GPS receiver settings are appropriate, such as serial port baud rate, parity bit, data bit, etc.

                                                  (Beitian GNSS receiver BT-200)

(Beitian GNSS receiver BT-200D)

3. Check the switching power supply

If the GPS antenna and GPS receiver are normal, but the GPS signal is still lost, then the problem may occur on the switching power supply. GPS equipment must have a relatively stable switching power supply. If the switching power supply is unstable, the GPS signal will be lost. Therefore, when we encounter the problem of GPS signal loss, we can try to check whether there is any problem with the switching power supply. The specific steps are as follows:

1. Check whether the power plug is normal, and make sure that the power plug connector is not loose.

2. Check whether the power plug is damaged. Once the power plug is found to be obviously damaged or cracked, replace the power plug.

3. Check whether the supply voltage of the switching power supply is normal. If the voltage is unstable, the power supply must be replaced.