Problem Description
After connecting the LP4 Safeguard to your computer via a USB cable, the device does not appear in the Device Connection list in LDS.
Troubleshooting Steps
Step 1: Check the USB Cable and Computer USB Port
A faulty USB port or cable can prevent the device from being recognized.
- Inspect the USB cable for loose connections. Try unplugging and re-plugging it.
- Try a different USB cable and a different USB port on your computer.
Step 2: Check Computer Drivers
Missing or incorrectly installed drivers may prevent the machine from being recognized.
To check if the driver is installed:
(1) Connect the LP4 to your computer using the included USB cable.
(2) Right-click the Start button and open Device Manager.
(3) Expand Ports (COM & LPT) and look for USB-SERIAL CH340.
If the device is missing:
(1) Download and unzip the driver:
(2) Double-click the file to install the driver.
(3) Reconnect the LP4 and check if it is recognized.
Step 3: Connect LP4 to Another Computer
- Connect the LP4 to a different computer to verify if it can be recognized.
- This helps rule out any issue with your current computer.