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Three-phase microcomputer relay protection tester operation method:

1. Install the built-in industrial computer and Windows operating system. Do not switch on and off the host power too frequently.

2. A USB port is installed on the installation panel or backplane. The USB device (such as a USB flash drive) can be hot-switched.

3. Install a dedicated self-recovery CF card to prevent operating system damage caused by illegal shutdown, deletion or correction of files on the hard disk and ICONS on the desktop. If you really need to store data in the machine, please save the data in drive D. When copying data using USB disk, please ensure that the USB disk is clean without virus, and please do not use the USB disk to install other software programs in the system.

4. When you connect an external keyboard or mouse, do not insert it incorrectly; otherwise, the Windows operating system may fail to start.