Siemens Industrial Control Computer Maintenance (Dihao)

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Solution to Siemens Industrial Control Computer Malfunctions
（1） Common fault phenomena of touch screen
1. The industrial control computer has a display when turned on, but the screen is very dark. Using the brightness adjustment function key to debug does not make any changes;
2. The touch screen of the industrial computer turns white (without text or images) or has a blurred screen when it is turned on, but the external monitor is working properly;
3. There are horizontal or vertical bright lines and bright bands on the touch screen of the industrial computer;
4. The startup screen of the industrial computer is black, but the image on the external monitor is normal.
5. Cannot touch or touch offset
Solution: Replace the LCD or touchpad
（2） Common Hard Disk Malfunctions
1. The hard drive runs programs very slowly and is accompanied by crashes;
2. The startup screen of the industrial computer prompts that the hard drive cannot be found;
3. The hard drive makes abnormal clicking sounds, and the system cannot start;
4. The hard drive circuit board is burnt and smoking;
5. Recovery of data such as accidental deletion, formatting, cloning, partitioning, virus invasion, etc
Solution: Backup data, reinstall the system
（3） Common keyboard malfunctions
1. A key on the industrial computer keyboard is malfunctioning;
2. The keyboard of the industrial computer is flooded with water;
3. The industrial computer keyboard automatically repeats key presses.
Solution: Replace the keyboard
（4） Common battery malfunction phenomena
1. The industrial computer battery is not charging;
2. The industrial computer cannot be turned on using batteries;
3. The industrial computer battery can be charged and the discharge time is particularly short.
Solution: Replace the battery with a new one