Industrial personal computer failure

1. The computer cannot be turned on, and the computer cannot pass the self-test when it is turned on (there is no sound of "drip" when it is turned on).

Troubleshooting method: first check whether the computer power supply is normal; Secondly, after disconnecting the power supply, open the computer case, remove the image card, IO after the card and other third-party hardware, check the CPU, memory chips, power supply and other hardware one by one, find the faulty computer parts and replace them.

2. BOOT black screen, display English DISK BOOT FAILURE,INSERT SYSTEM DISK AND PRESS ENTER.

Troubleshooting method: disconnect the power supply and open the computer case to check whether the hard disk cable is connected or loose.

3. It can be turned on, but it can't enter the system with blue screen or black screen.

Troubleshooting method: restore to the factory system according to the system quick restore manual.

4. If the system cannot be started, the system cannot be restored.

Troubleshooting method: after the system fails to be restored according to the system quick restore manual, step 1, try the trial belt first PE of U drive In PE system ghost restore the system. Rujin PE after that, it was found that the hard disk could not be found or the hard disk could not be used normally due to read and write exceptions. ghost restore the system, because the hard disk is damaged, try again after replacing the hard disk PE lower use ghost and reinstall the system.

Monitor failure

1. The indicator light on the monitor is displayed.

Troubleshooting method: Check VGA whether the connector of connecting line display and industrial control computer is loose. Secondly, restart the button on the industrial personal computer F8 in safe mode, the resolution setting of the display is reduced in safe mode.

2. The indicator light on the display is not displayed.

Troubleshooting method: Check whether the power supply of the monitor is normal, and then find another computer monitor to see if it is normal after replacement.