(Controleer eerst of de adapter of andere stroomkabels defect zijn of slecht contact maken.)
een、Geen achtergrondverlichting, geen weergave:1.Is de aan/uit-schakelaar van de pc ingeschakeld??
Reden：De klant is zich niet bewust van de aan/uit-schakelaar van de pc.
Oplossing：Druk op de aan/uit-knop van de pc om de computer in te schakelen.
2.De stroomvoorziening is normaal, Het lampje van de aan/uit-knop van de pc gaat niet branden, motherboard red light.
Reden:
Motherboard defect.
Oplossing:Replace the motherboard.
3.Store data.
Reden:Motherboard storage capacity is full
Oplossing:Battery discharge (remove the battery for about 5 seconden, then reinsert it)
4.RAM Installation (Computer)
Reden:Memory module loose connection, loosened due to transportation vibration
Oplossing:Heavy-duty truck memory module
5.RAM slot (computer)
Reden:Slot contact issue
Soluton:If there are dual card slots, you can switch to another slot.
6.High-voltage busbar
Reden：High-voltage busbar
Oplossing：Replacement
7.Backlight cable
Reden：Poor backlighting
Oplossing:Replacement
8.LCD screen
Reden：LCD Screen Fault
Oplossing:Replacement
二、Backlight present, geen weergave:The external monitor is displaying.
Reden：The BIOS resolution is incorrect.
Poor contact in the LCD screen cable
Oplossing:Flash the BIOS
Unplug the display cable. If that doesn’t work, vervang de beeldschermkabel. Replace the display cable.
三、Black screen after entering the system:Brightness Settings Issue
Reden:Set brightness to minimum
Oplossing:Increase the brightness on the external monitor.
四、Setup Issues：Whether BIOS and motherboard jumper settings are configured for power-on boot
Reden:Setting both power-on methods simultaneously will prevent the device from booting up.
Oplossing:Disable a power-on startup configuration method
五、After running for a period of time, a black screen restart can restore it：Systeem
Reden：System error
Oplossing：Installeer het besturingssysteem opnieuw
六、Touch display：Is the keypad switch turned off?
Oplossing:Press the POWER button on the keypad.