No display/Unable to power on

(First check whether the adapter or other power cables are faulty or have poor contact.)

äļ€ã€No backlight, no display:1.Is the PC power switch turned on?

ReasonïžšThe customer is unaware of the PC power switch.

āļŠāļēāļĢāļĨāļ°āļĨāļēāļĒïžšPress the PC power button to turn on the computer.

2.Power supply is normal, PC power button light does not illuminate, motherboard red light.

Reason:
Motherboard defect.

āļŠāļēāļĢāļĨāļ°āļĨāļēāļĒ:Replace the motherboard.

3.Store data.

Reason:Motherboard storage capacity is full

āļŠāļēāļĢāļĨāļ°āļĨāļēāļĒ:Battery discharge (remove the battery for about 5 āļ§āļīāļ™āļēāļ—āļĩ, then reinsert it)

4.RAM Installation (āļ„āļ­āļĄāļžāļīāļ§āđ€āļ•āļ­āļĢāđŒ)

Reason:Memory module loose connection, loosened due to transportation vibration

āļŠāļēāļĢāļĨāļ°āļĨāļēāļĒ:Heavy-duty truck memory module

5.RAM slot (āļ„āļ­āļĄāļžāļīāļ§āđ€āļ•āļ­āļĢāđŒ)

Reason:Slot contact issue


Soluton:If there are dual card slots, you can switch to another slot.

6.High-voltage busbar

ReasonïžšHigh-voltage busbar

āļŠāļēāļĢāļĨāļ°āļĨāļēāļĒïžšāļāļēāļĢāļ—āļ”āđāļ—āļ™

7.Backlight cable

ReasonïžšPoor backlighting

āļŠāļēāļĢāļĨāļ°āļĨāļēāļĒ:āļāļēāļĢāļ—āļ”āđāļ—āļ™

8.āļŦāļ™āđ‰āļēāļˆāļ­āđāļ­āļĨāļ‹āļĩāļ”āļĩ

ReasonïžšLCD Screen Fault

āļŠāļēāļĢāļĨāļ°āļĨāļēāļĒ:āļāļēāļĢāļ—āļ”āđāļ—āļ™

䚌、Backlight present, no display:The external monitor is displaying.

ReasonïžšThe BIOS resolution is incorrect.
Poor contact in the LCD screen cable

āļŠāļēāļĢāļĨāļ°āļĨāļēāļĒ:Flash the BIOS
Unplug the display cable. If that doesn’t work, replace the display cable. Replace the display cable.

äļ‰ã€Black screen after entering the system:Brightness Settings Issue

Reason:Set brightness to minimum

āļŠāļēāļĢāļĨāļ°āļĨāļēāļĒ:Increase the brightness on the external monitor.

四、Setup IssuesïžšWhether BIOS and motherboard jumper settings are configured for power-on boot

Reason:Setting both power-on methods simultaneously will prevent the device from booting up.

āļŠāļēāļĢāļĨāļ°āļĨāļēāļĒ:Disable a power-on startup configuration method

䚔、After running for a period of time, a black screen restart can restore itïžšāļĢāļ°āļšāļš

ReasonïžšSystem error

āļŠāļēāļĢāļĨāļ°āļĨāļēāļĒïžšReinstall the operating system

六、Touch displayïžšIs the keypad switch turned off?

āļŠāļēāļĢāļĨāļ°āļĨāļēāļĒ:Press the POWER button on the keypad.

āđāļšāđˆāļ‡āļ›āļąāļ™:

āļšāļ—āļ„āļ§āļēāļĄāļ—āļĩāđˆāđ€āļāļĩāđˆāļĒāļ§āļ‚āđ‰āļ­āļ‡