Asus VX278 Series Operating instructions
LCD Monitor Troubleshooting - No display
after turning monitor ON
Last Update : 2018/11/05 15:49
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LCD Monitor Troubleshooting - No display after turning monitor ON
No display after turning monitor ON ( screen is black but power supply lights is ON)
Make sure if the operating system had entered hibernation,sleep or power-save mode.
Press any key (Enter key / Power key) or move the mouse to wake it up.
Check if the signal cable (VGA / DVI / HDMI / DisplayPort) is well connected , and
confirmed another end of the output cable has been firmly connected to computer input
port (graphics card). Unplug and plug 2-terminals again to ensure all pins aren't bent.
VGA
DVI
HDMI
DisplayPort (DP)
Press to select corresponding mode (If this model has a variety of input
ports) -> Select the correct input port
NOTE: If this model doesn't have the button, please press "MENU" to enter OSD
menu. The MENU button's position depends on different models
MENU Key
：
Replace other identical signal cable (VGA / DVI / HDMI / DisplayPort) to take cross-test
Connected LCD monitor to the other computers (PC / Notebook) to confirm whether it is
normal
If you press the OSD button and menu shows , please use [ Reset ] function to return to
the initial value of screen
Press and hold the "MENU" key and select MENU > System Setup >Restore factory
mode (Reset)> select "Yes"
Enter safe mode to adjust resolution or refresh rate which the other LCD can support
No display after turning monitor ON (not boot, black screen & no power lights)
Make sure the power button on the front panel is normal for boot
Check if the signal cable (VGA / DVI / HDMI / DisplayPort) is well connected and
confirmed another end of the output cable has been firmly connected to computer input
port (graphics card). Unplug and plug 2-terminals again to ensure all the pins aren't bent.
Please check whether power cord is connected or not , or you can use the same power
cord attached in another product.
If the model had attached with the power supply (AC-adapter), make sure the power
supply has connected to the screen. Please check if the light of power supply is ON. If the
light is NOT ON, change another power supply to test.
Plug other electrical equipment into the power outlet to check if the outlet normally work.
Connect to the other computer (PC / Notebook) to check if it can work.
Are there any regional differences in power specifications that ASUS LCD monitor
supported (for example: If monitor was bought in Taiwan, can it be used in China
or other countries?)
ASUS LCD monitor can support power specification: AC 100-240V. As long as within this
voltage range, the display can work properly. However, please be noted that if you bought
a monitor from another country, the power cord is not necessarily compatible to power
outlet. Customer should replace the appropriate power cord or plug adapter in order to
ensure normal power supply of the display.
If above steps didn't solve the problem, please contact ASUS Customer Center for help.
VGA
DVI
HDMI
DisplayPort (DP)
Please provide the product model and S/N for helping us to deal with it.
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