3.3 Troubleshooting (FAQ) Phenomenon Recommended Actions
Power indicator off ▪ Press the power button again and check whether
the power is on.
▪ Check whether the power switch on the back side
of the monitor is on.
▪ Check whether the power cord is well connected.
Amber power indicator
and blank screen
▪ Check whether both the monitor and the selected
video device, or the computer, are on.
▪ Check whether the signal cable is well connected.
▪ Check whether the signal cable is undamaged.
▪ When computer is in use, check whether the
computer is waken by clicking any key on the
keyboard or moving the mouse.
▪ Check whether the video device, or the computer,
is working well by connecting it to another monitor,
if available.
Remote controller
malfunctions
▪ Ensure no obstruction between the monitor and
the remote controller.
▪ Check whether the batteries are installed correctly
to the correspondent polarities.
▪ Install a new battery.
Screen too bright, too
dark, or colour error
▪ Check whether the signal cable is undamaged.
▪ Use “All Reset” function in the System Setup
menu.
Screen image bouncing,
rolling, or with
water-flowing pattern
▪ Check whether the signal cable is well connected.
▪ Move away electrical devices that may cause
electromagnetic interference.
Screen image blurry or
fuzzy
▪ Check whether the video signal cable is well
connected.
▪ Use “Auto Adjust” function for VGA input.
No sound or low sound
level
▪ Check whether the audio cable is well connected.
For some video devices and computers, the audio
signal is NOT transmitted over the HDMI interface.
Audio cable MUST be connected in this case.
▪ Adjust the volume level.
▪ For PC sound, check whether the sound card and
its driver are properly installed and activated.
PC screen image not
centred or sized properly
▪ Use “Auto Adjust” function.
ASUS MT276 Series LCD Monitor 29