8 | Troubleshooting
60
8 Troubleshooting
8.1 No Picture Displayed
Power indicator does not light up.
• Check whether the power cord is connected properly.
• Turn on the main power switch on the back of the monitor.
• Touch
.
• Turn off the main power switch on the back of the monitor, and then turn it on again a
few minutes later.
Power indicator is lighting white.
• Increase the various adjustment values for "Brightness" and "Gain" in the Setting menu
(see
Power indicator is lighting orange.
• Switch the input signal.
• Turn the setting "On" for "Compatibility Mode" on the "Administrator Settings" menu (see
).
• Move the mouse or press any key on the keyboard.
• Check whether the external device is turned on.
• Turn off the main power switch on the back of the monitor, and then turn it on again.
The message "No Signal" appears in the screen.
Example:
• The message shown above may appear as some external devices do not output a
signal immediately after power-on.
• Check whether the external device is turned on.
• Check whether the signal cable is connected properly.
• Switch the input signal.
• Turn off the main power switch on the back of the monitor, and then turn it on again.
• Try setting "Auto Input Detection" in the "Administrator Settings" menu to "Off" and
switching the input signal manually (see
).
The message "Signal Error" appears in the screen.
Example:
• Check whether the external device is configured to meet the resolution and vertical scan
frequency requirements of the monitor. The list of compatible resolutions for this product