Troubleshooting - Fujitsu B23T-6 LED Operating Manual

Troubleshooting

Having this problem?
No screen display
Power indicator does not light up
No screen display
Power indicator is lit
Message: No Signal
Message: Frequency out of range
:## kHz / ## Hz
Please change the display mode
to 1920 x 1080 with 60 Hz
Picture position not correct
Picture is shaking
Picture is wrongly adjusted
Picture disturbances (vertical lines)
Picture disturbances (horizontal lines, picture
noise)
The screen becomes darker
30
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Check the following points:
► Check whether the power cable on the
monitor is connected correctly.
► Check whether the computer is switched on.
► Check whether the computer is switched on.
► Check whether the data cable for the
monitor is correctly attached to the monitor
port on the computer.
► Press any key on the computer keyboard.
The computer may be in power saving
mode.
► Alter the brightness and/or contrast until you
get a picture.
► Check whether the data cable for the
monitor is correctly attached to the monitor
port on the computer.
► Check whether the computer is switched on.
The input signal (horizontal frequency and
refresh rate) at the displayed input does not
correspond to the technical data for the monitor.
► Adjust the video frequency range using the
computer software (see documentation for
the computer or display adapter).
► Set a different screen resolution using the
computer software (see documentation for
the computer or display adapter).
The monitor recognises an undefined mode (see
chapter "Technical specification", Page
► Press the AUTO
auto-adjustment of the screen.
► Check whether the data cable for the
monitor is correctly attached to the monitor
port on the computer.
► Press the AUTO
auto-adjustment of the screen.
► Run the Factory Recall function in the OSD
menu.
The Auto Processing message appears.
► Press the
AUTO
auto-adjustment of the screen.
► Press the AUTO
auto-adjustment of the screen.
The background lighting has a limited lifetime.
If your monitor display should become too dark,
the background lighting will have to be replaced.
► Contact our Service Desk.
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