CHAPTER 5: WARNINGS AND TROUBLESHOOTING
30
5.1 Warning Messages
When any of these warning messages appear, check the following items.
Warning Message
Cause
Solution
The resolution or the refresh rate of
the graphics card is set too high.
√
Change the resolution or the
refresh rate of the graphics
card.
The LCD display cannot detect the
input signal source.
√
Check if the computer is ON.
√
Check if the signal cable is
properly connected.
√
Check if any pin inside the cable
connector is twisted or broken.
The OSD has been locked by the
user.
√
Unlock the OSD. Refer to page
29.
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