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5 | Troubleshooting
from the graphics driver to the monitor. After changing the setting, adjust the touch
position again.
Touch operations do not work.
• Connect the monitor to the PC using a cable described in the Setup Manual or User's
Manual. The touch panel may not work correctly if a conversion adapter is used.
• If you have changed the cable for the touch panel (from a USB cable to a RS-232C
cable or vice versa), turn off the monitor and turn it on again.
• Another logged-in user may have changed the settings. Redo the settings.
• Restart the touch panel driver configuration tool or reboot the PC.
• If you are using a RS-232C cable, restart the PC after connecting the cable. Also, check
that the "RS-232C" setting in the "Administrator Settings" menu is set to "On" (see
RS-232C
[} 16]).
Deflection occurs on the surface of the touch panel.
• Due to the structure of the touch panel, deflection may occur on the surface of the touch
panel in hot and humid environments. This is not a malfunction.
5.5 Other Problems
The Setting menu does not appear
• Check whether the operation lock function is enabled (see
Cannot select items in the Setting menu.
• Items displayed in gray text cannot be changed.
• "Color" items cannot be changed in some color modes. Setting the color mode to "User
1" or "User 2" will allow you to change all items (see
No audio output.
• This product does not contain speakers.
The message "Changes to this settingmay increase power consumption."
appears on the screen.
Example:
This is a message that will only be displayed during the initial setup when using a function
that may potentially increase power consumption. Select "OK" to proceed to the next step.
20
Key Lock
[} 15]).
Color
[} 7]).
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