Eizo FlexScan EV2781, User Manual

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5 | Troubleshooting
32
USB peripheral devices connected to the monitor do not work.
• Check whether the USB cable is correctly connected between the PC and the monitor.
• Check whether the USB cable is correctly connected between the peripheral and the
monitor.
• Try using a different USB port on the monitor.
• Try using a different USB port on the PC.
• Update the USB drivers for the peripheral devices.
• Reboot the PC.
• When "Compatibility Mode" is set to "Off" in the "Administrator Settings" menu and the
power of the monitor is turned off, devices connected to the USB downstream port are
not operational. Change the setting for "Compatibility Mode" to "On" (see
Compatibility
Mode [
}
27] ).
• When "USB" is set to "Off" in the "Administrator Settings" menu, peripheral devices
connected to the USB port cannot be used. Set "USB" to "On" (see USB [
}
27] ).
• If the peripheral devices work correctly when they are directly connected to the PC,
contact your local EIZO representative.
• Check the PC’s BIOS setting for USB when using Windows. (Refer to the User’s Manual
of the PC for details.)
• Update the PC OS.
Power indicator is flashing orange and white.
• This symptom may occur when the PC is connected to the DisplayPort connector. Use a
signal cable recommended by us for the connection. Turn the monitor off and on.
• Check the connection and condition of the USB peripheral devices connected to the
monitor.
• Turn off the main power switch on the back of the monitor, and then turn it on again.
Even when the mouse or keyboard are used, the PC does not return from
sleep.
• Turn the setting "On" for "Compatibility Mode" on the "Administrator Settings" menu (see
Compatibility Mode [ } 27] ).
The PC does not operate with the power supply (USB Power Delivery) from
the monitor.
• Check whether the PC has the specifications to operate with a 70 W power supply.
• For a 70 W power supply, use the following USB cables:
– CC200SS-5A or CC200SSW-5A (Included)
– CC100 (Optional accessory)
• Turn the setting "On" for "USB" on the "Administrator Settings" menu (see USB [
}
27] ).