Touchscreen Problems - Dell P2314Tt User Manual

Common What You
Symptoms Experience
Picture color
Wrong Color
not good
Image retention
Faint shadow
from a static
from the static
image left on
image displayed
the monitor for
appears on the
a long period of
screen
time
Safety Related Visible signs of
Issues smoke or sparks Contact Dell immediately.

Touchscreen Problems

Specific What You
Symptoms Experience
Touch function
Touch report miss alignment
error or no touch
function
Cannot wake
Touch screen up monitor
non-responsive and computer
in power-save by using touch
mode in power-save
mode
Possible Solutions
• Change the Color Setting Mode in the Color
Settings OSD to Graphics or Video depending on
the application.
• Try different Color Preset Settings in Color
Settings OSD. Adjust R/G/B value in Color
Settings OSD if the Color Management is turned
off.
• Change the Input Color Format to PC RGB or
YPbPr in the Advance Setting OSD.
• Run the built-in diagnostics.
• Use the Power Management feature to turn off
the monitor at all times when not in use (for more
information, see Power Management Modes).
• Use a dynamically changing screen saver.
Do not perform any troubleshooting steps.
Possible Solutions
• Use the Dell provided USB cable to connect your
computer.
• Make sure the power cable has a ground pin.
• Unplug and replug the power cable from the
power adapter to allow auto-recalibration of the
touch module.
• Make sure computer support USB 2.0 or later.
• If the display cannot be detected by the
computer, power off/on the monitor or unplug
and replug the USB cable.
1. Access Device Manager, expand HID Interface
Device under Human Device.
2. Right click HID- compliant device, click
Properties and select the check-box to allow
the device to wake the computer.
Troubleshooting 39