Dell P2424HT - Touchscreen and USB Problems

102 │ Troubleshooting
Touchscreen Problems
Specific What you
experience
Possible Solutions
Touch report
error
Touch function miss
alignment or no touch
function
• 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 supports 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.
Touchscreen non-
responsive in
standby mode
Touchscreen non-
responsive in standby
mode
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.
Windows 8,
Windows 8.1
Windows 10
and Windows 11
Calibration
Cursor does not
accurately follow
your finger when you
touch the screen
1.
Open Control Panel, open
Hardware and Sound, and then
open Tablet PC Settings.
2. Select Calibration.
3. Follow the instructions to
recalibrate your screen