Touch Screen Troubleshooting - HIS -ML19.5-A Series User Manual

Troubleshooting

Touch Screen Troubleshooting

Applies to touch screen monitors only� To be sure that you have the most current driver, please
check the following Internet address:
Symptom
No response
when touching
the touch
screen
The cursor
moves but does
not follow my
finger when
touching the
touch screen
26 ML19.5A User Manual, 99158B, September 2021
https://www�HopeIndustrial�com/support/drivers/
Causes
Touch screen driver has not
been installed�
Touch screen cable is not
plugged in correctly.
If using a USB connection,
does the USB cable length
exceed 5 meters?
If using a Serial connection,
is the Serial cable plugged
into the correct COM port?
Touch screen driver has not
been installed�
Touch screen has not been
calibrated�
Solutions
Download and install the latest driver from
the Hope Industrial website�
Make sure either the USB or Serial cable
is securely connected to the monitor and
PC� Do not connect both�
USB cables have a 5 meter limitation and
could cause no touch response if this is
exceeded�
Ensure that the Serial cable is connected
to the COM port being used prior to
installing the touch screen driver.
Download and install the latest driver from
the Hope Industrial website�
Activate the calibration utility� In Windows
systems, these settings may be found at
the following location:
Control Panel > Elo Touchscreen >
"General" Tab
• Press the Align button.
• Touch all targets as the appear to
calibrate the touch screen�
• Press the Green Check button when
verified.