vividtouch VTE-3200 Installation & Operation Manual page 49

Table 5-1. Troubleshooting Chart (continued)
Symptom
Image appears " washed
out " and / or dark areas app
ear too bright.
Image is too dark.
Images from an HDMI source do
not display.
Computer images do not
display correctly.
Touch screen doesn't
work.
Should you require assistance with a suspected hardware fault, please contact the support line below. You will require
your unit serial number. The operator will attempt to diagnose any fault and will take action as appropriate.
UK Warranty Support
Tel. 08450 724 999
services@steljes.co.uk
Email.
Possible Cause(s)
• Brightness is set too high.
• Brightness and / or Backlight are
set too low.
• The resolution and frequency of
the video card in the computer
are not compatible with the
display.
• HDMI c ab le from source to
display is either defective or too
long.
• The resolution and frequency of
the video card in the computer
are not compatible with the
display.
• Clock and Phase settings nee d
adjustment.
• Multi-touch controller host
computer is not connected
correctly.
• Host computer hardware or OS
incompatibility.
Solution
• Decrease the brightness setting.
• Increase the brightness and /
or backlight settings.
• Select a compatible resolution
and vertical frequency (refer
to Supported Timings on page
61).
• Try a known-good and / or
shorter HDMI c able.
• Select a compatible resolution
and vertical frequency (refer
to Supported Timings on page
61).
• Adjust Clocks and
settings (refer to Phase - VGA
sources on page 45 and Clock
sources on
- VGA page 45
• See Figure 3-7.
• Refer to Enabling
on
Touch Screen page 31.
Phase
).
the
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