Huawei RP100-55T User Manual page 84

HUAWEI RP100-55T Room Presence
User Guide
Phenomenon
Image lacking of color
Wrong color
Display unsupported
format
Table 12-4 Touch function
Phenomenon
Touch function invalid 1. Check whether the touch drive program is installed and started.
Touch positioning not
accurate
Table 12-5 Video function cannot work normally
Phenomenon
No image and no
sound
With
vertical
image dithering
No color, weak color,
or weak image
Issue 01 (2013-12-20)
Troubleshooting
1. Check whether the VGA is well connected or is damaged.
2. Adjust the chromaticity, brightness, or contrast in Menu.
1. Select Auto correction in Menu.
2. Adjust the clock and phase in Menu.
Troubleshooting
2. Check whether the size of the touched object is almost equal to
that of the finger.
3. Reinstall the drive program.
4. If the IDB is unexpectedly powered off and has just restarted,
the touch function is unavailable temporarily. In this case, you
need to use the keyboard.
1. Check whether the drive program is correctly installed and
correct the installation.
2. Reinstall the drive program.
3. Check whether the touch pen is directed to the screen.
Troubleshooting
1. Check whether the equipment is started up.
2. Check whether the signal line is well connected, and the INPUT
matches.
3. If in internal PC mode, check whether the internal PC is started.
horizontal or 1. Check whether the signal line is well connected.
stripes or
2. Check whether there is other electronic equipment or electric
tools around the equipment.
1. Adjust the chromaticity, brightness or contrast in Menu.
2. Check whether the signal line is well connected.
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12 Maintenance and Troubleshooting
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