User's Manual

42
Failure Possible Cause Solution
The handwriting
is discontinuous.
The writing method is
incorrect.
You are advised to use the
SHQUDWKHUWKDQD¿QJHUWR
write. Hold the pen as far to
the nib as possible. The angle
between the pen and display
needs to be greater than 60
degrees. Do not touch the
display with your sleeve or
wrist.
The covering area of the
nib does not meet the
requirement or the nib is
too small.
Change the nib or use a pen
with larger covering area.
The infrared tube is
blocked.
Check if infrared tubes are
blocked.
Strong light or infrared
interference exists.
Remove the interference
source or change the using
environment.
Unable to write
The color of the pen is the
same as or similar to the
background color.
Change the color of the pen.
You hand or other objects
are on the display when
you are writing.
You are advised to use the
SHQUDWKHUWKDQD¿QJHUWR
write. Hold the pen as far to
the nib as possible. The angle
between the pen and display
needs to be greater than 60
degrees. Do not touch the
display with your sleeve or
wrist.
Strong light or infrared
interference
Remove the interference
source or change the using
environment.
The writing method is
incorrect.
You are advised to use the
SHQUDWKHUWKDQD¿QJHUWR
write. Hold the pen as far to
the nib as possible. The angle
between the pen and display
needs to be greater than 60
degrees. Do not touch the
display with your sleeve or
wrist.