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Abnormal
phenomenon
30．When writing,
there are shaking
(jumping) pen and
broken pen (some
can write)
Cause analysis
1. Incorrect writing mode (infrared
screen) or interference source
2. Interference from strong light
source or infrared source
(capacitive screen)
Terms of settlement
1. It is recommended to write with
a writing pen as far as possible,
hold the pen away from the pen tip
as far as possible, and the included
angle between the pen and the
screen surface should be greater
than 60 degrees as far as possible
(note that the sleeves or wrists
should not be close to the screen
surface),
2. Remove the interference source
or change to a non-interference
environment
12
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