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6 . Tro u b le s h o o tin g
1 . T h e o s c illo s co p e c an n o t b e tu rn e d o n .
It may be that the battery is completely exhausted. At this time, even if the
oscilloscope is powered by the power adapter, the oscilloscope cannot be
turned on. You need to charge the battery first, and do not turn on the
oscilloscope. Wait for about 15 minutes, and then try to turn on the
oscilloscope. If the oscilloscope still cannot be turned on, please contact us to
serve you.
2 . T h e o s c illo s co p e tu rn s o ff a fte r a fe w s ec o n d s o f s ta rtu p .
It may be that the battery is exhausted. Check the battery symbol at the top
left of the screen.
be charged.
3 . A fte r s w itc h in g to th e m u ltim e te r, th e m e as u re m en t typ e is d is p laye d
a s E .
It may be that the measurement type was not selected. At this time, press F 4 ,
the measurement type should display the corresponding measurement type.
If E is still displayed, restart the oscilloscope.
4 . In th e o s c illo s co p e s ta te , th e m e a su re d vo lta g e a m p litu d e va lu e is 1 0
tim e s la rg e r o r s m a lle r th a n th e a c tu a l va lu e .
Check whether the channel attenuation coefficient is consistent with the
actual probe error ratio.
5 . In th e o s c illo s co p e s ta te , th e re is a w ave fo rm d is p lay, b u t it c a n n o t b e
s ta b ilize d .
Check whether the source item in the trigger mode menu is consistent
with the signal channel actually used.
Check whether the trigger electrical level has exceeded the waveform
range. Only by setting the parameters reasonably, the waveform can be
displayed stably.
6 . In th e o s c illo s co p e s ta te , n o th in g is d is p laye d a fte r p re ss in g
symbol indicates that the battery is exhausted and must
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