User Manual

Warning: Before repowering and reuse, please confirm that the instrument has been dried out so as
to avoid electrical short circuit and personal injury caused by moisture.
10.2.2 Storage of Oscilloscope
If the test tool is to be stored for a long time, it is required to charge the lithium battery before storage.
Charging the oscilloscope
The lithium battery is possibly not charged when delivery. To make the battery with enough electric quantity, it
must be charged for 6 hours (the test tool must be turned off during charging). The battery can supply power
for 4 hours after being charged completely.
When supplying power by using the battery, a battery indicator is displayed on the top of the screen to show
the consumption condition of electric quantity. The symbols that are possibly appear include
, , and ,
where shows that the battery can only be used for about 5 minutes. To charge the battery and power the
instrument, connect the oscilloscope using a power adapter according to Figure 1 to charge the battery. The
charging speed can be increased by turning off the test tool.
Notice
To avoid superheat of battery during charging, the environment temperature is not allowed to exceed the
permissible value given in technical specification.
Note:
No hazard will occur even connecting the charger for a long time, e.g. during a whole weekend. The
instrument can automatically switch to slowly charging status.
10.2.3 Replacing the Lithium Battery Unit
It is usually not required to replace the battery unit. But when it is required to replace it, only qualified
personnel can carry out this operation, and only use the same specification lithium battery.
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