VOLTCRAFT DSO-2202H + AFG Quick Manual page 21

symbol indicates the power-on charging status;
symbol indicates battery power supply;
symbol indicates that there is only about five minutes of use time left.
Please charge as soon as possible according to the relevant tips to avoid
damage to the battery.
C h a rg in g M e th o d
Charging the battery through the power adapter: Connect the oscilloscope to
the power socket through the USB data cable and power adapter.
Charge the oscilloscope through the USB interface: Connect the oscilloscope
to a computer or other equipment through a USB data cable for charging (pay
attention to the load capacity of the power supply equipment to avoid
abnormal operation of the equipment).
N o te
To avoid overheating of the battery during charging, the ambient temperature
must not exceed the allowable value given in the technical specifications.
B attery R ep lacem en t
a ) P re p ara tio n
1) Switch the product OFF.
2) Disconnect any measuring leads and/or USB cable from the product.
b ) R e p la cin g th e re c h arg e a b le b a tte ries
1) Remove the 1x battery compartment cover screw located underneath the
bracket stand.
19