Owon TAO3000 Series User Manual page 133

2. Disconnect power before cleaning your Oscilloscope. Clean the instrument
with a wet soft cloth not dripping water. It is recommended to scrub with
soft detergent or fresh water. To avoid damage to the instrument or probe,
do not use any corrosive chemical cleaning agent.
Warning: Before power on again for operation, it is required to confirm
that the instrument has already been dried completely,
avoiding any electrical short circuit or bodily injury resulting
from the moisture.
Appendix C: Battery Using Guide
Charging the oscilloscope
There will have battery power indication show on the top of panel when
oscilloscope power supplied by the battery (if no indication has appeared, see
"Display" on P51 ).
indicates the battery is nearly used up.
Note:
To avoid overheat of battery during charging, the ambient temperature is not
allowed to exceed the permissible value given in technical specification.
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.
10.Appendix
Figure 10-1 Battery level indicator
127
Battery level indicator