Safety requirement
EN
Copyright © Qingdao Hantek Electronic Co., LTD
HBT3000 series user manual
7
1.6
Care and Cleaning
Care
：
When storing or placing the internal resistance tester, do not expose the LCD
display to direct sunlight for a long time.
Cleaning
：
According to the requirements of operating conditions, regularly check the
internal resistance tester and test line. Please clean the outer surface of the
instrument according to the following steps
：
1) Use a lint free cloth to remove floating dust from the outside of the internal
resistance tester and test line. Please be extremely careful to avoid scratching the
smooth display filter material.
2) Clean the internal resistance tester with a soft cloth soaked in water. To clean
more thoroughly, a water solvent of 75% isopropanol can be used.
Note
：
To avoid damaging the surface of the internal resistance tester or test line, do
not use any corrosive or chemical cleaning agents.
Warning
：
Before re powering on, please confirm that the instrument has dried thoroughly
to avoid electrical short circuits or even personal injury caused by moisture.
