User Manual
UserEM1230  Handheld Digital Oscilloscope 
,
s Manual 
  29
  Replacing and Disposing of the Li Battery Pack 
Warning.   
To  avoid  electrical  shock,  remove  the  test  leads,  probes  and  connected  cables 
before replacing the battery pack. To replace the battery pack, do the following: 
1.  Disconnect the test leads, probes and connected cables. 
2.  Locate  the  battery  access  cover  on  the  bottom  rear.  Loosen  the  screw 
with a cr
ossed screwdriver. 
3.  Lift  the  battery  access  cover  away,  and  take the  battery 
pack  out of the 
battery compartment. Remove the battery plug from the connector. 
4.  Install a new battery pack. 
5.  Reinstall the battery cover, and secure the screw. 
    Warning. Do not throw the battery into water
Carefully. 
Do not dispose of this battery pack with other solid waste. Used batteries should 
be disposed of by a qualified recycler or hazardous materials handler. 
  Calibration and Repair Instrument 
Calibration and repair Instrument by qualified personnel to operate. Need to re 
calibration or repair, please contact the production factory company designated 
agents contact. 










