Fluke Biomedical 190M - Manual (Page 107)

Maintaining the Test Tool
Replacing the Battery Pack
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Replacing the Battery Pack
W Warning
Use only the Fluke BP290 (not recommended
for 190M-4) or BP291 for replacement!
When no adapter power is supplied, data saved in the test
tool memory is maintained if the battery is replaced within
30 seconds. To avoid loss of data, do one of the following
before removing the battery:
− Store the data on a computer or a USB device.
− Connect the power adapter.
To replace the battery pack, proceed as follows:
1. Remove all probes and/or test leads
2. Remove the standup or fold it to the test tool
3. Unlock the battery cover (Figure 47)
4. Lift the battery cover and remove it, (Figure 48)
5. Lift one side of the battery and remove it (Figure 49)
6. Install a battery and close the battery cover.
Figure 47. Unlocking the Battery Cover