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![](https://files.manualsfile.com/91658739-vth8641kms-wp/bg67.png)
Figure 4-12 Alarm messages
Searching for History Messages
Tap History , set the start and end time, and then tap SEARCH.
You search for messages within up to 7 days.
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For VTH5441G.
PDF File Manual, 127 pages, Read Online | Download pdf file