The Help Menu
The Help menu allows you to view system information and the online user guide.
About
When you open the About, it displays the following device information:
● System Name – the current system name
● CM Version – the current Web browser interface version
User Guide
When you open User Guide, it downloads the user guide on the host system.
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Need help?
Do you have a question about the R772 and is the answer not in the manual?
Questions and answers
I lost my manual book and I would like u send it to me in my email