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![](https://files.manualsfile.com/35090965-dho814/bg31.png)
CAUTION
Please do not insert other objects into the security lock hole to avoid damaging the
instrument.
4.8 To Use the Built-in Help System
The built-in help file provides information about the functions and menu
introductions of the instrument. Click or tap
> Help to enter the help system.
In the help system, you can get its help information by clicking on or tapping the link
for the specified chapter.
Quick Start
Copyright ©RIGOL TECHNOLOGIES CO., LTD. All rights reserved. DHO800 User Guide
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