RIGOL  Chapter 1 Quick Start 
User’s Guide for DSA800/E Series 
To Use the Security Lock 
 
If necessary, use a security lock to lock the analyzer in a desired location. As shown 
in the figure below, align the lock with the lock hole and plug it into the lock hole 
vertically, turn the key clockwise to lock the instrument and then pull the key out. 
 
 
Figure 1-15 To Use the Security Lock 
 
Note: Please do not insert other articles into the security lock hole to avoid 
damaging the instrument.  
Key 
Security Lock Hole 
Security Lock