140  
 
Chapter 3  Features and Functions
Calibration Overview
3
To Unsecure for Calibration You can unsecure the function 
generator either from the front panel or over the remote interface. 
The function generator is secured when shipped from the factory and 
the security code is set to “AT33210A”. 
• Once you enter a security code, that code must be used for both front-
panel and remote operation. For example, if you secure the function 
generator
 from the front panel, you must use that same code to 
unsecure it from the remote interface. 
• Front-Panel Operation: Press and then select the Secure Off 
softkey from the “Test/Cal” menu.
• Remote Interface Operation: To unsecure the function generator, 
send the following command with the correct security code.
CAL:SECURE:STATE OFF,AT33210A
To Secure Against Calibration  
You can secure the function generato
r 
either from the front panel or over the remote interface. The function 
generator is secured when shipped from the factory and the security code 
is set to “AT33210A”. 
• Once you enter a security code, that code must be used for both front-
panel and remote operation. For example, if you secure the function 
generator
 from the front panel, you must use that same code to 
unsecure it from the remote interface. 
• Front-Panel Operation: Press and then select the Secure On 
softkey from the “Test/Cal” menu.
• Remote Interface Operation: To secure the function generator, 
send the following command with the correct security code.
CAL:SECURE:STATE ON,AT33210A
33210A users guide.book  Page 140  Wednesday, July 16, 2008  11:16 AM