:SYSTem Commands 33
Keysight InfiniiVision 4000 X-Series Oscilloscopes Programmer's Guide 1269
:SYSTem:PROTection:LOCK
(see page 1610)
Command Syntax
:SYSTem:PROTection:LOCK <on_off>
<on_off> ::= {{1 | ON} | {0 | OFF}}
The :SYSTem:PROTection:LOCK command disables the fifty ohm impedance
setting for all analog channels.
Query Syntax
:SYSTem:PROTection:LOCK?
The :SYSTem:PROTection:LOCK? query returns the analog channel protection lock
status.
Return Format
<on_off><NL>
<on_off> ::= {1 | 0}
See Also • "Introduction to :SYSTem Commands" on page 1260
Be careful when turning ON the :SYSTem:PROTection:LOCK because there is no visual
indication of this setting in the front-panel user interface (other than a disabled 50
Ω channel
input impedance selection), and a user could think the oscilloscope is not working properly.