Manual
47
Model 835-M Programmer’s 
Manual 
V1.1 2011
:SYSTem 
Subsystem 
Command  Parameters
Unit
(defa
ult)
Remar
k
:SYSTem:ERRor[:NEXT]? 
:SYSTem:ERRor:ALL? 
:SYSTem:PRESet 
V0.4.1
:SYSTem:VERSion? 
V0.4.1
:SYSTem:LOC
K
V0.4.1
:SYSTem:LOCK:RELease 
V0.4.1
:ERRor? 
:SYSTem:ERRor[:NEXT]? 
Return 
Parameters: 
Integer error number 
Query 
command is 
a request for the next entry in the 
instrument’s 
error queue. 
Error 
messages in the 
queue 
contain 
an integer in the range 
[–32768, 32768] 
denoting an error 
code 
and 
associated 
descriptive 
te
xt.
:ERRor:ALL? 
:SYSTem:ERRor:ALL? 
Return 
Parameters: List 
of integer error number 
Query 
command is 
a request for the all entries in the 
instrument’s 
error queue. 
Error 
messages in the 
queue 
contain 
an integer in the range 
[–32768, 32768] 
denoting an error 
code 
and 
associated 
descriptive 
text. 
This 
query 
clears 
the 
instrument’s 
error queue. 
:PRESet 
:SYSTem:PRESet 
Resets 
most 
signal 
generator 
functions 
to factory- defined 
conditions. This command is 
similar to the 
*RST 
command. 
:VERSion? 
:SYSTem:VERSion? 
Returns 
the 
SCPI version  
number that the instrument software 
complies 
with [1999.0] 
:LOCK 
:SYSTem:LOCK 
Locks (disables) 
front panel control. 
:LOCK:RELease 
:SYSTem:LOCK:RELease 
Unlocks (enables) 
front panel control. 










