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SYSTem
The SYSTem subsystem returns error numbers/messages in the error queue
of a switchbox, and returns the types and descriptions of modules (cards) in
a switchbox.
Subsystem Syntax SYSTem
:CDEScription?
<
number
>
:CPON
<
number | ALL>
:CTYPe? <
number
>
:ERRor?
:CDEScription? SYSTem:CDEScription? <number> returns the description of a selected
module (card) in a switchbox.
Parameters
Parameter Name Parameter Type Range of Values Default Value
number
numeric 01 - 99 N/A
Comments • Microwave Switch Switch Module Description: The
SYSTem:CDEScription? <number> command returns:
18 GHz Microwave Switch/Switch Driver
for both the HP E1368A Microwave Switch and the HP E1369A
Microwave Switch Driver.
Example Reading the Description of a Card #1 Module
SYST:CDES? 1 Returns the description.
:CPON SYSTem:CPON <number | ALL> sets the selected module (card) in a
switchbox to its power-on state.
Parameters
Parameter Name Parameter Type Range of Values Default Value
number
numeric 01 - 99 | ALL ALL
Comments • Microwave Switch Switch Module Power-On State: The
power-on state is all channels (relays) open. Note that
SYSTem:CPON ALL and *RST opens all channels of all modules in a
switchbox, while
SYSTem:CPON <number> opens the channels in
only the module (card) specified in the command.
Example Setting Card #1 Module to its Power-On State
SYST:CPON 1 Sets card #1 to power-on state.
Chapter 4 HP E1368A/69A/70A Command Reference 65