5 – Front Panel Operation
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j Display 14-character vacuum fluorescent display for showing output measurements and
programmed values.
k Annunciators Annunciators light to indicate operating modes and status conditions:
CV The dc source output is in constant-voltage mode.
CC The dc source output is in constant-current mode.
Unr The dc source output is in an unregulated state.
Dis The dc source output is disabled (off).
OCP The overcurrent protection state is enabled.
Prot One of the dc source’s output protection features is activated.
Cal The dc source is in calibration mode.
Shift The Shift key is pressed to access an alternate key function.
Rmt The GPIB interface is in a remote state.
Addr The interface is addressed to talk or to listen.
Err There is a message in the SCPI error queue.
SRQ The interface is requesting service from the controller.
l Rotary Control The rotary control lets you set the output voltage or current as well as menu
parameters. Press and to select the resolution, then adjust the value with
the knob.
m Line This turns the dc source on or off.
n System Keys The system keys let you:
Return to Local mode (front panel control)
Set the dc source GPIB address
Selects the remote programming interface
Sets the RS-232 interface communications parameters
Select the output channel on units with more than one output
Display SCPI error codes and clear the error queue
Save and recall up to 4 instrument operating configurations
Select the programming language
Enable/disable the remote front panel interface
o Function Keys Function access command menus that let you:
Enable or disable the output
Select metering functions
Program output voltage and current
Display the protection status state
Set and clear protection functions
Set the output state at power-on
Calibrate the dc source
Select the output compensation
and scroll through the front panel menu commands
p Entry Keys Entry keys let you:
Enter programming values
Increment or decrement programming values
and select the front panel menu parameters