HP 6633B - Manual (Page 36)

5 - Front Panel Operation
36
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 selected interface (HP-IB or RS-232) 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
á and â to select the resolution, then adjust the value
with the knob.
m
Output
Connectors
Optional front panel binding posts let you connect loads to the front of the
unit. Before using the front panel binding posts, make sure that the output
terminals are jumpered for Local sensing.
n
Line This turns the dc source on or off.
o
System Keys The system keys let you:
Return to Local mode (front panel control)
Set the dc source HP-IB address
Set the RS-232 interface communication baud rate and parity bit
Display SCPI error codes and clear the error queue
Save and recall up to 4 instrument operating configurations
p
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
p and q scroll through the front panel menu commands
q
Entry Keys Entry keys let you:
Enter programming values
Increment or decrement programming values
ã and ä select the front panel menu parameters