Front Panel; Upper Crosspoint Display (Model 707B Only) - Keithley 708B Reference Manual

Section 4: Theory of operations

Front panel

The front panel of the Keithley Instruments Model 707B or 708B contains the following items:
•
The display
•
The crosspoint display (Model 707B only)
•
The keys and navigation wheel
•
The LAN status indicator
•
The POWER button
You can use the keys, displays, and the navigation wheel
channel pattern. You can also use them to access, view, and edit the menu items. The crosspoint
display on the Model 707B shows you which channels are opened and closed.
The small display is a two-line vacuum fluorescent display (VFD).

Upper crosspoint display (Model 707B only)

The larger upper display on the Model 707B mainframe provides a visual means of determining the
relay status of each card slot in the instrument at any given time. It also shows the label names for
each row and column of the given slot.
The crosspoint display may be operated from the navigation wheel
displaying the status. You can use the navigation wheel
closures or other actions.
For details on indicators and additional options, see
15).
4-6
Models 707B and 708B Switching Matrix Reference Manual
to change the selected channel or
to scroll through the slots
to select channels for relay open or
Crosspoint display (Model 707B only)
707B-901-01 Rev. A / August 2010
(on page 2-