7
Control LEDs are also provided to perform other operations
using the light pen. Most of these LEDs simply perform the
same operations as their front panel key counterparts.
The light pen is operational when it is plugged into the front
panel receptacle labeled LIGHT PEN.
Display modes
There are two basic display modes for the Model 7002; the
relay status display mode and the list display mode. The
VFD messages for the display modes are shown as follows:
In addition to the basic display modes, you can also control
the LED Graticule. Disbling the LED Graticule eliminates
the dimly lit state for LEDs. LEDs are either off or brightly
lit. See LED Graticule Control for more details.
Relay status display mode
In this display mode, the channel LEDs indicate the status
(open or closed) of each channel. Table 1 summarizes the
significance of the channel LEDs in this display mode.
Use the relay status display mode when closing/opening or
scanning channels so that you can monitor the real-time
state of each switch in your system.
Relay Status Display Mode
List Display Mode
RELAY STATUS
CHANNEL LIST DISPLAY
or
SCAN LIST DISPLAY
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