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The VFC-3000 controller will
not communicate with the
laptop computer, or the
VFC-3000 controller will not
communicate with the central
controller through the modem.
Connectors inside the VFC-
3000 controller are not
connected.
Contact Daktronics or a local
sign company contracted
through Daktronics to
reconnect the wires.
The cable connecting the
modem and either the
computer or VFC-3000
controller is incorrect.
Check that the proper cable
is connecting the VFC-3000
controller to the modem or the
laptop computer. No wires or
terminals should be misplaced,
open, or shorted.
The COM port setting is
incorrect.
Check the COM1 port setting
from within the central
controller program for the
laptop or central controller.
Cannot communicate with
the VFC-3000 controller using a
laptop computer connected
to J9.
Try communicating using the
RS232 port (J1). The Local /
Remote switch must be set to
Remote.
Bad serial port or other
circuitry.
Replace the VFC-3000
controller.
The RS232 surge suppressor
failed.
Replace the VFC-3000
controller.
Bad modem.
Replace modem.
VFC-3000 controller software is
corrupted.
Replace the VFC-3000
controller.
The internal components
failed.
Check that the LEDs on the
VFC-3000 controller face
are on or are blinking. If
not, replace the VFC-3000
controller.
Display brightness for the entire
display is wrong—either too
bright or dim.
The display is configured for
manual dimming.
Set the dimming mode to
Automatic.
The VFC-3000 controller is
improperly configured.
Verify the VFC-3000 controller
has the correct light sensors
configured.
If using the fiber-optic option,
the receive (RX) fiber is
disconnected or damaged.
Verify the display data cables
are connected and show no
signs of damage.
The distribution board’s
sensor network connection is
disconnected, and all sensors
are failing.
Refer to the display manual.
There is a problem at the
display.
Refer to the display manual.
