Daktronics VF-24 Series, Руководство пользователя

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Serial Port: Connector on the back of the control computer that controls the display
network through either a 9- or a 25-pin serial connector.
Service Control Panel (SCP): Enclosure that serves as a central point for all data and
power distribution. The SCP contains the VCB, relays, surge suppressors, and the main
power distribution panel.
Vanguard
®
Control Board (VCB): Internal display component that sends and receives
signals to and from the VFC-3000 controller/Vanguard
®
Field Controller. It distributes the
signals received from the VFC-3000 controller/Vanguard
®
Field Controller to modules
throughout the display. All diagnostic data from the sensors and modules transmit
through the VCB back to the VFC-3000 controller/Vanguard
®
Field Controller.
VFC-3000 Controller/Vanguard
®
Field Controller: A component that receives signal
information from the central controller, translates it, and activates the appropriate pixels
on the display. It retains messages in its memory, determines the appropriate display
brightness, and keeps the date and time through an internal clock/calendar. The VFC-
3000 controller/Vanguard
®
Field Controller also reads and analyzes the diagnostic data
from a variety of sensors. It is located in the traffic cabinet or the display.