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Vacuum fluorescent driver pcb (c04839) – Gasboy CFN Series Diagnostic Manual User Manual

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CFN System

1310

7-27

VACUUM FLUORESCENT DRIVER PCB (C04839)

The VF driver PCB:

decodes and drives the VF display with the data received from the console CPU PCB

transmits data to an optional customer display via an RS-422 line

provides diagnostic LED's to monitor communication to an optional customer display

Layout

LED Indicators

LED indicators are provided to allow you to monitor the
RS-422 communication between the VF Driver PCB
and an auxiliary VF Driver PCB mounted in an optional
customer display.

Connectors
P1 - CPU PCB