Epson cpu pcb (c04934), Layout, Des encryption option – Gasboy CFN Series Diagnostic Manual User Manual
Page 302
GASBOY CFN Series
8-10
0021
EPSON CPU PCB (C04934)
The Epson CPU PCB is the heart of the GASBOY Standalone Receipt Printer. This CPU PCB:
•
processes all receipt data
•
sends and receives the RS-422 data to and from the site controller
•
provides diagnostic LED's to monitor operation of the RS-422 lines
•
controls the operation of the optional PIN Pad
Layout
DES Encryption Option
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