Fujitsu FP-410 User Manual page 47

Connection cables
(1) The following cable connection configuration is recommended:
Host FG <
TXD<
RXD<
RTS<
CTS<
DSR<
DTR<
SG <
(2) To supply power via the interface connector, use a cable with
suitable wire diameter and length so power is not reduced.
>FG
>TXD
>RXD
>RTS
>CTS
>DSR
>DTR
>SG
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