Read Sharp UP-5300 Handy Guide online
UP-5300/5700
5
Serial Ports (RS 232)
4 x Com ports
Com 1 and Com 2 (9 way dtype male connectors with switch-able 5v power).
Com 3 or
Com 5
(8 Pin RJ-45 connectors with switch-able 5v power).
Com 4 or Com 6 (8 Pin RJ-45 connectors).
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