Startechcom PEX4S553S Manuel d'utilisateur télécharger pdf (Page 6)

Instruction Manual

Aux power source selection:

RS232 Pinout

NOTE: Pin 9 of the DB9 connector will output DC power if the corresponding jumper

was enabled.

X5V: DC5V, from SP4, an SP4

power connection is required

X12V: DC12V, from SP4, an SP4

power connection is required

I12V (factory default): DC12V, from

PCI Express slot,

Pin 1 DCD

Pin 2 RXD

Pin 3 TXD

Pin 4 DTR

Pin 5 GND

Pin 6 DSR

Pin 7 RTS

Pin 8 CTS

Pin 9 RI

X5V

X12V

I12V

1 2 3 4 5 6 7 8 9 10 11 12

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Startechcom PEX4S553S Manuel d'utilisateur Page 6