Amphenol RESMLAC-8MG-CAPS-POE, Hardware User Manual, Page: 8 / 16

RESMLAC 8MG CAPS POE - UM rev. 1 Page 8/16
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Ethernet ports
connection
The following table indicates the appropriate wiring connections for the Gigabit Ethernet
ports relative to the available link speeds. Please note that MDI is the preferred
connection choice. The Ethernet switches are capable of connecting using the MDIX
scheme, but it is not advised.
Switch
Contacts
RJ-45
Pinout
P/N
MDI MDI-X
1000
Base-T
100
Base-T
10 Base-
T
1000
Base-T
100
Base-T
10 Base-
T
Pair 0 (+/-) 1/2 BI_DA+- TX+- TX+- BI_DA+- RX+- RX+-
Pair 1 (+/-) 3/6 BI_DB+- RX+- RX+- BI_DB+- TX+- TX+-
Pair 2 (+/-) 4/5 BI_DC+- Unused Unused BI_DC+- Unused Unused
Pair 3 (+/-) 7/8 BI_DD+- Unused Unused BI_DD+- Unused Unused
Serial wiring
One port is dedicated for the management of the product .With a dedicated cable you can
access the CLI mode via port MNG through serial link. To manage the switch via the
WEB interface you can use all eight ports.
The following table indicates the appropriate wiring connections for the MNG dedicated
serial port.
Signal Direction Type DB9 Pinout
TX (PIN-7) Output RS-232 PIN 2
RX (PIN-8) Input RS-232 PIN 3
GND (PIN-6) Reference Ground PIN 5