Cabletron Systems EPIM F3 Betriebsanweisung PDF herunterladen (Seite 21)

INSTALLATION REQUIREMENTS/SPECIFICATIONS

2-9

Ethernet Port - EPIM-T (10BASE-T Twisted pair Port)

Internal Cabletron Systems TPT-T™ 10BASE-T Twisted

Transceiver: Pair Transceiver

Type: Pin RJ-45 Connector

The slide switch on the EPIM-T determines if the cable pairs are

internally swapped in the module. If the switch is on the X side, the

pairs are swapped. If the switch is on the II side, the pairs are not

internally swapped.

Pin-outs for RJ-45 connector

Position II (not crossed over) Position X (crossed over)

1 TX+ 5 NC 1 RX+ 5 NC

2 TX- 6 RX- 2 RX- 6 TX-

3 RX+ 7 NC 3 TX+ 7 NC

4NC 8NC 4NC 8NC

Ethernet Port - EPIM-F1 or EPIM-F2 (Fiber Optic Port)

Internal Cabletron Systems FOT-F™ Fiber Optic

Transceiver: Transceiver

Type: EPIM-F1 (SMA ﬁber optic ports)

EPIM-F2 (ST ﬁber optic ports)

Parameter Typical Worst Worst Case Typical

Value Case Budget Budget

Receive

Sensitivity: -30.5 dBm -28.0 dBm — —

Peak Input

Power: -7.6 dBm -8.2 dBm — —

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Cabletron Systems EPIM F3 Betriebsanweisung Seite 21