Mitel 3300 - Pin Allocations

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Services Units and Gateways

Pin Allocations

Table 43: CIM Port Connector

RJ-45 Connector Pin Signal Name

1RX+

2 RX-

3TX+

4 Not used

5 Not used

6 TX-

7 Not used

8 Not used

Note: The BRI NSU is not equipped with CIM ports.

Table 44: Ethernet Connector

RJ-45 Connector Pin Signal Name

1TX+

2 TX-

3RX+

4 Not used

5 Not used

6 RX-

7 Not used

8 Not used

Table 45: R2-232 Maintenance Connector

DB-9 Connector Pin Signal Name

1 DCD (data carrier detector)

2 RXD (receive data)

3 TXD (transmit data)

4 DTR (data terminal ready)

5GND

6 Not used

7 RTS (ready to send)

8 CTS (clear to send)

9 Not used

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