Intel SE7500WV2 manual Rear Serial 2 Port Adapter Pin-out, RJ-45 Signal, Abbreviation

✏NOTE

By default, the RJ-45 serial port is configured to support a DSR signal.

For serial devices that require a DSR signal (default), the J5A2 jumper must be configured in position 3-4 (Figure 3, B).

For serial devices that require a DCD signal, the jumper must be in position 1-2 (Figure 3, A).

AB

5

DCD-DTR to Pin #7

6 2

5

C DSR-DTR to Pin #7

6 2

OM14126

Figure 3. J5A2 Jumper Block for DSR Signal

For server applications that require a DB9 serial connector, you must use an 8-pin RJ-45-to-DB9 adapter. The following table defines the pin-out required for the adapters to provide RS232 support.

Table 3.	Rear Serial 2 Port Adapter Pin-out
RJ-45		Signal
1		Request to Send
2		Data Terminal Ready
3		Transmitted Data
4		Signal Ground
5		Ring Indicator
6		Received Data
7		DCD or DSR
8		Clear To Send

Abbreviation

RTS

DTR

TD

SGND

RI

RD

DCD/DSR

CTS

DB9

7

4

3

5

9

2

1 or 6

8

Description 13