Accton Technology manual Appendix B Pin Assignments, FlexBus 1500 Pin Description

Appendix B:

Pin Assignments

The following table lists the pin assignments for each pair used in the FlexBus 1500 cable.

FlexBus 1500 Pin Description

FlexBus 1500 4-pair Wiring Color Codes & Functions

Pair Pin

Color

Function

1

2

3

4

4	White/Blue	Segment 2
5	Blue/White
1	White/Orange	Segment 3
2	Orange/Blue
3	White/Green	Segment 1
6	Green/Blue
7	White/Brown	Management
8	Brown/Blue

The following tables describe the port pins for the EtherHub-16mi+(EH1502s). The EtherHub-16i+uses standard port pin assignments.

RS232 Port Pin Description

EIA

Circuit

CF

BB

BA

CD

AB

CC

CA

CB

CE

CCITT

Signal

109

104

103

108.2

102

107

105

106

125

Description

DCD (Data Carrier Detected)

RxD (Received Data)

TxD (Transmitted Data)

DTR (Data Terminal Ready)

SG (Signal Ground)

DSR (Data Set Ready)

RTS (Request-to-Send)

CTS (Clear-to-Send)

RI (Ring Indicator)

EH1502s

DB9 DTE

Pin #

1

2

3

4

5

6

7

8

9

PC DB9

DTE

Pin #

1

2

3

4

5

6

7

8

9

Modem

DB25 DCE

Pin #

8

3

2

20

7

6

4

5

22

Signal

Direction

DTE -DCE

< --------

< --------

-------- >

-------- >

----------

< --------

-------- >

< --------

< --------

B-1