HP 480 RS-232 Cable for HP Portable 110 and Portable Plus-Minimum Pin-Outs, N o t e, Router End

Models: 480

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RS-232 Cable for HP Portable (110) and

Cables and Connectors

Cable and Connector Pin-Outs

RS-232 Cable for HP Portable (110) and

Portable Plus—Minimum Pin-Outs

Computer End

 

 

 

 

 

 

 

 

 

 

 

Router End

9-Pin Male

 

 

 

 

 

 

 

 

 

 

 

 

 

25-Pin Male

Tx

2

 

 

 

 

 

 

2

Tx

 

 

Rx

3

 

 

 

 

 

 

 

3

Rx

 

 

 

 

 

GND

7

 

7

GND

 

 

 

 

 

 

 

 

5

CTS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

DSR

 

 

 

 

 

 

 

 

 

 

 

 

 

8

DCD

 

 

 

 

 

 

 

 

 

 

 

 

 

22

RI

 

 

 

 

 

 

 

 

 

 

 

 

 

 

23

DRS

 

 

 

 

 

 

 

Null-Modem Adapter for Use with Modem Cable—Minimum Pin-Outs

Modem Cable End

Router End

25-Pin Female

25-Pin Male

Cables and A Connectors

Tx

2

Rx

3

RTS

4

CTS

5

DSR

6

DCD

8

DTR

20

GND

7

2

Tx

OR

3

Rx

4

4

RTS

5

CTS

5

6

DSR

 

8

DCD

 

20

DTR

 

7

GND

 

Router End 4 Null-Modem Adapter for Use with Modem Cable—Minimum Pin-Outs 5

N o t e

Signals DTR (pin 20) and RTS (pin 4) must be on, or high, on your

 

terminal or in your terminal emulation program.

A-7

Page 96
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HP 480 RS-232 Cable for HP Portable 110 and Portable Plus-Minimum Pin-Outs, N o t e, Cables and Connectors, Router End