IBM EasyCoder 3400e Bar Code Label Printer User’s Manual, RS-422 Intermec Pin Assignments

Models: EasyCoder 3400e

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CHASSIS GROUND

EasyCoder 3400e Bar Code Label Printer User’s Manual

Straight Through DTE to DCE Cable for Use with a Modem (Part Number 043237S)

25-PIN (PLUG) D-SUB

 

 

METAL BACKSHELL

 

 

 

 

 

CHASSIS GROUND

1

TRANSMITTED DATA

2

RECEIVED DATA

3

REQUEST TO SEND

4

CLEAR TO SEND

5

DATA TERMINAL READY

20

SIGNAL GROUND

7

 

 

 

PRINTER

SHIELD

25-PIN (PLUG) D-SUB METAL BACKSHELL

1CHASSIS GROUND

2TRANSMITTED DATA

3RECEIVED DATA

4REQUEST TO SEND

5CLEAR TO SEND

20DATA TERMINAL READY

7SIGNAL GROUND

MODEM

NOTE: The metal backshell is connected directly to the shield to achieve electrostatic discharge (ESD) immunity.

3XXXU.O12

Note: If you find that you are losing data, you may need to isolate the chassis ground from one of the two devices by connecting it to the shield.

RS-422 Intermec Pin Assignments

 

1

 

Input RxDB

13

+

-

Input RxDA

16

 

Output TxDA

14

-

+

Output TxDB

19

 

 

 

PRINTER

SHIELD

➤ ➤

1

NOTE: Connect pin 1 to shield

at one end only.

 

19

14

16

13

HOST

3XXXU.013

Note: The host in this case includes Intermec products that support RS-422. Non- Intermec controllers may have different pin assignments.

C-10

Page 124
Image 124
IBM EasyCoder 3400e Bar Code Label Printer User’s Manual, RS-422 Intermec Pin Assignments, C-10, Chassis Ground