Intermec EasyCoder 3400e User Manual page 124

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
TRANSMITTED DATA
REQUEST TO SEND
DATA TERMINAL READY
SIGNAL GROUND
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
Note: The host in this case includes Intermec products that support RS-422. Non-
Intermec controllers may have different pin assignments.
C-10
1
2
RECEIVED DATA
3
4
CLEAR TO SEND 5
20
7
PRINTER
NOTE: The metal backshell is connected directly
to the shield to achieve electrostatic discharge
(ESD) immunity.
1
+
13
Input RxDB
-
16
Input RxDA
-
14
Output TxDA
+
Output TxDB 19
PRINTER
NugFont
HelvC
SHIELD
1
2
3
4
5
20
7
MODEM
SHIELD
1
19
14
16
13
HOST
C 39
25-PIN (PLUG) D-SUB
METAL BACKSHELL
CHASSIS GROUND
TRANSMITTED DATA
RECEIVED DATA
REQUEST TO SEND
CLEAR TO SEND
DATA TERMINAL READY
SIGNAL GROUND
3XXXU.O12
NOTE: Connect pin 1 to shield
at one end only.
3XXXU.013