Intermec 4630 User Manual page 119

The following diagrams show cable schematics for some of the more commonly
used cables.
RS-232 Null Modem Cable for PC with 25-Socket Serial Port
25-PIN (SOCKET) D-SUB
TRANSMITTED DATA
DATA TERMINAL READY
RS-232 Null Modem Cable for PC with 9-Socket Serial Port
9-PIN (SOCKET) D-SUB
METAL BACKSHELL
TRANSMITTED DATA
REQUEST TO SEND
DATA TERMINAL READY
METAL BACKSHELL
CHASSIS GROUND 1
2
3
RECEIVED DATA
REQUEST TO SEND 4
CLEAR TO SEND 5
6
DATA SET READY
GROUND 7
20
CARRIER DETECT 8
PC
NOTE: The metal backshell is connected directly
to the shield to achieve electrostatic discharge
(ESD) immunity.
RECEIVED DATA 2
3
CLEAR TO SEND 8
7
4
DATA SET READY 6
CARRIER DETECT 1
GROUND 5
PC
NOTE: The metal backshell is connected directly
to the shield to achieve electrostatic discharge
(ESD) immunity.
Communications Reference
SHIELD
25-PIN (PLUG) D-SUB
METAL BACKSHELL
1 CHASSIS GROUND
3 RECEIVED DATA
2 TRANSMITTED DATA
8 CARRIER DETECT
20 DATA TERMINAL READY
7 GROUND
6 DATA SET READY
4
5 CLEAR TO SEND
Printer
SHIELD
25-PIN (PLUG) D-SUB
METAL BACKSHELL
CHASSIS GROUND
1
TRANSMITTED DATA
2
3
RECEIVED DATA
8
CARRIER DETECT
6 DATA SET READY
20 DATA TERMINAL READY
5 CLEAR TO SEND
4 REQUEST TO SEND
7 GROUND
Printer
B
4630U-33
4630U-34
B-9