User's Manual

2-3 Connecting the Communication Unit
2-9
2
First Steps
Connecting the BL-N9R to your Computer
A communication unit with an RS-232C interface may be used in conjunction with an RS-
232C enabled device. This section explains procedures for connecting the barcode reader
to a computer, as well as connecting the barcode reader to an AutoID data controller DV-90
(
page 2-10).
Procedure
1 Tur n on your computer.
2 Connect the communication unit's interface cable to the RS-232C port on your computer.
3 Connect the power cable to an AC outlet, and turn on the communication unit.
The blue LED on the communication unit will flash.
b RS-232C pin configuration of the BL-N9R
CAUTION
•
Be sure to use the AC adaptor provided with the device. Connecting to other
power sources may cause electric shock, fire or product damage.
BL-N9R
Computer
RS-232C
(D-sub 9-pin)
54321
9876
Pin No. Symbol Description Signal direction
2SD (TXD)Sends data Output
3RD (RXD)Receives data Input
4-
Do not make any connection -
5SGSignal ground -
6-
Do not make any connection -
7CS (CTS)Send OK Input
8RS (RTS)Send request Output
D-sub 9-pin (female)
#4-40 screws