KEYENCE BL-N90 Series - Manual (Page 33)

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2-5 Establishing a Connection
The BL-N90 and the communication unit communicate as a pair. This section describes how to
establish a connection between the BL-N90 and the communication unit.
Procedure
1
Press "Trigger" to activate the laser.
2
Scan the barcode attached to the communication unit.
After 10 to 30 seconds, a connection will be established.
Once a connection is established, the devices will be in the following state:
• The blue LED on the scanner is lit.
• The blue LED on the communication unit is lit.
Note
Perform the following operation with the communication unit connected to your
computer ( page 2-5).
Note
The following symptoms indicate that a connection is not established.
• The blue LED on the scanner is flashing
• The blue LED on the communication unit is flashing
At this stage, perform the following steps.
Note that even when using multiple BL-N90 scanners, each scanner can only
communicate with its pair communication unit ( page 2-14).