KEYENCE BL-N90 Series - Manual (Page 19)

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1-2 Part Names
This section describes names and jobs of each part of the BL-N90 Series.
z
BL-N90
z
Communication unit
Trigger switch:
Use the switch to read
a barcode.
Transmitter/receiver:
Emits and receives laser light.
Charging terminals
Operation check
LED (Yellow)
Operation check
LED (White)
Operation check
LED (Blue)
Page button:
Press this button to search
for the connected (paired)
BL-N90 unit.
When this button is
pressed, the buzzer sounds
on the connected BL-N90,
and all of the LED (blue,
yellow, and white) begin
flashing. When the button is
pressed again, the buzzer
and flashing LED stop.
BD address barcode:
When a connection is established
with the BL-N90, this barcode can
be read.
Wall mounting
hook:
When mounted to a
wall, the hook can
be pulled back to
secure the BL-N90
in place.
Operation check LED (Blue)
Charging terminals
page A-6 Reference