User's Manual
19
Update
Chapter 1 ! Ζ
1.5 SEND “NR” TO HOST 
This feature only works when Keyboard Wedge, RS-232, Bluetooth HID, or Bluetooth SPP 
is selected for output interface. You may have the scanner send the “NR” string to the 
host to notify the No Read event. 
1.6 SCAN MODES 
There are eight scan modes supported – select the scan mode that best suits the 
requirements of a specific application. Refer to the comparison table below. 
Scan Mode 
Start to Scan  Stop Scanning 
 Always Press
trigger
once
Hold
trigger
Press
trigger
twice
Release 
trigger
Press
trigger
once
Barcode
being
read
Timeout
Continuous mode 
9
Test mode 
9
Laser mode 
9999
Auto Off mode 
9
99
Auto Power Off 
mode
9
9
Aiming mode 
9
99
Multi-Barcode
mode
99
Note:  By default, the scan mode is set to Laser mode. 
Enable
*Disable










