Specifications
156 
Enter Setup 
1166/1266 Barcode Scanner User Guide
3666 Kernel + User Program  3666 User Program Only 
Build366x-xxx.shx STD366x_Vxxx.shx 
  For the communication settings, select 
“RS-232” and the correct COM port. 
  For RS-232, select 38400 bps for baud rate.
  For the file option, click [Browse] to select 
the target file for firmware update.  
  Click [OK]. 
7)  The 3666 will automatically restart when upgrading firmware is completed 
successfully. 
8)  Read the “Update” barcode for the scanner to resume its operation (exit the 
configuration mode). 
Update










