1. Turn off power to the host system.
2. Connect the communication cable to the proper port on the host device.
3. Turn on power to the host system.
When the IS4225 first receives power, the red LED will flash, the
green LED will flash, and then the scanner will beep once.
See power source caution statement on page 10 of this manual.
To maintain compliance with federal regulations 21 CFR, Part 1040.10,
section (f)(6) the scanner must be plugged into an electrical outlet with a
switch accessible to the user or be powered by a host system containing a
switch that will disable power to the scanner.