E-1ContentsSafety Precautions .........................................................................................E-3Operating Precautions ...................................................................................E-8Important ......................................................................................................E-10Regulatory Information ................................................................................E-11Checking in the Box .....................................................................................E-13Handheld Terminal System Configuration .................................................E-14General Guide ...............................................................................................E-16IT-300 .................................................................................................................E-16USB and Charging Unit .....................................................................................E-19Loading and Removing the Battery Pack...................................................E-20Loading ..............................................................................................................E-21Removing ...........................................................................................................E-22Handling the USB and Charging Unit (HA-J65US).....................................E-23Mounting the USB and Charging Unit ..............................................................E-23Removing the USB and Charging Unit..............................................................E-24Using the optional cable (HA-J81USBH)..........................................................E-24Connecting to a Computer .................................................................................E-25Charging the Battery Pack ..........................................................................E-26AC Adaptor (optional) .......................................................................................E-26Dual Battery Charger (optional).........................................................................E-27Attaching the Neck Strap.............................................................................E-28To attach the neck strap ......................................................................................E-28Using the Touch Panel .................................................................................E-29Setting the Display Brightness ....................................................................E-30Adjusting Display Brightness ............................................................................E-30Display Auto Dimmer ........................................................................................E-30Using the Laser Scanner..............................................................................E-31Bar Code Scanning Position ..............................................................................E-32Adjusting the Laser Light Emission Width .................................................E-33Handling microSD Cards .............................................................................E-35Installing.............................................................................................................E-35Removing ...........................................................................................................E-36