Art: 720672-00J, Rev. Date: 11-Oct-17 5“+”Preparing the HandheldInstall/Change BatteriesThe handheld requires two 9-volt lithium batteries. Before usinga new handheld, or when battery replacement is indicated, installbatteries as follows:1. Slide the battery compartment door off.2. Tilt the handheld to slide out battery carrier.3. Locate two (2) 9 volt lithium batteries. Insert a battery intoeach side of battery carrier, matching + and - marks onbatteries to the + and - marks on battery carrier.4. Slide battery carrier into handheld as shown (label facing up).5. Slide battery door back into place.Note:Two 9 volt lithium batteries will provide power for approximately400 chemistry cartridges. The handheld will display a “BATTERYLOW” message when the On/Off key is pressed, and a flashingbattery icon will appear when battery replacement is needed.Stored results are not lost when batteries are fully discharged orremoved. Stored results and clock settings are maintained by aninternal lithium battery that should last for seven years.Remove the batteries if the handheld is not to be used for anextended period of time.4 4 4Before using a new or replacement handheld, complete these simple procedures:• Install batteries• Check the handheld’s date and time• Check the handheld’s software and status• Customize handheld