1 - 8 Quick Check® 600/800 Series User’s Guide♦ To Install the Batteries1. Slide off the battery cover on the bottom of the unit.2. Insert the four batteries into the compartment, matching the “+” on thebattery ends with the “+” on the bottom of the compartment, and press eachbattery into place.3. Slide the battery cover back in place.Charging the BatteriesThe Quick Check 600/800 Verifier uses rechargeable batteries. An AC chargeris supplied to recharge these batteries. The Quick Check 600/800 Verifier isintended to be powered from the batteries, not directly from an adapter or ACoutlet. With a set of properly charged batteries, the unit operates continuouslyfor a minimum of 1.5 hours. When not in use, you can leave the unit connectedto the charger. To extend the battery life, battery manufacturers recommend youfully charge the unit, use it until the batteries arecompletely discharged, and thenfully charge the batteries.A Low Battery message on the bottom line of the opening display may appearwhen you power up your Quick Check 600/800 Verifier or during use. When thismessage appears, you cannot scan bar code symbols, but you can perform otheroperations, such as changing the settings. If you turn the unit off and then onagain, the Low Battery message may disappear momentarily, but reappearswhen the batteries are discharged more.The Low Battery message appears before the battery is completelydischarged to preserve proper unit operation. However, this message mayappear for a variety of other reasons including variations in battery power,temperature, component efficiency, or rapid cycle time. If your battery has notlasted for a continuous hour and a half of operation, and you suspect a lowbattery isnot the cause for the message, turn the unit off and then on again. Ifthe message reappears immediately on power up, the batteries are dischargedand you should recharge the unit. If the message does not reappear, you cancontinue to use the unit. If you think there is a problem with your batteries,contact Hand Held Products.♦ To charge the batteries:1. Turn off the verifier.2. Plug the AC charger into the port on the back of the unit.3. Plug the AC charger into a VAC wall outlet.4. The batteries start charging. If you have completely discharged thebatteries, charge them for a minimum of 12 hours. If the batteries arepartially discharged, charge them for less time.5. After charging, remove the AC charger from the unit. The verifier is ready foruse.