16To use the Cash Register’s basic functionImportant• Be sure that the plus (+) and minus (-) ends of the batteries are facing in the directions as indicated onthe battery compartment.• The Cash Register will show “LOW BATTERY” on the display when the batteries are running low onpower. Install two new batteries when this occurs.Warning• Never try to recharge the batteries.• Do not expose batteries to direct heat, let them become shorted or try to take them apart.• Keep batteries out of the reach of small children. If your child should swallow a battery, consult a physi-cian immediately.• There is a risk of explosion if the batteries are replaced with improper type.• Dispose used batteries according to the local rule.To set a paper rollThis Cash Register is fitted with a thermal printer - only 58 mm wide thermal paper rolls can be used.Caution (in handling the thermal paper)• Never touch the printer head and the platen as they become hot.• Be careful not to cut your finger with the paper cutter.• Unpack the thermal paper just before your use.• Avoid heat and direct sunlight.• Avoid dusty and humid places for storage.• Do not scratch the paper.• Do not keep the printed paper under the following circumstances.High humidity and temperature/direct sunlight/contact with glue, thinner or a rubber eraser.