Chapter 3: Get To Know NEOGeneral MaintenanceNEO Hand-Held with Windows Mobile 6.1 Classic User Manual 473.11 General Maintenance3.11.1 Caring For The TouchscreenThe top of the touchscreen is a thin, flexible polyester plastic sheet with a conductivecoating on the inside. The polyester can be permanently damaged by harsh chemicals andis susceptible to abrasions and scratches. NEO is equipped with a stylus that is designedto safely select items on the touchscreen. Use only the stylus on the touchscreen; usingsharp objects on the touchscreen can scratch or cut the plastic, or crack the internalconductive coating.The chemicals listed below must not come into contact with the touchscreen:• sodium hydroxide,• concentrated caustic solutions,• benzyl alcohol, and• concentrated acids.3.11.2 Cleaning NEO• Use only mild detergent or soapy water to clean the hand-held unit.• Avoid abrasive cleaners, solvents or strong chemicals. The plastic case is susceptible toharsh chemicals; it is partially soluble in oils, mineral spirits and gasoline. The plasticslowly decomposes in strong alkaline solutions.• To clean ink marks from the keyboard and touchscreen, use isopropyl alcohol.• When using a dampened cloth to clean NEO, make certain that the battery cover is inplace to protect the battery compartment from moisture.Note: An optional protective cover (PN 1081366) is available to help protect the touch-screen. Follow the installation instructions shipped with the cover.Important: Do not immerse the unit in water. Dampen a soft cloth with mild detergentto wipe the exterior of the unit clean.