60Do not use or store the phone in dusty, dirty areas.Its moving parts can be damaged.Do not store the phone in hot areas. High temperaturescan shorten the life of electronic devices, damagebatteries, and warp or melt certain plastics.Do not store the phone in cold areas. When the phonewarms up (to its normal temperature), moisture canform inside the phone, which may damage electroniccircuit boards.Do not attempt to open the phone. Non-experthandling of the phone may damage it.Do not drop, knock or shake the phone. Roughhandling can break internal circuit boards.Do not use harsh chemicals, cleaning solvents, orstrong detergents to clean the phone. Wipe it with asoft cloth slightly dampened in a mild soap-and-watersolution.If the phone or any of its accessories are not workingproperly, take them to your nearest qualified servicefacility. The personnel there will assist you, and ifnecessary, arrange for service.TROUBLESHOOTINGIf the power does not come on or stay on:– make sure that the battery is installed properly.– be sure that the contacts on the battery, and on theDesktop Stand (if used), are clean.– watch and listen for the low battery warnings; thecharge may be too low for the phone to operate.If the power comes on, but the phone does not work:– you may be out of the cellular service area(as denoted by theNO SERVICE message orNO SVC indicator being displayed).– make sure the antenna is fully extended.