38Maintenance CleaningThe eMap is constructed of high quality materials anddoes not require user maintenance other than cleaning.Clean the unit using a cloth dampened with a milddetergent solution and then wipe dry. Avoid chemicalcleaners and solvents that may damage plastic components.Battery Care and StorageDo not mix old and new batteries when replacingbatteries. Do not mix Alkaline, NiCad or Lithium batteries.Check battery polarity when installing. In order to reduce thechance for battery leakage in the battery compartment andmap data cartridge slot, remove the batteries when storingthe unit for more than six months.Water ImmersionThe eMap is not waterproof. It may withstandmomentary immersion if retrieved quickly and wiped dry.However, the battery compartment and map cartridge slotmay retain residual water and should be wiped out with aclean cloth and allowed to air dry with the compartmentcover removed before re-installing batteries.Impact ResistanceThe eMap unit will withstand occasional impact fromhand to ground without major damage. However, iffrequently used in an outdoor environment, the ImpactResistant Cover is recommended. (Shown at left.)TroubleshootingGuideSymptom Probable Cause Remedy“Poor GPS Coverage”message is constant.UnitdoesnotturnON.Unit will not power ONeven with new batteries.Unit powers up, butthen turns OFF.Can’t highlightFindFeatures.Your location does not allow aclear view of the sky.Batteries are exhausted.Batteries may be installedbackwards.Unit has sustained damagefrom water or impact.Batteries may be nearlyexhausted.MapSource MetroGuidemap data required.Move to a new location.Replace batteries.Reinstall batteries.Return unit to GARMINfor service.Replace batteries.Install a map data cardand transfer MetroGuide.Impact ResistantCoverThe eMap is programmed to provide “pop-up” messages concerning operationalcharacteristics and conditions. Refer to Appendix C.To resolve problemsthat cannot beremedied using thisguide: ContactGARMINCustomer Service at800-800-1020.If using rechargeableNiMH, NiCad orLithium batteries, useproper methods fordisposal of usedbatteries. Many statesand cities requireenvironmentallysound collection andrecycling of thesebattery types.Appendix D