Error!UsetheHometabtoapply2tothetextthatyouwanttoappearhere.Error!Usethe
Hometabtoapply2tothetextthatyouwanttoappearhere. 4ReplacementProcedures
SatelliteL500DMaintenanceManual 4-1
4.1General
ThischapterexplainshowtodisassemblethelaptopandreplaceFieldReplaceableUnits(FRUs).
SomereplacementproceduresmaynotrequireyoutoremoveallthesurroundingFRUsto
replaceonlyoneFRU.ThechartbelowshowstheFRUsintheorderinwhichtheyshouldbe
removedinatop-downmanner,irrespectiveoftheirphysicallocations.TheFRUsshowninthe
topareaofthechartshouldnormallyberemovedbeforeremovingtheFRUsshowninthebottom
area.ToreplacetheFRUs,firstidentifythesuspectFRUforthesystemfailure.Next,according
tothischart,determinetheFRUsthatneedtoberemovedbeforeremovingthesuspectFRU.
AfteryoudeterminethoseFRUs,gototheappropriatesectionsaccordingtothesectionnumbers
shownintheboxes.Thenstartremovalandreplacement.