SatelliteL300D/L305D/SatelliteProL300D/EQUIUML300D/SATEGOL300DMaintenanceManual
iii
Preface
This maintenancemanual describeshow to perform hardware service maintenance for the
ToshibaPersonalComputerSatelliteL300D/L305D/SatelliteProL300D/EQUIUML300D
/SATEGOL300D,referredtoasSatelliteL300D/L305D/SatelliteProL300D/EQUIUM
L300D/SATEGOL300Dinthismanual.
The procedures described in this manual are intended to help service technicians isolate
faultyFieldReplaceableUnits(FRUs)andreplacetheminthefield.
SAFETYPRECAUTIONS
Four types of messages are used in this manual to bring important information to your
attention.Eachofthesemessageswillbeitalicizedandidentifiedasshownbelow.
DANGER:“Danger”indicatestheexistenceofahazardthatcouldresultindeathor
seriousbodilyinjury,ifthesafetyinstructionisnotobserved.
WARNING:“Warning”indicatestheexistenceofahazardthatcouldresultinbodily
injury,ifthesafetyinstructionisnotobserved.
CAUTION:“Caution”indicatestheexistenceofahazardthatcouldresultinproperty
damage,ifthesafetyinstructionisnotobserved.
NOTE:“Note”containsgeneralinformationthatrelatestoyoursafemaintenance
service.
Improper repair of the computer may result in safety hazards. Toshiba requires service
technicians and authorized dealers or service providers to ensure the following safety
precautionsareadheredtostrictly.
Besuretofasten screwssecurelywiththerightscrewdriver.Ifascrewisnot fully
fastened,itcouldcomeloose,creatingadangerofashortcircuit,whichcouldcause
overheating,smokeorfire.
Ifyoureplacethebatterypack,RTCbatteryorbackupbattery,besuretouseonlythe
samemodelbatteryoranequivalentbatteryrecommendedbyToshiba.Installationof
thewrongbatterycancausethebatterytoexplode.