2Troubleshooting 2.4SystemBoard
2-10 SatelliteL300D/L305D/SatelliteProL300D/EQUIUML300D/SATEGOL300DMaintenanceManual
Procedure2TestProgramCheck
Themaintenancetestprogramcontainsseveralprogramsfordiagnosingthesystemboard
andCPU.ExecutethefollowingtestprogramsusingtheproceduresdescribedinChapter3.
1.Systemtest
2.Memorytest
3.Keyboardtest
4.Displaytest
5.HardDisktest
6.Mousetest
7.ODDtest
8.Soundtest
9.LANtest
Ifanerrorisdetectedduringthesetests,gotoProcedure3.
Procedure3ReplacementCheck
Thesystemboard,memory,orCPUmaybedefective.Disassemblethecomputerfollowing
thestepsdescribedinChapter4andreplacethesystemboard,memorymoduleorCPUwith
anewone.