Toshiba manual SATELLITEL550/SATELLITEL555/SATELLITEL557/SATELLITEPROL55042

2￿Troubleshooting￿Procedures￿

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Figure￿2.16.￿￿Button￿troubleshooting￿process￿￿

The￿small￿board￿of￿button￿or￿the￿FFC￿assembles￿maybe￿the￿reason￿of￿button￿function￿fault.￿

Either￿of￿these￿two￿may￿be￿damaged.￿To￿determine￿if￿the￿computer’s￿button￿is￿functioning￿

properly,￿perform￿the￿following￿procedures.￿Figure￿2-16￿outlines￿the￿process.￿Start￿with￿

Procedure￿1￿and￿continue￿with￿the￿other￿procedures￿as￿instructed.￿

Procedure￿1:￿ Diagnostic￿test￿

Procedure￿2:￿ Replacement￿check￿

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SATELLITE￿L550￿/￿SATELLITE￿L555￿/￿SATELLITE￿L557￿/￿SATELLITE￿PRO￿L550￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿42￿