Toshiba Qosmio F50 manual 56TroubleshootingProcedures, 20SPDIFtroubleshootingprocess

56￿Troubleshooting￿Procedures￿

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Figure￿2-20￿SPDIF￿troubleshooting￿process￿￿￿

The￿system￿board￿may￿be￿the￿reason￿of￿a￿SPDIF￿fault.￿The￿connector￿of￿system￿board￿may￿be￿

damaged.￿To￿determine￿if￿the￿computer’s￿SPDIF￿is￿functioning￿properly,￿perform￿the￿

following￿procedures.￿Figure￿2-14￿outlines￿the￿process.￿Start￿with￿Procedure￿1￿and￿continue￿

with￿the￿other￿procedures￿as￿instructed.￿

Procedure￿1:￿ windows￿application￿test￿

Procedure￿2:￿ Connector￿and￿replacement￿check￿

Procedure￿1￿ windows￿application￿test￿

Use￿windows￿application￿to￿check￿device￿can￿work￿fine￿or￿not.￿

If￿tests￿and￿diagnostics￿result￿abnormal￿go￿to￿Procedure￿2.￿If￿an￿error￿is￿not￿located,￿the￿￿

SPDIF￿is￿functioning￿properly.￿

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Procedure￿2￿ Connector￿and￿replacement￿check￿

The￿system￿board￿may￿be￿disconnected￿or￿damaged.￿￿Disassemble￿the￿computer￿following￿the￿ steps￿described￿in￿Chapter￿4,￿Replacement￿Procedures,￿and￿perform￿the￿following￿checks.￿

Check￿1￿the￿system￿board￿may￿be￿damaged.￿￿Replace￿it￿with￿a￿new￿one￿following￿the￿ instructions￿in￿Chapter￿4.￿

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QOSMIO￿F50-￿QOSMIO￿F55-￿DYNABOOK￿QOSMIO￿F50￿Series￿Maintenance￿Manual￿ ￿

￿ 56￿

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