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FLOW CHART NO.14 The disc tray cannot be opened and closed. (It can be done using the remote control unit.) Does the voltage of Pin(4) on IC2001 become 75mV when pressing "OPEN/CLOSE" button on the unit? Yes Refer to "FLOW CHART NO.15" <The disc tray cannot be opened and closed.> FLOW CHART NO.15 The disc tray cannot be opened and closed. Replace the DVD Main CBA. No improvement can be found. Yes Replace the DVD Mecha. FLOW CHART NO.16 [No Disc] indicated. (When the focus error occurs.) Replace the DVD Main CBA. No improvement can be found. Yes Replace the DVD Mecha. FLOW CHART NO.17 [No Disc] indicated. (When the focus servo is not functioning.) Replace the DVD Main CBA. No improvement can be found. Yes Replace the DVD Mecha. FLOW CHART NO.18 [No Disc] indicated. (When the laser beam does not light up.) Replace the DVD Main CBA. No improvement can be found. Yes Replace the DVD Mecha. No Original DVD Main CBA is poor. No Original DVD Main CBA is poor. No Original DVD Main CBA is poor. No Original DVD Main CBA is poor. No Replace the "OPEN/CLOSE" button (SW2005).
