June 2005 © TOSHIBA TEC e-STUDIO281c/351c/451c TROUBLESHOOTING
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5
Switching power
supply
14 Is the power supply output (5.1VD) nor-
mal?
Replace the switching power supply.
Harnesses for
SLG, SYS, LGC
and LDR boards
15 Are the connectors securely connected?
Is any harness between the boards open
circuited?
Reconnect the connectors securely.
Replace the harness.
Laser optical unit 16 Was the protection seal of slit removed
when replacing the unit?
Remove the protection seal.
Cause/Section Step Check items Measures