Toshiba M10 - Manual (Page 78)

2 Troubleshooting Procedures 2.5 FDD Troubleshooting
2-32 Satellite Pro M10 Series Maintenance Manual (960-431)
Procedure 3 Connector Check and Replacement Check
The 3.5-inch FDD is connected to the USB board.
Check 1 Make sure that the FDD cable is firmly connected to the USB port, and that the USB
board is firmly connected to the system board.
FDD PJ2040 PJ2042 PJ2033
FDD cable
System Board
(FQDSY*)
USB Board
(FQDUS*)
If any of the connections are loose, reconnect firmly and repeat Procedure 2. If any of
the connections is damaged, or there is still an error, go to Check 2.
Check 2 The FDD or FDD cable may be defective or damaged. Replace it with a new one and
repeat Procedure 2. If the FDD is still not functioning properly, perform Check 3.
Check 3 The USB board may be defective or damaged. Replace it with a new one following
the steps described in Chapter 4, Replacement Procedures. If the FDD is still not
functioning properly, go to Check 4.
Check 4 Replace the System board with a new one following the steps in Chapter 4.