Toshiba 960-498 USB 3.5 FDD Troubleshooting Troubleshooting Procedures, FDD error code and status

2.5 USB 3.5” FDD Troubleshooting 2 Troubleshooting Procedures

Procedure 2 Diagnostic Test Program Execution Check

Insert the Diagnostics Disk in the FDD connected to the computer, turn on the computer and run the test. Refer to Chapter 3, Tests and Diagnostics, for more information about the diagnostics test procedures.

Make sure the floppy disk is formatted correctly and that the write protect tab is disabled. Floppy disk drive test error codes and their status names are listed in Table 2-7. If any other errors occur while executing the FDD diagnostics test, go to Check 1.

	Table 2-7 FDD error code and status
Code		Status
01h		Bad command
02h		Address mark not found
03h		Write protected
04h		Record not found
06h		Media replaced
08h		DMA overrun error
09h		DMA boundary error
10h		CRC error
20h		FDC error
40h		Seek error
60h		FDD not drive
80h		Time out error (Not ready)
EEh		Write buffer error
FFh		Data compare error

Check 1 If the following message is displayed, disable the write protect tab on the floppy disk by sliding the write protect tab to “write enable”. If any other message appears, perform Check 2.

Write protected

Check 2 Make sure the floppy disk is formatted correctly. If it is, go to Procedure 3.

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