Toshiba Satellite A40 Maintenance Manual - Page 95
Procedure 2, Diagnostic Test Program Execution Check, Troubleshooting Procedures, FDD Troubleshooting
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2 Troubleshooting Procedures 2.5 FDD Troubleshooting Procedure 2 Diagnostic Test Program Execution Check Insert the Diagnostics Disk in the FDD, turn on the computer and run the test. Refer to Chapter 3, Tests and Diagnostics, for more information about the diagnostics test procedures. Floppy disk drive test error codes and their status names are listed in Table 2-6. Make sure the floppy disk is formatted correctly and that the write protect tab is disabled. If any other errors occur while executing the FDD diagnostics test, go to Check 1. Code 01h 02h 03h 04h 06h 08h 09h 10h 20h 40h 60h 80h EEh Table 2-6 FDD error code and status Status Bad command Address mark not found Write protected Record not found Media removed DMA overrun error DMA boundary error CRC error FDC error Seek error No FDD Time out error (Not ready) Write buffer error Check 1 If the follo wing message displays, release the write protect tab on the floppy disk. If any other message appears, perform Check 2. FDD-Write protected Check 2 Make sure the floppy disk is formatted correctly. If it is, go to Procedure 3. 2-36 Satellite A40 Maintenance Manual (960-458)