Diagnostic Test Program Execution Check - Toshiba T200 User Manual

Procedure 3

Diagnostic Test Program Execution Check

The FDD Diagnostic Test program is stored on the T200/T200CS Diagnostics Disk. Run the
diagnostic program. Refer to Chapter 3, Tests and Diagnostics, for more information about
the diagnostics test procedures.
FDD test error codes and their status names are listed in Table 2-3. Verify that the floppy
disk in the FDD is formatted correctly and the write protect tab is disabled. If any other
errors occur while the FDD diagnostics test is executing, go to Check 1.
Table 2-3 Floppy Disk Drive Error Code and Status
Check 1 If the following message is displayed, disable the write protect tab on the floppy
disk. If any other message appears, perform Check 2.
Write protected
Check 2 Replace the upper system board with a new one and re-start the system. If the
problem still exists, replace the lower system board.
2-20
Code Status
01h Bad command
02h Address mark not found
03h Write protected
04h Record not found
06h Media removed
08h DMA overrun error
09h DMA boundary error
10h CRC error
20h FDC error
40h Seek error
60h FDD not drive error
80h Time out error
EEh Write buffer error
FFh Data compare error
T200/T200CS