Toshiba T-Series T2000, Maintenance Manual

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Check 3 Clean the read/write head using the 3.5-inch FDD cleaning kit. If the problem still
exists, refer to Procedure 3.
Procedure 3
Test Program Check
The FDD test program is stored on the T2000 Diagnostics Disk. After loading Toshiba MS-DOS,
run the Diagnostic Program (TESTCE2). Refer to Part 3 for detailed instructions about the FDD
test.
Insert a formatted floppy disk and then start the FDD test. The error code and status are described
in Table 2-3.
If an error occurs, refer to Check 1.
Table 2-3 FDD error code and status
Check 1 If the
Write protected
message appears, remove the write protect tab on the
Code Status
01h Bad command
02h Address mark not found
03h Write protected
04h Record not found
06h Media removed on dual attach card
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