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If you cannot format the HDD, go to Procedure 4.
Procedure 4 Diagnostic Test Program Execution and Replacement Check
The HDD test program is stored in the T6400 Diagnostic Disk. Perform all of the HDD subtests in
the Hard Disk Drive Test. Refer to Chapter 3, Tests and Diagnostics for more information about
the HDD test program.
If an error is detected during the HDD test, an error code and status will be displayed; perform
Check 1. The error code and status are described in Table 2-4. If an error code is not generated,
the HDD is operating properly.
Check 1
Replace the HDD unit with a new one following the instructions in Chapter 4, Re-
placement Procedures. If the HDD is still not functioning properly, perform Check 2.
Check 2
Replace the system board with a new one following the instructions in Chapter 4,
Code
01h
Bad command
02h
Bad address mark
04h
Record not found
05h
HDC not reset
07h
Drive not initialize
09h
DMA boundary error
0Ah
Bad sector error
0Bh
Bad track error
10h
ECC error
11h
ECC recover enable
20h
HDC error
40h
Seek error
80h
Time out error
AAh
Drive not ready
BBh
Undefined
CCh
Write fault
E0h
Status error
F0h
Not sense error (HW. code = FF)
Table 2-4 Hard disk drive error codes and statuses
Status
2-29
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