Fujitsu MHY2160BS, MHY2200BS, MHY2120BS, MHY2040BS Execute Device Diagnostic X, Diagnostic code

5.3 Host Commands

(7)EXECUTE DEVICE DIAGNOSTIC (X '90')

This command performs an internal diagnostic test (self-diagnosis) of the device. The device reports the diagnostic result and status to the host.

Table 5.6 lists the diagnostic code written in the Error field which is 8-bit code.

		Table 5.6 Diagnostic code
Code		Result of diagnostic
X '00'		Format Unit is not completed.
X '01'		No error detected.
X '02'		HDC diagnostic error
X '03'		Data buffer diagnostic error
X '04'		Memory diagnostic error
X '05'		Reading the system area is abnormal.
X '06'		Calibration abnormal
Note:	The device responds to this command with the result of
	power-on diagnostic test.

•Error reporting conditions

(1)A SATA communication error occurred (ST = 51h, ER = 14h).

At command issuance (Shadow Block Registers setting contents)

CM	1	0	0	1	0	0	0	0
DH	x	x	x	x		HD No. /LBA
CH					xx
CL					xx
SN					xx
SC					xx
FR					xx

At command completion (Shadow Block Registers contents to be read)

ST				Status information
DH	x	x	x		x		HD No. /LBA
CH						xx
CL						xx
SN						01H
SC						01H
ER				Diagnostic code

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