Fujitsu MCE3064AP, MCF3064AP, MCE3130AP manual Data error detection criteria

Models: MCE3130AP MCE3064AP MCF3064AP

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4.4.4Data error detection criteria

Table 4.16 lists criteria used to detect ID errors and data errors for data access commands and error handling.

Table 4.16 ID error and read error detection criteria and error handling

Command

ID read error

Data error

Error handling

 

 

 

 

FORMAT UNIT

128 MB/230 MB media:

Error in 4 bytes or

Register error

 

3 read errors in 3 sectors

more per interleaving

sectors in the PDL

 

540 MB/640 MB/1.3 GB media:

section

(Primary Defect

 

2 read errors in 2 sectors

 

List). If there are

 

 

 

many defect sectors,

 

 

 

they are also

 

 

 

registered in the

 

 

 

SDL (Secondary

 

 

 

Defect List).

 

 

 

 

WRITE (10)

128 MB/230 MB media:

Error in 5 bytes or

Register error

WRITE (12)

3 read errors in 3 sectors

more per interleaving

sectors in SDL.

WRITE AND

540 MB/640 MB/1.3 GB media:

(Except ERASE

 

VERIFY and

2 read errors in 2 sectors

command)

 

ERASE

 

 

 

 

 

 

 

READ (10)

Error free (If no ID can be read,

Error in 9 bytes or

Respond with

READ (12)

reassignment is executed.)

more per interleaving

Check Condition.

 

 

section

Sense Key indicates

 

 

 

a medium error.

 

 

 

 

WRITE LONG

128 MB/230 MB media:

No check

Respond with

 

3 read errors in 3 sectors

 

Check Condition.

 

540 MB/640 MB/1.3 GB media:

 

Sense Key indicates

 

2 read errors in 2 sectors

 

a medium error.

 

 

 

 

READ LONG

Error free

No check

Respond with

 

(If no ID can be read, the ODD

 

Check Condition.

 

tries to read from the sector

 

Sense Key indicates

 

before and after the possibly

 

a medium error.

 

faulty location and performs

 

 

 

reassignment.)

 

 

 

 

 

 

VERIFY

128 MB/230 MB media:

Error in 9 bytes or

Respond with

 

3 read errors in 3 sectors

more per interleaving

Check Condition.

 

540 MB/640 MB/1.3 GB media:

section

Sense Key indicates

 

2 read errors in 2 sectors

 

a medium error.

 

 

 

 

4 - 14

C156-E142-02EN

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Fujitsu MCE3064AP, MCF3064AP, MCE3130AP manual Data error detection criteria