IBM WDA L80 Скачать руководство пользователя страница 7

Electromagnetic Compatibility:

The Drive meets the following EMC requirements when installed in the user system and exercised
with a random accessing routine at maximum data rate:     - United States Federal Communication
Commission (FCC) Rules and       Regulations, Part 15, SubjectJ--Computer Devices, "Class B
Limits."     - European Economic Community (EEC) directive #76/889 related to the       control
of radio frequency interference and the Verband Deutscher       Elektrotechniker (VDE)
requirements of Germany (GOP).

Command Description 

The following Commands are supported by the Drive:

Data In Commands 

                     

 (HEX)       

               

Identify Drive                                 (EC)  
Read Buffer                                    (E4)  
Read Long (& retry)                       (22)  
Read Long (no retry)                      (23)  
Read Multiple                                (C4)  
Read Sectors (& retry)                   (20)  
Read Sectors (no retry)                  (21)

Data Out Commands  

              

 (HEX)     

                   

Format                                        (50)  
Write Buffer                               (E8)  
Write Long (& retry)                  (32)  
Write Long (no retry)                 (33)  
Write Multiple                           (C5)  
Write Sectors (& retry)               (30)  
Write Sectors (no retry)              (31)  
Write Verify                               (3C)

Execution includes the transfer of one or more 512 byte sectors of data (>512 bytes for Read
Long) from the Drive to the Host for Data In and from the Host to the Drive for Data Out
commands.

Nondata Commands 

Read Verify Sectors (& retry)         (40) 
Read Verify Sectors (no retry)        (41) 
Seek                                               (7X)  
Set Multiple                                   (C6)  
Execute Drive Diagnostics            (90)  
Initialize Drive Parameters            (91)  

Содержание WDA L80

Страница 1: ...actuator lock Dedicated head landing zone Average seek time 16mS All axis 6 directions mounting permitted Performance Media Read Write Data Transfer rate in Mbits Sec 13 3 Seek times in mS averaged in...

Страница 2: ...of the PC at a designated set of mounting holes Other electrical contact may degrade error rate performance As a result of this it is recommended that there should be no metal contact to the hard disk...

Страница 3: ...Heads 2 4 Numbers of Disks 1 2 Logical Layout Logical Heads 10 10 Sectors Track 17 34 Logical Cylinders 984 984 Operating Environment Humidity Operating Relative 8 to 90 noncondensing Nonoperating Rel...

Страница 4: ...peak acceleration for 15 minutes Operating Shock The Drive will withstand with no permanent damage or loss of data a 10G half sine wave shock pulse of 11mS duration Nonoperating Shock The Drive will w...

Страница 5: ...rved pins and all of these have to be left unconnected Cabling The maximum cable length from the Host system to the drive plus the circuit pattern length inside the Host systems must not exceed 18 inc...

Страница 6: ...nly in effect until the next power off soft reset or hard reset operation Afterwards the default parameters in the Identify Drive information will be in effect Seek Overlap The drive will wait for the...

Страница 7: ...mands are supported by the Drive Data In Commands HEX Identify Drive EC Read Buffer E4 Read Long retry 22 Read Long no retry 23 Read Multiple C4 Read Sectors retry 20 Read Sectors no retry 21 Data Out...

Страница 8: ...ta Dimensions Height 19 9 0 4mm Width 101 6 0 4mm Depth 146 0 0 6mm Weight 410g maximum Mounting Orientation The drive can be mounted in any axis 6 directions Note Maximum screw lengths must not be ex...

Страница 9: ...shipping container This data sheet is not a substitute for the full product specification which should be used when detailed information is required Product Description data represents IBM s design o...

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