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                         C141-E249-01EN 
MHW2120BS, MHW2100BS, MHW2080BS 
MHW2060BS, MHW2040BS 
 
DISK DRIVES 
 
PRODUCT MANUAL 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
                                                                                                                                                                                                                                                                                                                                                               
                    
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                        FOR SAFE OPERATION  Handling of This Manual  This manual contains important information for using this product.  Read thoroughly before using  the product.  Use this product only after thoroughly reading and understanding especially the  section “Important Alert Items” in this manual.  Keep this manual handy, and keep it carefully.  FUJITSU makes every effort to prevent users and bystanders from being injured or from suffering  damage to their property.  Use the product according to this manual.
                    
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                          Revision History  (1/1)  Revised section (*1)  Edition Date Details  (Added/Deleted/Altered)  01 2006-08-20                                                                    *1 Section(s) with asterisk (*) refer to the previous edition when those were deleted.        C141-E249                                                                                                                                                                                                                            
                    
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                        Preface  This manual describes MHW2120BS, MHW2100BS, MHW2080BS,  MHW2060BS, MHW2040BS model of the MHW Series, 2.5-inch hard disk  drives.  These drives have a built-in controller that is compatible with the Serial- ATA interface.  This manual describes the specifications and functions of the drives and explains  in detail how to incorporate the drives into user systems.  This manual assumes  that the reader has a basic knowledge of hard disk drives and their  implementations in computer systems
                    
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                        Preface   Conventions for Alert Messages  This manual uses the following conventions to show the alert messages.  An alert  message consists of an alert signal and alert statements.  The alert signal consists  of an alert symbol and a signal word or just a signal word.  The following are the alert signals and their meanings:    This indicates a hazardous situation could result in  minor or moderate personal injury if the user does    not perform the procedure correctly.  This alert signal  also 
                    
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                         Preface  Attention  Please forward any comments you may have regarding this manual.  To make this manual easier for users to understand, opinions from readers are  needed.  Please write your opinions or requests on the Comment at the back of this  manual and forward it to the address described in the sheet.  Liability Exception  “Disk drive defects” refers to defects that involve adjustment, repair, or  replacement.  Fujitsu is not liable for any other disk drive defects, such as those caused b
                    
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                           Important Alert Items  Important Alert Messages  The important alert messages in this manual are as follows:    A hazardous situation could result in minor or moderate personal  injury if the user does not perform the procedure correctly.  Also,    damage to the product or other property, may occur if the user does not  perform the procedure correctly.    Task Alert message Page  Normal Operation 3-7  Data corruption:  Avoid mounting the disk near strong  magnetic sources such as loud speaker
                    
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                        Manual Organization    MHW2120BS, MHW2100BS,  •  Device Overview  MHW2080BS, MHW2060BS, •  Device Configuration  MHW2040BS •  Installation Conditions   •  Theory of Device Operation  DISK DRIVES •  Interface  PRODUCT MANUAL •  Operations  (C141-E249)          MHW2120BS, MHW2100BS,  •  Maintenance and Diagnosis  MHW2080BS, MHW2060BS, •  Removal and Replacement Procedure  MHW2040BS    DISK DRIVES  MAINTENANCE MANUAL  (C141-F083)    C141-E249 vii                                        
                    
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                        Contents  CHAPTER 1 Device Overview ....................................................................... 1-1  1.1  Features .............................................................................................................. 1-2  1.1.1  Functions and performance ..................................................................... 1-2  1.1.2  Adaptability............................................................................................. 1-2  1.1.3  Interface...............
                    
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                        Contents   2.2   System Configuration........................................................................................2-3  2.2.1 SATA interface .....................................................................................2-3  2.2.2 Drive connection ...................................................................................2-3  CHAPTER 3 Installation Conditions..............................................................3-1  3.1   Dimensions................................
                    
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                         Contents  4.6.4  Digital PLL circuit ................................................................................ 4-12  4.7  Servo Control ................................................................................................... 4-13  4.7.1  Servo control circuit.............................................................................. 4-13  4.7.2  Data-surface servo format ..................................................................... 4-15  4.7.3  Servo frame format...
                    
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                        Contents   (11) IDLE IMMEDIATE (X’95’ or X’E1’) /UNLOAD  IMMEDIATE (X’95’ or X’E1’).................................................... 5-48  (12) STANDBY (X’96’ or X’E2’)........................................................ 5-50  (13) IDLE (X’97’ or X’E3’) ................................................................. 5-51  (14) CHECK POWER MODE (X’98’ or X’E5’) ................................. 5-53  (15) SLEEP  (X’99’ or X’E6’)............................................................
                    
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                         Contents  (46) WRITE LOG EXT (X'3F') .......................................................... 5-158  (47) READ VERIFY SECTOR (S) EXT  (X’42’).............................. 5-162  (48) FLUSH CACHE EXT  (X’EA’) ................................................. 5-163  (49) WRITE MULTIPLE FUA EXT (X'CE')..................................... 5-164  (50) WRITE DMA FUA EXT (X'3D') ............................................... 5-165  (51) READ FP DMA QUEUED (X'60') .................................
                    
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                        Contents   6.5.1 Cache operation...................................................................................6-20  Glossary ...........................................................................................................GL-1  Acronyms and Abbreviations.........................................................................AB-1  Index .................................................................................................................IN-1   xiv C141-E249             
                    
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                         Contents  Illustrations  Figures  Figure 1.1  Permissible range of +5V rise slope..................................................... 1-6  Figure 1.2  The example of negative voltage waveform at +5 V  when  power is turned off ............................................................................... 1-7  Figure 1.3  Current fluctuation (Typ.) at +5 V when power is turned on............... 1-9    Figure 2.1  Disk drive outerview ............................................................
                    
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                        Contents   Figure 5.11  Set Device Bits FIS...........................................................................5-23  Figure 5.12  Execution example of READ MULTIPLE command......................5-91  Figure 5.13  Non-data command protocol ..........................................................5-171  Figure 5.14  PIO data-in command protocol.......................................................5-173  Figure 5.15  PIO data-out command protocol............................................