ملخص المحتوى في الصفحة رقم 1 
                    
                         
 C141-E221-02EN 
MHV2080AS, MHV2060AS, MHV2040AS 
 
DISK DRIVE 
 
PRODUCT MANUAL 
 
                                                                                                                                                                                                                                                                                                                                                                                                                              
                    
                    ملخص المحتوى في الصفحة رقم 2 
                    
                          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 manua
                    
                    ملخص المحتوى في الصفحة رقم 3 
                    
                          Revision History  (1/1)  Revised section (*1)  Edition Date Details  (Added/Deleted/Altered)  01 2005-02-25    02 2005-03-18 Section 1.1.2 (Altered) Change of description    Section 1.5 (Altered) Change of Table 1.5         *1 Section(s) with asterisk (*) refer to the previous edition when those were deleted.  C141-E221                                                                                                                                                                                 
                    
                    ملخص المحتوى في الصفحة رقم 4 
                    
                            This page is intentionally left blank.                                                                                                                                                                                                                                                                                                                                                                                                                                                                          
                    
                    ملخص المحتوى في الصفحة رقم 5 
                    
                          Preface  This manual describes MHV2080AS, MHV2060AS, MHV2040AS model of the  MHV Series, 2.5-inch hard disk drives.  These drives have a built-in controller  that is compatible with the 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.  This manual consists of s
                    
                    ملخص المحتوى في الصفحة رقم 6 
                    
                        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 
                    
                    ملخص المحتوى في الصفحة رقم 7 
                    
                         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
                    
                    ملخص المحتوى في الصفحة رقم 8 
                    
                          This page is intentionally left blank.                                                                                                                                                                                                                                                                                                                                                                                                                                                                            
                    
                    ملخص المحتوى في الصفحة رقم 9 
                    
                           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 speakers
                    
                    ملخص المحتوى في الصفحة رقم 10 
                    
                          This page is intentionally left blank.                                                                                                                                                                                                                                                                                                                                                                                                                                                                            
                    
                    ملخص المحتوى في الصفحة رقم 11 
                    
                          Manual Organization    MHV2080AS  •  Device Overview  MHV2060AS, MHV2040AS   Device Configuration     Installation Conditions  DISK DRIVE   Theory of Device Operation  PRODUCT MANUAL   Interface  (C141-E221)   Operations          MHV2080AS    Maintenance and Diagnosis  MHV2060AS, MHV2040AS   Removal and Replacement Procedure    DISK DRIVE  MAINTENANCE MANUAL  (C141-F073)    C141-E221 vii                                                                                        
                    
                    ملخص المحتوى في الصفحة رقم 12 
                    
                          This page is intentionally left blank.                                                                                                                                                                                                                                                                                                                                                                                                                                                                            
                    
                    ملخص المحتوى في الصفحة رقم 13 
                    
                          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.................
                    
                    ملخص المحتوى في الصفحة رقم 14 
                    
                        Contents   CHAPTER 3 Installation Conditions ............................................................. 3-1  3.1  Dimensions ........................................................................................................ 3-2  3.2  Mounting............................................................................................................ 3-3  3.3  Cable Connections............................................................................................. 3-9  3.3.1  Device 
                    
                    ملخص المحتوى في الصفحة رقم 15 
                    
                         Contents  4.6.2  Write circuit.............................................................................................4-9  4.6.3  Read circuit............................................................................................4-10  4.6.4  Digital PLL circuit.................................................................................4-11  4.7  Servo Control ...................................................................................................4-12  4.7.1  Servo cont
                    
                    ملخص المحتوى في الصفحة رقم 16 
                    
                        Contents   (12)  STANDBY (X’96’ or X’E2’) .......................................................5-36  (13)  IDLE (X’97’ or X’E3’) .................................................................5-37  (14)  CHECK POWER MODE (X’98’ or X’E5’).................................5-39  (15)  SLEEP (X’99’ or X’E6’) ..............................................................5-40  (16)  SMART (X’B0) ............................................................................5-41  (17)  DEVICE CONFIGURA
                    
                    ملخص المحتوى في الصفحة رقم 17 
                    
                         Contents  (45)  WRITE MULTIPLE EXT (X’39’):  Option (customizing)........5-120  (46)  WRITE DMA FUA EXT (X’3D’):  Option (customizing) ........5-121  (47)  WRITE LOG EXT (X’3F’) [Optional command  (Customize)]...............................................................................5-122  (48)  READ VERIFY SECTOR(S) EXT (X’42):  Option  (customizing)..............................................................................5-124  (49)  WRITE MULTIPLE FUA EXT (X’CE’):  Option  (customizi
                    
                    ملخص المحتوى في الصفحة رقم 18 
                    
                        Contents   5.6.3  Ultra DMA data transfer..................................................................... 5-151  5.6.3.1  Initiating an Ultra DMA data in burst ..................................... 5-151  5.6.3.2  Ultra DMA data burst timing requirements ............................ 5-152  5.6.3.3  Sustained Ultra DMA data in burst......................................... 5-155  5.6.3.4  Host pausing an Ultra DMA data in burst............................... 5-156  5.6.3.5  Device terminatin
                    
                    ملخص المحتوى في الصفحة رقم 19 
                    
                         Contents  6.4.3.1  Miss-hit ......................................................................................6-15  6.4.3.2  Sequential hit..............................................................................6-16  6.4.3.3  Full hit ........................................................................................6-17  6.4.3.4  Partial hit....................................................................................6-18  6.5  Write Cache..................................
                    
                    ملخص المحتوى في الصفحة رقم 20 
                    
                        Contents   Illustrations  Figures  Figure 1.1  Negative voltage at +5 V when power is turned off............................ 1-6  Figure 1.2  Current fluctuation (Typ.) at +5 V when power is   turned on............................................................................................ 1-8    Figure 2.1  Disk drive outer view........................................................................... 2-2  Figure 2.2  1 drive system configuration ...........................................