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C141-F043-01EN
MHL2300AT, MHM2200AT,
MHM2150AT, MHM2100AT
DISK DRIVES
MAINTENANCE MANUAL

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Troubleshooting

   Also See for Fujitsu MHL2300AT

   Summary of Contents for Fujitsu MHL2300AT

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    C141-F043-01EN MHL2300AT, MHM2200AT, MHM2150AT, MHM2100AT DISK DRIVES MAINTENANCE MANUAL...

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    “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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  • Page 4: Revision History

    Revision History (1/1) Edition Date Revised section (*1) Details (Added/Deleted/Altered) 2000-02-15 — — *1 Section(s) with asterisk (*) refer to the previous edition when those were deleted. C141-F043-01EN...

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    Preface This manual describes the MHL2300AT, MHM2200AT, MHM2150AT and MHM2100AT 2.5-inch hard disk drives with a built-in controller that is compatible with the ATA interface. This manual explains, in detail, how to maintain the disk drives. This manual assumes that users have a basic knowledge of hard disk drives and their application in computer systems.

  • Page 7: Operating Environment

    “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 by user misoperation or mishandling, inappropriate operating environments, defects in the power supply or cable, problems of the host system, or other causes outside the disk drive.

  • Page 8: Task Alert Message Page

    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 predate or other property, may occur if the user does not perform the procedure correctly.

  • Page 9: Table Of Contents

    The DE is completely sealed. Do not open the DE in the field. When asking for repair, save all data stored in the disk drive beforehand. Fujitsu Limited is not responsible for any loss of data during service and repair. The disk enclosure must never to be opened in the field.

  • Page 10: Manual Organization

    Manual Organization MHL2300AT, MHM2200AT, 1. Device Overview MHM2150AT, MHM2100AT 2. Device Configuration 3. Installation Conditions DISK DRIVES 4. Theory of Device Operation PRODUCT MANUAL 5. Interface (C141-E104) 6. Operations MHL2300AT, MHM2200AT, 1. Maintenance and Diagnosis MHM2150AT, MHM2100AT 2. Removal and Replacement Procedure...

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    Contents CHAPTER 1 Maintenance and Diagnosis............. 1-1 Maintenance 1.1.1 Rules for maintenance 1.1.2 Maintenance requirements 1.1.3 Maintenance levels 1.1.4 Disk drive revision number 1.1.5 Tools and test equipment 1.1.6 Self-diagnostics 1.1.7 Test Operation Confirmation 1.2.1 Operation test 1.2.2 Diagnostic test 1-10 Troubleshooting Procedure 1-10...

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    Contents Illustrations Figures Figure 1.1 Disk drive revision number label Figure 1.2 Display of disk drive revision number Figure 1.3 Test flowchart Tables Table 1.1 Status register contents Table 1.2 Disposition for error register contents Table 1.3 System level and field troubleshooting 1-11 Table 2.1 Model and parts numbers...

  • Page 14: Chapter 1 Maintenance And Diagnosis

    CHAPTER 1 Maintenance and Diagnosis Maintenance Operation Confirmation Troubleshooting Procedure This chapter describes the maintenance, diagnosis, operation check, and troubleshooting of the disk drive. The following are explained: • Rules for regular maintenance and troubleshooting • Display of maintenance level (field and factory) •...

  • Page 15: Do Not Apply Excessive Force To The Cover Under Any Circumstances. Doing So May Cause Irreparable Damage To The Cover

    1.1 Maintenance Maintenance and Diagnosis 1.1 Maintenance 1.1.1 Rules for maintenance The following cautions must be observed to prevent injury during troubleshooting or maintenance. Don’t install or remove a PCA or connect or disconnect a cable or connector plug when the drive is powered. This may give you an electric shock.

  • Page 16: The De Is Completely Sealed. Do Not Open The De In The

    The PCA and the DE cannot be replaced separately in the field. Replace the whole disk drive. (4) Service system and repair Fujitsu Limited has a disk drive service system and repair facility. When making a request for repair or parts replacement, you should provide related information usually including:...

  • Page 17: When Asking For Repair, Save All Data Stored In The Disk Drive

    1.1 Maintenance Maintenance and Diagnosis When asking for repair, save all data stored in the disk drive beforehand. Fujitsu Limited is not responsible for any loss of data during service and repair. (5) Notes on handling General notes a) Vibrations and shocks more severe than allowed will cause fatal damage to the device so be very careful.

  • Page 18: Maintenance Levels

    1.1 Maintenance b) It is recommended that you use the shock absorption cushion material and packaging that contained the device when it was delivered by Fujitsu. If the same packaging material cannot be used, use a shock absorbent box that will transmit shocks directly to the device. When using this type of box, adequately protect the PCA surface and interface connector section.

  • Page 19: Disk Drive Revision Number

    First 2-digit indicates a firmware code and rest 2-digit indicates its revision. Note: For a change of revision number after delivery, Fujitsu issues a “Change Request/Notice” and the disk drive revision number after the change. When a change is made at the user site, the revision number level should be changed as described above.

  • Page 20: Tools And Test Equipment

    Maintenance and Diagnosis 1.1 Maintenance Revision number mark when delivered A2 Revision Revision number change in the field A3 Revision Figure 1.2 Display of disk drive revision number 1.1.5 Tools and test equipment At the field maintenance level, only ordinary hand tools are required for troubleshooting and repairing the disk drive.

  • Page 21: Figure 1.3 Test Flowchart

    1.1 Maintenance Maintenance and Diagnosis Start Check the host system (Table 1.1) Operation test with the Analyze the system System normal? host computer or test related failure equipment Disk drive replacement or repair Test acceptable? Disk drive normal? Continue with the operation Diagnostic test with the host computer or...

  • Page 22: Operation Confirmation

    Maintenance and Diagnosis 1.2 Operation Confirmation Table 1.1 Status register contents Status bit Contents BIT0=1 Shown in Table 1.2 BIT1, 2 Normal. BIT3=1 (1) Check whether vibration is transmitted because of the way the disk drive is mounted. BIT4=1 (2) Check the power, cable, and connector. BIT5=1 (3) If it is concluded that the disk drive is the cause, replace the disk drive.

  • Page 23: Diagnostic Test

    1.3 Troubleshooting Procedure Maintenance and Diagnosis To troubleshoot the failure reported in the test at this level, accurately reproduce the condition that caused the failure. Then, by replacing the disk drive, try to separate the fault from the other sections of the disk drive host system. 1.2.2 Diagnostic test The diagnostic test is used to separate a confirmed disk drive failure to a disk drive subassembly or to check the disk drive performance.

  • Page 24: Table 1.3 System Level And Field Troubleshooting

    Switch setting Confirm that the switch on the disk drive control PCA is set for normal operation with the host computer. Refer to Section 3.4 of the MHL2300AT, MHM2200AT, MHM2150AT, MHM2100AT Disk Drives Product Manual for switch setting. System cable Confirm that all cable connections throughout the system correctly connected.

  • Page 25: The Disk Enclosure Must Never To Be Opened In The Field

    1.3 Troubleshooting Procedure Maintenance and Diagnosis 1.3.3 Troubleshooting at factory When the trouble is recovered by replacing the drive at field (Subsection 1.3.2), troubleshoot the replaced drive to isolate the trouble to the subassembly parts. To shorten the troubleshooting time and repairing time, gather the data, such as environmental data and other information, from the user and then return the failed drive to the factory with the media defect list to repair.

  • Page 26: Chapter 2 Removal And Replacement Procedure

    CHAPTER 2 Removal and Replacement Procedure Spare Parts Disk Drive Removal This chapter explains the procedure for removing and replacing the disk drive. It is assumed that the reader has a thorough knowledge of replacing the complete disk drive and replacing the power-interface cable. When carrying out these procedures, note the following items.

  • Page 27: Perform Any Removal After The System Power Is

    See Table 2.1 for the model and parts numbers to order the replacement disk drive. Table 2.1 Model and parts numbers Model Part number Formatted Mounting screw capacity MHL2300AT CA05428-B060 30 GB MHM2200AT CA05429-B040 20 GB M3 (depth 3) MHM2150AT...

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    Comment Form We would appreciate your comments and suggestions regarding this manual. Manual code C141-F043-01EN Manual name MHL2300AT, MHM2200AT, MHM2150AT, MHM2100AT DISK DRIVES MAINTENANCE MANUAL Please mark each item: E(Excellent), G(Good), F(Fair), P(Poor). General appearance Illustration Technical level Glossary Organization Acronyms &...

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    MHL2300AT, MHM2200AT, MHM2150AT, MHM2100AT C141-F043-01EN DISK DRIVES MAINTENANCE MANUAL MHL2300AT, MHM2200AT, MHM2150AT, MHM2100AT C141-F043-01EN DISK DRIVES MAINTENANCE MANUAL...

This manual also for:

Mhm2150at, Mhm2100at, Mhm2200at

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