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C141-F055-01EN
MHR2040AT, MHR2030AT
MHR2020AT, MHR2010AT
DISK DRIVES
MAINTENANCE 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. IMPOR
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Revision History (1/1) Edition Date Revised section (*1) Details (Added/Deleted/Altered) 01 2001-09-17 — — *1 Section(s) with asterisk (*) refer to the previous edition when those were deleted. C141-F055-01EN
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Preface This manual describes the MHR2040AT, MHR2030AT, MHR2020AT and MHR2010AT 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. This manual consists of the following two chapters: Overview of Manual CHAPTER 1 Maintenance and Diagnosis This chapter explains MHR2040AT, M
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Preface This indicates information that could help the user use the product more efficiently. In the text, the alert signal is centered, followed below by the indented message. A wider line space precedes and follows the alert message to show where the alert message begins and ends. The following is an example: (Example) 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. The main alert messages in the
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Important Alert Items Important Alert Messages The important alert messages in this manual are as follows: This manual uses the key alert messages given below. The following manual also contains notes on safety precautions: 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. Task Alert message Page Maintenance St
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Important Alert Items Task Alert message Page Maintenance Device damage 1. Before touching a PCA or the drive, wear a wrist strap 1-2 and perform the human body grounding to discharge static electricity from your body. This will prevent irreparable damage to the PCA and the head of the drive. 2. Don’t install or remove a PCA or connect or disconnect a cable or connector plug when the drive is powered. This will prevent electrical damage to the disk drive. 3. Operating the disk drive with one or
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Important Alert Items Task Alert message Page Maintenance Damage or Device damage 1. Perform any removal after the system power is 2-2 completely disconnected. The cable must not be disconnected and the screws that attach the drive must not be removed with the power ON. 2. Do not move the drive until it comes to a complete stop (about 30 s after the power is turned OFF). 3. Perform the human body grounding to discharge any static electricity from your body.(Be sure to wear a wrist strap) C141-F
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Manual Organization MHR2040AT, MHR2030AT, 1. Device Overview MHR2020AT, MHR2010AT 2. Device Configuration 3. Installation Conditions DISK DRIVES 4. Theory of Device Operation PRODUCT MANUAL 5. Interface (C141-E145EN) 6. Operations MHR2040AT, MHR2030AT, 1. Maintenance and Diagnosis MHR2020AT, MHR2010AT 2. Removal and Replacement Procedure DISK DRIVES MAINTENANCE MANUAL C141-F055-01EN vii
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Contents CHAPTER 1 Maintenance and Diagnosis..................................................... 1-1 1.1 Maintenance 1-2 1.1.1 Rules for maintenance 1-2 1.1.2 Maintenance requirements 1-3 1.1.3 Maintenance levels 1-5 1.1.4 Disk drive revision number 1-6 1.1.5 Tools and test equipment 1-8 1.1.6 Self-diagnostics 1-8 1.1.7 Test 1-8 1.2 Operation Confirmation 1-10 1.2.1 Operation test 1-10 1.2.2 Diagnostic test 1-11 1.3 Troubleshooting Procedure 1-11 1.3.1 Troubleshooting pr
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Contents Illustrations Figures Figure 1.1 Disk drive revision number label 1-6 Figure 1.2 Display of disk drive revision number 1-7 Figure 1.3 Test flowchart 1-9 Tables Table 1.1 Status register contents 1-10 Table 1.2 Disposition for error register contents 1-10 Table 1.3 System level and field troubleshooting 1-12 Table 2.1 Model and parts numbers 2-2 x C141-F051-01EN
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CHAPTER 1 Maintenance and Diagnosis 1.1 Maintenance 1.2 Operation Confirmation 1.3 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) • Display of machine revision number and number change in the field • Tools and test devices needed for each maintenance level • Standard testing for
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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. Static, Damage 1. 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. 2. Keep away from mechanical assemblies in the unit during operation. This may cause injuries. 3. Avoid dangerous detergent when the disk drive is clea
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Maintenance and Diagnosis 1.1 Maintenance 1.1.2 Maintenance requirements (1) Preventive maintenance The disk drive needs no preventive maintenance, not even the air filter needs to be changed. Device damage The DE is completely sealed. Do not open the DE in the field. (2) Service life In situations where management and handling are correct, the life of the disk drive is five years when the DE surface temperature is less than 48°C. When the DE surface temperature exceeds 48°C, the life is five
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1.1 Maintenance Maintenance and Diagnosis Data corruption 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 a. General notes a) Vibrations and shocks more severe than allowed will cause fatal damage to the device so be very careful. Be especially careful when unpacking the device. b) Do not leave the device in a dusty environment. c) Because the device uses GMR (gi
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Maintenance and Diagnosis 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. c) Place a label showing which side is up and clearly stating the notes on handling on the
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1.1 Maintenance Maintenance and Diagnosis 1.1.4 Disk drive revision number The disk drive revision number is a single alphabetic character followed by a single alphanumeric character. It is stuck on the DE and marked on the revision number label. Figure 1.1 shows the disk drive revision number label format. Disk drive revision number Firmware code/revision Figure 1.1 Disk drive revision number label (1) Revision number marking at delivery The machine revision number is indicated by crossing o
