Manual/User Guide
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Contents CHAPTER 1 Maintenance and Diagnosis 1-1 1.1 Maintenance 1-2 1.1.1 1.1.2 1.1.3 1.1.4 1.1.5 1.1.6 1.1.7 Rules for maintenance 1-2 Maintenance requirements 1-3 Maintenance levels 1-5 Disk drive revision number 1-6 Tools and test equipment 1-8 Self-diagnostics 1-8 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 procedure 1-11 1.3.2 Troubleshooting disk drive replaced in field 1-11 1.3.3 Troubleshooting at factory 1-13 CHAPTER 2 Removal and Replacement Procedure...
Contents CHAPTER 1 Maintenance and Diagnosis 1-1 1.1 Maintenance 1-2 1.1.1 1.1.2 1.1.3 1.1.4 1.1.5 1.1.6 1.1.7 Rules for maintenance 1-2 Maintenance requirements 1-3 Maintenance levels 1-5 Disk drive revision number 1-6 Tools and test equipment 1-8 Self-diagnostics 1-8 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 procedure 1-11 1.3.2 Troubleshooting disk drive replaced in field 1-11 1.3.3 Troubleshooting at factory 1-13 CHAPTER 2 Removal and Replacement Procedure...
Manual/User Guide
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... normal basic operation of this manual. 1.1.6 Self-diagnostics The disk drive has the following three levels. • Operating test (See Subsection 1.2.1, "Operating test.") • Diagnostic test (See Subsection 1.2.2, "Diagnostic test.") Figure 1.3 shows the relationship between the test level and troubleshooting. Tables 1.1... and repairing the disk drive. Maintenance and Diagnosis 1.1.5 Tools and test equipment At the field maintenance level, only ordinary hand tools are beyond the scope of an isolated disk drive can be checked. • Initial self-diagnostics • SMART command...
... normal basic operation of this manual. 1.1.6 Self-diagnostics The disk drive has the following three levels. • Operating test (See Subsection 1.2.1, "Operating test.") • Diagnostic test (See Subsection 1.2.2, "Diagnostic test.") Figure 1.3 shows the relationship between the test level and troubleshooting. Tables 1.1... and repairing the disk drive. Maintenance and Diagnosis 1.1.5 Tools and test equipment At the field maintenance level, only ordinary hand tools are beyond the scope of an isolated disk drive can be checked. • Initial self-diagnostics • SMART command...
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Yes Diagnostic test with the operation No System normal? Yes Continue with the host computer or test equipment Analyze the system related failure No Test acceptable? 1.1 Maintenance Start Yes Check the host system (Table 1.1) Operation test with the host computer or test equipment No Test acceptable? Yes No failure No Disk drive failure analysis (Table 1.2) Figure 1.3 Test flowchart C141-F072 1-9 Yes Test using voltage or temperature stress Test acceptable? Yes Disk drive replacement or repair No Disk drive normal?
Yes Diagnostic test with the operation No System normal? Yes Continue with the host computer or test equipment Analyze the system related failure No Test acceptable? 1.1 Maintenance Start Yes Check the host system (Table 1.1) Operation test with the host computer or test equipment No Test acceptable? Yes No failure No Disk drive failure analysis (Table 1.2) Figure 1.3 Test flowchart C141-F072 1-9 Yes Test using voltage or temperature stress Test acceptable? Yes Disk drive replacement or repair No Disk drive normal?
Manual/User Guide
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... system. System level troubleshooting, shown in Table 1.3, is performed at field maintenance level described in a test of the disk drive host system. 1.2.2 Diagnostic test The diagnostic test is necessary only when a cause of the disk drive. Then, by a factory engineer and not where the failure was removed, the failure is clear (for testing and...
... system. System level troubleshooting, shown in Table 1.3, is performed at field maintenance level described in a test of the disk drive host system. 1.2.2 Diagnostic test The diagnostic test is necessary only when a cause of the disk drive. Then, by a factory engineer and not where the failure was removed, the failure is clear (for testing and...
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... DC power ripple noise Power-interface cable connection Switch setting System cable System diagnostic test Intermittent or indefinite error Confirm that the AT interface cable is unstable, replace ...the power supply section. If possible, replace the disk drive. Confirm that the DC power voltage is less than 100 mV peak to peak and 200 mV peak to the ... that the maximum ripple at the disk drive power supply connector. If the fault remains, the disk drive is a lot of the MHV2120AT, MHV2100AT, MHV2080AT, MHV2060AT, MHV2040AT Disk Drives Product Manual for normal operation with the...
... DC power ripple noise Power-interface cable connection Switch setting System cable System diagnostic test Intermittent or indefinite error Confirm that the AT interface cable is unstable, replace ...the power supply section. If possible, replace the disk drive. Confirm that the DC power voltage is less than 100 mV peak to peak and 200 mV peak to the ... that the maximum ripple at the disk drive power supply connector. If the fault remains, the disk drive is a lot of the MHV2120AT, MHV2100AT, MHV2080AT, MHV2060AT, MHV2040AT Disk Drives Product Manual for normal operation with the...
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Index D Dampproof packaging 1-5 Delivery 1-5 revision number marking 1-6 Diagnostic test 1-11 Disk drive replaced, troubleshooting 1-11 replacement 1-5 revision number 1-6 revision number label 1-6 Disposition for error register contents 1-10 E Exchangeable parts in field 1-3 F Factory maintenace 1-5 troubleshooting 1-13 Field exchangeable ...
Index D Dampproof packaging 1-5 Delivery 1-5 revision number marking 1-6 Diagnostic test 1-11 Disk drive replaced, troubleshooting 1-11 replacement 1-5 revision number 1-6 revision number label 1-6 Disposition for error register contents 1-10 E Exchangeable parts in field 1-3 F Factory maintenace 1-5 troubleshooting 1-13 Field exchangeable ...