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User manual HP, model HP StorageWorks EMA12000 Blue (50 Hz)

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Document Outline

• Contents
• About this Guide
  • Overview
    • Intended audience
    • Prerequisites
    • Related documentation
      • Table 1: Related Documentation
  • Conventions
    • Document conventions
      • Table 2: Document Conventions
    • Text symbols
    • Equipment symbols
  • Rack stability
  • Getting help
    • HP technical support
    • HP storage website
    • HP authorized reseller
• Chapter 1: Troubleshooting Information
  • Typical installation problem identification checklist and troubleshooting guidelines
    • Table 3: Installation Problem Identification Checklist
    • Table 4: Troubleshooting Guidelines (Sheet 1 of 9)
  • Significant event reporting
    • Reporting events that cause controller operation to halt
      • Flashing OCP pattern display reporting
        • Table 5: Flashing OCP Pattern Displays and Repair Actions
      • Solid OCP pattern display reporting
        • Figure 1: OCP pattern display showing %FLL formatting
        • Table 6: Solid OCP Pattern Displays and Repair Actions (Sheet 1 of 5)
      • Last failure reporting
        • Figure 2: Sample Last Failure report
    • Reporting events that allow controller operation to continue
      • Spontaneous Event log
        • Figure 3: Sample Spontaneous Event logs showing %EVL formatting
      • CLI Event reporting
        • Figure 4: Sample CLI Event report showing %CER formatting
    • Running the controller diagnostic test
      • ECB charging diagnostics
      • Battery hysteresis
        • Table 7: ECB Capacity Based on Memory Size
      • UPS used for backup power
        • Figure 5: SHOW THIS CLI sample screen display
    • Caching techniques
      • Read caching
      • Read-ahead caching
      • Write-through caching
      • Writeback caching
      • Fault-tolerance for writeback caching
        • Table 8: Cache Policies-Cache Module Status
        • Table 9: Resulting Cache Policies-ECB Status
      • Enabling mirrored writeback cache
    • Device Discovery Error report
      • Figure 6: Sample Device Discovery Error Report
      • Table 10: DWD Status Codes
      • Table 11: EC Codes
    • SHOW ELEVATION report
• Chapter 2: Utilities and Exercisers
  • Fault Management Utility (FMU)
    • Displaying last failure entries
      • Figure 7: Sample last failure entry
    • Translating event codes
      • Table 12: Event Code Types
      • Figure 8: FMU translation of a Last Failure Code and an Instance Code Sample
    • Controlling the display of significant events and failures
      • Table 13: FMU SET Commands
      • SHOW LAST ALL command
    • SHOW RESERVATION command
      • Figure 9: SHOW RESERVATION sample output (Microsoft...
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