Compaq 1850R manual 32Removal and Replacement Procedures

Page 49

2-32Removal and Replacement Procedures

To remove a SDRAM DIMM:

1.Perform the preparation procedures. See page 2-4.

2.Remove the server cover. See page 2-7.

3.Remove any expansion boards above the SDRAM DIMM slot.

4.Press both SDRAM DIMM slot latches outward 1.

5.Lift out the SDRAM DIMM 2.

1

2

1

Figure 2-28. Removing a SDRAM DIMM

Reverse steps 1 through 5 to replace a SDRAM DIMM.

IMPORTANT: A memory module can be installed one way only. Be sure to match the key slots on the module with the tabs on the memory slot. Push the module down into the slot, ensuring that the module is fully inserted and properly seated.

The following guidelines MUST be followed when installing or replacing memory:

Use only 32-, 64-, 128-, or 256-MB SDRAM DIMMs.

SDRAM DIMMs must be 100 MHz.

Use Compaq SDRAM DIMMs only.

SDRAM DIMMs must all be the same speed, and rated 100 MHz.

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Contents ProLiant 1850R Servers Compaq ProLiant 1850R Servers Maintenance and Service Guide Contents Diagnostic Tools Index Compaq Technician Notes Symbols in TextViii About This Guide Other Information Sources Where to Go for Additional HelpTelephone Numbers APD Illustrated Parts Catalog Mechanical parts exploded view of the ProLiant 1850R server Mechanical Parts Exploded ViewSystem components exploded view of the ProLiant 1850R server System Components Exploded ViewSpare Parts List Spare Parts ListDescription Spare Mass Storage Devices Spare Parts List ProLiant 1850R Servers6Illustrated Parts Catalog Options Removal and Replacement Procedures Electrostatic Discharge Information Symbols in EquipmentCompaq ProLiant 1850R Servers Maintenance and Service Guide Preparation Procedures Rack Warnings Server Warnings and Precautions Removing the server cover Server CoverRemoving the rack-mount bezel screws Rack-Mount BezelHolder Power/Standby Switch with LEDsRemoving the rear fan Rear FanRemoving the drive cage fan Drive Cage Fan and BracketDrive Cage Fan Bracket Disassembly of the drive cage fan bracketRemoving the hot-plug power supply blank Hot-Plug Power Supply14Removal and Replacement Procedures Scsi ID Settings Drive Installation GuidelinesMass Storage Devices BitProLiant 1850R Drives Drive Configuration Scsi IDs BayDrive Bays ProLiant 1850R Description of Drive BaysCompaq ProLiant 1850R Servers Maintenance and Service Guide 10. Removing the drive cage Drive Cage11. Removing the 24X Max low-profile CD-ROM assembly 24X Max Low-Profile CD-ROM Assembly12. Removing the removable media tray from the server Installing a Non-Hot-Plug Hard Drive into Bay a or B14. Installing and securing the drive into the chassis 22Removal and Replacement Procedures 16. Removing the removable media tray Installing a 1/2 Height Tape Drive or CD-ROM Bay a or B24Removal and Replacement Procedures 19. Removing the 24X Max low-profile CD-ROM adapter board 24X Max Low-Profile CD-ROM Adapter Board20. Installing a hard drive in bay Installing a Hard Drive in BayExternal Storage Devices Diskette DriveDiskette Drive Cable Cable Routing DiagramsLow-Profile CD-ROM Cable Internal Scsi Cable Attached to Array Controller Hot-Plug Drive Cage Cable26. Removing the riser board and brace Riser Board and Brace27. Sdram Dimm slot locations Memory32Removal and Replacement Procedures Total Memory Slot Examples of Sdram Dimm Upgrade CombinationsLocation Description Processor Power Module Slot Processor and Processor Power Module LocationsProcessor 30. Removing the processor 31. Removing a processor power module Processor Power Module32. Removing the system board System BoardSystem Board Battery External Replacement Battery34. Attaching the battery to the battery jumpers Diagnostic Tools Utilities Access Default ConfigurationDefault Configuration Messages Run the utilities from diskette Post Error Messages Power-On Self-Test PostCompaq ProLiant 1850R Servers Maintenance and Service Guide Post Error Messages Compaq ProLiant 1850R Servers Maintenance and Service Guide Simm Cache Size 10Diagnostic Tools Cmos COM4 Power 14Diagnostic Tools Compaq ProLiant 1850R Servers Maintenance and Service Guide 16Diagnostic Tools Compaq ProLiant 1850R Servers Maintenance and Service Guide 18Diagnostic Tools Compaq ProLiant 1850R Servers Maintenance and Service Guide 20Diagnostic Tools Compaq ProLiant 1850R Servers Maintenance and Service Guide 22Diagnostic Tools Drive Not 24Diagnostic Tools Compaq ProLiant 1850R Servers Maintenance and Service Guide KEY Resume F1Diagnostics Software 28Diagnostic Tools Running DiagnosticsPrimary Processor Test Error Codes Primary Processor Test Error CodesError Code Description Recommended Action Memory Test Error Codes Memory Test Error CodesParallel Printer Test Error Codes Keyboard Test Error CodesKeyboard Test Error Codes Parallel Printer Test Error CodesVideo Display Unit Test Error Codes Video Display Unit Test Error CodesMonochrome Video Board Test Error Codes Diskette Drive Test Error CodesDiskette Drive Test Error Codes Monochrome Video Board Test Error CodesModem Communications Test Error Codes Serial Test Error CodesSerial Test Error Codes Modem Communications Test Error CodesFixed Disk Drive Test Error Codes Fixed Disk Drive Test Error CodesTape Drive Test Error Codes Tape Drive Test Error CodesAdvanced VGA Board Test Error Codes Advanced VGA Board Test Error CodesAdvanced VGA Board Test Error Codes Error Code Description Recommended Action Compaq Network Interface Cards Test Error Codes Compaq Network Interface Cards Test Error CodesSCSI/IDE CD-ROM Drive Test Error Codes Scsi Fixed Disk Drive Test Error CodesScsi Fixed Disk Drive Test Error Codes SCSI/IDE CD-ROM Drive Test Error CodesServer Manager/R Board Test Error Codes Scsi Tape Drive Test Error CodesScsi Tape Drive Test Error Codes Server Manager/R Board Test Error CodesPointing Device Interface Test Error Codes Pointing Device Interface Test Error CodesServer Manager/R Board Test Error Codes HBM IODrive Array Advanced Diagnostics Daad Starting Daad Where filename is the name of the file or reportMessage Description Recommended Action Daad Diagnostic MessagesCompaq ProLiant 1850R Servers Maintenance and Service Guide Daad Diagnostic Messages Compaq ProLiant 1850R Servers Maintenance and Service Guide Nvram Compaq ProLiant 1850R Servers Maintenance and Service Guide RAM Daad 54Diagnostic Tools Compaq ProLiant 1850R Servers Maintenance and Service Guide 56Diagnostic Tools Drive bay This drive is being rebuilt from 58Diagnostic Tools Compaq ProLiant 1850R Servers Maintenance and Service Guide Recover RecoveryFailed InterimRecovering Drive WrongReplaced Compaq ProLiant 1850R Servers Maintenance and Service Guide 64Diagnostic Tools Multiple Ways of Viewing the Log Integrated Management LogIntegrated Management Display Compaq Insight ManagerCompaq IML Management Utility Compaq Survey UtilityManagement Log screen as described above Event Messages List of EventsEvent Type Event Message Machine Environment Main MemoryEvent Messages Compaq ProLiant 1850R Servers Maintenance and Service Guide Automatic Server Recovery-2 Rapid Recovery ServicesAttended Recovery Unattended RecoveryHardware Requirements Compaq Health Driver Compaq Integrated Remote Console74Diagnostic Tools Booting into Compaq Utilities Atdt Pager Data Setting DescriptionCOM1 COM2Cpqhou TII EtherneBooting into the Operating System ASR-2 Security Server Health LogsCritical Error Log Messages Critical Error LogMessage Description ROMECC 82Diagnostic ToolsCritical Error Log Messages Revision History Format Revision History TableCurrent Revisions Previous RevisionsNetwork Interface Fault Recovery Tracking Storage Fault Recovery TrackingMemory Fault Recovery Tracking Storage Automatic ReconstructionCompaq Servers Remote Management Features Remote Service FeaturesFeature Description ROMPaq Features of Compaq Insight ManagementCompaq Insight Manager Insight Management Agents Compaq Insight Management Software ArchitectureSwitch SW1 System Maintenance Switchbank Connectors, Switches, JumpersSwitch Function Set to on Set to OFF System Maintenance Switch Settings SW1Scsi Devices Rear Panel Connectors Rear Panel ConnectorsReference Connector Riser Board Expansion Slot Description Riser Board Expansion SlotsSlot # Description Physical and Operating Specifications System Unit Compaq ProLiant 1850R Servers System Unit SpecificationsInternational Hot-Plug Power Supply Specifications EMI Power Supply SpecificationsMB Diskette Drive MB Diskette Drive SpecificationsLow-Profile 24X Max IDE CD-ROM Drive Low-Profile 24X Max IDE CD-ROM Drive SpecificationsIDE Low-Profile 24X Max IDE CD-ROM Drive SpecificationsGB Wide-Ultra SCSI-3 Hard Drive Gigabyte Wide-Ultra Scsi Drive SpecificationsInde Index-2 Index-3 Index-4 Index-5 Index-6 Index-7
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1850R specifications

The Compaq 1850R, introduced in the late 1990s, is a robust and versatile server known for its reliability and performance. This rack-mounted server was designed to cater to the evolving needs of businesses that required high availability and scalability in their IT infrastructure.

At the core of the Compaq 1850R is its support for dual Intel Pentium III processors. This dual-processor configuration provides enhanced multitasking capabilities, allowing the server to handle more simultaneous processes effectively. With a clock speed of up to 1 GHz, businesses could run demanding applications and services with improved speed and efficiency.

One of the standout features of the Compaq 1850R is its impressive memory capacity. The server supports up to 8GB of SDRAM, which allows it to manage larger datasets and facilitate better performance for memory-intensive applications. This makes the 1850R an ideal choice for database management and enterprise resource planning.

Storage options are another highlight of the Compaq 1850R. The server can accommodate multiple hot-swappable hard drive bays, supporting both SCSI and IDE drives. This flexibility allows organizations to scale their storage needs as their data requirements grow. The ability to add or replace drives without downtime is a significant advantage for maintaining high availability environments.

In terms of networking, the Compaq 1850R features integrated Ethernet ports for reliable network connectivity. The server also supports advanced RAID configurations, which enhances data protection and improves performance by distributing I/O across multiple drives. This feature is particularly important for businesses that rely heavily on data integrity and availability.

The design of the 1850R is optimized for rack mounting, a standard for enterprise environments looking to maximize space and efficiency. Its compact form factor fits seamlessly into standard 19-inch racks, making it suitable for various server rooms and data centers.

Overall, the Compaq 1850R is a powerful server that combines solid processing capability, extensive memory support, and flexible storage options. It remains a valuable asset for organizations seeking to build a reliable and scalable IT infrastructure. As businesses continue to demand efficiency and performance from their servers, the 1850R stands as a testament to Compaq's commitment to quality and innovation in the tech industry.