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Chapter 3
Installation
This chapter covers:
• Preparation
• Connectors and jumpers
• Safety considerations
• Controller installation procedures
Before You Begin
Installing a Mylex DAC960 PCI to Ultra SCSI RAID controller is no more difficult than installing any PCI adapter card. Follow these steps and then follow the installation procedures in this chapter.
,
WARNING
Disconnect the system from the electrical wall outlet before opening the system cabinet. Working with the system covers off and power applied to the system can result in shock and serious injury.
1. Follow a safe anti-electrostatic discharge (ESD) procedure such as using a grounding wrist strap connected to a known ground source.
2. Power off the system and disconnect the power cables before starting the installation. Refer to the instructions provided in your system documentation. Do not disconnect cables or power cords while system power is on.
3. Read all of the instructions in this chapter completely before proceeding. Follow the Notes, Cautions, and Warnings described in this manual and marked on the equipment.
4. Safety check the installation before powering on the system.
• Make sure that all of the cabling Pin 1 locations are correct and that all cables are firmly seated in the connectors.
• Make sure all SCSI conventions (cable type, cable length, termination, SCSI IDs, etc.) are followed.
Manual Number 775012 3-1
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Table of contents
- 2 Please Notice
- 2 Our Policy
- 3 Conventions
- 9 Product Description
- 10 Controller Features and Functions
- 10 Operating System Support
- 10 Standard Package Contents
- 10 Hardware
- 11 Software
- 12 User-supplied Items
- 14 SCSI Termination
- 16 SCSI Cabling
- 17 SCSI Drive Preparation
- 17 Mixing Narrow and Wide SCSI Devices
- 19 Before You Begin
- 20 Connectors and Jumpers
- 22 External SCSI Connectors
- 23 Safety Considerations
- 24 Installing the Controller
- 25 Procedural Overview
- 26 Controller Start-up
- 26 BIOS Start-up Sequence
- 27 Other BIOS Options
- 29 Device Drivers
- 29 Global Array Manager (GAM)
- 29 In Case of Problems
- 31 Product Description
- 31 Features
- 32 Installation
- 34 Operation
- 34 Battery Conditioning Prior to Use
- 34 Set-up – Enabling the Write-Back Cache
- 34 Battery Backup Capacity
- 35 Maintenance
- 35 Removing the Battery Backup Module
- 36 Functional Description
- 36 General Operational Description
- 36 Status Indication
- 37 Battery and Charge Circuit
- 37 Recycling the Battery
- 38 IBBU Specifications
- 38 On-board Battery
- 38 Battery Charge Life
- 38 External Battery
- 38 Module Dimensions
- 38 Environmental
- 39 General Hardware Specifications
- 39 DAC960PG
- 40 DAC960PJ
- 41 Physical and Environmental Specifications
- 43 Error Messages
- 43 Start-up Error Messages
- 43 Drive Check Error Messages
- 44 Aborted Installation
- 45 NVRAM Error
- 45 System Reboot or Power Down Messages
- 47 Class B Compliance
- 48 Declaration of Conformity
- 49 Community of Europe
- 50 Underwriters Laboratories Listed
- 51 Battery Backup Unit
- 51 Cache
- 51 Cache Flush
- 51 Cache Line Size
- 51 Channel
- 51 Consistency Check
- 52 Disk Failure Detection
- 52 Disk Media Error Management
- 52 Drive Groups (or Drive Packs)
- 53 Hot Replacement of Disks (Hot Swap)
- 53 IBBU
- 53 Intelligent Battery Backup Unit
- 53 Logical Drive States
- 53 Online: A Logical Drive is in an “online” state if...
- 54 Critical: A Logical Drive is in a “critical” state...
- 54 Offline: A Logical Drive is in an “offline” state ...
- 54 Logical Drives
- 54 Mirroring
- 54 Pack
- 54 Parity
- 55 RAID
- 55 RAID Levels
- 56 Replacement Table
- 56 Rotated XOR Redundancy
- 56 SCSI Drive
- 57 SCSI Drive States
- 57 Ready: A SCSI disk drive is in a “ready” state if ...
- 57 Online: A SCSI disk drive is in an “online” state ...
- 57 Standby: A SCSI disk drive is in a “standby” state...
- 57 Dead: A SCSI disk drive is in a “dead” state if it...
- 58 Rebuild: A SCSI disk drive is in a “rebuild” state...
- 58 Segment Size
- 58 Session
- 58 Standard Disk Drive
- 58 Standby Replacement of Disks (“Hot Spare”)
- 60 Stripe Order
- 60 Stripe Size
- 60 Stripe Width
- 60 Striping
- 60 System Drives
- 60 Target ID
- 61 Write-Back Cache
- 61 Write Through Cache