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Appendix B
DAC960PG/PJ Specifications
General Hardware Specifications
DAC960PG
Controller
CPU
DAC960PG
Intel i960 RP® RISC 32-bit microprocessor, 33MHz
Memory EDO ECC RAM, 60ns, 72-pin SIMM, n x 40
(Use only Mylex supplied SIMMS)
Minimum: 4 MB
Optional: 8, 16, 32, 64, or 128 MB
Cache
Firmware
PCI
SCSI
Write: Selectable – Write Through or Write Back
Error Protection: Error Correction Code (ECC)
ROM Type, Flash EEPROM, 512K x 8
I/O Processor: Embedded Intel i960 RP
32-bit bus
Transfer Rate - Up to 133MB/second
Mylex BA-81C15, one per channel
Data Rate - Up to 40MB/second, when using
Fast/Wide 16-bit mode
Manual Number 775012 B-1
General Hardware Specifications
DAC960PJ
Controller
CPU
Memory
Cache
Firmware
PCI
SCSI
DAC960PJ
Intel i960 RD® RISC 32-bit microprocessor, 66MHz
EDO ECC RAM, 60ns, 72-pin SIMM, n x 40
(Use only Mylex supplied SIMMS)
Minimum: 4 MB
Optional: 8, 16, 32, 64, or 128 MB
Write: Selectable – Write Through or Write Back
Error Protection: Error Correction Code (ECC)
ROM Type, Flash EEPROM, 512K x 8
I/O Processor: Embedded Intel i960 RD
32-bit bus
Transfer Rate - Up to 133MB/second
Mylex BA-81C15, one per channel
Data Rate - Up to 40 MB/second when using
Fast/Wide 16-bit mode
B-2 DAC960PG/PJ Installation Guide
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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