Adaptec 1891300 - RAID Controller User's Guide Page 27
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Chapter 3: About Your RAID Controller ● 27
About the Adaptec 2820SA
The Adaptec 2820SA is a SATA II RAID controller with these features:
Note: A low-profile bracket is included with this controller. However, this controller may not fit in
all low-profile systems.
Form Factor Half-size
Bus compatibility PCI-X, 3.3 V
PCI-X bus width 64-bit
PCI-X bus speed 133 MHz
Standard cache 256 MB
Connectors 8x SATA connector
RAID levels 0, 1, 1E, 5, 5EE, 6, 10, 50, 60
Simple volume Yes
Disk drives Up to 8 Serial ATA/Serial ATA II disk drives, 48-bit LBA supports
drives larger than 137GB
Maximum number of disk drives 8
Hot spares Yes
Automatic Failover Yes
Onboard speaker Yes
Audible Alarm Yes
Battery backup module Adaptec Battery Module 500 (sold separately—see page 17)
Mounting bracket
Mode 0 Flash connector
LED connectors
port 0-3
I2C connector
SATA ports
0
1
5
4
3
2
6
7
PCI-X connector
Battery connector
Activity LED
connector
PCI-X jumper
Charge LED
(for battery
backup module)
SUM Activity LED
0
Activity LED
Phy
Back side of Controller
1
2
3
4
5
6
7
IRQ LED
3,3V LED
Diag LEDs
LED connectors
port 0-3
- Installation and User’s Guide 1
- Copyright 2
- Trademarks 2
- Disclaimer 2
- Adaptec Customer Support 3
- Canadian Compliance Statement 5
- Contents 6
- Safety Information 10
- Technical Specifications 10
- About This Guide 11
- How to Find More Information 12
- Kit Contents and System 13
- Requirements 13
- Kit Contents 14
- About Your RAID Controller 15
- Array-level Features 16
- Adding Enhanced Features 17
- About the Adaptec 3085 18
- About the Adaptec 3405 19
- About the Adaptec 3805 20
- About the Adaptec 31205 21
- About the Adaptec 31605 22
- Mode 0 Flash connector 22
- About the Adaptec 4000 23
- About the Adaptec 4800SAS 24
- 256 MB also available 24
- About the Adaptec 4805SAS 25
- About the Adaptec 2420SA 26
- About the Adaptec 2820SA 27
- About the Adaptec 2130SLP 28
- About the Adaptec 2230SLP 29
- Getting Started 30
- Choosing a RAID Level 31
- Selecting Disk Drives 32
- Selecting Cables 33
- SATA Cables 34
- Installation Options 35
- Basic Installation Steps 35
- In this chapter 37
- Installing the Controller 38
- Connecting External Devices 42
- Creating a Bootable Array 43
- Setting the Boot Controller 44
- Creating an Array 44
- Making Your Array Bootable 47
- Installing the Driver and an 48
- Operating System 48
- Creating a Driver Disk 49
- Installing with Windows 50
- Installing with Red Hat Linux 50
- Installing with SUSE Linux 51
- Installing with NetWare 51
- Installing with OpenServer 52
- Installing with Solaris 52
- Installing with UnixWare 53
- Installing with VMware 53
- Installing with FreeBSD 54
- Installing on Windows 57
- Installing on NetWare 57
- Installing on OpenServer 58
- Installing on Solaris 58
- Installing on UnixWare 59
- Installing on VMware 59
- Installing on FreeBSD 60
- Managing Your Storage Space 61
- About Adaptec Storage Manager 62
- Which Utility Should I Use? 63
- Solving Problems 64
- Troubleshooting Checklist 65
- Silencing the Alarm 65
- Resetting the Controller 67
- ) Web site at www.scsita.org 68
- In this appendix 68
- What is SAS? 69
- What’s a Phy? 70
- What’s a SAS Port? 71
- What’s a SAS Address? 71
- What’s a SAS Connector? 71
- What do SAS Cables Look Like? 71
- Direct-attach Connections 72
- Backplane Connections 72
- SAS Expander Connections 73
- Understanding RAID 75
- Understanding Drive Segments 76
- Non-redundant Arrays (RAID 0) 76
- RAID 1 Arrays 77
- RAID 1 Enhanced Arrays 77
- RAID 10 Arrays 78
- RAID 5 Arrays 79
- RAID 5EE Arrays 80
- RAID 50 Arrays 81
- RAID 6 Arrays 82
- RAID 60 Arrays 82
- Selecting the Best RAID Level 83
- Using the Adaptec RAID 84
- Configuration Utility 84
- Running the ARC Utility 85
- Managing Existing Arrays 86
- Initializing Disk Drives 86
- Rescanning Disk Drives 86
- Secure Erasing Disk Drives 87
- Opening a -Select Utility 87
- Applying Changes and Exiting 87
- General Controller Settings 88
- Option Description 89
- Locating Disk Drives 91
- Identifying Disk Drives 91
- Viewing the Event Log 92
- Running the ACU Using Scripts 95
- About Record Mode 96
- Required 97
- ? Description 97
- HotspareDrives=0:0:0,0:1:0 98
- InitializeAll=Yes 98
- ACU exits with an error 99
- Keyword Description 100
- ACU Error Codes 101
- Sample Scripts 102
- System Requirements 105
- Before You Begin 105
- Running the Menu-based AFU 106
- Running the 107
- I2C Connector Reference 111
- Pin Number Signal Description 112
- 22-55-2161 114
- Pin Number 114
- SFF-8087 Connector J5: 125
- SFF-8087 Connector J18: 125
- SFF-8087 Connector J14: 125
- 22-552101 126
- SFF-8484 Connector J7: 128
- Electrostatic Discharge (ESD) 129
- Environmental Specifications 131
- DC Power Requirements 131
- Current Requirements 131
- Index ● 133 133
- Index ● 134 134
- Index ● 135 135
- Index ● 136 136
- Adaptec, Inc 137
- 691 South Milpitas Boulevard 137
- Milpitas, CA 95035 USA 137
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