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EonStor A12U/A08U-G2421
SCSI-to-SATA RAID Subsystem
Installation and Hardware
Reference Manual
Version 1.1 (12, 2005)
EonStor A08U/A12U-G1410 i
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EonStor A12U/A08U-G2421 Installation and Hardware Reference Manual Contact Information Asia Pacific Americas (International Headquarters) Infortrend Corporation Infortrend Technology, Inc. 3150 Coronado Dr., Unit C 8F, No. 102 Chung-Shan Rd., Sec. 3 Santa Clara, CA 95054 Chung-Ho City, Taipei Hsien, Taiwan USA Tel: +886-2-2226-0126 Tel: +1-408-988-5088 Fax: +886-2-2226-0020 Fax: +1-408-988-6288 sales@infortrend.com.tw sales@infortrend.com support@infortrend.com.tw tsd@infortrend.com
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EonStor A12U/A08U-G2421 Installation and Hardware Reference Manual Copyright 2005 This Edition First Published 2005 All rights reserved. This publication may not be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior written consent of Infortrend Technology, Inc. Disclaimer Infortrend Technology m
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EonStor A12U/A08U-G2421 Installation and Hardware Reference Manual Warnings and Certifications FCC (applies in the U.S. and Canada) FCC Class B Radio Frequency Interference Statement This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules (47 CFR, Part 2, Part 15 and CISPR PUB. 22 Class B). These limits are designed to provide reasonable protection against harmful interference when the equipment is operated i
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EonStor A12U/A08U-G2421 Installation and Hardware Reference Manual Table of Contents CONTACT INFORMATION ..................................................................................................................... II WARNINGS AND CERTIFICATIONS ...................................................................................................... IV SAFETY PRECAUTIONS ..................................................................................................................
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EonStor A12U/A08U-G2421 Installation and Hardware Reference Manual 2.6.2 Uninstalled Components......................................................................................................2-7 2.7 RACKMOUNTING ..................................................................................................................2-7 2.7.1 Considerations for Installation Site and Chassis..................................................................2-7 2.7.2 Mounting Holes Positions.....
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EonStor A12U/A08U-G2421 Installation and Hardware Reference Manual 5.4 REPLACING A FAULTY BBU.................................................................................................5-8 5.5 REPLACING A FAILED PSU MODULE....................................................................................5-9 5.5.1 Notes on PSU Module Maintenance....................................................................................5-9 5.5.2 Replacing the PSU Module ........................
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EonStor A12U/A08U-G2421 Installation and Hardware Reference Manual Safety Precautions Precautions and Instructions • Prior to powering on the subsystem, ensure that the correct power range is being used. • The EonStor A12U and A08U subsystems come with eight (8) or twelve (12) drive bays. Leaving any of these drive bays empty will seriously affect the efficiency of the airflow within the enclosure, and will consequently lead to the system overheating, which can cause irreparable damage
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EonStor A12U/A08U-G2421 Installation and Hardware Reference Manual About This Manual This manual: • Introduces the EonStor A12U/A08U-G2421 RAID Subsystems. • Describes all the active components in the subsystem. • Provides recommendations and details about the hardware installation process. • Briefly describes how to monitor the subsystem. • Describes how to maintain the subsystem. This manual does not: • Describe components that are not user-serviceable. • Describe the configuration
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EonStor A12U/A08U-G2421 Installation and Hardware Reference Manual Important Messages Important messages appear where mishandling of components is possible or when work orders can be misunderstood. These messages also provide vital information associated with other aspects of system operation. The word “important” is written as “IMPORTANT,” both capitalized and bold and is followed by text in italics. The italicized text is the important message. Warnings Warnings appear where overl
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EonStor A12U/A08U-G2421 Installation and Hardware Reference Manual Software and Firmware Updates Please contact your system vendor or visit Infortrend’s FTP site (ftp.infortrend.com.tw) for the latest software or firmware updates. Note that the firmware version installed on your system should provide the complete functionality listed in the specification sheet/user’s manual. We provide special revisions for various application purposes. Therefore, DO NOT upgrade your firmware unless you
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Chapter 1 Introduction 1.1 Product Overview 1.1.1 Introduction This hardware manual briefly introduces the EonStor A12U and A08U serial ATA (SATA) RAID subsystem series. The SATA-based RAID subsystems come with two 320MB/second SCSI (SCSI-320) host channels and provide RAID protection to the data stored in the eight (8) or twelve (12) hot-swappable, SATA-II hard drives. The 2U-profile subsystems are equipped with redundant and hot-swappable cooling fan and power supply modules to red
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EonStor A08U/A12U-G2421 Installation and Hardware Reference Manual 1.1.2 Model Variations There are two available models in the 2U version of the EonStor SATA-II RAID subsystem series. Below is a comparison chart listing major components of the two models. A12U-G2421 A08U-G2421 Number of Drive Bays 12 8 RAID Controller IFT-82AU24GD12 IFT-82AU24GD08 Host Channels SCSI-320 x 2 SCSI-320 x 2 PSUs 2 2 Cooling Modules 3 2 LCD Panel 1 1 Battery Support Optional Optional Table 1- 1: Avail
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Chapter 1: Introduction Figure 1-3: Locations of Key Components in a 12-bay Model Figure 1-4: Locations of Key Components in an 8-bay Model CAUTION! When working with the subsystem, it is important to use tools with extreme care. Do not place tools or other items on top of the enclosure to help avoid damaging the outward appearance of chassis. 1-3 Product Overview
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EonStor A08U/A12U-G2421 Installation and Hardware Reference Manual 1.1.3.2 Physical Dimensions The subsystems come in a standard 2U, 19” chassis with the following dimensions: • Measured with forearm handles: 482mm x 88mm x 505mm (width x height x depth) • Measured without forearm handles: 446mm x 88mm x 490mm (width x height x depth) NOTE: Components accessed through the front panel are referred to as “Front Panel Components” and Components accessed through the rear panel are refe
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Chapter 1: Introduction • Drive bays with drive tray canisters: The drive bays are used to house the subsystem hard drives. The A12U contains 12 drive bays while the A08U contains 8 drive bays with a blank plate covering the lower part of the front panel. 1.1.3.4 Hard Drive Numbering The subsystems are housed in an enclosure that is 4 bays wide and 3 or 2 bays high. When viewed from the front, drive bays (slots) are numbered 1 to 12 (See Figure 1- 7) or 1 to 8 (See Figure 1-8), from the le
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EonStor A08U/A12U-G2421 Installation and Hardware Reference Manual Figure 1-9: Rear View – A12U-G2421 Subsystem Figure 1-10: Rear View – A08U-G2421 Subsystem The rear panels shown above are designed to accommodate the following components: • RAID controller module: The controller module contains a controller main board and a pre-installed DDR DIMM module. • Power Supply Unit (PSU): The PSU is used to provide power to the subsystem. • BBU module: A BBU comes as an optional mo
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Chapter 1: Introduction 1.1.3.6 Backplane Board An integrated backplane board separates the front and rear sections of the subsystems. The PCB board provides traces for logic level signal traces and low voltage power paths. It contains no user-serviceable components. 1.2 Subsystem Components All the active components on the subsystems can be accessed through either the front or rear panel. The modular design of the active components facilitates their easy installation and removal. Hot
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EonStor A08U/A12U-G2421 Installation and Hardware Reference Manual Figure 1-13: Closing the Front Handles 1.2.2 Drive Trays The subsystems come with 12 or 8 drive trays (see Figure 1-14) designed to accommodate separately purchased standard 1-inch pitch, 3.5-inch disk drives. The drive bays are accessed from the enclosure front. Two LED’s on the front of the tray are used to indicate the drive status. A key-lock on each drive tray secures the hard drive in place, while an easily acces
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Chapter 1: Introduction The controller module contains no user-serviceable components. Except when replacing a faulty unit or installing/upgrading the cache memory inside, the controller module should never be removed or opened. WARNING! Although the RAID controller can be removed, the only time you should touch the controller itself is to replace the memory module or to install the memory module. The RAID controller is built of sensitive components and unnecessary tampering can damage
