Instruction/ maintenance manual of the product MD1000 Dell
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www .dell.com | support.dell.com Dell™ PowerV ault™ MD1000 Storage Enclosure Hardware Owner’ s Manual.
Notes, Notices, and Cautions NOTE: A NOTE indicates important info rmation that helps you make better use of your sy stem. NOTICE: A NOTICE indicates either potential damage to hardw are or loss of data and tells you how to avoid the problem. CAUTION: A CAUTION indicates a potential for pro perty damage, personal injury , or death.
Contents 3 Contents 1 About Y our Sy stem Other Information Y ou May Need . . . . . . . . . . . . . . . . . . . . . . . . . 7 Indicators on the Enclosure Bezel . . . . . . . . . . . . . . . . . . . . . . . . . 8 Front-Panel Indicators and Features . .
4 Contents Removing and Installing Drives . . . . . . . . . . . . . . . . . . . . . . . . . 28 Removing Drives from the Enclosure . . . . . . . . . . . . . . . . . . . . 29 Installing SAS Drives in the Enclosure . . . . . . . . . . . . . . . . . . . 30 Installing SA T A Drives in the Enclosure .
Contents 5 5 Getting Help T echnical Assistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51 Online Service s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51 AutoT ech Service . . . . . . . . . . . . . . . . . . . . .
6 Contents.
About Y our Sy stem 7 1 About Y our Sy stem The enclosure provides a 3-U rack-mounted e xtern al stor age chassis capa ble of accommodating up to 15 3.
8 About Y our Sy stem Indicators on the Enclosure Bezel An optional locking bezel can be installed on the front of the enclosure to limit access. Fi g u r e 1 - 1 illustrates the indicators and componen ts on the bezel. T able 1-1 lists cond itions indicated by the lights on the bezel.
About Y our Sy stem 9 Front-Panel Indicators and Features F igure 1-2 shows the LED indica tors and components on the enclosur e ’s front panel (optional lock ing bezel not shown). T able 1-2 lists the cond itio ns and functions indicated by each. Figure 1-2.
10 About Y our Sy stem Drive Carrier LED Indicators Each drive carrier in your enclosure has two LEDs: an activity LED (green) and a bi-color (g reen/amber) status LED (s ee F igure 1-3). The act ivity LED flashes whenever the drive is acce ssed. T a ble 1-3 lists the flash patterns for the status LED.
About Y our Sy stem 11 Back-Panel Indicators and Features F igure 1-4 s hows the back-panel featur es of a fully populated enclosur e containing both enclosure management modules (EMMs) and tw o power supply/cooling fan module s.
12 About Y our Sy stem Figure 1-4. Back-Panel Features Enclosure Manage ment Module (EMM) Each EMM provides data path and enclosure management functions for your enclosure, including: • Monitoring a.
About Y our Sy stem 13 F or a description of each component on the front pane l of the EMM, see T able 1-4. F or an expl anation of how to connect the enclosure us ing the EMM ports, se e "Operating Y our Storage Enclosure." Figure 1-5. EMM External Panel T able 1-4.
14 About Y our Sy stem Unified Mode and Split Mode The enclosure can run in one of two modes: •U n i f i e d •S p l i t In unified mode, a SAS host can communicate with up to 15 drives in the enclosure via a single EMM, or up to 45 drives in thr ee enclosur es daisy chained toge ther .
About Y our Sy stem 15 Figure 1-6. Drive Slot Distribution in Split Mode vs. Unified Mode EMM Control in Split Mode EMM Control in Unified Mode.
16 About Y our Sy stem Figure 1-7. Enclosure Mode Switch Settings NOTE: T o change the enclosure mode, you must change t he position of the enclosure mode switch before turnin g on power to the enclosure. Changing the position of the sw itch while the enclosure is on will not affect enclosure operation until the enclosure is rebooted.
About Y our Sy stem 17 EMM Thermal Shutdown If critical internal temperatures are rea ched, the en closure will be shut down automatically via either a thermal shutdown command issued by the EMM firmwa re or via a comm and from Serv er Administrator .
18 About Y our Sy stem Enclosure Alarms An audible alarm is activated if any of the faul t condit ions listed in T able 1-6 occur . If a critical event occurs, the alarm sounds continuously . If a noncritical event occurs, the alarm sounds every 10 seconds.
Operating Y our Storage Enclosure 19 2 Operating Y our Storage Enclosure This section prov ides procedures for connecting your storag e enclosure to a host system for either unified or split mode.
20 Operating Y our Storage Enclosure • A split-mode configuration is one i n which your storage enclosure is connected to either two host controllers, or two ports on a single host con troller .
Operating Y our Storage Enclosure 21 Figure 2-1. EMM Cabling Diagram in Unified and Split Mode 4 Using the enclosure mode switch, select your mode of operation, either unified or split mode (see F igure 1-7 for switch positions). 5 Connect power to the power supplies.
22 Operating Y our Storage Enclosure Minimum Requirements Y ou can obtain these components from support.dell.com . • MD1000 firmwar e version A03 (T he MD3000 enclosure does not support connection of an MD1000 expansion enclosure with A00 firmware.) • SAS 5/E firmwar e version A03 (00.
Operating Y our Storage Enclosure 23 5 P ower on the systems in the following order : a T urn on the MD1000 expansion enclosure(s). W ait for the enclos ure status LED to turn blue.
24 Operating Y our Storage Enclosure 6 T urn off the MD3000 enclosure. 7 Connect the MD1000 expansion enclosur e(s) to the MD3000 enclosure, as shown in the Dell P owerV ault Compatibili ty Matrix (available from support.dell.com ). 8 P ower on the systems in the following order : a T urn on the MD1000 expansion enclosure or enclosures.
Operating Y our Storage Enclosure 25 Managing Y our Storage Enclosure Disk storage within the enclosure can be configur ed using either the PERC 5/E Ctrl-R BIOS firmware or Server Administrator . F or optimal manageme nt and serviceability of your enclos ure, Dell r ecommen ds use of Server Administrator .
26 Operating Y our Storage Enclosure.
Installing Enclosure Components 29 3 Installing Enclosure Components This section explains how to install the fo llowing co mponents: • F ront bezel (optional) • Drives and drive carriers • EMMs.
30 Installing Enclosure Components Figure 3-1. Installing and Re moving the Front Bezel 4 T o replace the bezel, insert the interlocking notch into the U-shaped handle on the side of the front enclosure panel. 5 Snap the left side of the bezel into place in the U-shaped handle on the left side of the enclosur e .
Installing Enclosure Components 31 Removing Drives from the Enc losure NOTICE: T o avoid damage, never leave a drive carrier partia lly removed from the enclosure. Rotating a carrier handle next to an unseated drive carrier will result in serious damage to the unseated drive carrier .
32 Installing Enclosure Components Installing SAS Drives in the Enclosure NOTICE: T o ensure proper airflow for enclosure cooling, each slot should contain either an active drive or a drive blank. NOTICE: Alway s wear a wrist grounding strap when ha ndling equipment with static-sensitive components.
Installing Enclosure Components 33 Figure 3-3. Installing the Drive in the Carrier 5 W ith the drive car rier handle open, carefully align th e channel on the drive carrier guide rail with the appropr iate drive slot k eying featu re on the cha ssi s face plate, an d insert the drive (see Figur e 3-2).
34 Installing Enclosure Components Installing SA T A Drives in the Enclosure NOTICE: T o ensure proper airflow for enclosure cooling, each slot should contain either an active drive or a drive blank. NOTICE: Alway s wear a wrist grounding strap when ha ndling equipment with static-sensitive components.
Installing Enclosure Components 35 Figure 3-4. Installing the Drive in the Carrier 5 W ith the drive car rier handle open, carefully align th e channel on the drive carrier guide rail with the appropr iate drive slot k eying featu re on the cha ssi s face plate, an d insert the drive (see Figur e 3-2).
36 Installing Enclosure Components Removing and Installing an EMM An enclosure with redundant enclosur e man agement contains two EMMs and can be configured in either a unified mode or split mode. An enclosure with nonr edundant enclosure management consists of one EMM configured in unified mode.
Installing Enclosure Components 37 Figure 3-5. Removing and Installing an EMM Installing an EMM 1 Carefully insert the EMM into the empty module slot. 2 P ush the module to the back of the slot until it is fir mly seated in th e backplane connector (see F igure 3-5).
38 Installing Enclosure Components Installing an EMM Module Cover in an Empty Bay If your enclosure configuration calls for a single EMM, the empty EMM bay must contain a module cover to ensure proper airflow . Installing and Removing an EMM Module Cover 1 Align the edges of the module cover with the edges of the EMM bay (see F igure 3-6).
Installing Enclosure Components 39 Removing a Powe r Supply/Cooling Fan Mo dule NOTICE: Power supply/cooling fan modules are hot-pluggable . Provided one power suppl y/cooling fan mo dule is functioning normally , you can remove or replace t he other while the enclosure is powered on.
40 Installing Enclosure Components Installing a Power Supp ly/Cooling Fan Module 1 Carefully slide the new power supp ly/cooling fan modu le approximately two-thirds of the way into the empty bay . 2 Gently push the module all the way to the back of the bay until it is firmly seated in the backplane connector .
Installing Enclosure Components 41 Figure 3-8. Removing and Replacing the Control Panel 6 Using a T orx T10 driver , remove all 16 screws from the front faceplate of th e enclosure as shown in F igure 3-8. 7 Remove the front faceplate from the enclosur e and place it on a flat, secure surface.
42 Installing Enclosure Components Removing and Installing the Midplane CAUTION: Only trained service technicians are authorized to remove the enclosure cover and access any of the components inside the enclosure.
Installing Enclosure Components 43 5 Slide the EMM/pow er supply cage out of the enclosur e and place it aside. 6 Reaching into the enclosure chassis from the back, carefully disconnect the midplane from the control panel and lift it out of the enclosure.
44 Installing Enclosure Components.
T roubleshooting Y our Enclosure 43 4 T roubleshooting Y our Enclosure Safety First—For Y ou and Y our Enclosure T o perform certain procedur es in this document, yo u must work inside the en closure. While working inside the enclosure, do not attempt to perform service ex cept as explained in this guide and elsewhere in your documentation.
44 T roubleshooting Y our Enclosure NOTE: In a split-mode configuration, these conditions apply to the se rver that is directly attached to the affec ted EMM. In a unified-mo de configuration, these conditions apply when communication is lost to any enclosure in the daisy chain.
T roubleshooting Y our Enclosure 45 • F ailed Vi rtual Disks NOTE: This warning message appears if one or more virtual disk(s) are spanned across two or more enclosures or if an enclosure in sp lit mode is shared by one server . 1 During POST , press <Ctrl><R> to enter the Ctrl-R utility .
46 T roubleshooting Y our Enclosure 4 Remove the power supply/coo li ng fan modules from the enclosure . See "Removing and Installing the P ower Supply/Cooling F an Module." 5 Remove the enclosure midplane. See "Removing and Installing the Midplane.
T roubleshooting Y our Enclosure 47 Action CAUTION: Only trained service technicians are authorized to remove the enclosure cover and access any of the components inside the enclosure.
48 T roubleshooting Y our Enclosure T roubleshooting a Fan Problem • Enclosur e-status indicator is amber . • Systems management software issues a fan-related error message.
T roubleshooting Y our Enclosure 49 Problem • Drive status LED is flashing amber . Action 1 Review the Server Administrator alert logs for possible recovery actions. NOTE: If a drive rebuild is under way , allow the r ebuild to complete before viewing the alert logs.
50 T roubleshooting Y our Enclosure.
Getting Help 51 5 Getting Help T e chnical Assistance If you need assistance with a technica l problem, perform the following steps: 1 Complete the procedures in "T roubleshooting Y our Enclosure." 2 R un the enclosure diagnostics and recor d any information provided.
52 Getting Help www .dell.com/la (Latin American countries) www .dell.ca (Canada on ly) • Anonymous file transfer protocol (FTP) ftp.dell.com/ Lo g in as user:anonymous , and use your e-mail address as your password. • Electronic Support Service support@us.
Getting Help 53 T o contact Dell's technical support service, see "Before Y ou Call" and then see the contact information for your region. Dell Enterprise T raining and Certification Dell Enterprise T raining and Certification is available; see www .
54 Getting Help Before Y ou Call NOTE: Have your Express Service Code ready when you call. The code helps Dell's automated-support telephone sy stem direct your call more efficiently . If possible, turn on your enclosure before you call Dell for technical assistance an d call from a teleph one at or near the computer .
Glossary 55 Glossary This section defines or id entifies technical terms, abbreviations, and acronyms used in your system documents. A — Ampere(s). AC — Alternating current. ACP I — A dvanced Configura tion and P o wer Interf ace. A standard interface for enabling the operating system to direct configuration and power management.
56 Glossary cm — Centimeter(s). CMOS — Complementary metal-oxide semiconductor . component — As they r elate to DMI, components include operating systems, computer systems, expansion cards, and peripherals that are compatible with DMI. Each component is made up of groups and attributes that are defi ned as relevan t to that component.
Glossary 57 expansion card — An add-in card, such as a NIC or SCSI adapter , that plugs into an expansion-car d connector on the system board. An expansion car d add s some specialized function to the system by providing an interface between the e xpansion bus and a peripheral.
58 Glossary jumper — Small blocks on a circuit boar d with two or more pins emer ging from them. Plastic plugs containing a wire fit down over the pins. The wir e connects the pins and creates a circuit, providing a simple and r eversible method of changing the circuitry in a boar d.
Glossary 59 NMI — Nonmaskable interrupt. A device sends an NMI to signal the processor about hardware errors. ns — Nanosecond(s). NTFS — The NT F ile System option in the W indows 2000 operating system. NVRAM — Nonvolatile ra ndom-access memory .
60 Glossary ROMB — RAID on motherboard. rpm — Revolutions per minute. RT C — Real-time clock. SA T A — Serial Advanced T echnology Attachment. A standard interface between the syste m board and storage devices. SCSI — Small computer system interface.
Glossary 61 UNIX — Universal Internet Ex change. UNIX, the precursor to Linux, is an operating system written in the C programming language. uplink port — A port on a network hub or switch used to connect to other hubs or switches without requiring a crossover cable.
62 Glossary.
Index 63 Index A alarms, 18 C Cabling, 19 cabling split mode, 2 0 unified mode, 2 0 contacting Dell, 54 cooling fan features, 1 7 troubleshooting, 4 8 D damaged systems troubleshooting, 4 6 Dell conta.
64 Index T telephone numb ers, 54 thermal thresholds, 17 tools needed, 27 troubleshooting, 43 cooling fan, 4 8 damaged system, 4 6 external connections, 4 5 hard drive, 4 8 power supplies, 4 6 start-u.
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