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StorageWorks
SH043-Series Cabinet
Installation and User's Guide
Order Number: EK–SH043–IG. A01
This manual describes the concepts and procedures necessary to
install, configure, and use StorageWorks SH043-series cabinets. Both
mechanical cabinet configuration and power configuration are covered in
this manual. The configuration and connection of SCSI–2 signal busses
is covered in referenced StorageWorks documentation.
Digital Equipment Corporation
Maynard, Massachusetts
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Table of Contents
Related Manuals for StorageWorks SH043 Series
Summary of Contents for StorageWorks SH043 Series
- Page 1 Order Number: EK–SH043–IG. A01 This manual describes the concepts and procedures necessary to install, configure, and use StorageWorks SH043-series cabinets. Both mechanical cabinet configuration and power configuration are covered in this manual. The configuration and connection of SCSI–2 signal busses is covered in referenced StorageWorks documentation.
- Page 2 Operation of this equipment in a residential area may cause interference in which case the user at his own expense will be required to take whatever measures may be required to correct the interference. StorageWorks, CI, and the DIGITAL logo are trademarks of Digital Equipment Corporation. This document was prepared using VAX DOCUMENT Version 2.1.
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Page 3: Table Of Contents
Contents ............Preface . - Page 4 General Signal Cable Routing Rules ......5–6 6 Installing StorageWorks Shelves General Shelf Mounting Considerations ......
- Page 5 A Environmental Stabilization Environmental Stabilization ........A–1 Glossary Index...
- Page 6 Equivalent StorageWorks Model Numbers ..... . StorageWorks Related Documentation ......
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Page 7: Equivalent Storageworks Model Numbers
Some documentation applicable to equipment covered in this manual is written against the equivalent StorageWorks model number. Use Table 1 as a cross reference to the appropriate documents. Table 1 Equivalent StorageWorks Model Numbers Document Model No. -
Page 8: Storageworks Related Documentation
Index The Index provides a cross-reference to subject matter in this document. Related Documents Table 2 lists the StorageWorks related user documents organized by use, system, or product. Table 2 StorageWorks Related Documentation Document Title Order Number StorageWorks Primary Publications†... - Page 9 StorageWorks RAID Array 110 Subsystem StorageWorks RAID Array 110 Utility for Novell Netware User’s AA–Q0N4A–TE Guide StorageWorks RAID Array 110 Utility for SCO UNIX User’s Guide AA–Q0N6A–TE StorageWorks Array Controller 140-Series StorageWorks Array Controller HS Family of Array Controllers EK–HSFAM–UG User’s Guide...
- Page 10 Table 2 (Cont.) StorageWorks Related Documentation Document Title Order Number Storage Devices Installation Notice—RZ73 Bus Termination and Jumper EK–RZ73X–IS Installation Guide RRD42 Disk Drive Owner’s Manual EK–RRD42–OM RZ Series Disk Drive Installation Guide EK–DRZ01–IG RZ Series Disk Drive Reference Manual EK–RZXXD–RM...
- Page 11 Documentation Conventions The following conventions are used in this manual: boldface type Boldface type indicates the first instance of terms being defined in text, in the glossary, or both. italic type Italic type indicates emphasis and complete manual titles. In the glossary, italic type is also used to indicate cross-references.
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Page 13: Manufacturer's Declarations
Manufacturer’s Declarations Following are manufacturer’s declarations applicable to StorageWorks SH043-series cabinets: CAUTION This is a class A product. In a domestic environment, this product may cause radio interference, in which case the user may be required to take adequate measures. -
Page 14: Acoustics-Preliminary Declared Values Per Iso 9296 And Iso 7779
Note Das in diesem Manual beschriebene Gerät wurde von TÜV Produkt Service GmbH auf Sicherheit geprüft and trägt das GS Zeichen. Bitte beachten Sie, daß Eingriffe in das Gerät, Reparaturen oder der Einbau von Erweiterungen nur von Digital Personal erfolgen darf, da sonst die GS Zulassung ungültig wird. -
Page 15: Schallemissionswerte-Vorläufige Werteangaben Nach Iso 9296 Und
Table 4 Schallemissionswerte—Vorläufige Werteangaben nach ISO 9296 und ISO 7779/DIN EN27779 Schalldruckpegel ¢ § ¨ £ © Schalleistungspegel , dBA ¢ ¡ ¤ £ ¦ ¥ , B‡ (Beistehende Position) Gerät† Leerlauf Betrieb Leerlauf Betrieb nur SH043 Kabinett SH043 mit 2 BA350–MA shelves, 50,0 51,0 jedes bestückt mit 2 HSJ40 controllers... - Page 17 StorageWorks family of modular enclosures. The 600 mm (23.62 inch) wide cabinet provides an attractive enclosure with rackmount space and primary power for up to 10 StorageWorks shelves of different types. Up to 8 StorageWorks shelves can be used in conjunction with 2 TZLX-series tape drives. The cabinet can accommodate both data storage and controller/data storage combinations.
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Page 18: Sh043-Series Cabinet
Figure 1–1 SH043-Series Cabinet CXO-3897A-MC 1–2 Introduction... -
Page 19: Sh043-Series Cabinet Specifications
Table 1–1 SH043-Series Cabinet Specifications Characteristic Specification Dimensions (nominal) 110.00 cm (43.31 in) height, 60.00 cm (23.62 in) width, 87.25 cm (34.35 in) depth Weight Empty cabinet (only 1 CDU installed) 140 kg (309 lb) Empty cabinet with shipping packaging 160 kg (353 lb) Maximum configuration (2 BA350–... -
Page 20: Major Components
• Shelf brackets—Movable shelf brackets within the cabinet can be configured to hold any of the StorageWorks shelf types. Six shelf positions may be used in the front of the cabinet and four in the rear. Storage shelves may generally be installed in any of the usable shelf positions, although some limitations may be imposed by either weight or cable length restrictions. -
Page 21: Cabinet Major Components
Figure 1–2 Cabinet Major Components CABINET SHELF CONTROLLER SHELF (INSTALLED IN REAR) SHELF BRACKET CXO-3896A-MC Introduction 1–5... -
Page 22: Tzlx-Series Tape Drive
• TZLX-series tape drives—Up to two TZLX-series tape drives can be installed in the upper area of the cabinet, as shown in Figure 1–3. A chassis rail is used to support the tape drive from one side. Figure 1–3 TZLX-Series Tape Drive CABINET CHASSIS RAIL... -
Page 23: Single Cabinet Power Configuration
1.3 Power Configurations The ac power distribution within the SH043-series cabinet can be configured in one of the following three ways to provide the desired level of power redundancy to the cabinet’s shelf-mounted peripheral devices: Single cabinet power configuration • •... -
Page 24: Dual Shelf Power Configuration
1.3.2 Dual Shelf Power Configuration In the dual shelf power configuration, shown in Figure 1–5, a single primary power source and CDU (A) are used to supply ac power to two ac power supplies (A and B) in each shelf. If either power supply fails, the shelf remains powered by the other supply. -
Page 25: Dual Cabinet Power Configuration
1.3.3 Dual Cabinet Power Configuration In the dual cabinet power configuration, shown in Figure 1–6, an auxiliary power source and a second CDU (B) are used to supply ac power to a second ac power supply (B) in each shelf. If the primary power source, CDU A, or ac power supply A fails, the shelf remains powered by ac power supply B. -
Page 26: Cabinet Cooling System
1.4 Cabinet Cooling System Each StorageWorks shelf contains two rear-mounted blowers that move heat from the shelf into the cabinet interior. The cabinet structure is such that heated air moves from the cabinet interior up and out through the unused shelf positions in the rear. - Page 27 Site Preparation This chapter presents the information necessary to prepare a site for the installation of the StorageWorks SH043-series cabinet. 2.1 General Considerations SH043-series cabinets are intended for installation in Class A computer room environments. Before installing the cabinet, make sure that the following conditions have been met: •...
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Page 28: Minimum Installation Clearances
Figure 2–1 Minimum Installation Clearances 31.50 in 600.0 mm REAR 29.33 in DOOR 60.0 cm SHO43- 34.45 in SERIES 87.5 cm MAX CABINET FRONT DOOR 29.33 in 60.0 cm CXO-3955A-MC • The cabinet is positioned to allow external interface cables to reach to the appropriate system units. - Page 29 If ground offset voltages generated in the power distribution system are excessive, data transmission across interface buses can be affected. Significant performance degradation or possible data corruption could result. SH043-series cabinets are shipped with a ground strap (Digital part number 12–13756–A8) that is connected to the rear of the unit.
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Page 31: Environmental Stabilization
Unpacking and Installation This chapter describes the unpacking, installation, inspection, and powering of StorageWorks SH043-series cabinets. 3.1 Unpacking the Cabinet SH043-series cabinets are packed in a corrugated carton attached to a wooden shipping pallet, as shown in Figure 3–1. Unpack the cabinet as follows:... -
Page 32: Shipping Container Contents
Figure 3–1 Shipping Container Contents C O V E R CARTON CONTAINING CORRUGATED SKIRT KIT BOARD F A S T E N E R S M A N U A L S F A S T E N E R S P L A S T I C O R B A R R I E R B A G S H I P P I N G... -
Page 33: Removing The Cabinet From The Pallet
3.2 Removing the Cabinet from the Pallet This section describes how to remove the cabinet from the pallet. Use the following procedure to remove the cabinet from the shipping pallet: 1. Remove any packing material remaining on the pallet. WARNING Serious personal injury may result if correct safety precautions are not taken during the unpacking procedure. -
Page 34: Shipping Pallet Ramp Installation
Figure 3–2 Shipping Pallet Ramp Installation LEFT UNLOADING SHIPPING RAMP PALLET RIGHT RIGHT RAMP UNLOADING ATTACHES HERE RAMP EXTEND RAMP TO FULL LENGTH CXO-688D_S 3–4 Unpacking and Installation... -
Page 35: Shipping Bolts And Brackets
Figure 3–3 Shipping Bolts and Brackets LEVELER SHIPPING BOLT SHIPPING BRACKET S H R _ X 1 1 0 2 A _ 8 9 _ S C N WARNING The levelers must be raised fully for the cabinet to roll easily down the unloading ramps. -
Page 36: Configuring The Cabinet Rack Space
Figure 3–4 Removing the Cabinet from the Pallet CXO-3808A 3.3 Configuring the Cabinet Rack Space Any shelves to be added to the cabinet should be installed before it is placed in its permanent position. See the chapter in this document pertaining to your specific cabinet configuration for the proper location of shelves. -
Page 37: Leveler Foot Adjustment
3.5 Leveling the Cabinet Level the cabinet in its final position as follows: 1. Loosen the locknuts on all four leveler feet as shown in Figure 3–5. 2. Turn each leveler hex nut clockwise until the leveler foot contacts the floor. 3. -
Page 38: Cabinet Skirt Installation
Figure 3–6 Cabinet Skirt Installation REAR SKIRT SIDE SKIRT SIDE SKIRT FRONT SKIRT CXO-3898A-MC 3.7 Inspecting the Cabinet Inspect the cabinet installation as follows: 1. Make sure that all hardware within the cabinet is fastened securely, and that there are no loose pieces present in the cabinet interior. 2. -
Page 39: Powering The Cabinet
(ON) position. ¡ 3. Verify that all shelf blowers are operating and that both status indicators on each shelf power supply SBB are illuminated. Refer to the StorageWorks Family User’s Guide for further information on shelf status indicators. WARNING Failure to reduce the leakage current can result in equipment performance degradation and personnel injury due to electric shock. -
Page 41: Cabinet Configuration
Configuring SH043 Storage-Only Cabinets This chapter describes the configuration of the SH043 storage-only cabinet. This storage subsystem uses only the StorageWorks SHDZZ–ZZ shelf type. The Small Computer Systems Interface 2 (SCSI–2) interface is used as the communications path between the cabinet’s storage devices and their external controllers. SH043 storage-only cabinets can be configured with up to 10 storage shelves. -
Page 42: Tzlx-Series Tape Drive/Shelf Locations
The hole number assignments shown in the figure identify the mounting holes for each shelf ’s top bracket screw. See Chapter 6 for detailed procedures pertaining to the mounting of StorageWorks shelves. -
Page 43: Sh043 Storage-Only Cabinet Shelf And Tape Drive Locations
Figure 4–2 SH043 Storage-only Cabinet Shelf and Tape Drive Locations MOUNTING MOUNTING LOCATIONS LOCATIONS FRONT-TO-REAR SCSI-2 CABLE HOLE HOLE ROUTING POINTS TZLx-SERIES TZLx-SERIES TZLx-SERIES TZLx-SERIES TAPE DRIVE TAPE DRIVE TAPE DRIVE TAPE DRIVE POSITION T2 POSITION T1 POSITION T1 POSITION T2 HOLE STORAGE POSITION S4... -
Page 44: Signal Cabling And Routing
SCSI–2 controller cabling. 4.4.1 Shelf SCSI–2 Cable Selection and Connection Refer to the StorageWorks Family Configuration Guide and the StorageWorks Family User’s Guide for details on how to select and connect SCSI–2 cables to the cabinet’s shelves. - Page 45 • Cables should be routed to allow StorageWorks building blocks (SBBs) and controller modules to be freely inserted and removed from their shelves. • Cables should not be routed tightly against the metal edges of the cabinet. • Signal cable bundling along the outside of the cabinet rails should be done to allow the doors to easily close.
- Page 47 Refer to the StorageWorks BA350–EA Modular Storage Shelf User’s Guide for further information on HS-family array controllers and their installation.
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Page 48: Sh043 Controller/Storage Cabinet Shelf Locations
figure identify the mounting holes for each shelf ’s top bracket screw. See Chapter 6 for detailed procedures pertaining to the mounting of StorageWorks shelves. Note The SHxzz–zz controller/storage shelf consists of a controller shelf with an attached storage shelf. -
Page 49: Sh043 Controller/Storage Cabinet Shelf And Tape Drive Locations
’s top bracket screw and for the round standoff slide locating hole for the TZLX-series tape drives. Refer to Chapter 6 for detailed procedures pertaining to the mounting of StorageWorks shelves. Refer to Chapter 7 for detailed procedures pertaining to the mounting of TZLX-series tape drives. -
Page 50: Filler And Air Separation Panels
5.2 Filler and Air Separation Panels Note To maintain FCC compliance and proper airflow, filler panels and air separation panels must be installed as specified for your particular cabinet configuration and in accordance with the following guidelines. Filler panels can be installed in empty shelf positions to control air flow and electromagnetic emissions and for the purpose of cosmetics. -
Page 51: Shelf Signal Cabling And Routing
5.5 Shelf Signal Cabling and Routing 5.5.1 Shelf SCSI–2 Cable Selection and Connection Refer to the StorageWorks Family Configuration Guide and the StorageWorks BA350-EA Modular Storage Shelf User’s Guide for details on the selection of SCSI–2 cables and their connection to the cabinet’s shelves. -
Page 52: General Signal Cable Routing Rules
Following are some standard SCSI–2 bus configurations: Shelf connections for single-controller systems with no tape drives are as follow (refer to Figure 5–1): • Single storage shelf C1–S1 C1–S2 C1–S3 C1–S4 C1–S5 C1–S6 • Serially cabled multiple storage shelves C1–S1–S2 C1–S3–S4 C1–S5 C1–S6... -
Page 53: Installing Storageworks Shelves
The terms inner and outer are references to positions on the shelf brackets. Each StorageWorks shelf is mounted in the cabinet with a bracket set (BA35x– RB) (Refer to Figure 1–2.) Each bracket set consists of a pair of shelf brackets, stop brackets, and locking brackets. -
Page 54: Accessing The Cabinet Rack Space
(4 PLACES) TOP COVER M6x40mm BOLT (4 PLACES) SIDE PANEL HANGER UPPER CLIPS SIDE PANEL HANGER CLIP LOWER SIDE PANEL HANGER CLIP CABINET FRONT SIDE PANEL NOTE: FRONT AND REAR DOORS NOT SHOWN FOR CLARITY CXO-3899A-MC 6–2 Installing StorageWorks Shelves... -
Page 55: Installing The Shelves
4. 6. Position and fasten the shelf bracket to the outer flange of the cabinet rail with two screws, as shown. 7. Fasten the bracket to the U-nuts with two screws. Installing StorageWorks Shelves 6–3... -
Page 56: Shelf Stop Bracket Positions
13. Once the shelf is positioned within the shelf brackets, install the shelf ’s locking brackets to both shelf brackets with screws, as shown. Push the locking bracket against the shelf to seat it before tightening the screws. 6–4 Installing StorageWorks Shelves... -
Page 57: Horizontal Shelf Bracket Installation
POSITION U-NUT, 10-32 (2 PLACES) STOP POSITION STOP FRONT POSITION STOP VERTICAL POSITION CABINET RAIL FRONT SHELF LOCKING STOP BRACKET BRACKET SCREW, THRL 10-32 TRS .500 XRCS (7 PLACES) SHELF MOUNTING BRACKET (LEFT FRONT POSITION) CXO-3768A-MC Installing StorageWorks Shelves 6–5... -
Page 58: Filler Panel Installation
Remove the filler panel from the cabinet rails. • Install four, 10-32 U-nuts on the cabinet rails in the locations marked in step 2. • Mount the filler panel to the cabinet rails using four, 10-32 screws. 6–6 Installing StorageWorks Shelves... -
Page 59: Air Separation Panel Installation
The rear air separation panel is installed just above the upper-most shelf in the rear of the cabinet. If CDU A is in this position, the air separation panel is installed against its front panel. Install the rear air separation panel as follows (see Figures 6–5 and 6–6): Installing StorageWorks Shelves 6–7... -
Page 60: Rear Air Separation Panel Installation
Figure 6–5 Rear Air Separation Panel Installation (Shelf installed directly below CDU A) REAR VERTICAL CABINET RAIL CDU A SEPARATION PANEL CDU MOUNTING SCREW (4 PLACES) UPPER-MOST SHELF CXO-3929A-MC 6–8 Installing StorageWorks Shelves... -
Page 61: Reinstalling Exterior Cabinet Panels
7. Position the top cover over the cabinet. Position the cover as shown in Figure 6–1 such that the front end of the panel with the shorter overhang is oriented toward the rear of the cabinet. Installing StorageWorks Shelves 6–9... - Page 62 9. Lower the cover onto the cabinet and press it down, ensuring that the pins snap into the top panel fasteners. 10. If the cabinet was moved to access the side panels, place it in its original position. 6–10 Installing StorageWorks Shelves...
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Page 63: Installing Tzlx-Series Tape Drives
Installing TZLX-Series Tape Drives This chapter describes the mounting and power cabling of TZLX-series tape drives in SH043-series cabinets. 7.1 General Installation Considerations The TZLX-series tape drive is mounted in the SH043 cabinet with one chassis rail, as shown in Figure 7–1. The chassis rail is attached to the cabinet’s internal vertical rails, and it supports the TZLX-series tape drive from one side. -
Page 64: Accessing The Cabinet Rack Space
Figure 7–1 TZLX-Series Tape Drive Installation CABINET CHASSIS RAIL TAPE BEZEL TZLx-SERIES TAPE DRIVE (LEFT POSITION) TZLx-SERIES TAPE DRIVE (RIGHT POSITION) CXO-3958A-MC 7.2 Accessing the Cabinet Rack Space TZLX-series tape drives can normally be installed without removing cabinet side panels. To route the cabling in configurations where access to the interior of the cabinet is limited, however, cabinet side panels may need to be removed. -
Page 65: Removing The Cabinet Side Panels
7.2.1 Removing the Cabinet Side Panels As shown in Figure 7–2, there are three side panel hanger clips on each side of the cabinet. A matching set of hanger clips are attached to each side panel. Remove the side panels as follows: Figure 7–2 Cabinet Side Panel Removal and Installation FASTENER (4 PLACES) -
Page 66: Chassis Rail Installation
1. Move the cabinet away from adjacent enclosures as necessary. 2. Loosen the top cover by pushing up on its front and rear edges until it snaps free of its fasteners. WARNING The top cover is heavy and awkward to lift. Removing it is a two- person task. -
Page 67: Chassis Rail Assembly
5. The chassis rail assembly is now ready to be installed in the cabinet. Figure 7–3 Chassis Rail Assembly ROUND STANDOFF U-NUT, 10-32 NUT BAR, (2 PLACES) UNBEVELED CHASSIS RAIL SCREW, 10-32 (4 PLACES) ROUND STANDOFF NUT BAR, BEVELED RAIL (2 PLACES) BRACKET CXO-3934A-MC... - Page 68 Figure 7–4 Right Position Chassis Rail Assembly Installation REAR VERTICAL CABINET RAIL REAR CHASSIS RAIL LOCATING HOLE FRONT VERTICAL INNER INNER CABINET RAIL ROUND FLANGE FLANGE STANDOFF (2 PLACES) OUTER U-NUT, 10-32 FLANGE (4 PLACES) U-NUT, 10-32 (2 PLACES) FRONT CHASSIS RAIL LOCATING...
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Page 69: Left Position Chassis Rail Assembly Installation
Note To ensure proper alignment of the chassis rail assembly, use care to position the round standoffs in the correct front and rear chassis rail locating holes. 3. From the front of the cabinet, position the chassis rail assembly at the correct mounting holes, as shown. - Page 70 1. Turn the cabinet power off as described in Section 7.1. 2. Determine the correct tape drive mounting locations and corresponding cabinet rail mounting holes for the chassis rail assembly. Refer to the chapter in this document pertaining to your specific cabinet configuration for this information.
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Page 71: Mounting The Tzlx-Series Tape Drive Enclosure
Note To ensure proper alignment of the chassis rail assembly, use care to position the round standoffs in the correct front and rear chassis rail locating holes. 3. From the rear of the cabinet, position the chassis rail assembly at the correct mounting holes, as shown. -
Page 72: Right Position Tape Drive Mounting
Figure 7–6 Right Position Tape Drive Mounting FRONT VERTICAL CHASSIS RAIL WASHER, 10-32 SCREW, 10-32 LOCK LOCK DOWN HEX CAP (2 PLACES) BRACKET WASHER, 10-32 (4 PLACES) (-02) FLAT (2 PLACES) U-NUT, 10-32 (2 PLACES) (REF) TAPE DRIVE ENCLOSURE LOCK DOWN (FRONT) BRACKET (-01) -
Page 73: Left Position Tape Drive Mounting
Figure 7–7 Left Position Tape Drive Mounting FRONT VERTICAL LOCK DOWN CABINET RAIL BRACKET WASHER, 10-32 SCREW, 10-32 (-01) FLAT HEX CAP WASHER, 10-32 (2 PLACES) (2 PLACES) LOCK (2 PLACES) U-NUT, 10-32 (2 PLACES) (REF) TAPE DRIVE ENCLOSURE (FRONT) LOCK DOWN BRACKET (-02) -
Page 74: Installing The Power Cord
CAUTION Use care when sliding the tape drive into the cabinet. Do not allow the tape drive enclosure to pull or pinch cables that may be routed through the cabinet interior. Failure to use care when mounting the tape drive may result in equipment damage. -
Page 75: Scsi-2 Signal Cabling
AC RECEPTACLE CXO-3932A-MC 7.6 SCSI–2 Signal Cabling Refer to the StorageWorks Family Configuration Guide and the StorageWorks Family User’s Guide for details on the selection of SCSI–2 cables and their connection to the TZLX-series tape drive. 7.7 Installing the Cabinet Door Tape Bezel Kit To allow operator access to the TZLX tape drive, the front cabinet door tape bezel kit must be installed. -
Page 76: Reinstalling Exterior Cabinet Panels
7.8 Reinstalling Exterior Cabinet Panels Once the cabinet rack space is configured as desired, the exterior cabinet panels may be reinstalled. Refer to Figure 7–2 and reinstall the exterior cabinet panels as follows: 1. Position a side panel against the cabinet with the lip above the upper hanger clips just over the upper edge of the side of the cabinet. -
Page 77: Power Configuration
Power Configuration This chapter discusses the configuration of primary power within SH043-series cabinets. Additional information on power configuration options can be found in Section 1.3. 8.1 General Considerations WARNING While working in the cabinet interior, ac power must be removed from cabinet components. -
Page 78: Utility Power Cord
Table 8–1 CDU Power Cable Variations Cable Part No.† Country Usage Comments‡ 17–01255–01 Europe, Japan IEC 309 plug and cordage (220/240 volt) 17–00083–57 United States NEMA 5–20P twist-lock plug (120 volt) †The SH043–ZZ cabinet version for Europe and Japan is shipped with the either the 17–01255–01 or 17–00083–57 power cable, depending upon customer requirements. -
Page 79: Dual Cabinet Power Configuration
The dual cabinet power configuration requires two CDUs for power distribution. The second CDU (CDU B) is installed immediately above CDU A in the rear of the cabinet. Refer to the StorageWorks SH043-Series Data Center Cabinet Cable Distribution Unit Installation Guide for procedures pertaining to the installation of dual CDUs. -
Page 81: Thermal Stabilization Specifications
Environmental Stabilization A.1 Environmental Stabilization To ensure proper operation of Digital storage devices, the StorageWorks building block (SBB) temperature must be within 18–29°C (65–85°F). Table A–1 specifies the time required to thermally stabilize SBBs based on the ambient shipping temperature. - Page 83 This term may also be used to refer to an enclosure configured with internal storage components. cable distribution unit See CDU. Cable distribution unit. The power entry device for StorageWorks SH043-series cabinets. The unit provides the connections necessary to distribute ac power to cabinet shelves and fans. chassis rail A slide rail used to support the TZLX-series tape drive within the cabinet.
- Page 84 3½-inch or 5¼-inch carrier. Typical SBBs are disk drives, tape drives, optical storage devices, and CD-ROMs. SBB shelf A StorageWorks shelf, such as the SHDZZ–ZZ, designed to house plug-in SBB modules. SCSI–2 Small Computer System Interface 2. An ANSI interface standard that defines the physical and electrical parameters of a parallel I/O bus used to connect a controller with up to 7 devices.
- Page 85 StorageWorks Digital’s line of data storage products that allows customers to design and configure their own storage subsystems. StorageWorks products consist of modular storage and power components and the enclosures necessary to house them. Storage devices and array controllers can be integrated to form storage subsystems.
- Page 87 3–1 controller shelves, 1–4 Installing SBB shelves, 1–4 base trim kit, 3–7 SBBs, 1–4 StorageWorks shelves, 6–1 shelf brackets, 1–4 TZLX-series tape drives, 7–1 TZLX-series tape drives, 1–6 Cable distribution units power cables used, 8–1 Leveling, cabinet, 3–7 type used, 8–1...
- Page 88 SH043 controller/storage cabinets, 5–1, 5–3 in SH043 storage-only cabinets, 4–1, 4–2 Shelf SCSI–2 cable selection and connection in SH043 controller/storage cabinets, 5–5 in SH043 storage-only cabinets, 4–4 Shelves, StorageWorks installation of, 6–1, 6–3 Side panels reinstalling, 6–9, 7–14 removal, 7–2 removing, 6–2, 7–3...
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