Related Manuals for Compaq EK-ASIP2-OG. D01
Summary of Contents for Compaq EK-ASIP2-OG. D01
- Page 1 AlphaServer Intelligent Peripheral Platform Hardware Owner's Guide Part Number: EK-ASIP2-OG. D01 May 1999 Compaq Computer Corporation Houston, Texas...
- Page 2 Compaq, the Compaq logo, and the Digital logo registered in United States Patent and Trademark Office. AlphaServer, DIGITAL, Tru64 UNIX, DECevent, DEChub, HUBwatch, LA75 Plus Companion, RX, RZ, StorageWorks, and ThinWire, are trademarks of Compaq Computer Corporation.
- Page 3 à l'utilisateur de prendre les mesures spécifiques appropriées. ACOUSTICS: Preliminary declared values per ISO 9296 and ISO 7779: Sound Power Level Idle Operating Current values for specific configurations are available from Compaq representatives. 1 B = 10 dBA. Sound Pressure Level , dBA (Bystander Positions))
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Page 5: Table Of Contents
1.3.1 User Interfaces...1–4 1.3.2 Alarm Subsystem ...1–4 1.3.3 Maintainability ...1–4 1.3.4 Reliability...1–4 1.3.5 Upgrading...1–5 1.3.6 Compaq Computer Corporation and Industry Standards ...1–5 1.3.6.1 Telecommunications Interfaces ...1–5 1.3.6.2 Safety and Electromagnetic Compatibility ...1–5 1.3.7 System Security ...1–6 1.4 Required and Optional Hardware...1–6 1.4.1 AlphaServer 1000A System ...1–6... - Page 6 2.3.1 Preinstallation Considerations ...2–2 2.4 Hardware Installation...2–3 2.4.1 Installing the IP Platform ...2–4 2.4.1.1 Connecting the Network Hardware...2–4 2.4.1.1.1 Connecting Dialogic D/240SC-T1 and DTI/211 T-1 Modules ...2–5 2.4.1.1.2 Connecting Dialogic DTI/212 E-1 Modules (75-Ohm) ...2–6 2.4.1.1.3 Connecting Dialogic DTI/212 E-1 Modules (120-Ohm)...2–6 2.4.1.1.4 Connecting Dialogic LSI/120 Loop-Start Module...2–7 2.4.1.2 IP Power Controller...2–8 2.4.1.3 User Alarms ...2–8...
- Page 7 B Alarm Input Wiring B.1 Alarm Input Wiring Diagram ... B–1 B.2 Wiring User Alarm Inputs... B–2 C Field Wiring the -48 Vdc Power Inverter C.1 Field Wiring the -48 Vdc Power Controllers ... C–1 C.1.1 Installing Suitable Field Wiring... C–2 D AlphaServer IP Platform Duplex System Diagrams D.1 Introduction ...
- Page 8 Table 2-3: E-1 to DTI/212 75-Ohm Pin Designations ...2–6 Table 2-4: E-1 to DTI/212 120-Ohm Pin Designations ...2–6 Table 2-5: LSI/120 Loop-Start 25-Pin Designations ...2–7 Table 2-6: LSI/120 Loop-Start 50-Pin Designations ...2–8 Table 3-1: Dry Contact Relay Functional Specification ...3–6 Table 4-1: SRM Console Configuration Commands ...4–2 Table A-1: Physical Dimensions...
- Page 9 About This Guide The AlphaServer Intelligent Peripheral Platform Hardware Owner's Guide describes how to set up, operate, troubleshoot, and maintain an AlphaServer Intelligent Peripheral (IP) Platform. If information is available elsewhere, this manual provides a reference to the appropriate documentation. Intended Audience This manual is intended for qualified system managers and technical end users trained in the installation and the servicing of computer systems.
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Page 10: Related Documentation
For additional information on the AlphaServer Intelligent Peripheral (IP) Platform subsystem components and related software, refer to the documentation in the following table. Order numbers may change as documents are revised or updated. Check with your Compaq sales representative for additional information. -
Page 11: Product Overview
1.1 Introduction This chapter includes the following topics: IP Platform Overview IP Platform Features IP Platform Required and Optional Hardware 1.2 IP Platform Overview The AlphaServer Intelligent Peripheral (IP) Platform provides a full suite of hardware and software components for voice processing, telephony and data communications, management, processing, and storage. -
Page 12: Ip Simplex System
The simplex system is a central office compatible rackmount system intended for Telco central office environments. It contains one each of the following components: AlphaServer 1000A system running the Compaq Tru64 UNIX (formerly DIGITAL UNIX) operating system ISA bus expansion chassis... -
Page 13: Factory Installed Software
1.2.3 Factory Installed Software The IP platform supplied by Compaq Computer Corporation is delivered to the customer with the following factory-installed software: Tru64 UNIX operating system Dialogic drivers for Tru64 UNIX that offer the following functionality: Voice processing (digitization, call control) -
Page 14: System Features
Each Compaq Computer Corporation component of this system will function reliably over time as long as the hardware options used are not altered. All of the Compaq options used in the design of this system meet Compaq Computer Corporation standards for reliability. -
Page 15: Upgrading
___________________________ Important _________________________ FCC and safety review is valid only for options listed in this guide. ______________________________________________________________ 1.3.6 Compaq Computer Corporation and Industry Standards The AlphaServer IP Platform conforms to the industry standards outlined in the following subsections. 1.3.6.1 Telecommunications Interfaces... -
Page 16: System Security
1.4 Required and Optional Hardware This section provides a brief description of each major component of the AlphaServer IP Platform, and lists the required and optional hardware. Contact your Compaq sales representative for the current supported options and ordering information. -
Page 17: Alphaserver 1000A Required Hardware
1.4.1.2 AlphaServer 1000A Required Hardware Table 1-1 lists the required hardware for the AlphaServer 1000A system. Refer to the DIGITAL Systems and Options Catalog for descriptions of optional hardware. Table 1-1: AlphaServer 1000A Required Hardware Part Number Description PB79D-RA RM AlphaServer 1000A 5/500 Tru64 UNIX System, includes RX23 floppy drive PB7MA-CE 256 MB memory... -
Page 18: Table 1-2: Modular Storage Shelf (Ba35X-Sx) Optional Hardware
Product Overview 1.4.2 Modular Storage Shelf Subsystem (BA35x-Sx) This section provides a brief description of the modular storage shelf subsystem. 1.4.2.1 Overview The StorageWorks disk drive subsystem is a rackmount storage resource provided to solution developers and service developers creating applications on the AlphaServer IP Platform. The shelves are contained in a separate chassis that provides a flexible capacity for adding and hot-swapping disks. -
Page 19: Isa Bus Expansion Chassis Required And Optional Hardware
Dialogic DMX: Digital Matrix Switch connecting up to four PCM expansion buses (PEBs) xx represents a two-letter country code. Contact your Compaq sales representative for additional information. Confirm that there are no cards in the ISA bus expansion chassis that use the Compressed Write Timing (“zero-wait-state”) signal. -
Page 20: Table 1-4: Ip Power Controller Options
Product Overview 1.4.4 IP Power Controller Subsystem This section briefly describes the IP power controller subsystem. 1.4.4.1 Overview Each rackmount simplex and duplex IP Platform contains one or two power controllers located in the bottom rack of the cabinet. Each controller provides power to one ISA bus expansion chassis, one BA35x-Sx modular storage shelf, and one AlphaServer 1000A processor. -
Page 21: External Hardware Options
1.4.6 External Hardware Options Table 1-6 contains external hardware options. Table 1-6: External Hardware Options Part Number LA75S-AA FR-B16AP-EG (or equivalent) VT520, VT525 (or equivalent) Description LA75 Plus Companion printer for hardcopy system output Personal computer for ServerWORKS Console terminal AlphaServer Intelligent Peripheral Platform Hardware Owner's Guide 1–11 Product Overview... - Page 22 is some white text.
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Page 23: Installing The Alphaserver Ip Platform Hardware
Value-added Implementation Services (VIS) is available for the AlphaServer IP Platform products. VIS provides high-quality integration, test verification, and site installation; each process is performed by experienced service personnel. See your Compaq sales representative for additional information. ______________________________________________________________ AlphaServer Intelligent Peripheral Platform Hardware Owner's Guide 2–1... -
Page 24: Site Preparation
2.3 Site Preparation This section describes the site-specific installation requirements for the IP Platform. _____________________________Caution___________________________ Review your system warranty. It may require that a Compaq service representative install your system to prevent damage to equipment or software. _______________________________________________________________ ____________________________ Achtung __________________________ Überprüfen Sie die Garantie Ihres Systems. -
Page 25: Hardware Installation
Hazards to which they are exposed in performing a task Measures to minimize the danger to themselves or other persons A qualified service person need not be a Compaq service representative. ______________________________________________________________ ___________________________VORSICHT _________________________ Das System darf nur von qualifizierten Fachleuten installiert werden. -
Page 26: Installing The Ip Platform
Installing the AlphaServer IP Platform Hardware 2.4.1 Installing the IP Platform After you have verified the installation site, install the AlphaServer IP Platform by performing the following steps: 1. Position the cabinet, allowing a 60.96 cm (24 in) minimum rear aisle clearance and a 76.2 cm (30 in) minimum front aisle clearance. -
Page 27: Connecting Dialogic D/240Sc-T1 And Dti/211 T-1 Modules
Installing the AlphaServer IP Platform Hardware 2.4.1.1.1 Connecting Dialogic D/240SC-T1 and DTI/211 T-1 Modules On the rear bracket of the D/240SC-T1 and DTI/211 network modules is an RJ-48C jack for connecting to the T-1 network. The cabling between this jack and the CSU or other DSX-1 equipment should be 4-pair telephone line or equivalent. -
Page 28: Connecting Dialogic Dti/212 E-1 Modules (75-Ohm)
Installing the AlphaServer IP Platform Hardware 2.4.1.1.2 Connecting Dialogic DTI/212 E-1 Modules (75-Ohm) The Dialogic DTI/212 E-1 modules come in 75-ohm and 120-ohm versions. If you have a DTI/212 120-ohm module, see Section 2.4.1.1.3. Refer to the Dialogic Network Hardware Reference for additional information on DTI/212 E-1 modules. -
Page 29: Connecting Dialogic Lsi/120 Loop-Start Module
You can choose from the following connection options: Use Compaq's BC22F cable. This cable has a DB-25 connector on one end (to connect to the LSI/120), and a 50-pin connector on the other end that provides 12 tip and ring pin pairs that are compatible with a standard RJ-21X USOC jack. -
Page 30: Ip Power Controller
Installing the AlphaServer IP Platform Hardware Table 2-6: LSI/120 Loop-Start 50-Pin Designations RING 1 RING 2 RING 3 RING 4 RING 5 RING 6 RING 7 RING 8 RING 9 RING 10 RING 11 RING 12 RING NC RING NC RING NC RING NC RING NC... -
Page 31: Locking Your System
2.4.2 Locking Your System The AlphaServer IP Platform is protected by a key lock in the front and rear door panels. Duplicate interchangeable sets of keys are provided for both front and rear locks. The AlphaServer 1000A system also comes with a set of keys for each CPU. _____________________________ Note____________________________ Store the keys in a safe place. - Page 32 This is some white text.
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Page 33: Basic Operation
3.1 Introduction This chapter describes: Turning on the AlphaServer IP Platform Basic operation of the IP Platform subsystem components 3.2 Turning on the AlphaServer IP Platform After the AlphaServer IP Platform is properly secured, plugged in, and connected to the building's network hardware, you are ready to power up the system. -
Page 34: Basic Operation Of The Ip Platform Subsystem Components
Basic Operation 3.3 Basic Operation of the IP Platform Subsystem Components The following sections describe the basic operation of the IP Platform subsystem components. 3.3.1 Alarm Indicator Panel The alarm indicator panel (see Figure 3-1) contains the following: Visual indicators Audible indicator Battery backup logic Keep-alive function... -
Page 35: Figure 3-1: Alarm Indicator Panel (Front And Rear View)
The following table describes the normal conditions of the alarm indicator panel when the AlphaServer 1000A is powered on and the Intelligent Peripheral Fault Manager (IPFM) software is running. Condition OK LED Fully discharged batteries On Fully charged batteries Partially charged batteries Software Diagnostics Software Test... -
Page 36: Replacing Batteries In The Alarm Indicator Panel
(PN 12-41230-04) or the equivalent batteries. ______________________________ Note ___________________________ Compaq recommends that batteries be replaced every two to two and a half years as preventative maintenance. ______________________________________________________________ Perform the following procedure to replace the batteries in an alarm indicator panel: 1. -
Page 37: Dry Contacts
5. Remove the three screws from the top edge and the three screws from the bottom edge of the alarm indicator panel frame that secure the alarm indicator panel rear cover. 6. Remove the alarm indicator panel rear cover. 7. Remove the seven batteries from the battery holders. ___________________________ WARNING _________________________ Replace the batteries with the same type (PN 12-41230-04) or an equivalent type recommended by the battery manufacturer. -
Page 38: Alphaserver 1000A System
Basic Operation Figure 3-2: Dry Contact Terminal Connectors Input Terminal Block Ext. Critical Alarm Ext. Major Alarm Ext. Minor Alarm Ext. Shut-off Alarm Ground Table 3-1: Dry Contact Relay Functional Specification Power Condition No alarm Critical Minor Major Battery OK Battery NOK 3.3.2 AlphaServer 1000A System Once the AlphaServer 1000A system power is turned on, the screen on the IP Platform... -
Page 39: Modular Storage Shelf Ba35X-Sx Subsystem
3.3.3 Modular Storage Shelf BA35x-Sx Subsystem There may be up to eight StorageWorks building blocks (SBBs) on each modular storage shelf BA35x-Sx subsystem. The StorageWorks Building Block (SBB) slots are numbered 0 through 7 from right to left with the power supply SBB in slot 7. On the IP simplex system, the storage SBBs are in slots 0-6. -
Page 40: Isa Bus Expansion Chassis
Basic Operation 3.3.4 ISA Bus Expansion Chassis The AlphaServer IP Platform supports a variety of voice/telephony options through the addition of an ISA bus expansion chassis. The ISA bus expansion chassis is configured with a 20-slot ISA backplane. The EISA to ISA bridge uses one slot and the remaining 19 slots are available for telephony options. -
Page 41: Reconfiguring The Alphaserver Ip Platform
Reconfiguring the AlphaServer IP Platform 4.1 Introduction In order to upgrade the AlphaServer IP Platform or replace defective parts, you need to remove and install components within the IP Platform. These components are within the individual AlphaServer 1000A system, ISA bus expansion chassis, and modular storage shelf BA35x-Sx subsystems. -
Page 42: Alphaserver 1000A System Configurations
Reconfiguring the AlphaServer IP Platform 4.2 AlphaServer 1000A System Configurations The components of the AlphaServer 1000A system that may need to be replaced or upgraded include: Storage devices (DAT tape drive, hard disk drive, floppy drive, CD-ROM drive) Memory modules CPU motherboard –... -
Page 43: Isa Bus Expansion Chassis Configuration
4.3 ISA Bus Expansion Chassis Configuration The ISA bus expansion chassis provides a flexible capacity for adding voice modules of varying types based on products from Dialogic. See Section 1.4 for a complete list of available ISA bus expansion options. Once the Dialogic voice modules are physically installed, you need to configure them by running the ECU from the IP Platform console terminal. -
Page 44: Removing And Replacing The At Bus Expansion Kit
Reconfiguring the AlphaServer IP Platform 4.3.2 Removing and Replacing the AT Bus Expansion Kit The 2T-VC220-IP AT bus expansion kit consists of the transmit module installed in the AlphaServer 1000A, the receive module installed in the ISA bus expansion chassis, and a 2- meter cable that connects the two modules. -
Page 45: Alarm Indicator Panel Configuration
4.5 Alarm Indicator Panel Configuration The alarm indicator panel provides programmable visual and audible alarm indicators for the AlphaServer IP Platform. The alarm indicator panel consists of a metal frame, graphics panel(s), and alarm indicator module(s). A cable connects the alarm indicator module to the alarm control module that is installed on the AlphaServer 1000A PCI bus. - Page 46 is some white text.
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Page 47: System Troubleshooting
Hazards to which they are exposed in performing a task Measures to minimize the danger to themselves or other persons A qualified service person need not be a Compaq service representative. ______________________________________________________________ ___________________________VORSICHT _________________________ Das System darf nur von qualifizierten Fachleuten installiert werden. -
Page 48: Alphaserver 1000A Subsystem
System Troubleshooting 5.2 AlphaServer 1000A Subsystem The AlphaServer 1000A Rackmount Owner's Guide provides the instructions on completing the following tasks or resolving these particular problems: Confirming that EISA modules or memory modules are properly configured Running a diagnostic test of the entire system, showing its status, or terminating the testing Checking the startup display when you turn on the system What to do if:... -
Page 49: Isa Bus Expansion Chassis
5.4 ISA Bus Expansion Chassis The ISA bus expansion chassis contains alarm sensors that detect fault conditions and send the information to the alarm control module in the AlphaServer 1000A system chassis. For a complete description of alarm sensor interaction with the IP Fault Manager software, see the Intelligent Peripheral Fault Manager for Tru64 UNIX Installation and User's Guide. - Page 50 is some white text.
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Page 51: A Alphaserver Ip Platform Specifications
AlphaServer IP Platform Specifications A.1 Physical Dimensions Table A-1 contains the physical dimensions for the AlphaServer Intelligent Peripheral (IP) Platform. Table A-1: Physical Dimensions Dimension Depth Width Height Height Weight Front aisle Rear aisle A.2 Electrical Specifications Table A-2 contains the electrical specifications for each IP Platform power controller. Table A-2: Electrical Specifications for Each Power Controller Specification Input voltage... -
Page 52: System Environmental Specifications
AlphaServer IP Platform Specifications A.3 System Environmental Specifications Table A-3 contains the environmental specifications for the AlphaServer IP Platform. Table A-3: Environmental Specifications Temperature range Barometric pressure Relative humidity Minimum dew point Maximum altitude Maximum wet bulb temperature Temperature range Relative humidity Maximum altitude The maximum allowable operating temperature above 2,438 m (8,000 ft) is reduced... -
Page 53: Dry Contact Specifications
A.4 Dry Contact Specifications Table A-4 contains the rating, input, and output specifications for the dry contact terminals. Table A-4: Dry Contact Specifications Contact material Rating (resistive) Maximum switching power Maximum switching voltage Maximum switching current Maximum carrying current Type Rated input voltage Maximum input Pick-up voltage... -
Page 54: Central Office Compatibility
AlphaServer IP Platform Specifications A.5 Central Office Compatibility The AlphaServer IP Platform is intended for deployment in telecommunications central office (CO) environments, and is compatible with some of Bellcore's Network Equipment- Building Systems (NEBS) specifications TR-NWT-000063. Some of the central office compatible (conforming) hardware requirements supported by the AlphaServer IP Platform are: Simplex or duplex system housed within a single electronic equipment cabinet. -
Page 55: B Alarm Input Wiring
B.1 Alarm Input Wiring Diagram The following diagram of the Intelligent Peripheral (IP) duplex platform displays the alarm input wiring connections between the ISA bus expansion chassis, the AlphaServer 1000A processors, and the alarm indicator panel. Figure B-1: Alarm Input Wiring Diagram Alarm control module installed in the AlphaServer 1000A system -48 Vdc power inverter... -
Page 56: Wiring User Alarm Inputs
Alarm Input Wiring B.2 Wiring User Alarm Inputs This section provides information for wiring user TTL signal alarm inputs to the 8-pin MJ connector on the alarm control module installed in the AlphaServer 1000A system. Figure B-2 shows the 8-pin MJ connector on the alarm control module that is used for connecting user alarm inputs. -
Page 57: C Field Wiring The -48 Vdc Power Inverter
Hazards to which they are exposed in performing a task Measures to minimize the danger to themselves or other persons A qualified service person need not be a Compaq service representative. ______________________________________________________________ ___________________________VORSICHT _________________________ Die Personen, die das System installieren, sollten die Voraussetzungen des 1993 NEC (National Electrical Code) zur Installation von Datenverarbeitungsgeräten, Artikel 645, 645-2, kennen. -
Page 58: Installing Suitable Field Wiring
Field Wiring the -48 Vdc Power Inverter C.1.1 Installing Suitable Field Wiring The following subsections describe how to install suitable field wiring. C.1.1.1 Field Wiring Recommendations Table C–1 lists the field wiring recommendations for each side of the -48 Vdc power controller. -
Page 59: D Alphaserver Ip Platform Duplex System Diagrams
AlphaServer IP Platform Duplex System Diagrams D.1 Introduction This appendix contains diagrams of the AlphaServer Intelligent Peripheral (IP) Platform duplex, ac and dc, systems. AlphaServer Intelligent Peripheral Platform Hardware Owner's Guide D–1... -
Page 60: Alphaserver Ip Platform Duplex Ac System
AlphaServer IP Platform Duplex System Diagrams D.2 AlphaServer IP Platform Duplex AC System This section contains the front, side, and rear views of the duplex ac system. Figure D–1: IP Platform Duplex AC System Front and Side View Front View Alarm indicator panels BA35x-Sx modular storage shelf (optional) ISA bus expansion chassis... -
Page 61: Figure D–2: Ip Platform Duplex Ac System Rear View
AlphaServer IP Platform Duplex System Diagrams Figure D–2: IP Platform Duplex AC System Rear View Back View ML014028 Alarm indicator panels BA35x-Sx modular storage shelf (optional) ISA bus expansion chassis AlphaServer Intelligent Peripheral Platform Hardware Owner's Guide D–3 AlphaServer 1000A H7600 power controller... -
Page 62: Alphaserver Ip Platform Duplex Dc System
AlphaServer IP Platform Duplex System Diagrams D.3 AlphaServer IP Platform Duplex DC System This section contains the front, side, and rear views of the duplex dc system. Figure D–3: IP Platform Duplex DC System Front and Side View MX ALARM CARD MX ALARM CARD AC POWER AC POWER... -
Page 63: Figure D–4: Ip Platform Duplex Dc System Rear View
AlphaServer IP Platform Duplex System Diagrams Figure D–4: IP Platform Duplex DC System Rear View Back View ML014027 Alarm indicator panels BA35x-Sx modular storage shelf (optional) ISA bus expansion chassis AlphaServer Intelligent Peripheral Platform Hardware Owner's Guide D–5 AlphaServer 1000A -48 Vdc power controller... - Page 64 is some white text.
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Page 65: E Alphaserver Ip Platform Simplex System Diagrams
AlphaServer IP Platform Simplex System Diagrams E.1 Introduction This appendix contains diagrams of the AlphaServer Intelligent Peripheral (IP) Platform simplex, ac and dc, systems. AlphaServer Intelligent Peripheral Platform Hardware Owner's Guide E-1... -
Page 66: Alphaserver Ip Platform Simplex Ac System
AlphaServer IP Platform Simplex System Diagrams E.2 AlphaServer IP Platform Simplex AC System This section contains the front, side, and rear views of the simplex ac system. Figure E–1: IP Platform Simplex AC System Front and Side View Front View Alarm indicator panel BA35x-Sx modular storage shelf (optional) ISA bus expansion chassis... -
Page 67: Figure E–2: Ip Platform Simplex Ac System Rear View
AlphaServer IP Platform Simplex System Diagrams Figure E–2: IP Platform Simplex AC System Rear View Back View ML014032 Alarm indicator panel BA35x-Sx modular storage shelf (optional) ISA bus expansion chassis AlphaServer Intelligent Peripheral Platform Hardware Owner's Guide E-3 AlphaServer 1000A H7600 power controller... -
Page 68: Alphaserver Ip Platform Simplex Dc System
AlphaServer IP Platform Simplex System Diagrams E.3 AlphaServer IP Platform Simplex DC System This section contains the front, side, and rear views of the simplex dc system. Figure E–3: IP Platform Simplex DC System Front and Side View MX ALARM CARD AC POWER Front View Alarm indicator panel... -
Page 69: Figure E–4: Ip Platform Simplex Dc System Rear View
AlphaServer IP Platform Simplex System Diagrams Figure E–4: IP Platform Simplex DC System Rear View Back View ML014031 Alarm indicator panel BA35x-Sx modular storage shelf (optional) ISA bus expansion chassis AlphaServer Intelligent Peripheral Platform Hardware Owner's Guide E-5 AlphaServer 1000A -48 Vdc power controller... - Page 70 is some white text.
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Page 71: Glossary
AlphaServer system Compaq’s new generation of server systems based on the Alpha 64-bit computing architecture. Advanced RISC Computing (ARC) is the user interface to the console firmware for operating systems that expect firmware compliance with the Windows NT Portable Boot Loader Specification. - Page 72 Glossary A collection of many transmission lines or wires. The bus interconnects computer system components, providing a communications path for addresses, data, and control information or external terminals and systems in a communications network. cache A small, high-speed memory placed between slower main memory and the processor. A cache increases effective memory transfer rates and processor speed.
- Page 73 Glossary dry contacts An electromagnetic device for remote or automatic control that is activated by variation in conditions of an electric circuit and that in turn operates other devices (such as switches) in the same or a different circuit. DSX-1 Digital Signal Cross-connect Level 1.
- Page 74 Glossary Local area network. A high-speed network that supports computers connected over limited distances. light-emitting diode (LED) An indicator of status on an IP subsystem. MAC (media access control) address A unique 48-bit binary number (usually represented as a 12-digit hexadecimal number) encoded in a device's circuitry to identify it on a local area network.
- Page 75 Glossary RAID Redundant arrays of independent disks. A technique that organizes disk data to improve performance and reliability. RAID has three attributes: it is a set of physical disks viewed by the user as a single logical device; the user's data is distributed across the physical set of drives in a defined manner;...
- Page 76 Glossary StorageWorks Compaq's modular storage subsystem (MSS), which is the core technology of the Alpha SCSI-2 mass storage solution. StorageWorks consists of a family of low-cost mass storage products that can be configured to meet current and future storage needs.
- Page 77 Alarm indicator module replacing, 4–5 Alarm indicator panel diagram, 3–3 replacing batteries, 3–4 troubleshooting, 5–2 Alarm input wiring diagram, B–1 Alarm sensor module replacing, 4–3 Alarm subsystem, 1–4 AlphaServer 1000A system components, 4–2 optional hardware, 1–7 overview, 1–6 power-up, 3–1 reconfiguring, 4–2 required hardware, 1–7 troubleshooting, 5–2...
- Page 78 Index IP Platform duplex ac system diagrams, D– duplex dc system diagrams, D– duplex system, 1–2 electrical specifications, A–1 environmental specifications, A–2 installing, 2–4 overview, 1–1 physical dimensions, A–1 power controller, 2–8 power-up, 3–1 reconfiguration, 4–1 simplex ac system diagrams, E- simplex dc system diagrams, E- simplex system, 1–2 troubleshooting, 5–1...