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Digital Equipment InfoServer 100 Owner's Manual

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InfoServer 100
Installation and Owner's Guide
Order Number EK–DIS1K–IN–001
This manual describes how to install, test, operate, and maintain the
InfoServer 100 system.
Digital Equipment Corporation

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Summary of Contents for Digital Equipment InfoServer 100

  • Page 1 InfoServer 100 Installation and Owner’s Guide Order Number EK–DIS1K–IN–001 This manual describes how to install, test, operate, and maintain the InfoServer 100 system. Digital Equipment Corporation...
  • Page 2 First Edition, October 1990 The information in this document is subject to change without notice and should not be construed as a commitment by Digital Equipment Corporation. Digital Equipment Corporation assumes no responsibility for any errors that may appear in this document.

  • Page 3: Table Of Contents

    About This Guide InfoServer 100 System System Highlights ........
  • Page 4 iv Contents Learning About Your System Storage Devices ........3–1 RZ23 Hard Disk .
  • Page 5 Contents v Solving Problems If a Problem Occurs ........6–1 How to Use the Troubleshooting Table .
  • Page 6 InfoServer 100 System Enclosure ..... . 1–1 1–2 InfoServer 100 Front Panel ......1–2 2–1 Unpacking Your System .

  • Page 7: About This Guide

    Purpose of This Guide This guide describes how to install, test, operate, and maintain the InfoServer 100 system. The InfoServer 100 is a general-purpose disk storage server that quickly and efficiently transfers data between disks connected to the server and remote network client systems.
  • Page 8 viii About This Guide • Chapter 5, ‘‘Connecting to a Network,’’ describes how to connect your system to a ThinWire Ethernet or standard Ethernet network. The chapter also describes how to serially connect systems into a simple ThinWire work group. •...

  • Page 9: Infoserver 100 System

    InfoServer 100 System The InfoServer 100 is a general-purpose disk storage server that quickly and efficiently transfers data between disks connected to the server and remote network client systems. It provides users with a low-cost data sharing capability that is flexible and easy to manage. Figure 1–1 shows the system enclosure for InfoServer 100.

  • Page 10: System Highlights

    The system comes with 4 megabytes (Mbytes) of internal random access memory (RAM). • ThinWire and standard Ethernet connectability You can connect the InfoServer 100 to standard Ethernet or ThinWire Ethernet work groups and networks, but not to both types at the same time. •...
  • Page 11 VT series terminals) is provided as standard. You can use this port to connect a terminal to the server to establish a local server management session. (See the InfoServer 100 System Operations Guide for more information). This port is preset to run at 9600 baud, so any terminal connected to this port must be set at 9600 baud.

  • Page 13: Installing Your System

    Installing Your System Setting up your InfoServer 100 system is easy. This chapter provides step-by-step instructions on how to: • Prepare for installation. • Unpack, inspect, and check the system’s equipment • Set up your system unit. • Attach Ethernet terminators for networking or diagnostic tests.

  • Page 14: Unpacking

    Unpacking The InfoServer 100 system is shipped in two boxes, one for hardware and one for software. The larger box contains the InfoServer 100 hardware with accessories and documentation. The smaller box contains the software compact discs with licenses and instructions.

  • Page 15: Unpacking Your System

    Installing Your System 2–3 Server System Unit Documentation Power Cord ACCESSORIES: Dr i ve L a b e l Po cke ts AM D In s erts Op e r a to r ’s Ca r d Two Terminators and One T-Connector (ThinWire Ethernet) Connector Covers SCSI Terminator...

  • Page 16: Setting Up Your System

    Identify the System Unit Ports and Connectors The following figure shows all the ports and connectors on the rear of an InfoServer 100 system. Take some time to become familiar with the ports and connectors. Symbols (called icons) identify each port and connector you will use when installing your system.

  • Page 17: Install The Scsi Terminator

    Installing Your System 2–5 Install the SCSI Terminator If you do not intend to connect additional drives to your system, install the SCSI terminator on the SCSI port at the rear of the system unit, as shown. SCSI Terminator MLO-003288 M A - 0 3 5 5 - 9 0 .

  • Page 18: Install The Connector Covers

    2–6 Installing Your System Install the Connector Covers You system comes with three connector covers to protect the unused connectors on the rear panel of the system unit. If you do not use the external SCSI interface, install cover 1 over the SCSI terminator. L J - 0 0 0 6 4 - T I 0...

  • Page 19: Attach The Ethernet Terminators

    Installing Your System 2–7 Attach the Ethernet Terminators You need to connect the T-connector, two Ethernet terminators, and the loopback connector (Figure 2–1) to the system unit so you can run diagnostic tests to verify the Ethernet circuits. NOTE The system will not boot if the power-up self-test detects an Ethernet error.
  • Page 20 2–8 Installing Your System 3. Connect the T-connector to the ThinWire Ethernet connector on the rear of the system unit by turning the T-connector clockwise until it locks into place. T-Connector MLO-002752 M A - 0 3 5 7 - 9 0 . D G 4.

  • Page 21: Connect The System Unit Power Cord

    Installing Your System 2–9 Connect the System Unit Power Cord NOTE Make sure the power switch on the rear panel of the system unit is off (O). The system accepts power inputs in the ranges of 100 Vac to 120 Vac and 200 Vac to 240 Vac, at 50 or 60 Hertz.

  • Page 22: Connect A Console Terminal

    2–10 Installing Your System Connect a Console Terminal You do not need a locally connected terminal for normal InfoServer operation. However, Digital advises that you connect a local terminal as part of this installation procedure, to ensure that the InfoServer is operating properly.

  • Page 23: Connect External Expansion Boxes

    If terminal server access is not available, or if client systems have trouble accessing server services, then a locally connected terminal is needed to manage the server or diagnose server problems. See the InfoServer 100 System Operations Guide. Connect External Expansion Boxes If you received expansion boxes with your system, you should connect them to your system unit now.

  • Page 24: Starting Your System

    0000.4001 80A1 0000.4001 4. Load the InfoServer 100 system’s software compact disc as described in the next section, ‘‘Loading A Compact Disc’’. The InfoServer 100 automatically copies software from the software disc to its RZ23 drive, in order to bootstrap the system.

  • Page 25: Loading A Compact Disc

    Installing Your System 2–13 Loading A Compact Disc The InfoServer 100 system has two RRD40 compact disc drives behind the front panel of the system unit. D r iv e L a b e l s C om pac t...
  • Page 26 2–14 Installing Your System To load a disc: 1. Examine the disc caddy. Make sure it is not cracked or damaged. Never load a damaged caddy into a compact disc drive. 2. Align the disc caddy with the drive as shown .
  • Page 27 Installing Your System 2–15 L J - 0 0 0 5 6 - T I 0...

  • Page 28: Unloading A Compact Disc

    Connecting to a Network After you verify that the InfoServer 100 passes its power-up self-test sequence, you must connect it to the network to make it available to client systems. To connect to a network: 1.

  • Page 29: If You Have Problems

    Use the manual process only if the automatic process fails. Bootstrapping the Server Automatically The InfoServer 100’s bootstrap program is programmed onto the system’s internal RZ23 drive at the factory. After the power-up display, the server automatically tries to bootstrap from the software image on the software disc you placed in the right compact disc drive.

  • Page 30: Subsequent Bootstraps

    RZ23 bootstrap image. If the InfoServer Fails to Boot Automatically If you do not see the power-up display or the InfoServer 100 fails to bootstrap, turn off the system unit. Use the following procedure to install the software from the InfoServer 100’s software compact disc to the RZ23 drive.

  • Page 31: Learning About Your System

    Learning About Your System This chapter provides information about the various devices mounted within the InfoServer 100 system enclosure. Storage Devices The InfoServer 100 uses the following internal storage devices: • RZ23 hard disk • RRD40 compact disc drive(s) These devices are installed on the upper and lower drive mounting panels within the system enclosure.

  • Page 32: Rrd40 Compact Disc Drive(S)

    3–2 Learning About Your System RRD40 Compact Disc Drive(s) A compact disc is an optical, read-only storage media. The InfoServer 100 comes with one or two compact disc drives, depending on the unit you ordered. The drives are behind the server’s front panel. The InfoServer 100 can bootstrap from compact disc, although the internal RZ23 hard disk drive is the primary bootstrap device.

  • Page 33: Expanding Your System

    Expanding Your System This chapter provides information on installing and using external add-on disk storage devices. An InfoServer 100 with two internal compact disc drives can support up to six external expansion boxes. An InfoServer with one compact disk drive can support up to seven expansion boxes.

  • Page 34: Guidelines For Connecting Expansion Boxes

    4–2 Expanding Your System Guidelines for Connecting Expansion Boxes Use the following guidelines when connecting expansion boxes: • You can connect any combination of external expansion boxes, as long as you do not connect more than six expansion boxes to the model with two internal compact disc drives, or seven expansion boxes to the model with one internal compact disc drive.

  • Page 35: Preparing Your System For An Expansion Box

    Expanding Your System 4–3 Preparing Your System for an Expansion Box If you plan to add an expansion box to your system, you must first remove the SCSI cover and the terminator connected to the SCSI port. 1. To remove the SCSI cover, place your fingers under the locking tab and lift the cover to release.

  • Page 36: Unpacking An Expansion Box

    4–4 Expanding Your System Unpacking An Expansion Box Each expansion box comes with the following accessories: • One 50-pin to 50-pin cable (part number BC19J-1E). Use this cable to connect the expansion box to the system unit or to other expansion boxes.

  • Page 37: Connecting One Expansion Box

    Expanding Your System 4–5 Connecting One Expansion Box To connect a single expansion box to your system unit: 1. Set the power switches on the system unit and expansion box to the off (O) position. 2. Turn the expansion box so that the back is facing you. 3.

  • Page 38: Connecting One Rrd40 Expansion Box

    4–6 Expanding Your System Figure 4–2 shows how to connect one RRD40 expansion box to the system. Connector Cable Terminator Power Cord MLO-002763 M A - 0 3 8 2 - 9 0 . D G Figure 4–2 Connecting One RRD40 Expansion Box...

  • Page 39: Connecting Two Expansion Boxes

    Expanding Your System 4–7 Connecting Two Expansion Boxes You can add a second expansion box at a later time and link the two expansion boxes together in series. You can stack expansion boxes or place them side by side. To link two expansion boxes: NOTE If you have more than one of the same type of device attached to your system, you must change the SCSI ID on the second device...

  • Page 40: Connecting Two Rrd40 Expansion Boxes

    4–8 Expanding Your System T o H o s t S C S I P o r t T e rm in a to r L J - 0 0 0 6 1 - T I 0 Figure 4–3 Connecting Two RRD40 Expansion Boxes...

  • Page 41: Rrd40 Compact Disc Expansion Box

    Expanding Your System 4–9 RRD40 Compact Disc Expansion Box The RRD40 is a read-only storage device that reads data from removable compact discs. See Appendix D for information on the handling and storage of compact discs. If you are installing an RRD40 expansion box, see the beginning of this chapter for unpacking and installation instructions.

  • Page 42: Verifying The Scsi Id On The Rrd40 Expansion Box

    4–10 Expanding Your System Verifying the SCSI ID on the RRD40 Expansion Box The RRD40 expansion box is shipped with the SCSI switches set to number 0, as shown in Figure 4–4. S C S I I D 0 L o c a t io n D o w n D o w n D o w n D o w n o f S C S I...

  • Page 43: Resetting The Scsi Id On The Second Rrd40 Expansion Box

    In the following example, ID 0 is an open ID. You could select ID 0 by setting switches 1, 2, and 3 down (Figure 4–4). To determine available IDs on the SCSI-B bus on your InfoServer 100 system, enter TEST 50 at the console prompt...

  • Page 45: Connecting To A Network

    Connecting to a Network This chapter contains information on how to: • Test your system with a T-connector and loopback connector. • Connect to a ThinWire Ethernet or standard Ethernet network. • Connect several systems together to create a simple ThinWire Ethernet work group.
  • Page 46 5–2 Connecting to a Network Local Area Network (LAN) A high-speed communications network that covers a limited geographical area, such as an office area, a department, a building, or a campus (group of buildings). Ethernet The local area network used for Digital systems. In 1980, Digital Equipment Corporation, Xerox Corporation, and Intel Corporation came up with a specification for the Ethernet local area network.

  • Page 47: Connecting To A Thinwire Ethernet Network

    ThinWire Ethernet system. First, you must check the position of the network select button. Check the Network Select Button The InfoServer 100 has a network select button on the rear of the system unit. When you first receive the system, the button is usually set to the in position.

  • Page 48: Verify Your Thinwire Ethernet Network Installation

    5–4 Connecting to a Network Verify Your ThinWire Ethernet Network Installation To verify the ThinWire Ethernet installation, you need to be correctly connected to a ThinWire Ethernet network or you need the ThinWire Ethernet terminator attached to your system unit. You also need a console terminal.

  • Page 49: Connect Your System To Thinwire Ethernet Cable

    Connecting to a Network 5–5 Connect Your System to ThinWire Ethernet Cable To connect the server system to ThinWire Ethernet cable: 1. Set the on/off switch on the back of the system unit to the off (O) position. 2. Attach a ThinWire cable to one side of the T-connector for the system unit.
  • Page 50 5–6 Connecting to a Network 5. Make sure the T-connector is attached correctly to the back of the system unit. Push the T-connector onto the system unit BNC connector, then turn it clockwise until it locks in place. T-Connector MLO-002755 M A - 0 3 6 3 - 9 0 .

  • Page 51: Creating A Thinwire Ethernet Work Group

    • A ThinWire BNC connector that allows several systems, including InfoServer 100 systems, to be serially connected to one another on the office side of the faceplate. • A ThinWire Ethernet serial connector that allows several faceplates to be serially connected behind the wall to a single segment of ThinWire cable.

  • Page 52: Troubleshooting The Thinwire Segment

    5–8 Connecting to a Network To connect your system, attach one end of the ThinWire cable to the office side of the DECconnect faceplate. Attach the other end of the ThinWire cable to the ThinWire connector on the back of your system unit. T-Connector MLO-002760 M A - 0 3 6 4 - 9 0 .
  • Page 53 Connecting to a Network 5–9 4. Check that there are no branches off a ThinWire segment except through a DEMPR multiport repeater. A DEMPR provides eight ThinWire Ethernet connections from a single standard Ethernet connection. 5. Check that a ThinWire segment is not looped from one port on the DEMPR to another port on the DEMPR.
  • Page 54 5–10 Connecting to a Network 7. Check that you have not disconnected a terminator from an active ThinWire segment. This would disrupt network operation. After you have checked all ThinWire Ethernet connections, retest the Ethernet. Enter the following command at the console prompt: >>>...

  • Page 55: Connecting To A Standard Ethernet Network

    Connecting to a Network 5–11 Connecting to a Standard Ethernet Network This section describes how to connect the InfoServer 100 system to a standard Ethernet system. First, you must check the position of the network select button. Check the Network Select Button...

  • Page 56: Connect A Transceiver Cable To Your System

    Connect a Transceiver Cable to Your System A transceiver cable is the physical connection between a standard Ethernet network interface and an InfoServer 100 system. You use a transceiver cable to connect your system to an H4000 transceiver or DELNI unit, which is attached to the standard Ethernet cable. To connect a transceiver cable to your system: 1.

  • Page 57: Troubleshooting The Standard Ethernet Connection

    Connecting to a Network 5–13 Troubleshooting the Standard Ethernet Connection If you found problems when verifying the standard Ethernet connection, perform the following steps: 1. Make sure the loopback connector is securely connected to the system. If you are connected to an active Ethernet segment, you can test the system without the loopback connector.

  • Page 59: Solving Problems

    Solving Problems This chapter provides information on troubleshooting problems with the InfoServer 100 system. The chapter covers the the following topics: • Using a troubleshooting table • Interpreting power-up error messages • Running self-tests • Displaying system configuration information •...

  • Page 60: How To Use The Troubleshooting Table

    6–2 Solving Problems • System unit power cord • Expansion box connector cable to system unit • Expansion box power cord Now, set the power switches on your equipment to the on ( | ) position, in the following order: 1.
  • Page 61 Solving Problems 6–3 Table 6–1 (Cont.) Troubleshooting Basic System Problems Symptom Possible Cause Suggested Solution System Unit Problems Turn the system off for 10 seconds, then turn it back on. Unplug the terminal cable, communications cable, and printer. Then plug all cables back in and power up the system.
  • Page 62 ‘‘Self-Tests’’ and ‘‘Using the System Exerciser’’ in this chapter for further test instructions. The server system’s InfoServer 100 system See ‘‘Starting Your software Password: software is not System’’ in Chapter 2. prompt does not appear installed.

  • Page 63: Power-Up Error Messages

    Solving Problems 6–5 Power-Up Error Messages The InfoServer 100 system displays important information during its power-up test sequence. A single question mark indicates status information. A double question mark or asterisk may indicate possible failures. NOTE If your terminal does not display any information on the screen after the power-up test sequence (approximately 1 second), you may have a terminal or system board failure.

  • Page 64: Power-Up And Self-Test Display Identifiers

    6–6 Solving Problems A double question mark indicates a hard error. This indicates a serious problem that may affect normal operation and use of some component of the system. For example: • ?? 1 00C0 0000.7004 This message indicates that the Ethernet subsystem is present in the system, but one or more of the following problems exist: –...

  • Page 65: Self-Tests

    Solving Problems 6–7 Self-Tests Self-test diagnostic programs reside permanently in your system’s read- only memory (ROM). You can run self-tests from the console terminal. After running each self-test, enter the command TEST 50 or T 50 and press to display the status of the device tested. Return To test a device in your system: 1.

  • Page 66: Configuration Display

    Configuration Display This procedure displays the system configuration, Ethernet ID, ROM revision levels, and status information for your InfoServer 100. Error information in this display is valuable to your service representative. Have this information ready if you must call for service. See Chapter 4 and Appendix A for additional information.
  • Page 67 Solving Problems 6–9 >>> TEST 50 Return KA41-A V1.3 ID 08-00-2B-03-79-1F 0000.0001 0000.0001 0000.0001 00000001 00000001 00000001 00000001 00000000 00000000 0004.0001 00400000 0000.0001 0000.0001 0000.0001 SCSI-A 7711.0001 V0.1 004C437 0004C437 00000000 00000000 SCSI-B 1C1C.0001 V1.0 FFFFFF03 FFFFFF05 . . . 05000001 . . . FFFFFF03 FFFFFF05 0000.0001 0000.0001 >>>...

  • Page 68: Displaying Device Information

    6–10 Solving Problems Table 6–3 Definition of Mnemonics Mnemonic Device System clock Serial line controller Floating point unit SCSIA SCSI-A controller SCSIB SCSI-B controller Interval timer Memory Memory management unit Network interconnect Nonvolatile RAM Interrupt controller and Ethernet ID ROM Displaying Device Information To determine what devices are installed in your system and their SCSI bus ID assignments, enter the SHOW DEVICE command at the console...

  • Page 69: Using The System Exerciser

    Solving Problems 6–11 Device type Number of megabytes Removable or fixed disk Write-protected Device name Using the System Exerciser The system exerciser emulates an operating system by interacting with system devices. The system exerciser tests all internal and external devices. Use the system exerciser if your system has intermittent problems.
  • Page 70 6–12 Solving Problems >>> TEST 0 Return KA41-A V1.3 00B0 MONO 0000.0001 11 1005 0 00:00:35 0080 0000.0001 0 00:01:12 0010 0137.0001 5 00A7 0 00:02:02 0090 SCSI-A 6000.0001 22 0002 0 00:02:23 3200.0001 00A0 SCSI-B 6000.0001 15 0002 0 00:02:56 2200.0001 3200.0001 4101.0471...

  • Page 71: Running Test Utilities

    Either method lets the server boot the server system software on the RZ23 drive. If the server software was never copied to the RZ23 drive, then you must place the InfoServer 100 system software compact disc in the right compact disc drive behind the server’s front panel. If the bootstrap program fails to boot from the RZ23 drive, the program automatically tries to boot from this compact disc drive indefinitely.

  • Page 72: Command Summary

    6–14 Solving Problems If the system does not boot using the BOOT command: See ‘‘If the InfoServer Fails to Boot Automatically’’ in Chapter 2. Command Summary Tables 6–4, 6–5, and 6–6 list the SET, TEST, and SHOW commands used in troubleshooting procedures. To display a list of these commands, enter HELP at the console prompt and press Return Table 6–4 SET Command Summary...

  • Page 73: Show Command Summary

    Solving Problems 6–15 Table 6–5 (Cont.) TEST Command Summary Command Test or Utility Program TEST 2 Reserved. TEST 1 Ethernet network interconnect. TEST 0 System exerciser. TEST 50 Configuration display. TEST 51 NVR default boot device. TEST 52 NVR default boot flags. TEST 53 Sets NVR default recovery action flags.

  • Page 74: Service Information

    For example: Model: SEABx-Ax, InfoServer 100 system. Your service representative may need this number when you call. 2. Make notes based on the troubleshooting table at the beginning of this chapter.

  • Page 75: Scsi Ids

    The remaining six IDs (0 through 5) are available for custom configuration. Table A–1 lists the default SCSI settings for the InfoServer 100. The ID numbers listed give optimal performance on most systems. However, if you have special performance needs, you can set the ID number on each SCSI device manually.

  • Page 76: Setting The Scsi Id

    A–2 SCSI IDs Table A–1 SCSI IDs for InfoServer 100 systems SCSI-A Internal Bus SCSI-B External Bus 7 Reserved. 7 RRD40 expansion box. 6 SCSI-A adapter. 6 SCSI-B adapter. 5 Reserved. 5 Internal RRD40 expansion box. 4 Reserved. 4 RRD40 expansion box.

  • Page 77: Setting Scsi Switches

    SCSI IDs A–3 SCSI ID 3 — RRD40 drive. SCSI ID 4 — RRD40 drive. SCSI ID 5 — Open. SCSI ID 6 — SCSI-B controller. SCSI ID 7 — Reserved. Rules for Setting SCSI IDs • You can have up to seven devices on one bus. •...

  • Page 78: Rrd40 Expansion Box Scsi Ids And Switch Positions

    A–4 SCSI IDs Table A–2 RRD40 Expansion Box SCSI IDs and Switch Positions Switch Positions - Switches 1, 2, 3, and 4 SCSI-B ID on SCSI-B Bus Down Down Down Not used Down Down Not used Down Down Not used Down Not used Down...

  • Page 79: System Specifications

    System Specifications This appendix lists system specifications for the InfoServer 100 system, including operating and storage conditions. System Specifications Processor VAX KA41-A CPU with 1 Kbyte of first-level cache DRAM memory 4 Mbytes ROM memory 256 Kbytes Hard disk 1 104 Mbyte internal hard disk...
  • Page 80 B–2 System Specifications Dimensions Weight Height Width Depth 17.8 kg 14.99 cm 46.38 cm 40.00 cm 39 lb 5.90 in 18.26 in 15.75 in Depends on configuration System Operating Conditions Operating Conditions Temperature range 10° to 40° C (50° to 104° F) Temperature change rate 11°...

  • Page 81: Related Documents

    Check with your Digital sales representative for availability. Table C–1 Related Documents Titles Order Number InfoServer 100 Documentation InfoServer 100 System Operations Guide EK-DIS1K-UG InfoServer 100 Installation and Owners Guide EK-DIS1K-IN InfoServer 100 Operators Guide EK-DIS1K-OP Server Client Documentation VMS LAD Control Program (LADCP) Manual AA-PD1LA-TE...
  • Page 82 C–2 Related Documents Table C–1 (Cont.) Related Documents Titles Order Number DECconnect System DECconnect System General Description EK–DECSY–GD DECconnect System Requirements Evaluation EK–DECSY–EG Workbook DECconnect System Installation and Verification EK–DECSY–VG Guide DECconnect System Standalone ThinWire EK–DECSY–TG Networks: Planning and Installation Guide DECconnect System Planning and Configuration EK–DECSY–CG Guide...

  • Page 83: Removable Storage Media

    Removable Storage Media The InfoServer 100 supports RRD40 compact disc drives. The RRD40 reads information from removable compact discs. This appendix contains information on the use and storage of the compact discs. Compact Discs The RRD40 compact disc drive uses compact discs with a memory capacity of 600 Mbytes.

  • Page 84: How To Remove The Disc From The Caddy

    D–2 Removable Storage Media How to Remove the Disc from the Caddy You can remove the disc from the caddy, for cleaning or caddy repair. To remove the disc from the caddy: 1. Hold the caddy so the label side is facing down. Locate the locking tabs on either side of the disc housing (Figure D–1).

  • Page 85: How To Insert A Compact Disc Into A Caddy

    Removable Storage Media D–3 How to Insert a Compact Disc Into a Caddy To place a compact disc into a caddy: 1. Hold the disc with your free hand. Position the housing and disc as shown in Figure D–2. Always work with the label facing down. 2.

  • Page 87: Glossary

    Glossary 32-bit The length of the internal data path of the CPU. 802.3 An Institute of Electrical and Electronics Engineers (IEEE) standard describing the physical and data link layers of a local area network based on bus topology and carrier sense multiple access/collision detect (CSMA /CD).
  • Page 88 Glossary–2 boot See bootstrap. boot device The device that is booted at system startup. See bootstrap and device. bootable medium A fixed disk or magnetic tape cartridge containing software (such as an operating system) that a bootstrap program can load into the system memory and execute.
  • Page 89 Glossary–3 computer system A combination of system hardware, software, and external devices that performs operations and tasks. console mode The state in which the computer is controlled from the console terminal. Your system can be put in console mode by pressing the halt button on the rear panel of the system unit.
  • Page 90 Glossary–4 DECnet Digital’s networking software that runs on nodes in both local and wide- area networks. default A value or setting used by the system if you do not enter your own. Default settings are often set at the factory and reflect the most commonly used values.
  • Page 91 Glossary–5 disk server A hardware system designed to provide operating system and data storage for other users. error message A message displayed by a system to indicate a mistake or malfunction. Ethernet A type of local area network based on carrier sense multiple access with collision detection (CSMA/CD).
  • Page 92 Glossary–6 IEEE Institute of Electrical and Electronics Engineers. input/output (I/O) device A piece of equipment that accepts data for transmission to (input) and from (output) the system. For example, a terminal. Input/output. See input/output (I/O) device. Local area transport. The LAT is a communications protocol that implements terminal emulation over an Ethernet local area network.
  • Page 93 Glossary–7 megabyte 1,048,576 (2 ) bytes. memory The area of the system that electrically stores instructions and data, often temporarily. memory module A printed circuit board that contains additional memory for the system. module A printed circuit board that contains electrical components and electrically conductive pathways between components.
  • Page 94 Glossary–8 operating system A collection of system programs that controls the operation of the system and allows the user access to data files, input/output devices, and applications programs. The operating system software performs such tasks as assigning memory to programs and data, processing requests, and scheduling jobs.
  • Page 95 Glossary–9 random-access memory (RAM) Memory that can be both read and written into, and can randomly access any one location during normal operations. The type of memory the system uses to store the instructions of programs currently being run. read-only memory (ROM) A memory whose contents cannot be modified.
  • Page 96 Glossary–10 standard Ethernet IEEE standard 802.3 compliant Ethernet network composed of standard Ethernet cable. Compare to ThinWire Ethernet cable. storage medium Any device capable of recording information, such as a hard disk. store To enter data into a storage device, such as a disk, or into memory. system A combination of system hardware, software, and peripheral devices that performs specific processing operations.
  • Page 97 Glossary–11 transceiver A device that provides a single physical connection between standard Ethernet and Ethernet communication equipment. unload switch A switch on the front of the TZ30 tape drive that rewinds and unloads the tape. unshielded twisted-pair cable Multiple-conductor cable whose component cables are paired, twisted, and enclosed in a single jacket.

  • Page 99: Compact Disc Caddy

    Index Communications ports, 1–3 baud rate, 1–3 Compact disc loading, 2–13 Air vents RRD40, 3–2 See ventilation testing, 6–13 ANSI standard unloading, 2–16 SCSI, A–1 use and storage of, D–1 Asterisks Compact disc caddy, 2–13 in power-up display, 6–5 Compact disc drive, 1–2 See also RRD40 compact disc drive turning on, 2–12...

  • Page 100: Conventions

    2 Index Console mode, 6–13 Console prompt (>>>), 4–11 Console terminal, 3–2 Conventions Environmental requirements, 2–1 used in this guide, viii Error message Customizing RRD40, 6–11 SCSI IDs, A–1 Error messages configuration, 6–8 double question marks, 6–12 Ethernet cable, 6–6 in the power-up display, 6–5 DECconnect cabling components, 5–7...
  • Page 101 5–7 location, 2–1 loopback connector, 2–7 troubleshooting, 6–2 power cord, 2–9 Features SCSI terminator, 2–5 InfoServer 100, 1–2 unpacking, 2–2 Field service, 6–16 Internal devices configurations, 3–1 RRD40 compact disc drive, 3–1 RZ23 disk drive, 3–1 Grounding power strip, 2–2 defined, 5–1...
  • Page 102 4 Index Memory, 1–2 Password MMJ console port, 2–4 lost, 2–18 Modem port, 2–4 Peripheral devices, 4–1 Modems See also the specific device, 4–1 turning on, 2–12 supported number of, 4–1 Moving the system, 2–2 Ports, 2–4 baud rate, 1–3 Power cord connecting, 2–9 expansion box, 4–4, 4–5, 4–7...
  • Page 103 Index 5 SCSI (Cont.) switch locations, A–2 terminator, 2–5 terminators, 4–2, 4–5, A–3 Related documents, C–1 removing, 4–3 Removing SCSI IDs compact disc, 2–16 creating custom configurations, Restarting your system, 6–13 A–1 RRD40 compact disc drive, 1–2, 3–2 default settings, A–1 activity light, 2–14 definition of, A–1 connecting one expansion box,...
  • Page 104 6 Index Solving problems (Cont.) System unit (Cont.) See Troubleshooting, 6–1 attaching Ethernet connectors to, 2–7 Standard Ethernet choosing a location, 2–1 attaching loopback connector to, 2–7 connecting transceiver cable, 5–12 feature, 1–2 diagnostic lights, 6–16 transceiver cable, 5–12 dimensions, B–1 troubleshooting, 5–13 hardware specifications, B–1 Standard Ethernet cable...
  • Page 105 Index 7 Troubleshooting (Cont.) TEST 1 command, 5–10, 5–13 ThinWire Ethernet, 5–8 TEST 50 command, 5–4, 5–11, 6–8 Turning off to display system configuration, the system, 2–16 4–11 Turning on TEST commands, 6–7 RRD40 expansion box, 4–9 summary of, 6–14 the system, 2–12 Testing discs system exerciser, 6–11...

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