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Setting and Examining Parameters for DSSI Devices

In this part of the example, the system displays all DSSI devices.

>>>

show device du pu

dua0.0.0.0.0

$2$DIA0 (ALPHA0)

RF35

dua1.1.0.0.0

$2$DIA1 (ALPHA1)

RF35

dua2.2.0.0.0

$2$DIA2 (ALPHA2)

RF35

dua3.3.0.0.0

$2$DIA3 (ALPHA3)

RF35

dub0.0.0.1.0

$2$DIA0 (SNEEZY)

RF73

dub1.1.0.1.0

$2$DIA1 (DOPEY)

RF73

dub2.2.0.1.0

$2$DIA2 (SLEEPY)

RF73

dub3.3.0.1.0

$2$DIA3 (GRUMPY)

RF73

dub4.4.0.1.0

$2$DIA4 (BASHFUL)

RF73

dub5.5.0.1.0

$2$DIA5 (HAPPY)

RF73

dub6.6.0.1.0

$2$DIA6 (DOC)

RF73

pua0.7.0.0.0

PIA0

DSSI Bus ID 7

pub0.7.0.1.0

PIB0

DSSI Bus ID 7

In the next part of the example, the system assigns ALLCLASS
of 1 to all drives in the system; assigns UNITNUM 10, 11, 12,
and 13 to the drives on Bus A.

>>>

cdp -sa 1 -su 10 dua*

pua0.0.0.0.0

ALPHA0

0411214901371

1

10

$1$DIA10

pua0.1.0.0.0

ALPHA1

0411214901506

1

11

$1$DIA11

pua0.2.0.0.0

ALPHA2

041122A001625

1

12

$1$DIA12

pua0.3.0.0.0

ALPHA3

0411214901286

1

13

$1$DIA13

pub0.0.0.1.0

SNEEZY

0411214906794

1

0

$1$DIA0

pub1.1.0.1.0

DOPEY

0411214457623

1

1

$1$DIA1

pub2.2.0.1.0

SLEEPY

0478512447890

1

2

$1$DIA2

pub3.3.0.1.0

GRUMPY

0571292500565

1

3

$1$DIA3

pub4.4.0.1.0

BASHFL

0768443122700

1

4

$1$DIA4

pub5.5.0.1.0

HAPPY

0768443122259

1

5

$1$DIA5

pub6.6.0.1.0

DOC

0768442231111

1

6

$1$DIA6

In the next part of the example, the user modifies the
NODENAME for the specified drive.

>>>

cdp -n dub0

pub0.0.0.1.0:
Node Name [SNEEZY]?

SYSTEM

>>>

show device du pu

System Configuration

6–31

Содержание 4000 600 series

Страница 1: ...DEC 4000 Model 600 Series Owner s Guide Order Number EK KN430 OP A01 Digital Equipment Corporation Maynard Massachusetts...

Страница 2: ...uture documentation The following are trademarks of Digital Equipment Corporation Alpha AXP AXP CompacTape DEC DECchip DECdirect DECnet OpenVMS AXP RRD42 RZ ThinWire TZ VAX VAXsimPLUS VMS VMScluster V...

Страница 3: ...values for specific configurations are available from Digital representatives 1 B 10 dBA Schallemissionswerte Werteangaben nach ISO 9296 und ISO 7779 DIN45635 19 Schalleistungspegel LwAd B Schalldruc...

Страница 4: ......

Страница 5: ...tem 1 9 System Operation Overview 1 10 Two Levels of Operation 1 10 Console Mode 1 10 Operating System Mode 1 10 Starting the System 1 11 Before You Start the System 1 11 When to Start the System 1 11...

Страница 6: ...2 4 From the Auxiliary Serial Port 2 5 From Across the Ethernet 2 5 Console Mode User Interface 2 6 Console Prompt 2 6 Keyboard Characters 2 6 Control Characters 2 8 3 Console Commands What Are the C...

Страница 7: ...help or man 3 13 Synopsis 3 13 Description 3 13 Parameters 3 13 Examples 3 13 init 3 14 Synopsis 3 14 Description 3 14 Examples 3 14 man 3 15 set 3 16 Synopsis 3 16 Description 3 16 Parameters 3 16 Fl...

Страница 8: ...p Actions 4 4 Your System s Current Startup Action 4 5 Choosing Halt 4 5 Choosing Boot 4 5 Choosing Restart 4 5 Set the Default Startup Action 4 6 Undo the Setting 4 6 Setting or Changing the Default...

Страница 9: ...Storage Devices Chapter Description 5 1 Overview 5 1 In This Chapter 5 1 For Additional Information 5 1 DEC 4000 AXP Mass Storage Devices and Compartments 5 2 Identifying Mass Storage Compartments 5 2...

Страница 10: ...ew 5 37 Selecting a Media Write Setting 5 37 For More Information 5 37 Labeling Removable Media 5 38 Handling Media 5 38 Handling and Storing Discs and Caddies 5 38 Handling and Storing Tapes 5 39 Cle...

Страница 11: ...Your System 6 18 Bus Expansion Ports 6 18 Extending a Fast SCSI Bus 6 18 Connecting Additional Devices Rules 6 18 Terminating and Extending a Bus 6 20 Terminating an Extended Bus 6 20 Changing Drive...

Страница 12: ...Bus 7 6 Central Processing Unit 7 6 Memory Module 7 7 I O Module 7 7 Serial Control Bus 7 8 Power Subsystem 7 8 Components 7 8 Uninterruptible Power Supply Optional 7 9 Storage Subsystem 7 10 Componen...

Страница 13: ...ning Type of Problem 9 4 Types of System Problems 9 4 Power Problems 9 5 Power Problems 9 5 Power Supply Lights 9 5 Problems Getting to Console Mode 9 8 Pre Console Mode Problems 9 8 Operator Control...

Страница 14: ...2 Unlocking the System Door 1 4 1 3 Front Components 1 5 1 4 Operator Control Panel 1 6 1 5 Rear Components 1 7 1 6 Card Cage 1 8 1 7 Power Subsystem 1 9 1 8 System Power Up Self Test Screen 1 13 1 9...

Страница 15: ...us 6 21 6 6 Inserting a Drive ID Plug 6 23 6 7 How OpenVMS AXP Sees Unit Numbers for DSSI Devices 6 29 6 8 Sample DSSI Buses for an Expanded DEC 4000 AXP System 6 30 6 9 Sample Power Bus Configuration...

Страница 16: ...s 9 5 9 5 Interpreting Power Supply Lights 9 6 9 6 Diagnostic Flow for Problems Getting to Console 9 9 9 7 Interpreting Operator Control Panel Lights 9 10 9 8 Diagnostic Flow for Console Mode Problems...

Страница 17: ...rements described in the DEC 4000 Model 600 Series Site Preparation Checklist Install the system at your site If you have not Then Prepared your site Refer to the DEC 4000 Model 600 Series Site Prepar...

Страница 18: ...configuration Chapter 7 describes system features Chapter 8 describes how to maintain your system and customize its exterior Chapter 9 explains how to identify and resolve problems that prevent you fr...

Страница 19: ...he DEC 4000 AXP system appear in the left margin Shaded areas help you locate components on the front or back of the system Caution Cautions provide information to prevent damage to equipment or softw...

Страница 20: ......

Страница 21: ...arted Introducing the DEC 4000 AXP Server The New Arrival Congratulations on the purchase of your new DEC 4000 AXP system The DEC 4000 AXP system is a high performance superserver for multi user envir...

Страница 22: ...stem components and controls are located at the front and rear of the system You access these system features by opening the front and rear system doors To open the doors use one of two identical keys...

Страница 23: ...Components and Controls Figure 1 1 Location of System Keys MLO 008861 Getting Started 1 3...

Страница 24: ...Controls Opening System Doors To open the front or rear door unlock the door and pull the upper right edge toward you as shown in Figure 1 2 Figure 1 2 Unlocking the System Door 2 1 MLO 007712 1 4 Ge...

Страница 25: ...onents on the front of the system Figure 1 3 Front Components Cable Guide Air Plenum Operator Control Panel Base Unit Contains Fans 3 and 4 Fixed Media Mass Storage Compartments Removable Media Mass S...

Страница 26: ...the front of the system Figure 1 4 Operator Control Panel Reset Halt 6 1 3 2 1 0 0 1 MEM CPU I O DC On Off Switch DC Power Light Self Test Status Lights MLO 008872 For information about mass storage...

Страница 27: ...stem Figure 1 5 shows the major components at the rear of the system Figure 1 5 Rear Components Cable Guide Base Unit Contains Fans 1 and 2 Card Cage Power Subsystem Serial and Model Number Label AC C...

Страница 28: ...6 5 4 3 2 1 3 2 1 0 MEM CPU 0 1 I O Console Terminal Port Auxilliary Serial Port ThinWire Fuse OK ThinWire Port Select Switch Thickwire Port Thickwire Fuse OK ThinWire Fuse OK ThinWire Port Select Swi...

Страница 29: ...Figure 1 7 Power Subsystem MO SI SO AC Present PSC Failure PSC OK Fan Failure Fault ID Display Main Out PSC DC3 FEU DC5 Overtemperature Shutdown Disk Power Failure FEU Failure FEU OK AC Circuit Break...

Страница 30: ...perating system software has been shut down or has crashed Chapter 2 describes how to use the system in console mode Operating System Mode In operating system mode the system and console terminal are...

Страница 31: ...ction and proceed to the next section in this chapter Using the Operator Control Panel If the console prompt is displayed on your console terminal the system is in console mode To finish starting the...

Страница 32: ...system Press the switch to the on position Each light on the control panel comes on briefly and then goes off 3 Check the display on the console terminal screen If the startup screens Figure 1 8 and...

Страница 33: ...igure 1 8 System Power Up Self Test Screen 17 33 56 Tuesday January 26 1993 Digital Equipment Corporation DEC 4000 AXP tm Executing Power Up Diagnostics Test in progress P Pass F Fail Not Present Memo...

Страница 34: ...ment Variables Before you boot operating system software you may want to set or change the setting of some environment variables By customizing the setting of the system s environment variables you ca...

Страница 35: ...banner is displayed on your console terminal 2 Log in to the system at the login prompt You are ready to begin normal operation once the operating system prompt is displayed Boot and b are abbreviati...

Страница 36: ...15 21 00 13 SET I NEWAUDSERV identification of new audit server process is 00000027 OPCOM 22 OCT 1992 15 21 21 83 Example 1 2 shows a system booting DEC OSF 1 AXP software Example 1 2 Booting DEC OSF...

Страница 37: ...tton or switch you may need to shut down the system You shut down the system by performing the operating system software shutdown procedure Refer to your operating system documentation Overview You ca...

Страница 38: ...s MLO 008872 Invoke Console Mode You may want to invoke console mode in order to set environment variables or to enter other console commands You use the Halt button Figure 1 10 to invoke console mode...

Страница 39: ...prompt is displayed on the console terminal 2 The system is now in console mode You can begin entering console commands 3 If you invoked console mode by pressing the Halt button to the in position pr...

Страница 40: ...ure from operating system mode unless your system is hung and you have exhausted all other ways of terminating the process When you press the Reset button the system will reset itself and perform syst...

Страница 41: ...ont of the system to the off position 0 3 Press the AC circuit breaker at the rear of the system to the off position 0 4 Power down external devices if you have them Refer to the device installation g...

Страница 42: ...n about other documentation that is available for your system refer to the information map in the front of this book It lists related documents and courses and their order numbers Digital Services at...

Страница 43: ...Quick Installation Install operating system software Operating system software installation guide Power up and power down external devices Installation guide for the device Shut down operating system...

Страница 44: ......

Страница 45: ...tware is not running or is halted For example you will use the console subsystem To boot operating system software To set or display environment variables To upgrade the firmware To test your system T...

Страница 46: ...to the system located on the I O module Console terminal Used exclusively for entering console commands when the console program is executing connects to the console terminal port on the I O module A...

Страница 47: ...Components of the Console Subsystem Figure 2 1 Console Subsystem 2 F4 F3 F1 F1 0 TM d i i g t a l SCHOLAR Plus Data Talk Test Loop Off On SD RD CD TR SI 3 5 2 4 MLO 008871 7 1 6 Console Subsystem 2 3...

Страница 48: ...l port on the I O module at the rear of the system From a powered down state invoke console mode from the console terminal as follows Step Action 1 Press the Halt button on the control panel to the in...

Страница 49: ...hernet Another way to access your system from a remote site is through the Ethernet You can connect to your DEC 4000 AXP system from any device that is on the same Ethernet segment or local area netwo...

Страница 50: ...CP CONNECT VIA device name physical address ethernet address For information about the ncp connect command refer to the DECnet for OpenVMS AXP Network Management Utilities Manual Console Mode User Int...

Страница 51: ...eturn Enters a command on the command line The cursor need not be at the end of the command line Moves the cursor left one position Reverses the order of recalled commands after using Moves the cursor...

Страница 52: ...trl E Moves the cursor to the end of the line Ctrl H Moves the cursor to the beginning of the line Ctrl O Suppresses output to console terminal until you enter Ctrl O again Output is also reenabled wh...

Страница 53: ...chapter covers the console commands Levels of Commands There are two levels of console commands Basic Comprehensive Basic Commands Most of the time you will use the basic console commands All of the...

Страница 54: ...e set host set host dup task task_name device Sets host to another MSCP DUP server on a DSSI device show show envar config device memory pal version Displays the value of an environment variable or di...

Страница 55: ...how bootdef_dev show bflags show boot_osflags qualifier indicates optional qualifiers flag indicates optional flags Console Command Format Enter a console command in the following format To specify a...

Страница 56: ...placeholder for user specified item item Implies an item or list of items Implies optional keyword or item a b c Implies any one of a b c a b c Implies any combination of a b c The following help top...

Страница 57: ...em about the boot that you are requesting You can abbreviate the boot command by entering boot or b When you enter either of these abbreviations an environment variable shown in parenthesis provides a...

Страница 58: ...ifier is present Transfer control to the image by entering the continue command Examples In the following example an OpenVMS AXP system boots from the SCSI disk dka0 If bootable software cannot be fou...

Страница 59: ...isplays parameters for all DSSI devices in the system Parameters Parameter Description dssi_device Name of the DSSI device or DSSI controller Only the parameters for this device or the devices on this...

Страница 60: ...e value specified The unit number for subsequent DSSI devices will be incremented from this base Examples In the following example the system lists the DSSI parameters for all DSSI drives on the syste...

Страница 61: ...to RFhscn using the default naming scheme see the description of the sn flag cdp sn pua0 0 0 0 0 RF0000 0411214901371 2 10 2 DIA10 pua0 1 0 0 0 RF0001 0411214901506 2 11 2 DIA11 pua0 2 0 0 0 RF0002 04...

Страница 62: ...system state and if you halted the system by one of two methods either by pressing the Halt button on the operator control panel or by entering Ctrl P on the console terminal Note Some console command...

Страница 63: ...me of year TOY clock To modify the time specify at least four digits those that represent the hour and minute hhmm Omitted fields are not modified When you set the date the day of the week is generate...

Страница 64: ...te 23 29 10 Monday May 11 1992 In the next example the year month date hour and minute are set on the system date 199302260814 In the next example the date and time are set on the system date 121537 I...

Страница 65: ...displays information about that command If you enter the help argument after the help command the help command displays general information about the DEC 4000 AXP system s console commands and online...

Страница 66: ...software reset and executes the power up self tests Entering the init command is nearly equivalent to pressing the Reset button The difference is that part of memory is not retested when you enter th...

Страница 67: ...man man See help Console Commands 3 15...

Страница 68: ...assigned to the environment variable Either a numeric value or an ASCII string Flags Flag Description default Restores an environment variable to its default value Environment Variables Variable Descr...

Страница 69: ...none cryptic 30 Dansk 32 Deutsch 34 Deutsch Schweiz 36 English American 38 English British Irish 3A Espanol 3C Francais 3E Francais Canadian 40 Francais Suisse Romande 42 Italiano 44 Nederlands 46 Nor...

Страница 70: ...ollowing example the default device from which the system attempts to boot is set to eza0 set bootdef_dev eza0 In the next example the system s default console action following error halt or power up...

Страница 71: ...ected device You can use the DUP protocol to examine and modify parameters of a DSSI device Parameters Parameter Description device Specifies the device to attach to the console program Flags Flag Des...

Страница 72: ...D 2 NOV 1990 10 30 58 DRVTST V2 0 D 2 NOV 1990 10 30 58 HISTRY V1 1 D 2 NOV 1990 10 30 58 DIRECT V1 0 D 2 NOV 1990 10 30 58 ERASE V2 0 D 2 NOV 1990 10 30 58 VERIFY V1 0 D 2 NOV 1990 10 30 58 DKUTIL V1...

Страница 73: ...example you can display the system configuration by entering show config Parameters Parameter Description envar Displays the value of the environment variable specified Refer to the list of commonly u...

Страница 74: ...Displays the baud rate for the console terminal port tta1_baud Displays the baud rate for the auxiliary serial port tta0_halts Displays the setting that indicates whether you can halt the system from...

Страница 75: ...is displayed show auto_action auto_action boot In the next example a system s default boot device is displayed The default boot device in the example is eza0 show bootdef_dev bootdef_dev eza0 0 0 6 0...

Страница 76: ...ts have completed at least one pass Test passes are repeated for any component that completes its test before other components The run time of a test is proportional to the amount of memory to be test...

Страница 77: ...Error 5 Diagnostic Name ID Device Pass Test Hard Soft 29 JAN 1970 exer_kid 00000129 dkd200 2 0 3 0 0 1 0 1 14 05 Error in read of 0 bytes at location 0005D200 from device dkd200 2 0 3 0 End of Error t...

Страница 78: ......

Страница 79: ...mware parameters affects the way the system powers up and boots operating system software In This Chapter This chapter covers the following information Overview Do I Need to Set Environment Variables...

Страница 80: ...ode in Chapter 1 After you have finished setting environment variables you can begin or resume operating your system in operating system mode What Variables Can I Set Table 4 1 describes the environme...

Страница 81: ...flags and in OpenVMS AXP a root number Null language Sets the console keyboard layout to a supported language Language used where your system was built tta0_baud Specifies the baud rate for the consol...

Страница 82: ...ble For information about why you might want to set a variable refer to the section that describes that variable Read a summary of the set command and the environment variables in set in Chapter 3 Rea...

Страница 83: ...er up your system or press the Reset button or the system crashes your system boots automatically from the boot device identified by the bootdef_dev environment variable The system is said to autoboot...

Страница 84: ...entified Refer to the next section Setting or Changing the Default Boot Device bootdef_dev 2 Set the default startup action by entering the following command set auto_action action For example to set...

Страница 85: ...automatically boot operating system software by setting the default startup action to boot using the auto_action environment variable in conjunction with this variable Your System s Current Default Bo...

Страница 86: ...eliminary Considerations Before identifying the boot device consider the following Your boot device may already be set See previous section You can identify multiple boot devices to the system By doin...

Страница 87: ...e Boot Device 2 Set the environment variable by entering the following command substituting for device_name the name or names of your boot devices set bootdef_dev device_name For example If the boot d...

Страница 88: ...tem dependent Boot Flags Settings for OpenVMS AXP Systems The OpenVMS AXP operating system takes two boot flag arguments root number boot flags If the boot_osflags environment variable is given or has...

Страница 89: ...initial system breakpoint 8 3 Perform diagnostic bootstrap 10 4 Stop at the bootstrap breakpoints 20 5 Omit header from secondary bootstrap image 80 7 Prompt for the name of the secondary bootstrap fi...

Страница 90: ...system s current default boot flags enter the following show boot_osflags Return The system responds with a display similar to the following boot_osflags 1 8 In this example the default root setting i...

Страница 91: ...boot_osflags root_number bootflag For instance in OpenVMS AXP to set the root number to 1 and the boot flags to 2 enter the following set boot_osflags 1 2 In OpenVMS AXP to set the boot flags to 1 an...

Страница 92: ...settings and their codes are as follows 0 none cryptic 30 Dansk 32 Deutsch 34 Deutsch Schweiz 36 English American 38 English British Irish 3A Espanol 3C Francais 3E Francais Canadian 40 Francais Suiss...

Страница 93: ...ables allow you to change the baud rate of the console terminal port and the auxiliary serial port from the console terminal tta0_baud allows you to set the baud rate for the console terminal port tta...

Страница 94: ...aud Return The system responds with a display similar to the following tta0_baud 9600 In this example the system s console terminal port baud rate is 9600 Displaying the Auxiliary Serial Port Baud Rat...

Страница 95: ...by entering the following command substituting for port_envar the environment variable for the port you wish to set and for baud_rate the baud rate to which you wish to set the port set port_envar bau...

Страница 96: ...d of a device connected to the auxiliary serial port by pressing Ctrl P Possible Settings Possible settings for each environment variable are as follows tta0_halts Setting tta1_halts Setting Descripti...

Страница 97: ...system environment For example to enable Ctrl P and Break on the console terminal keyboard enter the following set tta0_halts 6 To enable Ctrl P on the remote console device enter the following set tt...

Страница 98: ......

Страница 99: ...ts Operating DEC 4000 AXP Mass Storage Devices The devices described are RZ series drives RF series drives the RRD42 the TLZ06 the TZ30 and the TZ85 Maintaining Mass Storage Media and Devices For Addi...

Страница 100: ...de the RRD42 the TLZ06 the TZ30 and the TZ85 Operating DEC 4000 AXP Mass Storage Devices Before You Operate Mass Storage Devices Before operating mass storage devices Mount the device Typically you mu...

Страница 101: ...DEC 4000 AXP Mass Storage Devices Figure 5 1 Storage Compartments Fixed Media Mass Storage Compartments Removable Media Mass Storage Compartment A B C D E 1 2 3 4 MLO 009360 5 Operating Mass Storage D...

Страница 102: ...DEC 4000 AXP Storage Option Capacity Form Factor Seek Time Transfer Rate Interface RF35 852 MB 3 1 2 in 9 5 ms 4 0 MB s DSSI RF73 2 0 GB 5 1 4 in 12 9 ms 2 2 MB s DSSI RRD42 600 MB 5 1 4 in 300 ms 150...

Страница 103: ...m can have a different configuration Depending on the type and number of drives inside a fixed disk compartment a compartment s front panel will differ Figure 5 2 and Figure 5 3 show the possible fron...

Страница 104: ...s Figure 5 2 Front Panels for RZ Series SCSI Disk Drives Fast SCSI 3 5 Inch SCSI 5 25 Inch SCSI 1 2 3 1 2 3 4 2 4 MLO 009368 Fault light amber Local disk converter OK light Online light SCSI terminato...

Страница 105: ...er OK light Online light DSSI terminator Write Protect button Run Ready button RZ and RF Series Fault Light Each RZ and RF series disk drive has a fault light located on the front panel see Figure 5 2...

Страница 106: ...the volume label for the device For example the following command will software write protect device 1 DIA1 MOUNT 1 DIA1 OMEGA SYSTEM NOWRITE To write enable the device dismount the device and then re...

Страница 107: ...To write protect an RF series drive when the OpenVMS AXP operating system is not available To ensure that an RF series drive remains write protected under all circumstances To write protect an RF ser...

Страница 108: ...host to the intended drive enter the locate command at the PARAMS prompt The locate command causes the drive s fault light to blink momentarily 3 At the PARAMS prompt enter SHOW WRT_PROT to verify th...

Страница 109: ...topping DUP server To remove the console mode write protection repeat the above procedure but set the WRT_PROT value to 0 You can verify that the device is write protected while running OpenVMS AXP En...

Страница 110: ...5 4 shows the components of the RRD42 Manual eject hole Eject button Busy light ID dimple Disc caddy slot Headphone volume control Headphone port Compact disc caddy Compact disc Up to four RRD42 driv...

Страница 111: ...Drive Figure 5 4 RRD42 Compact Disc Drive and Compact Disc 1 2 3 6 7 XXXXXXXXXXXXXXXXXXXXXXXXXXXX XXXXXXXX XXXXXXXX XXXXXX XX XXXX XXXXXX XXXX XX XXXX XXXXXXXXXX XXXXXXXX XX XXXX 8 9 MLO 008851 4 5 Op...

Страница 112: ...disc caddy into the drive Push the caddy gently into the drive as far as it will go The caddy should be completely inside the drive when properly inserted The busy light comes on when the caddy has b...

Страница 113: ...rive Figure 5 5 Inserting and Removing a Compact Disc XXXXX XXXXX XXXXX XXXXX XXXXX XXX XXXXX XXX XXXXX XXX XXXXX X XX XXXX XXXXX X XXXX XX XXXX XXXXX XXXXX XXXXX XXX XX XXXX 1 2 3 MLO 008864 4 6 5 Op...

Страница 114: ...ape cartridge Figure 5 6 shows the components of the TLZ06 Tape unload button Tape cassette slot Write protect light Tape activity light DDS tape Up to four TLZ06 drives three if the compartment conta...

Страница 115: ...Operating the TLZ06 Tape Drive Figure 5 6 TLZ06 Drive and Compatible Tape D ig it a l D a ta S to r a g e 1 2 3 4 5 MLO 008194 Operating Mass Storage Devices 5 17...

Страница 116: ...insert to either the write protected or write enabled position 3 Insert the DDS tape into the drive with the tape oriented as shown in Removing a Tape from the TLZ06 To remove a DDS tape from the TLZ...

Страница 117: ...Operating the TLZ06 Tape Drive Figure 5 7 Inserting and Removing a Tape TLZ06 Digital Data Storage Digital Data Storage MLO 008865 4 5 1 2 3 Operating Mass Storage Devices 5 19...

Страница 118: ...er goes off Blinking green Goes to off when done Indicates drive activity Unload sequence Amber 1 2 seconds then off Green for 1 2 seconds Green blinking for remainder of power on self test POST When...

Страница 119: ...rating the TLZ06 Tape Drive Table 5 2 Cont TLZ06 Light Summary Write Protect Light Tape Activity Light Condition Blinking amber Blinking green Test failure Drive fault Operating Mass Storage Devices 5...

Страница 120: ...the TZ85 Unload button Operate Handle light Use Cleaning Tape light Tape in Use light Write Protect light Insert release handle CompacTape slot CompactTape III One or two TZ85 drives can be located i...

Страница 121: ...e i n U s e U s e C l e a n i n g T a p e O p e r a t e H a n d l e U n l o a d T Z 8 5 W a i t L i g h t O p e n t h i s H a n d l e I n s e r t T a p e C l o s e t h i s H a n d l e P r e s s B u t...

Страница 122: ...or write enabled position 4 Insert the tape all the way into the drive You will hear a small click when the tape is fully inserted Once you have inserted the cartridge more than halfway into the drive...

Страница 123: ...U se C le a n in g T a p e O p e ra te H a n d le U n lo a d T Z 8 5 T o L o a d T o U n lo a d W a it L ig h t O p e n th is H a n d le In se rt T a p e C lo se th is H a n d le P re ss B u tt o n W...

Страница 124: ...s the Unload button on the front of the drive Wait for the Tape in Use light to go off and the Operate Handle light to come on 2 Pull the cartridge insert release handle open The tape ejects part way...

Страница 125: ...p e C lo se th is H a n d le P re ss B u tt o n W a it L ig h t O p e n th is H a n d le R e m o ve T a p e 30 3 T o L o a d T o U n lo a d W ri te P ro te ct e d T a p e in U se U se C le a n in g T...

Страница 126: ...the cartridge insert release handle Yellow Blinking regularly Tape is loading or unloading Blinking irregularly Data read or write is in progress On Tape is loaded ready for use Orange On Tape is wri...

Страница 127: ...ows the components of the TZ30 Up to four TZ30 drives can be located in the removable media mass storage compartment Compatible Tapes The TZ30 can use CompacTape and CompacTape II cartridges that Have...

Страница 128: ...Operating the TZ30 Tape Drive Figure 5 11 TZ30 Tape Drive and Compatible Tape Write Protect Tape in Use Operate Lever Unload 4 5 6 7 MLO 007725 3 2 1 5 30 Operating Mass Storage Devices...

Страница 129: ...ow Operate Lever light green Unload button Drive lever CompacTape slot CompacTape cartridge Caution Do not push a tape cartridge into the TZ30 while moving the cartridge lever between the lock and unl...

Страница 130: ...If you wish to use another cartridge complete this procedure and then perform the unload procedure to remove the tape If you encounter resistance when attempting to insert the tape cartridge into the...

Страница 131: ...12 Inserting a Tape into the TZ30 Write Protect Tape in Use Operate Lever Unload Write Protect Tape in Use Operate Lever Unload Write Protect Tape in Use Operate Lever Unload MLO 008837 5 1 108 30 2 3...

Страница 132: ...nd tape drive Removing a Tape from the TZ30 To remove a tape from the TZ30 drive Figure 5 13 1 Press the Unload button The yellow light flashes while the tape rewinds Wait for the tape to rewind fully...

Страница 133: ...3 Removing a Tape from the TZ30 Write Protect Tape in Use Operate Lever Unload 108 Write Protect Tape in Use Operate Lever Unload 108 Write Protect Tape in Use Operate Lever Unload MLO 008838 1 2 108...

Страница 134: ...or Yellow Blinking fast intermittently Data is being written to the tape Blinking fast continuously Data is being read from the tape Blinking slowly Tape is initializing loading unloading or rewinding...

Страница 135: ...tape have a write protect feature that allows you to enable data to be written onto the media write enable or to prevent data from being written onto the media and overwriting existing data write pro...

Страница 136: ...following sections provide care and handling instructions for cassette tapes and compact discs Over ninety percent of drive related problems are associated with the media Therefore Digital strongly re...

Страница 137: ...e magnetic surface of the tape Do not touch these exposed magnetic surfaces If the tape leader is not in the correct position do not try to fix it Use a new cartridge instead Handle and store tape car...

Страница 138: ...ry 50 hours of drive usage Under normal conditions it should not be necessary to exceed this cleaning schedule If a particular data cassette causes problems try changing to another data cassette Cauti...

Страница 139: ...g Tape light goes off after the beeper sounds If the Use Cleaning Tape light remains on after the beeper sounds the drive head has not been cleaned and the cartridge has expired Replace the cleaning c...

Страница 140: ...mpatible devices Systems and Options Catalog Write data to or from a drive In OpenVMS AXP refer to OpenVMS System Manager s Manual In DEC OSF 1 AXP refer to DEC OSF 1 AXP Guide to System Administratio...

Страница 141: ...r system configuration also includes the type of operating environment and applications In This Chapter This chapter covers the following information Identifying Your Configuration Special Configurati...

Страница 142: ...configurations Standalone system with or without external mass storage A standalone system is not connected to any other systems or to a network Can connect to multiple user terminals Clustered syste...

Страница 143: ...Identifying Your Configuration Figure 6 1 Types of Configurations Ethernet MLO 009227 1 2 3 4 System Configuration 6 3...

Страница 144: ...rect access to any of the devices on a shared DSSI bus this can include a shared common disk The simplest DSSI VMScluster configuration a two system DSSI VMScluster for example can allow one system di...

Страница 145: ...rough the other system If one of the systems fails all satellite nodes booted through that system lose connections to the system disk Each satellite node however can access the system disk through a s...

Страница 146: ...selected System Modules The card cage at the rear of the system holds system modules Your system includes a combination of the following Up to 2 CPU modules One I O module Up to 4 memory modules Up t...

Страница 147: ...er in this chapter Network Devices Depending on the configuration you selected your system comes with one or two Ethernet ports on the I O module Each Ethernet port has two associated ports thickwire...

Страница 148: ...rted by Bus B Compartment C is supported by Bus C Compartment D is supported by Bus D Compartment E which holds removable media devices is supported by Bus E Drive IDs All devices have a drive ID The...

Страница 149: ...located and the drive ID The letter of the drive is etched on the machine For example the address of the drive in Figure 6 2 is Bus E Drive ID 1 Figure 6 2 Drive Addresses 1 MLO 009229 1 A B C D E Th...

Страница 150: ...pics System configuration Memory Mass storage devices Console program Privileged Architecture Library code PALcode If a configuration screen does not show what you expect or what you ordered there may...

Страница 151: ...8F Ethernet 1 P 08 00 2B 1D 02 90 ID 0 ID 1 ID 2 ID 3 ID 4 ID 5 ID 6 ID 7 A SCSI P RZ57 Host B P C DSSI P RF72 Host D SCSI P RZ35 RZ35 RZ35 Host E SCSI P TLZ04 Host Futurebus P System Status Pass Typ...

Страница 152: ...y configuration display Example 6 2 Memory Configuration Display show memory Return show memory Module Size Base Addr Intlv Mode Intlv Unit Bad Pages 0 Not Installed 1 Not Installed 2 Not Installed 3...

Страница 153: ...0 0 0 DKA200 RZ57 dkd0 0 0 3 0 DKD0 RZ35 dkd100 1 0 3 0 DKD100 RZ35 dkd300 3 0 3 0 DKD300 RZ35 duc1 1 0 2 0 1 DIA1 RF0201 RF72 mke100 1 0 4 0 MKE100 TLZ04 eza0 0 0 6 0 EZA0 08 00 2B 1D 02 8F ezb0 0 0...

Страница 154: ...F corresponding to Futurebus adapter slots 1 6 0 LBus 1 Futurebus Storage Adapter ID Driver ID One letter storage adapter designator A B C D or E Two letter port or class driver designator PU DSSI po...

Страница 155: ...sole Program Version show version Return version T2 1 213 Jul 28 1992 01 01 25 Displaying PALcode Version Privileged Architecture Library code PALcode written for AXP processors implements architectur...

Страница 156: ...sh to add and whether they are compatible with your system 2 Obtain a copy of the Systems and Options Catalog from your Digital sales representative and fill out the DEC 4000 AXP configuration workshe...

Страница 157: ...Connect your system to a network For information about connecting your system to the network refer to the instructions in the Network Installation Guide that ships with the Ethernet Adding Third Part...

Страница 158: ...stem Extending a Fast SCSI Bus Buses that run fast SCSI cannot be extended outside the system If you wish to extend a SCSI bus that is currently running fast SCSI you must reconfigure the hardware in...

Страница 159: ...Figure 6 4 Mass Storage Bus Expansion Ports Fixed Media Mass Storage Compartment 1 2 3 4 MLO 009359 5 A B C D E Bus A expansion port Bus B expansion port Bus C expansion port Bus D expansion port Bus...

Страница 160: ...nator into the bus expansion port Extend a SCSI bus by attaching a SCSI expansion cable into the bus expansion port Bus C in the example is a DSSI bus Terminate a DSSI bus by attaching a DSSI terminat...

Страница 161: ...Connecting Additional Devices to Your System Figure 6 5 Terminating and Extending a Bus MLO 008869 1 2 3 4 A B C D E System Configuration 6 21...

Страница 162: ...information about setting DSSI parameters refer to Setting and Examining Parameters for DSSI Devices Changing a Drive ID Rules Use the following rules to decide how to renumber your storage devices Fo...

Страница 163: ...the unit number of the drive Change a drive ID plug as shown in Figure 6 6 To remove a drive ID plug grasp it firmly and pull it straight out To insert a drive ID plug align the two center prongs wit...

Страница 164: ...ve 1 and so on See the previous section Changing Drive ID Numbers for information about changing a drive s ID number When more than one DSSI bus is being used and the system is using a nonzero allocat...

Страница 165: ...l Number Bus Node Number Device Unit Number 0 4 SCSI DSSI 6 7 Ethernet 2 13 Futurebus nodes Used for multi channel devices Bus Node ID from bus node ID plug Unique device unit number MSCP Unit Number...

Страница 166: ...he cdp command refer to cdp in Chapter 3 DSSI Device Parameters Definitions and Function Five principal parameters are associated with each DSSI device Drive ID ALLCLASS UNITNUM NODENAME SYSTEMID Note...

Страница 167: ...ss of zero Each device to be served to a cluster must have a nonzero allocation class that matches the allocation class of the system Refer to the VMS VAXcluster Manual for rules on specifying allocat...

Страница 168: ...name in the following manner ALLCLASS DIAu ALLCLASS is the allocation class for the system and devices and u is a unique unit number With DEC 4000 AXP systems you can fill multiple DSSI buses buses A...

Страница 169: ...indicate duplicate device names For one of the DSSI buses the unit numbers need to be reprogrammed to avoid this error Duplicate 1 Duplicate 2 Duplicate 3 LJ 02063 TI0 R7BUCC DIA0 1 DIA0 Duplicate 0...

Страница 170: ...g Parameters for DSSI Devices Figure 6 8 Sample DSSI Buses for an Expanded DEC 4000 AXP System System Expander DSSI Cable Bus A Bus B 3 2 1 0 6 5 4 LJ 02065 TI0 DSSI Terminator Locations 3 2 1 0 6 30...

Страница 171: ...s ALLCLASS of 1 to all drives in the system assigns UNITNUM 10 11 12 and 13 to the drives on Bus A cdp sa 1 su 10 dua pua0 0 0 0 0 ALPHA0 0411214901371 1 10 1 DIA10 pua0 1 0 0 0 ALPHA1 0411214901506 1...

Страница 172: ...I Bus ID 7 Using the Power Control Bus with a Storage Expander Power Control Bus for Expanded Systems The three power bus connectors on the power system controller at the rear of the DEC 4000 AXP syst...

Страница 173: ...9370 References The following table describes where to find additional configuration information Task Document Review available options Systems and Options Catalog Connect your system to the network N...

Страница 174: ......

Страница 175: ...This chapter describes your system s design and the design of its subsystems and components In This Chapter This chapter covers the following information System Features Subsystems and Components CPU...

Страница 176: ...chitecture employs the DECchip 21064 microprocessor which is located on the CPU module of each Alpha AXP system The 21064 chip employs RISC technology RISC Technology RISC reduced instruction set comp...

Страница 177: ...000 AXP like all Alpha AXP systems can connect to your existing VAX hardware in clusters and networks VMS and UNIX software environments By upgrading the operating system software existing versions of...

Страница 178: ...es Up to four memory modules Each module can provide 64 or 128 MB of memory One I O module Power subsystem Supports 20 ampere systems providing up to 1480 watts I O Module Supports Four fixed media st...

Страница 179: ...chronous Serial Line Console Line Ethernet Port 0 Ethernet Port 1 DSSI SCSI Bus A SCSI Only Bus E Removable Media Serial Control Bus Serial Control Bus System Bus Futurebus To Outlet Power Subsystem I...

Страница 180: ...other processor s caches system memory and the I O port on a transaction by transaction basis The system bus is a synchronous multiplexed interconnect that can transfer a 34 bit address or a 128 bit d...

Страница 181: ...SCSI 2 DSSI buses for fixed media devices One SCSI 2 bus for removable media devices One or two Ethernet ports based on the third generation Ethernet chip TGEC Each Ethernet port has two associated p...

Страница 182: ...main interfaces on the operator control panel and power system controller and with the 256 x 8 error log EEPROM devices on the CPU I O and memory modules The serial control bus is also used by the sys...

Страница 183: ...rs plug into and mount in a card cage attached to the system backplane A local disk converter is packaged with each fixed media storage assembly You can enhance system availability with an optional ex...

Страница 184: ...s is extended to a second system both systems can share up to six DSSI storage devices Mass Storage Devices Mass storage devices record data on media Use mass storage devices to store data and softwar...

Страница 185: ...th asymptotic 100 MB s sustained Six Futurebus modules can reside in the Futurebus portion of the card cage The slots are numbered 1 6 from right to left References The following table describes addit...

Страница 186: ......

Страница 187: ...ions that you can make to the system s exterior In This Chapter This chapter covers the following information Customizing the System Unit Maintaining the System Customizing the System Unit Overview Yo...

Страница 188: ...Locate Accessories Locate the accessories box in the system shipping carton Figure 8 1 Figure 8 1 Accessories Box MLO 008862 1 2 3 Blank media Logical ID label Tape cleaning kits 8 2 Care Maintenance...

Страница 189: ...me in the spaces provided using the logical node name label letter card from the accessories box as shown in Figure 8 2 Figure 8 2 Labeling the System Name NOD E N A ME A A A A A A A A B B B B B B B B...

Страница 190: ...been designed for the DEC 4000 AXP system for aesthetic reasons and so that you can prevent access to components and controls if need be If you wish you can remove these doors Remove front and rear d...

Страница 191: ...ng the System Unit Figure 8 3 Removing Front and Rear Doors 1 2 3 MLO 008870 Store the doors in a secure place Always replace the doors before moving the system Care Maintenance and Exterior Customiza...

Страница 192: ...push the system to the new destination Remember to allow appropriate space for airflow and for access to the system front and rear as shown in Figure 8 4 When you have positioned the system return th...

Страница 193: ...he System Unit Figure 8 4 Positioning the System Leave 25 4 mm 1 in airflow clearance rear and sides Service Area MLO 009364 1 7 m 5 5 ft 1 1 m 3 7 ft 5 m 1 6 ft 1 Care Maintenance and Exterior Custom...

Страница 194: ...e tta0_baud setting when you cycle power on the system Change the baud rate as follows 1 Using a small phillips screwdriver loosen the screw in the top center of the operator control panel 2 Gently pu...

Страница 195: ...4000 AXP is designed to function in a range of environmental conditions it should be treated with care and maintained properly Correct use and maintenance of your system monitor and keyboard not only...

Страница 196: ...never position the system unit in direct sunlight where it may become too hot Clean your system regularly by wiping dust and particles from the system unit and the keyboard with a soft cloth Liquid o...

Страница 197: ...it is also an electrical device that may exhibit problems on occasion If you are experiencing problems with your system this chapter will help you identify and fix the problem In This Chapter This cha...

Страница 198: ...le 9 1 lists ways to identify problems and indicates where each method is described Table 9 1 How to Identify a Problem To identify a problem this way Refer to Using the troubleshooting tables This ch...

Страница 199: ...roblems Table 9 2 Steps to Resolving Problems Step Description 1 Determine type of problem 2 Locate problem in troubleshooting tables 3 Follow suggested actions to resolve problem 4 If necessary run d...

Страница 200: ...ing to console mode Problems Getting to Console Mode Console mode Console Mode Problems Boot Boot Problems Operating system Operating System Problems Drive access Mass Storage Problems Network Network...

Страница 201: ...k the power source and power cord AC power is present but system does not power on Check the AC circuit breaker setting Check the DC on off switch setting Examine power supply subsystem lights to dete...

Страница 202: ...lure LJ 02011 TI0 Table 9 5 Interpreting Power Supply Lights Light Meaning Action on Error Front End Unit FEU AC Present When on indicates AC power is present at the AC input connector regardless of c...

Страница 203: ...Failure When on indicates a local disk converter has failed The letter of the failing unit is displayed in the hexadecimal fault ID display Call Digital Services Fan Failure When on indicates a fan ha...

Страница 204: ...the 5 V output voltage is within specified tolerances DC5 Failure When on indicates the 5 V output voltage is outside specified tolerances Call Digital Services Problems Getting to Console Mode Pre Co...

Страница 205: ...hts remain on either option could be at fault Figure 9 2 and Table 9 7 Make sure that baud rate settings for terminal and system match The system default baud rate setting is 9600 Changing the Baud Ra...

Страница 206: ...igital Services MEM 3 2 1 0 Remains on if a memory module has failed self tests Call Digital Services CPU 0 1 Remains on if a CPU module has failed self tests Call Digital Services I O Remains on if t...

Страница 207: ...e Table 9 8 describes problems reported by the console and their solutions Table 9 8 Diagnostic Flow for Console Mode Problems Symptom Action Reference Power up screens are displayed but tests do not...

Страница 208: ...oot Device bootdef_dev and Setting Boot Flags boot_osflags in Chapter 4 Check system configuration for correct device parameters drive ID device name and so on by entering show device command Displayi...

Страница 209: ...Flow for Operating System Errors Symptom Action Reference System halts displayed on console terminal Check to see whether the system was accidentally halted by entering the continue command and press...

Страница 210: ...hat media is not write protected Drive fault light comes on or blinks Check that drive ID plug is installed Install drive ID plug if it is not installed Make sure all devices and controllers or adapte...

Страница 211: ...ge displayed Wait for drive to spin up Continue entering show device command until device is displayed in list of devices If device is not displayed call your Digital service representative Perform co...

Страница 212: ...roubleshoot all other RRD42 problems Manually remove the disc caddy as follows Table 9 12 Manual Removal of a Disc Caddy Step Action 1 Shut down the system 2 Press the DC on off switch to the off posi...

Страница 213: ...roblems Symptom Action Ethernet error message is displayed Check to see if an Ethernet cable was removed If so replace the cable with a terminator Check that all connections on the Ethernet segment ar...

Страница 214: ...e label at the rear of your system Record these numbers on a copy of the Problem Worksheet at the end of this chapter Your Digital service representative will need this information when you call 2 Fil...

Страница 215: ...rance 33 92955111 Germany 49 89 95913218 References The following table describes where to find additional troubleshooting information Task Document Power up put on line install terminal cable reset s...

Страница 216: ...ply DC power light is not on Operating system fails to boot Console program fails to boot Fan failure light is on Self test status lights remain on Console error message Self test status lights Diagno...

Страница 217: ...omputing system provides application service during the year Availability is typically measured as either a percentage of uptime per year or as system unavailability the number of hours or minutes of...

Страница 218: ...rt for bootstrap Loading an operating system into memory is called booting boot device The device from which the system bootstrap software is acquired boot flags Boot flags contain information that is...

Страница 219: ...storage backplanes CD ROM Compact disc read only memory The optical removable media used in a compact disc reader mass storage device central processing unit CPU The unit of the computer that is respo...

Страница 220: ...the computer operator and the computer system console terminal port The connector to which the console terminal cable is attached CPU See central processing unit DC DC converter A device that converts...

Страница 221: ...o and read from Contrast with FEPROM environment variable Global data structures that can be accessed from console mode The setting of these data structures determines how a system powers up boots ope...

Страница 222: ...unit FEU One of four modules in the DEC 4000 AXP system power supply The FEU converts alternating current from a wall plug to 48 V DC that the rest of the power subsystem can use and convert full heig...

Страница 223: ...onductor device that glows when supplied with voltage local area VMScluster system Digital s VMScluster configuration in which cluster communication is carried out over the Ethernet by software that e...

Страница 224: ...lements sufficient open specifications for interfaces services and supporting formats to enable applications software to Be ported across a wide range of systems with minimal changes Interoperate with...

Страница 225: ...Lcode implements architecturally defined behavior power down The sequence of steps that stops the flow of electricity to a system or its components power system controller PSC One of four units in the...

Страница 226: ...that the user s data can be recovered even if a drive fails Contrast with striping reliability The probability a device or system will not fail to perform its intended functions during a specified tim...

Страница 227: ...ed devices to the processor module so the processor module can illuminate LEDs on the operator control panel shadowing See volume shadowing shadow set In volume shadowing the set of disks on which the...

Страница 228: ...ously on different CPUs thereby maximizing overall system performance and single stream application programs can be partitioned into multistream jobs minimizing the processing time for a particular pr...

Страница 229: ...storage volume shadowing The process of maintaining multiple copies of the same data on two or more disk volumes When data is recorded on more than one disk volume you have access to critical data ev...

Страница 230: ......

Страница 231: ...2 changing baud rate setting 4 15 Availability system 6 5 B Baud rate changing 8 8 on auxiliary serial port 4 15 temporarily on console terminal port 4 15 boot command 3 5 Boot device changing default...

Страница 232: ...TZ30 5 34 CompacTape cartridges cont d removing from TZ85 5 26 CompacTape II cartridges compatibility with TZ30 5 29 compatibility with TZ85 5 22 inserting into TZ30 5 32 inserting into TZ85 5 24 lab...

Страница 233: ...8 DC5 lights 9 8 DDS tapes and TLZ06 drive 5 16 inserting into TLZ06 5 18 label position 5 38 removing from TLZ06 5 18 DEC OSF 1 AXP operating system booting software on 1 16 compatibility with DEC 4...

Страница 234: ...re booting 1 14 4 2 tasks after setting 4 19 tasks before setting 4 4 Ethernet ports 2 2 Ethernet invoking console mode across 2 5 External devices 1 11 connecting to the system 6 7 guidelines for con...

Страница 235: ...7 10 Mass storage compartments bus names 6 8 location 1 5 5 2 Mass storage devices See also Drive ID plugs actions before operating 5 2 changing drive ID plugs 6 23 changing DSSI device parameters 6...

Страница 236: ...10 PSC lights 9 7 R R400X expander 7 10 Reboot procedure 1 15 Reduced instruction set computer See RISC technology Remote access devices defined 2 2 using 2 5 using to log into the console 2 5 Remote...

Страница 237: ...3 4 Scrolling preventing 3 4 SCSI buses terminating and extending 6 20 SCSI ID plugs 6 8 See also Drive ID plugs SCSI fast described 5 5 extending 6 18 Self test checking results of 1 21 screen displa...

Страница 238: ...g time and date 3 11 System software booting 1 15 shutdown 1 17 System startup status determining 1 11 SYSTEMID parameter 6 27 T Tape drive media labeling 5 38 Tape drives See also specific drives han...

Страница 239: ...e from 5 34 tapes labeling 5 38 troubleshooting 9 14 TZ85 drives cleaning 5 41 compatible tapes 5 22 components 5 22 described 5 22 hardware specifications 5 4 inserting a tape into 5 24 lights 5 28 o...

Страница 240: ......

Страница 241: ...ganization structure of subject matter Figures useful Examples useful Table of contents ability to find topic Index ability to find topic Page design overall appearance Print quality What I like best...

Страница 242: ...SS PERMIT NO 33 MAYNARD MASS POSTAGE WILL BE PAID BY ADDRESSEE NO POSTAGE NECESSARY IF MAILED IN THE UNITED STATES DIGITAL EQUIPMENT CORPORATION INFORMATION DESIGN AND CONSULTING PKO3 1 D30 129 PARKER...

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