DEC 4000 Model 200 Operation Manual Download Page 37

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Figure 1–13:

Dual-Host Configuration

MLO-004043

VAX 4000 Dual-Host Systems provides more information on dual-host
configurations.

System Overview

1–27

Summary of Contents for 4000 Model 200

Page 1: ...VAX 4000 Model 200 BA430 Operation Order Number EK 395AB OM 002 Digital Equipment Corporation Maynard Massachusetts...

Page 2: ...ent requests your critical evaluation to assist in preparing future documentation The following are trademarks of Digital Equipment Corporation CompacTape CX DDCMP DEC DECconnect DECdirect DECnet DECs...

Page 3: ...Base System Components 1 19 1 2 1 1 Central Processing Unit CPU 1 20 1 2 1 2 Console Serial Line Unit SLU 1 20 1 2 1 3 Main Memory 1 20 1 2 1 4 Network Controller 1 20 1 2 1 5 Embedded DSSI Host Adap...

Page 4: ...eries Integrated Storage Elements 3 2 3 1 1 1 RF Series Controls and Indicators 3 2 3 1 1 2 Changing the Bus Node ID Plugs 3 5 3 1 2 TF85 Tape Drive 3 6 3 1 2 1 Design of the Drive 3 8 3 1 2 2 Labelin...

Page 5: ...ns 3 38 3 2 1 Asynchronous Serial Controllers 3 38 3 2 1 1 Asynchronous Controllers Without Modem Support 3 39 3 2 1 2 Asynchronous Controllers with Modem Support 3 40 3 2 2 Synchronous Controllers 3...

Page 6: ...les D 1 Using VMSTAILOR D 1 Glossary Index Examples B 1 SHOW DSSI Display Embedded DSSI B 6 B 2 SHOW UQSSP Display KFQSA Based DSSI B 7 B 3 Starting the DUP Driver Utility Embedded DSSI B 8 B 4 Starti...

Page 7: ...uccessful Power Up to List of Bootable Devices 2 8 2 5 Selecting a Bootable Device 2 9 2 6 Sample SHOW DEVICE Display 2 11 2 7 Successful Power Up to Console Mode 2 12 3 1 RF Series ISE Controls and I...

Page 8: ...2 5 2 2 Device Names 2 11 3 1 RF Series Controls and Indicators 3 4 3 2 Read Write Cartridge Compatibility with the TF85 Tape Drive 3 6 3 3 TF85 Tape Drive Controls 3 17 3 4 TF85 Tape Drive Indicators...

Page 9: ...s Chapter 2 describes how to use each system Chapter 3 describes how to use options installed in the systems Appendix A lists related documentation Appendix B describes how to set and examine DSSI dev...

Page 10: ...you press the Return key on your terminal keyboard Ctrl C A symbol indicating that you hold down the Ctrl key while you press the C key BOLD This bold type indicates user input For example BOOT MUA0...

Page 11: ...ions controller modules Tape drive controller module CPU cover panel RF series Integrated Storage Elements TF85 TK70 or TLZ04 tape drive Power supply Fans Up to four RF series Integrated Storage Eleme...

Page 12: ...BA430 System MLO 004032 A three position rotary lock allows you to lock both the upper and lower doors or to lock just the lower door Opening the upper door allows you to access the controls for the...

Page 13: ...the mass storage devices and system control panel SCP while restricting access to the Power switch and the CPU cover panel Open and close the door as follows 1 Insert the key in the lock on the front...

Page 14: ...Figure 1 3 shows the system with the upper portion of the door opened Figure 1 3 Upper Door Opened MLO 004034 Top Key Position 1 4 VAX 4000 Model 200 BA430 Operation...

Page 15: ...s the system with the entire door opened Figure 1 4 Entire Door Opened MLO 005501 Bottom Key Position The next section describes the BA430 enclosure which is exposed when you open the entire door Syst...

Page 16: ...ing Mass storage TF85 TK70 or TLZ04 tape drive and up to three RF series Integrated Storage Elements ISEs or four RF series ISEs and no tape drive All VAX 4000 Model 200 BA430 systems contain the foll...

Page 17: ...Figure 1 5 Front View of the BA430 Enclosure System Control Power Supply Integrated Storage Elements ISEs Card Cage MLO 005502 Tape Drive Panel SCP CPU Cover Panel Fans System Overview 1 7...

Page 18: ...s internal temperature is approaching a level that may cause system components to overheat In addition to the flashing Over Temperature Warning indicator an audible alarm also provides warning of a po...

Page 19: ...setting of the Break Enable Disable switch on the CPU cover panel Below the Halt button is the Restart button The Restart button has a green indicator When you press the Restart button the system ret...

Page 20: ...5503 Slots 12 1 The first slot is reserved for the central processing unit CPU Up to four MS650 memory modules may follow the CPU The CPU and the first memory module slots 1 and 2 are covered by a dua...

Page 21: ...e electrical interference that affects other equipment The system is susceptible to electrical interference or damage from external sources The design of the module covers varies depending on the type...

Page 22: ...onnections to the memory module s Figure 1 8 shows the CPU cover panel Figure 1 8 CPU Cover Panel LED Display Power Up Modified Modular Jack Ethernet Connector Switch ThinWire Ethernet Connector Enabl...

Page 23: ...setting Loop Back Test Mode in the bottom position indicated by a T in a circle causes the system to run loopback tests on the console serial line at power up This setting requires special loopback co...

Page 24: ...switch allows you to set the type of connection To use the standard transceiver cable connection set the switch to the up position To use the ThinWire cable connection set the switch to the down posit...

Page 25: ...e power supply The power supply provides power to the mass storage devices the modules installed in the card cage and the fans To prevent damage due to overheating the power supply monitors the intern...

Page 26: ...dicators function as follows Power switch The Power switch is used to turn system power on and off The off position is indicated by a 0 the on position is indicated by a 1 The Power switch also functi...

Page 27: ...icator lights if the enclosure has shut down due to an over temperature condition Section 2 9 provides instructions on recovering from an over temperature condition Power bus connectors Three power bu...

Page 28: ...d cage draw air in through the top of the enclosure down through the card cage and out the bottom The speed of the fans varies depending on the surrounding room temperature To reduce the load on the f...

Page 29: ...e 1 12 System Air Circulation MLO 004042 1 2 Functional Description of Base System Each VAX 4000 system includes base system components common to all systems Your system may have optional components a...

Page 30: ...eases the efficiency of processing since fewer pages must be copied to and from the disk Each configuration comes with a standard memory option There is room for up to four memory modules By adding mo...

Page 31: ...and adapters Real time controllers Printer interfaces 1 2 2 1 Mass Storage Devices and Controllers Mass storage devices record data on magnetic media The data recorded is not lost when you turn off th...

Page 32: ...ough a Digital Storage Systems Interconnect DSSI adapter which is built into the CPU A DSSI bus is capable of supporting seven DSSI devices A second and third DSSI bus can be added to your system by u...

Page 33: ...stem Many communications controllers provide support for multiple data lines The following types of communications controllers are available Asynchronous serial controllers Synchronous serial controll...

Page 34: ...ber of modem control signals recognized by the device Full modem support according to Digital standards requires recognition of 11 signals The CXY08 module supports up to 8 serial lines with full mode...

Page 35: ...for additional options that you order 1 3 Dual Host Capability VMS Systems Only A dual host system consists of two systems in a VAXcluster sharing their ISEs through a Digital Storage Systems Intercon...

Page 36: ...of the DSSI based systems fails all satellite nodes booted through that system lose connections to the system disk Each satellite node knows however that the system disk is also available through a s...

Page 37: ...Figure 1 13 Dual Host Configuration MLO 004043 VAX 4000 Dual Host Systems provides more information on dual host configurations System Overview 1 27...

Page 38: ...red product installation manual Some of the instructions may require you to open the front door of the system to change switch settings on the CPU cover panel The remainder of this chapter assumes tha...

Page 39: ...d This setting makes the storage element available for use on line The Halt button on the SCP is set to out not lit For expanded systems using power bus cables to link the R400X or B400X expander the...

Page 40: ...A human profile indicates the Language Inquiry Mode When you turn on your system a Language Selection Menu appears as shown in Figure 2 1 Figure 2 1 Language Selection Menu KA660 A Vn n VMB n n 1 Dans...

Page 41: ...ally displayed when you power on your system regardless of the Power Up Mode switch setting Once the system is booted reset the system clock as described in your system software manual 2 3 Turning On...

Page 42: ...system it runs a series of self tests on the CPU and memory Your console terminal first displays a line of information identifying the CPU the version of the firmware and the version of VMB the prima...

Page 43: ...boot in one of two ways You can configure the system to autoboot on power up or you can manually boot the system from console mode The Break Enable Disable switch setting determines how the system boo...

Page 44: ...51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 09 08 07 06 05 04 03 Tests completed Loading system software BOOT R5 0 DI...

Page 45: ...g system software No default boot device has been specified Available devices DIA0 RF72 DIA1 RF72 MUA0 TK70 EZA0 08 00 2B 06 10 42 Device EZA0 To select a boot device enter a device name at the system...

Page 46: ...IA1 RF72 MUA0 TK70 EZA0 08 00 2B 06 10 42 Device EZA0 DIA0 BOOT R5 0 DIA0 2 DIA0 1 0 Changing the Boot Device Once a boot device is identified the system autoboots from that device each time you turn...

Page 47: ...oftware For example SET BOOT DUA0 DIA0 MIA0 EZA0 directs the system to use DUA0 DIA0 MIA0 and EZA0 as the default boot devices When the system autoboots or if the BOOT command is used without specifyi...

Page 48: ...0 MUcu3 TLZ04 tape drive KZQSA adapter MKAn PROM programmable read only memory MRV11 module PRAu Ethernet adapter On board part of CPU EZA0 Ethernet adapter DESQA Ethernet controller XQAu RA series dr...

Page 49: ...re from console mode enter the BOOT command BOOT device name For example BOOT MUA0 tells the system to boot software from a cartridge in the TK70 tape drive If you enter the BOOT command without speci...

Page 50: ...tilities in your system 2 6 Halting the System Halting the system interrupts all processes and returns control to the console program You may need to halt the system during software installation Or yo...

Page 51: ...rting the system Follow the shutdown procedure described in your system software manuals before restarting the system Restarting returns the system to a power up condition All current and pending oper...

Page 52: ...e system shuts down due to overheating the Over Temperature Condition indicator on the power supply remains lit To recover from a shutdown set the Power switch to off 0 and wait 5 minutes before turni...

Page 53: ...RF series Integrated Storage Element ISE TF85 TK70 or TLZ04 tape drive NOTE In addition the RV20 Optical Disk Subsystem RRD40 series Compact Disc Drive Subsystem TSZ07 TSV05 and TU81E tape drives can...

Page 54: ...ISEs are listed in VAX 4000 Model 200 Technical Information Refer to Appendix B for information on setting or examining parameters for DSSI devices 3 1 1 1 RF Series Controls and Indicators Each RF se...

Page 55: ...indicator Write Protect button Run Ready button Bus node ID plugs identify the bus node number of the ISEs to the system as well as the unit number by default Bus node numbers are configured at the fa...

Page 56: ...t lit ISE is off line and cannot be accessed The green indicator light cannot be lit when the Run Ready button is out Write Protect In lit amber ISE is write protected Prevents system software from wr...

Page 57: ...irmly and pull straight out To insert a bus node ID plug align the two center prongs with the two center slots and press the plug into the slots See Figure 3 2 Figure 3 2 Inserting Bus Node ID Plugs M...

Page 58: ...Read Write Cartridge Compatibility with the TF85 Tape Drive CompacTape CompacTape II CompacTape III Read Read Read Write TF85 Tape Drive Controls and Indicators The tape drive has two primary control...

Page 59: ...ors labeled Figure 3 3 TF85 Tape Drive T o L o a d T o U n lo a d W r it e P r o t e c t e d T a p e in U s e U s e C le a n in g T a p e O p e r a t e H a n d le U n lo a d T F 8 5 W a it L ig h t O...

Page 60: ...to use Once the cartridge is loaded you cannot remove it without rewinding and uncoupling the leaders a process called unloading Even if you have not used the tape you must unload it before you can r...

Page 61: ...ing a Tape Cartridge Write protecting a tape cartridge prevents accidental erasure of information stored on the tape You can write protect a tape cartridge in two ways Set the write protect switch on...

Page 62: ...e as being write protected under any one of the following conditions The write protect switch on the cartridge is set to the write protect position An operating system command has write protected the...

Page 63: ...ftware command and not the write protect switch removing the operating system restriction causes the write protect indicator to go out If the cartridge is write protected by both the switch on the car...

Page 64: ...e cartridges away from magnets and equipment that generate magnetic fields such as motors transformers terminals and audio equipment Keep tape cartridges away from x ray equipment 3 1 2 4 Inserting a...

Page 65: ...dicator blinks as the tape loads When the yellow indicator glows steadily the tape is ready to use NOTE If the green indicator blinks rapidly when you push the handle closed the drive has detected a c...

Page 66: ...3 Green Indicator Is On Handle Cartridge Arrow Is Facing Left Yellow Indicator Blinks U se C le an in g T ap e T F 8 5 U se C le an in g T ap e T F 8 5 U se C le an in g T ap e T F 8 5 MLO 006544 1 3...

Page 67: ...the green Operate Handle indicator comes on you also hear a beep pull the handle open CAUTION Move the handle only when the yellow indicator is off and the green indicator is on Moving the handle whi...

Page 68: ...on Green Indicator Is On 2 Green Indicator Is On Handle 3 Cartridge Arrow Is Facing Left 4 U se C le an in g T ap e T F 8 5 U se C le an in g T ap e T F 8 5 U se C le an in g T ap e T F 8 5 U se C le...

Page 69: ...ber 0 through 6 Refer to Section 3 1 1 2 for instructions on changing bus node ID plugs Not Installed The drive bus node number is undefined All four indicators light indicating a fault condition Tabl...

Page 70: ...o unload the cleaning cartridge The CleaningTape III cartridge is good for 20 to 24 cleanings If the cleaning cartridge expires the Use Cleaning Tape indicator remains on NOTE If the Use Cleaning Tape...

Page 71: ...ive also has three indicator lights that show the status of the drive Orange light Write Protected A steady orange light shows the cartridge is write protected Yellow light Tape in Use A steady yellow...

Page 72: ...en the automatic loading process is complete the tape is ready to use Once the cartridge is loaded you cannot remove it without rewinding and uncoupling the leaders a process called unloading Even if...

Page 73: ...e NOTE Do not write on the tape cartridge or attach labels to the top bottom or sides of the cartridge 3 1 3 3 Write Protecting a Tape Cartridge Write protecting a tape cartridge prevents accidental e...

Page 74: ...dicator light comes on The system recognizes the tape as being write protected under any one of the following conditions The write protect switch on the cartridge is set to the write protect position...

Page 75: ...y a software command and not the write protect switch removing the operating system restriction causes the orange light to go out If the cartridge is write protected by both the switch on the cartridg...

Page 76: ...re the relative humidity is between 20 and 80 percent Keep tape cartridges away from magnets and equipment that generate magnetic fields such as motors transformers terminals and audio equipment Keep...

Page 77: ...reen light goes off and the yellow light blinks as the tape loads When the yellow light glows steadily the tape is ready to use NOTE If the green light blinks rapidly when you push the handle closed t...

Page 78: ...Figure 3 11 Inserting a Tape Cartridge 2 3 Green Light Is On Handle Cartridge Arrow Is Facing Left Yellow Light Blinks MLO 002459 1 3 26 VAX 4000 Model 200 BA430 Operation...

Page 79: ...the green Operate Handle light comes on you also hear a beep pull the handle open CAUTION Move the handle only when the yellow indicator light is off and the green indicator light is on Moving the han...

Page 80: ...gure 3 12 Removing a Tape Cartridge MLO 002460 1 Yellow Light Blinks Unload Button Green Light Is On 2 Green Light Is On Handle 3 Cartridge Arrow Is Facing Left 4 3 28 VAX 4000 Model 200 BA430 Operati...

Page 81: ...steadily Safe to move cartridge release handle Power is present Off Off Blinking Load fault The cartridge leader may be defective Pull out the handle and remove the cartridge Do not use the cartridge...

Page 82: ...drive s helical scan technology This technology allows more data to be stored on tape by recording data diagonally DAT recording also minimizes crosstalk providing you with higher data integrity Digit...

Page 83: ...atus of the TLZ04 and can indicate possible error conditions CAUTION Pressing the Unload button during normal tape operations may halt the tape operation in progress A bus node ID plug that provides a...

Page 84: ...d yellow Power up self test failed Drive and Tape Solid yellow High humidity Adjust operating environment 3 1 4 1 Proper Handling of Cassette Tapes Digital Equipment Corporation recommends that you us...

Page 85: ...ity Use a pen not pencil to set the write protect tab Figure 3 14 to the desired position Observe the following guidelines when setting the write protect tab If you are reading data copying from tape...

Page 86: ...g i t a l D a t a S t o r a g e Not Write Protected Write Protected 3 1 4 3 Inserting a Cassette Tape into the Drive Insert the TLZ04 cassette tape into the drive with the cassette s write protect ta...

Page 87: ...ystem Software System software allows you to execute commands to read and write data to the cassette tape Your operating system documentation describes specific commands that allow you to do the follo...

Page 88: ...ct warranty To clean the heads use the head cleaning cassette as follows 1 Observe that the drive indicator is lit solid green 2 Insert the head cleaning cassette part number TLZ04 HA into the drive a...

Page 89: ...2 This fig was rotated with QA trilb Cassette Cleaner 3 1 5 RV20 Optical Disk Subsystem If your system includes an RV20 Optical Disk Subsystem refer to the RV20 Optical Disk Subsystem Owner s Manual f...

Page 90: ...tem includes a TU81E tape drive refer to the TU81 Plus Tape Subsystem User s Guide for instructions on how to operate the device 3 2 Communications Controller Options The following types of communicat...

Page 91: ...le most default settings are acceptable you should perform the set up procedure for your terminal to ensure appropriate set up values The two examples below provide set up instructions for VT300 serie...

Page 92: ...rding to instructions in the modem user s guide Before using the modem connected to the remote terminal check the following 1 Make sure the modem is properly installed and connected to a phone jack 2...

Page 93: ...andard transceiver cable or ThinWire cable is connected to the CPU cover panel or optional DESQA module The light next to the connector should be lit indicating an active connection If not lit move th...

Page 94: ...ability ADQ32 Analog to digital converter with DMA capability ADV11 S Analog to digital converter with DMA capability AXV11 Input output circuit board for analog devices analog to digital input digita...

Page 95: ...odules include the following Power limitations Physical space limitations Bus limitations ac dc loading Your Digital sales representative can advise you about modules available for your system and wha...

Page 96: ...VMS VAXcluster Manual AA LA27A TE VMS Networking Manual AA LA48A TE Guide to DECnet VAX Networking AA LA47A TE VMS Installation and Operations AA LB35B TE VAX VMS Backup Utility Reference Manual AA Z...

Page 97: ...DSSI host adapter which is part of the CPU and the KFQSA storage adapter The KA660 CPU has one embedded DSSI storage adapter bus 0 Each storage adapter provides a separate DSSI bus that can support up...

Page 98: ...with a default allocation class of zero Each device to be served to a cluster should have a nonzero allocation class that matches the allocation class of the system Refer to the VMS VAXcluster manual...

Page 99: ...to create a unique device name The operating system uses the allocation class along with the device logical name in the following manner ALLCLASS DIAu where ALLCLASS is the allocation class for the s...

Page 100: ...f you have a standalone system using an allocation class of zero This practice will avoid problems with duplicate device names if you later decide to form a cluster B 3 Examining and Setting DSSI Devi...

Page 101: ...le prompt To display the DSSI devices on KFQSA based DSSI busses enter SHOW UQSSP The firmware displays two lines of information for each device For embedded DSSI the firmware displays the following T...

Page 102: ...ased DSSI the firmware displays the following The first line contains the UQSSP disk controller number and device node name The second line contains the device name and unit number followed by the dev...

Page 103: ...P server examples throughout this appendix are for RF series ISEs The displays for the TF85 tape drive differ slightly from the RF series displays B 3 1 Entering the DUP Driver Utility To examine and...

Page 104: ...AMS Example B 4 Starting the DUP Driver Utility KFQSA Based DSSI SET HOST DUP UQSSP DISK 0 PARAMS Starting DUP server Copyright c 1991 Digital Equipment Corporation PARAMS B 3 2 Setting Allocation Cla...

Page 105: ...mber for the device as follows 1 At the PARAMS prompt enter SHOW UNITNUM to check the unit number of the ISE to which you are currently connected 2 Enter SET UNITNUM 10 or enter the unit number you de...

Page 106: ...t Default Type Radix UNITNUM 0 0 Word Dec U PARAMS SET UNITNUM 10 PARAMS SET FORCEUNI 0 PARAMS SHOW UNITNUM Parameter Current Default Type Radix UNITNUM 10 0 Word Dec U PARAMS SHOW FORCEUNI Parameter...

Page 107: ...a p e in U s e U s e C le a n in g T a p e O p e r a t e H a n d le U n lo a d T F 8 5 W a it L ig h t O p e n t h is H a n d le I n s e r t T a p e C lo s e t h is H a n d le P r e s s B u t t o n W...

Page 108: ...AME R7CZZC RF31 String Ascii B PARAMS SET NODENAME SYSDSK PARAMS SHOW NODENAME Parameter Current Default Type Radix NODENAME SYSDSK RF31 String Ascii B B 3 5 Setting System ID NOTE This parameter is m...

Page 109: ...ity After you have completed setting and examining DSSI device parameters enter the WRITE command at the PARAMS prompt to save the device parameters you have changed using the SET command The changes...

Page 110: ...es on bus 0 have been changed from 0 1 2 and 3 to 10 11 12 and 13 Note that the device names are now MIA10 DIA11 DIA12 and DIA13 Example B 10 SHOW DSSI Display SHOW DSSI DSSI Node 0 SYSDSK MIA10 RF31...

Page 111: ...SP UQSSP Disk Controller 0 772150 DUA20 RF31 UQSSP Disk Controller 1 760334 DUB21 RF31 UQSSP Disk Controller 2 760340 DUC22 RF31 UQSSP Disk Controller 3 760322 DUD23 RF31 UQSSP Tape Controller 0 77450...

Page 112: ...ot be recorded on the resulting backup copy Use standalone BACKUP to make a complete backup of the system disk Standalone BACKUP is a version of the Backup Utility that runs without the support of the...

Page 113: ...e system disk see Section C 1 2 C 1 2 Booting Standalone BACKUP from the System Disk To boot standalone BACKUP from the system disk use the following procedure 1 If the VMS operating system is not run...

Page 114: ...0 Model 300 Installation manual for details 7 When standalone BACKUP finishes booting it displays an identifica tion message followed by the dollar sign prompt BACKUP I IDENT stand alone BACKUP V5 4 n...

Page 115: ...urn NOTE If your system uses the TLZ04 tape drive enter the device name MKA0 If your system uses the TF85 tape drive enter the device name MIA0 7 The system displays the following message Please place...

Page 116: ...ic system reboot should be performed press Return for No When the procedure is finished the system displays the following message SYSTEM SHUTDOWN COMPLETE USE CONSOLE TO HALT SYSTEM 2 Stop the system...

Page 117: ...e the VMS operating system or any other software products you should back up the system disk If a system file is deleted and renders the system disk inoperable you can restore the backup copy and cont...

Page 118: ...ape cartridge slide the write protect switch away from the tape cartridge label Insert the tape cartridge in the tape cartridge drive 3 Determine the device name of the drive holding the system disk a...

Page 119: ...e following message BACKUP I STARTVERIFY starting verification pass 7 If you are backing up the system disk to another disk proceed to step 8 If you are backing up your system disk to a tape cartridge...

Page 120: ...Digital provided set of volume parameters including a CLUSTER_SIZE disk access scheme of value 1 The CLUSTER_SIZE parameter refers to the way files are stored on the disk NOT to VAXcluster environmen...

Page 121: ...tape cartridge For example BACKUP IMAGE VERIFY DIA0 DIA1 Return The following example uses the BACKUP command to restore the system disk from a backup tape cartridge BACKUP IMAGE VERIFY Return MUA0 AP...

Page 122: ...APR 1991 15 00 00 00 If you do not want to perform another standalone BACKUP operation use the console to halt the system If you do not want to perform another standalone BACKUP operation ensure the...

Page 123: ...essary to reload the system software from a backup set if files are incorrectly deleted and if a VMS distribution kit is not available The VMSTAILOR program lists each group of files and its size in b...

Page 124: ...AILOR to return the MAIL files to the system disk You then apply any VMS upgrade or update that has occurred since Version 5 0 that affected the MAIL utility To remove VMS DECwindows files from the sy...

Page 125: ...the data stored in the ISE s so that you can recover that data after an accidental loss You make these copies on a tape cartridge and then store it in a safe place Backup copy A duplicate copy of dat...

Page 126: ...r software system components Bus The connection between the central processing unit CPU and input output devices in the system Information signals such as address data and control signals are carried...

Page 127: ...concepts or instructions suitable for communication interpretation or processing by human beings or by machines Data transmission The movement of data in the form of electrical signals along a commun...

Page 128: ...ating on which data is stored magnetically in concentric circles tracks Disk drive A device that contains a fixed disk or one or more diskettes The drive contains mechanical components that spin the d...

Page 129: ...of equipment used to transfer data into the computer A keyboard is an input device Input Output I O device A piece of equipment that accepts data for transmission both to and from a computer A termin...

Page 130: ...y The area where a computer finds the instructions and data it will process Menu A displayed list of options The list usually contains commands you can enter Network A group of individual computer sys...

Page 131: ...es it with additional memory storage or communication capability Examples are disk and diskette drives video terminals and printers Power up sequence A series of ordered events that occurs when you su...

Page 132: ...ber of records ROM See Read only memory Run 1 A single continuous execution of a program 2 To execute a program Satellite system A system that is booted remotely from the system disk on the boot node...

Page 133: ...control the overall operation of the computer system Tailoring Using the VMSTAILOR program to remove the VMS operating system and DECwindows files that you do not need from the system disk Terminal A...

Page 134: ...3 5 C Card cage location 1 10 Card cage Cont slots number of 1 10 Cartridge release handle 3 6 3 19 Cassette tape handling of 3 32 Central processing unit CPU function 1 20 Circuit breaker function 1...

Page 135: ...system Cont description 2 13 I Indicator lights on TF85 tape drive 3 7 on TK70 tape drive 3 19 Inserting a tape cartridge 3 12 3 24 Integrated storage elements 3 3 controller 1 22 description 1 21 fun...

Page 136: ...alifiers standalone BACKUP C 6 R Removable media function 1 21 Removing a tape cartridge 3 15 3 27 Removing unwanted files VMSTAILOR utility D 1 Restarting the system description 2 14 Restoring system...

Page 137: ...ry of indicators 3 17 uses of 3 6 TK50 70 tape cartridge calibration 3 25 write protect switch 3 22 TK70 tape cartridge labeling 3 20 TK70 tape cartridge Cont write protecting 3 21 TK70 tape drive acc...

Page 138: ...bling a storage element 3 3 Write protecting a storage element 3 3 a TF85 tape cartridge 3 9 a TK70 tape cartridge 3 21 Write protect switch on a TF85 tape cartridge 3 10 on a TK50 70 tape cartridge 3...

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