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2-4

   System Components

2.2  In-Cabinet Tape Drives

The TLZ06 tape drive is mounted  in the SCSI PIU for use in DEC
7000 systems. The TF85 tape drive is located in the front of the sys-
tem cabinet in the upper right corner for use in VAX 7000 systems.
User applications can use the tape drive as an I/O device.

Figure 2-2

Accessing the In-Cabinet Tape Drive

BXB-0005F-92

TLZ06

TF85

XMI

XMI

KZMSA

KFMSA/B

Содержание Rackmount 7000 AXP

Страница 1: ...rd massachusetts DEC 7000 AXP System VAX 7000 Operations Manual Order Number EK 7000B OP 002 This manual is intended for the system manager or system operator and covers the basic operations of a DEC...

Страница 2: ...s Reserved Printed in U S A The following are trademarks of Digital Equipment Corporation Alpha AXP DECUS VAXBI AXP DWMVA VAXELN DEC OpenVMS VMScluster DECchip ULTRIX XMI DEC LANcontroller UNIBUS The...

Страница 3: ...pter 2 System Components 2 1 Console Load Devices 2 2 2 2 In Cabinet Tape Drives 2 4 2 3 Power System 2 6 2 4 LSB Card Cage 2 8 2 5 Control Status and I O Connections 2 10 2 6 Cooling System 2 12 2 7...

Страница 4: ...from an InfoServer 4 26 4 6 1 InfoServer Concepts 4 26 4 6 2 InfoServer OpenVMS VAX Booting 4 28 4 6 3 Selecting an Ethernet Service 4 30 4 7 Booting from a VMScluster 4 32 4 7 1 VMScluster Concepts...

Страница 5: ...5 Update Command C 10 C 6 Exit Command C 12 C 7 Display and Verify Commands C 14 Figures 1 1 Sample System Footprint 1 2 1 2 Sample System Architecture 1 4 1 3 Sample System 1 6 1 4 System Front View...

Страница 6: ...VAX Booting 4 40 Tables 1 DEC 7000 VAX 7000 Documentation ix 2 Related Documents xi 1 1 Electrical Characteristics 1 3 1 2 Environmental Characteristics 1 3 3 1 Keyswitch Positions 3 3 3 2 Control Pan...

Страница 7: ...tive text and syntax definitions This manual has four chapters and three appendixes as follows Chapter 1 DEC 7000 AXP System and VAX 7000 Systems and Chapter 2 System Components give a basic introduct...

Страница 8: ...es In text if a book is cited without a product name that book is part of the hardware documentation It is listed in Table 1 along with its order number Icons The icons shown below are used in illustr...

Страница 9: ...EK 7000B OP Basic Troubleshooting EK 7000B TS Service Information Kit VAX 7000 EK 7002A DK Platform Service Manual EK 7000A SV System Service Manual EK 7002A SV Pocket Service Guide EK 7000A PG Advan...

Страница 10: ...Manuals KA7AA CPU Installation Guide EK KA7AA IN KN7AA CPU Installation Guide EK KN7AA IN MS7AA Memory Installation Guide EK MS7AA IN KZMSA Adapter Installation Guide EK KXMSX IN DWLMA XMI PIU Instal...

Страница 11: ...400 Installation Problem Solving EK DEMFA IP DEC LANcontroller 400 Installation Guide EK DEMNA IN DEC LANcontroller 400 Technical Manual EK DEMNA TM DSSI VAXcluster Installation and Troubleshooting Ma...

Страница 12: ...OpenVMS Alpha Version 1 0 Upgrade and Installation Manual AA PQYSA TE VMS Upgrade and Installation Supplement VAX 7000 600 and VAX 10000 600 Series AA PRAHA TE VMS Network Control Program Manual AA LA...

Страница 13: ...00 sys tems Allow for expansion of processors memory and I O Use a high speed system interconnect bus LSB bus which has an ef fective bandwidth of 640 Mbytes sec Support up to 3 5 Gbytes of physical m...

Страница 14: ...a system footprint Figure 1 1 Sample System Footprint Rear Clearance 100 cm 39 in Front Clearance 150 cm 59 in BXB 0001 92 Width 240 cm 94 5 in Depth 337 5 cm 132 5 in 87 5 cm 34 5 in System Cabinet E...

Страница 15: ...n 3 phase AC input voltage 202 V RMS 120 208 V RMS 380 415 V RMS Nominal frequency 50 60 Hz AC current nominal per phase 24 A 202 V 24 A 120 208 V 12 8 A 380 415 V Maximum current per phase 30 A 202 V...

Страница 16: ...2 System Architecture The high speed LSB bus is used to interconnect processors mem ory modules and the IOP module Figure 1 2 Sample System Architecture XMI BXB 0054B 92 Memory Processors DEMNA DEMFA...

Страница 17: ...han dles communication with the operator console The other processors be come secondary processors and receive system information from the boot processor A memory node is one memory module Memory is...

Страница 18: ...rminal and printer an accessories kit and a documentation set which includes this manual The system can have up to two op tional expander cabinets an in cabinet tape drive disk drives an RRD42 CD driv...

Страница 19: ...PIUs The console load device is used for installing operating systems and software The console terminal is used for booting and for system management operations NOTE The console terminal is not to be...

Страница 20: ...drive are on the front of the system cabinet With the front door open Digital customer service engineers can access the LSB card cage power regulators cooling system and optional plug in units Figure...

Страница 21: ...8 VDC LSB card cage holds CPU memory slots 0 3 Cooling system blower Optional components visible from the inside front include In cabinet I O devices I O plug in unit PIU Battery PIU DEC 7000 RRD42 co...

Страница 22: ...vice engineers can access the LSB card cage DC distribution box battery connec tions AC power cord circuit breaker blower and I O bulkhead area Figure 1 5 System Rear View BXB 0032A 92 Rear DC Distrib...

Страница 23: ...he cabinet see Fig ure 1 5 LSB card cage slots 4 8 IOP module slot 8 DC distribution box Battery PIU connections AC power cord and connector Circuit breaker Blower I O bulkhead area Optional component...

Страница 24: ......

Страница 25: ...m Components This chapter describes system components their locations and functions Sections include Console Load Devices In Cabinet Tape Drives Power System LSB Card Cage Control Status and I O Conne...

Страница 26: ...is the console load device for VAX 7000 systems During system installation the con sole load device is used to boot standalone backup It is also used to boot the Loadable Firmware Update LFU Utility...

Страница 27: ...CD drive which is part of a local area network The InfoServer is used to access CD ROMs for software installation and for on line documentation on VAX 7000 systems The DEMNA and DEMFA adapters are int...

Страница 28: ...or use in DEC 7000 systems The TF85 tape drive is located in the front of the sys tem cabinet in the upper right corner for use in VAX 7000 systems User applications can use the tape drive as an I O d...

Страница 29: ...connected to the DEC 7000 system through the KZMSA adapter in the XMI card cage VAX 7000 The TF85 a DSSI device is connected to the VAX 7000 system through the KFMSA BA adapter in the XMI card cage Fo...

Страница 30: ...n AC input box DC distribution box power regulators cabinet control logic module optional battery PIU power distribution cables and signal interconnect cables Figure 2 3 Power System Front Power Regul...

Страница 31: ...o three power regulators These regulators are used in parallel one or two for the required load plus an additional regula tor for backup in case of failure Power regulator filler modules are used in u...

Страница 32: ...ven memory array modules and one IOP module The LSB bus interconnects the CPU memory and IOP modules Figure 2 4 LSB Card Cage System Cabinet Rear LSB Card Cage BXB 0055B 92 IOP Module Front Rear 4 5 6...

Страница 33: ...ain one IOP module which is always installed in slot 8 The other eight slots contain a combination of memory and CPU modules Unused slots contain filler modules which manage the airflow through the ca...

Страница 34: ...ight of the control panel Ethernet and other I O connections are located on the I O bulkhead in the lower rear of the cabinet Figure 2 5 Control Status and I O Connections BXB 0053 92 Rear I O Bulkhea...

Страница 35: ...These expansion bays can contain another XMI PIU a SCSI PIU for DEC 7000 systems a DSSI PIU for VAX 7000 systems or a battery PIU The number of expansion bays used by each PIU varies depending on the...

Страница 36: ...2 12 System Components 2 6 Cooling System The cooling system cools the power system the LSB card cage control logic and PIUs Figure 2 6 Airflow BXB 0056 92...

Страница 37: ...low Air is exhausted at the middle of the cabinet front and rear The blower speed varies based on the system s ambient temperature The cooling system has safety detectors static air pressure sensors a...

Страница 38: ...System Options System options include additional power regulators and addi tional PIUs for I O disks tapes and batteries Figure 2 7 System Options BXB 0021B 92 Front Additional Power Regulators Space...

Страница 39: ...ry PIUs provide a minimum of 8 minutes of full system operation when fully charged and nominally provide 11 minutes of full system operation In Cabinet Tape Drive A TLZ06 tape drive can be installed i...

Страница 40: ...o power regulators dependent on the system configuration however an optional second or third power regulator can be installed as a backup DEC 7000 An RRD42 CD drive is required in the DEC 7000 system...

Страница 41: ...cators 3 1 Chapter 3 Controls and Indicators This chapter introduces the system controls and indicators Sections in clude Control Panel Keyswitch Control Panel Indicator Lights Circuit Breaker and AC...

Страница 42: ...a keyswitch and status lights The keyswitch regulates power going into the system determines the use of the console terminal and controls system operation The four switch positions are Disable Secure...

Страница 43: ...Disable Removes 48 VDC power from the system Power is still sup plied to the CCL module Secure Prevents entry into console mode position used while ma chine executes programs Enable Allows entry into...

Страница 44: ...ator Lights The control panel has three status indicator lights Key On Run and Fault These lights indicate the operating status of the system Figure 3 2 Control Panel Indicator Lights O BXB 0015F 92 F...

Страница 45: ...is supplied only to the cabinet control logic module Run Green On System is executing operating programs or certain power up tests Ctrl P halts the execution of operating system pro grams when the ke...

Страница 46: ...eft side of the rear of the sys tem cabinet just above the blower assembly The circuit breaker can be secured in the off position with a lock Figure 3 3 Circuit Breaker and AC Power Indicators BXB 004...

Страница 47: ...tors The power indicators are located below the circuit breaker handle When the system is powered on the power indicators are red When the circuit breaker is off tripped or open the power indicators c...

Страница 48: ......

Страница 49: ...block Booting Works Boot Processor Selection Booting from a Local Device Local Device Booting Concepts CD ROM OpenVMS Alpha AXP Booting CD ROM OSF 1 Booting Local Device Booting Examples CD ROM Bootin...

Страница 50: ...nnected to the system through a CIXCD adapter by Ethernet from a remote disk on another sys tem through an InfoServer or an RRD42 CD drive Figure 4 1 Boot Devices Local Device Ethernet CI Disk HSC BXB...

Страница 51: ...nected to the system by a CIXCD adapter on the XMI bus Remote disk Disk connected to another system on the Ethernet through the DEMNA Ethernet port interface or the DEMFA adapter For VAX 7000 systems...

Страница 52: ...ommand syntax is shown in Figure 4 2 Figure 4 2 Device Boot Commands b oot fl ags NNNN M PPPP duRRSSSS AAA B CC D exRRSSSS AAA B CC D FILE FILENAME fxRRSSSS AAA B CC D FILE FILENAME D E M F A CIXCD KD...

Страница 53: ...3 boot exa0 flags 0 0 0 file ISL_LVAX_BL102 InfoServer on Ethernet 4 6 2 boot fxa0 file ISL_LVAX_BL102 InfoServer on FDDI 4 6 2 boot fl 0 4 0 dua20 14 0 2 02 CI VMScluster 4 7 2 4 7 3 4 7 4 b fl 8DAC...

Страница 54: ...se of additional boot command parameters Not all parameters are required some are optional These parameters are not used with the OSF 1 operating system The parameters are b oot fl ags NNNN M PPPP QQ...

Страница 55: ...B This parameter is depos ited into bits 0 27 of General Purpose Register R5 QQ is part of the device name indicating the device type as shown in Table 4 3 Table 4 3 Device Names VAX 7000 NNNN is the...

Страница 56: ...DEMFA DEMNA and KDM70 Node number of the disk drive for KFMSA and KZMSA CI node number of the HSC for CIXCD B is the device channel number It is a decimal number 0 or 1 for KFMSA and KZMSA each with t...

Страница 57: ...oot fl 0 0 100 or boot fl 100 are the same as boot fl 100 where 100 is the value of the PPPP option NOTE The console prompt for a uniprocessor system is which is used throughout this document For a mu...

Страница 58: ...ronment Variables Environment Variable Function auto_action Specifies the action that the console takes af ter an error halt Auto_action can be used for restarting booting and halting the sys tem Set...

Страница 59: ...If not defined all processors are considered enabled dump_dev1 Complete device specification of the device to which operating system dumps are written The default value when the system is shipped is a...

Страница 60: ...kname as shown in Example 4 1 Example 4 1 Set Boot Commands set boot_reset on 1 set bootdef_dev dua2 4 0 2 0 2 set boot_osflags 0 6 7 3 boot 4 the system now initializes and boots create nv work 5 set...

Страница 61: ...one in step 6 4 Booting can now be done from that device by typing boot or just b 5 Use the create command to create the environment variable work The nv option stores the environment variable work in...

Страница 62: ...the console prompt Primary bootstrap continues booting the operating system Boot driver on the primary processor reads bootblock from boot device System may reinitialize and self test is performed BXB...

Страница 63: ...rap OpenVMS Alpha AXP or OpenVMS VAX can be booted from standalone backup Not used with the OSF 1 operating system Bootblock The bootblock is logical block zero on the system disk it contains the bloc...

Страница 64: ...ot processor and all other proc essors become secondary processors This determination is made by the system at power up or initialization and can be altered us ing console commands Figure 4 5 Determin...

Страница 65: ...he processor with the lowest node ID number passing self test that is eligible to become the boot processor Once the boot processor has been determined all other processors on the system wait for comm...

Страница 66: ...gure 4 6 Local Device Booting Expander Cabinet System Cabinet External RA Disk Cabinet BXB 0305B 92 boot dud3 A B C D boot dua2 A B C D boot duc1 A B C D Where dk du device name a c d controller 1 2 3...

Страница 67: ...7000 Local devices can be installed in the DEC 7000 system The DEC 7000 system cabinet can contain up to two SCSI PIUs the ex pander cabinet can contain up to six SCSI PIUs and the external RA disk c...

Страница 68: ...0 R2TDYC DIA2 RF73 boot flags 0 0 dka100 1 0 1 0 2 Booting 3 Connecting to boot device dka100 initializing HWRPB at 2000 initializing page table at 1ee000 initializing machine state jumping to bootstr...

Страница 69: ...column shows the device type 2 In the boot command flags indicates that additional command pa rameters follow 0 is the system root of the boot device 0 is the boot strap option dk is the device code...

Страница 70: ...16 blocks from dka100 1 0 2 0 bootstrap code read in base 1fe000 start 0 initializing HWRPB at 2000 initializing page table at 1f2000 initializing machine state jumping to bootstrap at 1fe000 Resettin...

Страница 71: ...ler The third column shows the device type 2 In the boot command dk is the device code of the boot device a is the boot device controller designation and 100 specifies the hexadeci mal unit number of...

Страница 72: ...how device com mand which is used to determine the location of the boot device Example 4 4 Sample Local Device Boots show device 1 polling for units on kfmsa0 slot 1 xmi0 2 dua2 2 0 1 0 R2TDYC DIA2 RF...

Страница 73: ...he boot device controller designation and 2 specifies the unit number of the boot device The next 2 is the node number 0 is the device channel number 1 is the XMI node number and 0 is the I O channel...

Страница 74: ...ver used to first load the operating system for the VAX 7000 First find the available InfoServer services and then select one of them Enter function ID to Choose Service Place CD in CD drive Enter Opt...

Страница 75: ...Server Figure 4 7 illus trates these steps See Section 4 6 2 for information on show network and boot commands Each InfoServer drive has its own address so either drive can contain the CD needed to lo...

Страница 76: ...NODE 3 A M P P TYP o ST1 E B BPD o ST2 E B BPD ST3 E B BPD C0 XMI C1 C2 C3 A0 ILV 128 128Mb Firmware Rev V1 0 1625 SROM Rev V1 0 0 SYS SN GAO1234567 Booting Connecting to boot device exa0 flags 0 0 0...

Страница 77: ...rdware address in hex 08 00 2B 0B BB ED 2 Boot standalone backup across the Ethernet by specifying the console device name of the network device exa0 additional command pa rameters flags 0 0 0 the Ini...

Страница 78: ...on ID value 3 2 OPTION OPTION ID 1 Find Services 2 Enter known Service Name Enter an Option ID value 1 3 Working Servers found 2 4 Service Name Format Service Number Service Name Server Name Ethernet...

Страница 79: ...played Enter 1 to display the available Ethernet servers and services In this example two servers are found on the Ethernet 4 Each server has two services 1 and 2 The service names are listed such as...

Страница 80: ...er and HSC disk controller or a DSSI configuration with a KFMSA and controller as shown in Figure 4 9 Figure 4 9 Booting from CI and DSSI VMSclusters BXB 0070D 92 NI Adapter CI Adapter NI Adapter CI A...

Страница 81: ...ptional APB or VMB parameters are zero Figure 4 9 shows sample VMScluster configurations Logically each DSSI bus is equivalent to a small CI with a Star Coupler The RF devices on the DSSI are function...

Страница 82: ...1 RA82 dua80 15 0 2 0 100 DUA80 RA90 boot fl 4 0 dua20 14 0 2 0 2 Booting 3 Connecting to boot device dua20 initializing HWRPB at 2000 initializing page table at 1ee000 initializing machine state jump...

Страница 83: ...additional command parame ters follow 4 is the booting system root on the cluster system disk 0 is the bootstrap option du is the device code of the boot device a is the boot device controller designa...

Страница 84: ...0 2 0 is a valid boot block reading 16 blocks from dua31 14 0 2 0 bootstrap code read in base 1fe000 start 0 initializing HWRPB at 2000 initializing page table at 1f2000 initializing machine state jum...

Страница 85: ...vice code of the boot device a is the boot device controller designation and 31 specifies the unit num ber of the boot device The 14 is the HSC controller node number that the boot device is connected...

Страница 86: ...0 2 Booting 3 Connecting to boot device dua20 block 0 of dua20 is a valid boot block reading 85 blocks from dua20 bootstrap code read in base 116000 start 200 boot device name dua20 14 0 2 0 boot fla...

Страница 87: ...follow 0 indicates no shadow set 4 is the booting system root on the cluster system disk 0 is the VMB option du is the device code of the boot device a is the boot device controller designation and 2...

Страница 88: ...ting is used with OpenVMS VAX to boot from a virtual disk that is set up by the console boot fl ags 8DAC 2 0 dua3500 14 0 12 1 dua63 14 0 12 1 BXB 0303B 92 Virtual device Physical device parameters Vi...

Страница 89: ...4 The device search list contains dua3500 which is the virtual device and dua63 which is the physical device The console first attempts to boot from the virtual device followed by the physical device...

Страница 90: ...1 1 0 6 0 R2TDYC DIA1 RF73 dub2 2 0 6 0 R2TDYC DIA2 RF73 boot flags 0 3 0 dub1 1 0 6 0 2 Initializing F E D C B A 9 8 7 6 5 4 3 2 1 0 NODE 3 A M P P TYP o ST1 E B BPD o ST2 E B BPD ST3 E B BPD C0 XMI...

Страница 91: ...evice type 2 In the boot command flags indicates that additional command pa rameters follow 0 is the shadow set unit 3 is the system root of the boot device 0 is the VMB option du is the device code o...

Страница 92: ......

Страница 93: ...oot program build eeprom Creates a new EEPROM image or restores a cor rupted one cdp Configures DSSI devices clear1 Removes an environment variable continue Resumes processing at the point where it wa...

Страница 94: ...ironment variable show1 Displays an option or environment variable start Starts the execution of instructions at the specified ad dress stop Stops a secondary CPU test Tests the system a subsystem or...

Страница 95: ...oot command for OpenVMS Alpha AXP Table B 2 lists the OSF 1 options used with the boot command Table B 3 lists the virtual memory boot VMB options used with the boot command for OpenVMS VAX These opti...

Страница 96: ...t 8 Performs a diagnostic bootstrap 10 Stops the boot procedure at the bootstrap break points 20 Omits the header from the secondary bootstrap image 40 Inhibits memory testing 80 Prompts for the name...

Страница 97: ...Boot Options B 3 Table B 2 OSF 1 Boot Options Option Function a Boots the system disk to multiuser mode d Do full clumps i Boot to interactive mode plus options s Default boot option...

Страница 98: ...ck whose logical block number is specified in the General Purpose Register R4 4 Not used 5 Boot breakpoint This stops the primary and secondary load ers with a breakpoint BPT instruction before testin...

Страница 99: ...y hardware path information and the update process is highly automated Both the LFU program and the firmware microcode images it writes are supplied on a CD ROM You start LFU on DEC 7000 systems by bo...

Страница 100: ...ion Display Displays the system s configuration table Exit Return to loadable offline operating environment List Lists the device types and firmware revisions supported by this revision of LFU Modify...

Страница 101: ...the show device command to find the name of the RRD42 CD drive 2 Enter the boot command to boot from the RRD42 The RRD42 has a device name of dka100 3 LFU starts displays a summary of its commands and...

Страница 102: ...wn Service Name Enter an Option ID value 1 3 Working Servers found 3 Service Name Format Service Number Service Name Server Name Ethernet ID 1 INFO4 RZ57 INFO4 08 00 2B 26 A6 98 2 6000_DIAG_H INFO3 08...

Страница 103: ...urrent firmware with loadable data image Verify Compares loadable and device images or Help Scrolls the function table Function 5 1 Enter the boot command to boot from the InfoServer Note that the ISL...

Страница 104: ...tion is Device Mnemonic performed to a single device Device Mnemonic performed to all devices of the same type or All performed to all devices in the system Exit not performed Program returns to Selec...

Страница 105: ...ample show kdm70 would display all KDM70 controller modules 3 If you enter an exit command at the device prompt LFU returns to the function prompt for another command 4 The most useful form of the com...

Страница 106: ...t your terminal are sup ported for firmware updates Example C 4 List Command Function l 1 Loadable Firmware Update Utility Version 2 01 2 Name Mnemonic Update Firmware Update Hardware Revision Revisio...

Страница 107: ...lar device but only one firmware revision corresponds to any hardware revision Comparing the output of the list and show commands helps you understand which devices should receive firmware updates 2 V...

Страница 108: ...3 Update cixcd0 Y N y 4 WARNING updates may take several minutes to complete for each device DO NOT ABORT cixcd0 Updating to 70 00 Reading Device Verifying 70 00 PASSED Function update 5 Name Type Rev...

Страница 109: ...ldcard LFU tries to update all modules 6 LFU prints the configuration table and prompts before all devices are updated 7 This message appears because in this example the firmware on the DEMNA module i...

Страница 110: ...and returns to the system console prompt Example C 6 Exit Command Function show Device Mnemonic s exit 1 Function exit 2 Initializing F E D C B A 9 8 7 6 5 4 3 2 1 0 NODE A M P P TYP o ST1 E B BPD o...

Страница 111: ...Updating Firmware C 13 1 From within the Device Mnemonic s prompt exit returns to the Function prompt 2 At the Function prompt exit causes the system to be initialized 3 The console prompt appears...

Страница 112: ...0000 0000 unknown0 8 DWLMA 102A A5A6 dwlma0 N A A A CIXCD 0C05 EB11 cixcd0 69 00 A01 Function verify kdm700 2 kdm700 Reading Device Verifying 3 00 FAILED At Address 3d830 3 Hardware data 41570020 Upd...

Страница 113: ...devices 2 Verify reads the firmware from the module into memory and com pares it with the update firmware on the CD ROM If a module al ready verified successfully when you updated it but later failed...

Страница 114: ......

Страница 115: ...cute operating system code In general a single proces sor is designated as the primary or master processor other processors are the slaves The slave processors are limited to performing certain tasks...

Страница 116: ...he system load device into mem ory CD ROM DEC 7000 VAX 7000 Console CD ROM Contains the LFU utility used in upgrading firmware and copies of the firmware for all modules in the system including the co...

Страница 117: ...pters and devices Console program The code that the boot processor executes during console mode Each proc essor has a copy of this code in flash ROMs After a boot processor has been determined that pr...

Страница 118: ...d necessary cables and the XMI clock card See also XMI PIU and XMI clock DWMBB The XMI to VAXBI adapter a 2 module adapter that allows data transfer from the XMI to the VAXBI Environment variables UNI...

Страница 119: ...hared between the console and system soft ware a critical resource during bootstraps recovery from power failures and other restart situations Hose The interconnect between the IOP module on the LSB b...

Страница 120: ...onnection to nodes on a SCSI bus ISE integrated storage element All DSSI storage devices such as RF disks and TF tapes are ISEs LDC local disk converter Converts 48 VDC to 5V and 12V needed by the sto...

Страница 121: ...erate in parallel More protocol A protocol used on the XMI bus that allows XMI nodes to make noninter locked memory reads and writes Using the More protocol increases I O performance Node LSB LSB node...

Страница 122: ...d internal console data structures are initialized After power up the secondary processors also use the console code from memory SCSI Small Computer System Interface An industry standard interface for...

Страница 123: ...ting system dynami cally maps a given virtual address to a physical adddress VMB The virtual memory boot program VMB EXE that boots the OpenVMS VAX operating system VMB is the primary bootstrap progra...

Страница 124: ......

Страница 125: ...4 32 Boot command 4 20 4 22 4 34 4 36 4 38 4 42 A 1 Boot device 4 2 4 15 Boot driver 4 15 Boot procedure 4 14 Boot processor 1 5 4 1 4 17 selection 4 16 Boot program 4 14 Build EEPROM command A 1 C CC...

Страница 126: ...ive 1 9 2 15 IOP module 1 5 1 11 ISL C 5 I O bulkhead 1 11 2 11 I O bus adapter module 1 5 I O PIU 1 7 1 9 I O port module 1 5 K KDM70 4 3 Keyswitch 3 3 Key On light 3 5 KZMSA 2 3 4 3 L LFU 4 3 C 1 Li...

Страница 127: ...how device command 4 24 4 34 4 36 4 38 Show network command 4 28 Start command A 2 Status indicator lights 3 4 Stop command A 2 System architecture 1 4 characteristics 1 2 footprint 1 2 options 2 14 T...

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