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HP 900 Series, Service Information Manual

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Summary of Contents for 900 Series

Page 1: ...Service Information Manual HP 9000 Series 300 Computers Models 330 350 HP Part Number 98562 90030 FIIOW HEWLETT a 1 II PACKARD Hewlett Packard Company 3404 East Harmony Road Fort CoIHns Colorado 80525 ...

Page 2: ...ce Copyright 1986 Hewlett Packard Company This document contains proprietary information which is protected by copyright All rights are reserved No part of this document may be photocopied reproduced or translated to another language without the prior written consent of Hewlett Packard Company The information contained in this document is subject to change without notice Restricted Rights Legend U...

Page 3: ...the page A vertical bar in the margin indicates the changes on each page Note that pages which are rearranged due to changes on a previous page are not considered revised The manual printing date and part number indicate its current edition The printing date changes when a new edition is printed Minor corrections and updates which are incorporated at reprint do not cause the date to change The man...

Page 4: ...commercial environment Operation of this equipment in a residential area is likely to cause interference in which case the user at his own expense will be required to take whatever measures may be required to correct the interference VCCI Statement Japan Only L O j ft tff I tili c is I m tL tff i i I O LkM m m thh V eel c 1 5 L is i to fJt t 8 tili i t j i 0 L t tili ffl t t T v 1 3 I 5tft c 5tf 1...

Page 5: ... accomplishing the job WARNING The power supply is hazardous to personnel Extreme care must be taken when connecting voltmeter probes to the test points Turn otT the unit and remove the power cord before connecting or removing test probes CAUTION Integrated circuits on PC boards are susceptible to damage by electro static discharge Extreme care must be taken when handling printed circuit boards Us...

Page 6: ...vi Notices ...

Page 7: ...n some cases two or more references will be shown for a given infonnation type You should check all references to be sure you get the specific information you need For example suppose you need to find out what the Repair Philosophy is for the Model 318M Workstation s SPU Locating Repair Philosophy in the left hand column and moving to the right in that row you ll notice that this information is in...

Page 8: ...e tests 2 3 Installation 2 2 All All All All I O Bus architecture 1 3 Monitors 1 3 All A 1 People who can help 1 Options Accessories 1 3 3 All All All Ordering spare parts 6 8 Part numbers 6 8 All Peripherals 1 3 All Preventive maintenance 2 Product information 1 1 All All All All All Product numbers 1 1 3 All A All Reference material 7 10 All All Self tests 4 5 5 1 2 Service notes 1 11 Site prepa...

Page 9: ...cation Terms 10 Serial Numbers 10 Hardware Terminology 11 Software Terminology 12 Hardware Support Documentation 12 Service Information Manual 13 Service Handbook 14 Test Tools Manual 15 Service Notes 15 Installation Notes 15 Series 300 Configuration Reference Manual 16 Site Preparation Manual 16 Installation Reference 18 Specifications 19 Electrical 19 Environnlental 19 Electromagnetic Interferen...

Page 10: ...llse 35 HP HIL Devices 35 Systenl Bus 35 Processor Board 36 Video Boards 36 Interface Cards 36 Add On Boards 37 DI0 Accessory Cards 38 Power Supply 39 Top Cover 41 Front Panel 43 Fans 44 DIO Card Cages 45 DIO Backplane 47 Fan Housing 48 Motherboard 4 8 Card Guides 50 Chapter 3 Functional Description Introduction 51 Computer Overview 51 Expander Overview 51 Computer Architecture 51 Computer Packagi...

Page 11: ...it 74 Translation Tables 77 Translation Lookaside Buffer 77 ache 77 Boot ROM and Self Test LEDs 78 Model 3 30 Processor Board 79 lntro iuction 79 Central Processing Unit 79 IV1emory anagelnent Unit 79 On Board RAM 80 Bus Architecture 84 lntro iuction 84 Model 350 System Bus 84 DIO and DIO II Bus 84 RAM Boards 86 Introduction 86 RAM Architecture 86 RAM Address and Size 90 tAM lock 90 Board Select 9...

Page 12: ...ter 4 Boot ROM Functions Introduction 119 Power Up Sequence 119 Power up Overview 119 Configure Mode Software Override 124 Force Long Memory Test 125 Continuous Self Test 125 50 or 60 Hz CRT 12G The Human Interface 127 Output Devices 127 Input Devices 127 Remote Human Interface 1 31 Self Test 13 3 Hardware Initialization Support 1 3 3 Assembly Self Test Support 1 3 3 Tests Performed by the Boot RO...

Page 13: ...cisers 159 Package Contents 160 Self Test 161 Failure Indications 161 Chapter 6 Parts Lists Replacement Parts Information 167 Introduction 167 Cooperative Support Program 167 Exchange Parts 167 Parts Lists 168 Static Free Bags 168 Labels 168 Computer Electrical Parts 168 Computer Case Parts 170 Expander Case Parts Diagram 172 HP 98570A and 98568A Opt 132 Expander 173 External Cables 174 HP HIL Dev...

Page 14: ...ing Screws 48 Figure 2 16a Computer Motherboard Fasteners 49 Figure 2 16b c Expander Motherboards Fasteners 50 Chapter 3 Functional Description Figure 3 1 Model 330 350 Architecture Diagram 52 Figure 3 2 Model 330 350 Block Diagram 53 Figure 3 3 Model 330 350 SPU Configuration 56 Figure 3 4 Model 330 350 RAM Configurations 58 Figure 3 5 Computer Expander Back Panels 61 Figure 3 6 HP 98242A 4 Slot ...

Page 15: ...lay Compatibility Video Diagram 115 Figure 3 32 Disp Compatibility Graphics Card 117 Figure 3 33 Disp Compatibility Graphics Diagram 118 Chapter 4 Boot ROM Functions Figure 4 1 Example Configure Mode Display 124 Figure 4 2 Config ure Mode 50 60 Hz Display 126 Figure 4 3 Boot ROM Output Device Selection 128 Figure 4 4 Boot ROM Input Device Selection 129 Figure 4 5 Example Self Test Error Display 13...

Page 16: ...nts 110 Chapter 4 Boot ROM Functions Table 4 1 Power Up Flow Chart 120 Table 4 2 Power Up Sequence 122 Table 4 3 Boot ROM Key Sequence Diagram 144 Chapter 5 Troubleshooting Table 5 1 Computer Expander Troubleshooting 153 Table 5 2 Minimum Functional System 158 Table 5 3 General Failure LED Indications 162 Table 5 4 Self Test LED State Failure LED Codes 163 Table 5 5 Self Test Sequential State LED ...

Page 17: ...powerful workstations The Model 350 is very suitable for high end test and measurement applications and supports a variety of office automation software Foundations of these workstations are the computers or system processing units SPU Each uses a single Design Plus box that holds the four system boards that support all the functions required for most system configurations System Configurations Se...

Page 18: ... Typical Workstation 98782A 19 inch Monitor 2 Slot 010 Backplane DOS Coprocessor Board Cable Included 108338 Coble 108338 Cable 98624A Interface 9144A L Wl Tape Drive HP 18 RS 232 LAN HP HIL DO Processor Board Keyboard Video Board Figure 1 2 Model 330 Typical Workstation 2 Product Information Cable Included ...

Page 19: ...h Speed System Bus Common Features 4 Gbytes Virtual Memory address space 32 bit DIO II I O Bus IEEE 488 HP IB Interface RS 232C Serial Interface IEEE 802 3 Ethernet LAN Interface with ThinMAU and T Connector High speed IEEE 488 Disc Interface optional on Model 330 Two channel DMA Controller HP IB HP HIL and RS 232 adapter cables Direct Connect I O HP 98568A Opt 132 Expanders 8 DIO Card Slots HP 98...

Page 20: ...tation Now applications once limited to large mainframes can be executed locally New applications of artificial intelligence coupled with design software can now be developed and significantly increase the productivity of the design professional Full potential of the MC68020 processor is realized by the use of a 32 Kbyte cache with 32 bit wide entries operating at a 120 nsec cycle time zero proces...

Page 21: ...ocessor access to main memory It is com patible with the 16 bit DIO bus of the Series 200 and the Model 310 and 320 computers allowing access to most accessory and interface cards available for those systems Model 350 memory boards are accessed by a third very high speed 32 bit system bus Con necting between the processor board and RAM boards it allows faster read and write cycles than the I O bus...

Page 22: ...rd One system slot is available for the video board display system interface board or 2 slot DIO backplane System Interface Board 350 Processor Board 4 MB RAM Cntrlr Bd T Empty for Video Board 010 11 Backplane FRONT High Speed Disc Interface 2 Connector System Bus Port of Rear Cover Plate REAR Figure 1 4 Model 350 System Slot Diagram 6 Product Information ...

Page 23: ...interface HP 9000 Hardware Compatibility lModel 330 and 350 hardware compatibility ensures use and or support of the same Series 200 300 interface accessory cards except 256 Kbyte and 1 Mbyte RAM cards Series 300 graphics subsystems Peripherals supported on other Series 300 systems These workstations are fully compatible with the wide range of disc and tape drives printers and plotters and HP HIL ...

Page 24: ...m Slots 010 11 Backplane SPU 4 Slot 010 Backplane Option 004 deletes this backplane leaving four total system slots REAR 98568A with Option 132 1 1 I T Direct Connect I O Expander 8 Slot 010 Backplane REAR 010 11 Backplane Figure 1 5 Direct Connect Expanders Diagram 8 Product Information ...

Page 25: ...haring space on large local discs and for sharing attached high quality printers and plotters Because the LAN is an industry standard the Model 350 workstations can also be connected to other vendors systems to access data and to utilize the other computing resources available to the department BASIC 5 0 BASIC 5 0 HP 98613C is a revision of the Series 200 300 BASIC 4 0 Revision 4 03 BASIC 5 0 prov...

Page 26: ...tion HP 9000 Series 300 Model 330 and 350 Computer is Product Number HP 98562A and 98562B respectively A complete explanation of these names and numbers is shown later in this chapter Configuration and other product information is also covered Products Manufactured by HP Technical Workstations Operations At the manufacturing division the computer s are built and configured using the numbering conv...

Page 27: ...processor board External does not mean outside the computer s case parts Peripheral A device external to the computer such as a keyboard monitor disc drive plotter printer bus expander etc I O Expander A device external to the computer that connects to the computer s DIO II bus This device provides power to its installed accessory cards and pernlits more of these cards to be used in the computer s...

Page 28: ...uence to cause specific actions such as accounting electro mechanical design data sampling and output etc This information is sometimes referred to as software as it is information that is stored in or on a medium and can be transferred Hardware Support Documentation The purpose of these computers and expanders Hardware Documentation is to support the installation and maintenance of these products...

Page 29: ... Locator to help you find service infor mation Introduces the computer bus expander covers features specifications options accessories operating systems repair philosophy and a general description of the Model 350 Computers and HP 98570 Bus Expanders Has an overview of how the Hardware Documentation is orga nized In this chapter disassembly and reassembly of all field replaceable parts for the com...

Page 30: ...Gives power requirements fuse and power cord data and installation information If preventive maintenance is required it is shown in this chapter Lists various product configurations and explains what each one is Lists tools required including Test Tools and explains several troubleshooting procedures Flow charts are fre quently used Lists tests to run to check out the computer some pe ripherals an...

Page 31: ...what it does Error messages are listed and explained Tells how various computer peripheral tests are loaded and run Tests are explained error messages shown and defined Examples of some tests are given Includes tests for HP HIL devices Explains how tests for CS 80 disc drives are loaded ran and results are interpreted Error messages are shown as well as several examples of running the tests iVhen ...

Page 32: ...uirements Its organization is shown below Chapter No and Title Chapter 1 Introduction Chapter 2 Responsibilities Chapter 3 Preparing the Electrical Environment Chapter 4 Preparing the Physical Environment Chapter 5 Providing Other Necessities Chapter 6 Equipment Arrangement and Space Planning 16 Product Information Contents Explains the purpose and contents of the Site Prepara tion Manual Identifi...

Page 33: ...ment unpacking the cartons and scheduling the installation of HP 9000 Computer Systems Lists product specifications for electrical requirements heat generation temperature and humidity require ments and shipping dimensions Contains forms to use for preparing the site such as Pre Installation Worksheet Shipment Scheduling Form and a Site Completion Checklist Product Information 17 ...

Page 34: ...n ing on the computer Chapter 3 Installing Accessories This chapter covers accessory configuration and instal lation such as memory or interface cards Chapter 4 Installing Your Keyboard This chapter covers keyboard and monitor installation and Monitor Chapter 5 Installing HP IB Peripherals Chapter 6 Installing Non HP IB Peripherals Chapter 7 Reading the Self Test Reference Glossary 18 Product Info...

Page 35: ...ation Battery Back up Environmental Operating temperature Operating humidity Operating altitude 120 Vac 48 66 Hz 240 Vac 48 66 Hz 8AF 250V Total Power Available from motherboard 95 Watts 5 Vdc 40 Watts 12 Vdc 12 Watts 12 Vdc Each system slot 23 Watts 5 Vdc 10 Watts 12 Vdc 3 Watts 12 Vdc 1 KVdc 250 Watts maximum 5 0 A 120 Vac 3 0 A 240 Vac 853 BTU hr 250 Kcal hr Real Time Clock on System Interface ...

Page 36: ...lass B requirements The shipping container for each computer includes the Localization Kit which includes power cords fuse keyboard cable HP HIL cable Installation Reference and Installation Picture Card Models 330 or 350 Computer Shipping Weight Container Dimensions 15 9 kg 35 pounds Width 502 mm 19 75 inches Length 559 mm 22 inches Depth 267 mm 10 5 inches Cube 0 07 m3 2 65 feet3 HP 98568A Opt 1...

Page 37: ... Custom MMU 4 Gbytes per process 84 default user settable 4 Kbytes page Write through instruction data external to MC68020 instruction cache 16 Kbytes 8K words of 32 bit entries 120 nsec Four 32 bit words each 2K partitions Match on time of day 0 00 86400 00 seconds 10 msec 1 94 days 10 msec 1 94 days 4J lsec resolution accurate to 25 ppm Three independent tone generators controllable over 30 db 8...

Page 38: ...aximum RAM 22 Product Information Motorola MC68020 16 67 Mhz 32 bit data and address registers 4 Gbytes virtual mapped to 4 Gbytes physical 32 bit synchronous to 4 Mbytes On board RAM Motorola MC68881 16 67 Mhz Motorola MC68851 16 67 Mhz 4 Mbytes Byte parity error checking 300 nsec Byte parity error checking 32 bits address 32 bits data 22 2 Mbyte sec read 14 3 Mbyte sec write 180 nsec 4 Mbytes on...

Page 39: ... sec ThinLAN coax cable RG 58U IEEE 802 3 Ethernet 10 Mbits sec IEEE 488 1 Mbyte sec 8 per interface supported Additional disc interfaces are available as optional ac cessories IEEE 488 350 Kbyte sec 15 per interface devices supported RS 232C standard DB9 with cable adapter to DB25 10 milliseconds 5 seconds day Lithium 1 year expected life HP 46021A ITF type with HP HIL interface 107 key low profi...

Page 40: ...Box 46087A ANSI A ISO A4 size digitizer 46088A ANSI A ISO A3 size digitizer 46089A 4 button cursor for 46087A and 46088A 46094A Quadrature port 46095A 3 button mouse for 46094A 98203C Large Keyboard with Knob Table 1 3 Video Accessories Product Bus and Type Number Product Name Description DIO Video Card HP 98546A Display Compatibility Interface DIO II System Boards HP 98287A HP 98700A Interface HP...

Page 41: ...ccessories peripherals operat ing systems and application programs are supported by Hewlett Packard Any computer system with other than HP approved hardware or software connected or installed must have the non HP approved hardware and software removed by the customer before On Site or Serviee Center repair is accomplished Repair Services Hewlett Packard provides repair services in three ways On Si...

Page 42: ...enter caller and one alternate for telephone assistance and a Software Materials Subscription Response Center Support RCS provides one Response Center caller and one alternate for telephone assistance and Software Materials Subscription Software Materials Subscription SMS provides software and manual updates Software Status Bulletins and HP communicator magazine Updates to ROM based systems are no...

Page 43: ...ew and expander to computer attaching screws 2 Pozidriv screwdriver 4 inch 100 mm blade Used for the power supply ground tab screw and expander to computer attaching screws Flat tip screwdriver 0 125 inch 3 mm wide tip 4 inch 100 mm blade Anti Static Bags Access Flow Chart Figure 2 1 is an Assembly Access Flow Chart showing the access process to replace parts To use this chart identify the part to...

Page 44: ...q 1 I D I 00 00 I D 8 0 c I D 00 00 C1 1 M Remove Fuse Disconnect Remove System Interface Board Remove Remove Processor l r Remove Video Board I I ni nnnil l t I tfi Q UA A Remove Accessory Card I I R v p I Remove Power Supply 02 0 ...

Page 45: ... I l D N I rIl rIl D t D rIl rIl Q c r J 8 r r r C n 8 s b co ...

Page 46: ...rams Figure 2 2 and 2 show exploded views of the computer and expander These diagrams should help you determine how the parts are installed or replaced Figure 2 2 Computer Exploded Diagram 30 Assembly Replacement ...

Page 47: ...Figure 2 3 Expanders Exploded Diagram Assembly Replacement 31 ...

Page 48: ...your fingers Heed and follow all WARNING HAZARDOUS VOLTAGE labels Failure to follow these safety precautions may result in serious injury or worse System Board Installation CAUTION Do not use excessive force to seat system boards in the system slot connectors If excessive force seems to be needed to install a board remove the board and inspect the motherboard s connector for bent pins Straighten a...

Page 49: ... accessories and peripherals can be protected by using a static free workstation and wearing clothes that do not hold static charges before handling any of the unit s PC boards When you need to remove or install a part remove power from the product first With the static free workstation in place touch sheet metal with your fingers before touching the printed circuit assembly If the assembly is not...

Page 50: ... is on the unit s right side The left side is the side on your left as you face the front of the unit For example the power supply is on the unit s left side The front is the end toward you as you face the front panel For example the power switch is on the unit s front end The back is the end away from you as you face the front panel For example the fuse is on the unit s back end The top and botto...

Page 51: ...e unit off 2 Remove the power cord Procedures 1 Disconnect the HP HIL cable from the system interface board 2 Remove the HP HIL device from the other end of the HP HIL cable 3 To install an HP HIL device reverse steps 1 and 2 System Bus Preliminary Requirements 1 Turn the computer off 2 Remove the power cord Procedure 1 Loosen the two or more captive thumbscrews holding the system bus to the rear ...

Page 52: ...t the video cables from the video board 2 Using a 1 pozidriv or your finger tips unscrew the two captive screws holding the video board in its system slot 3 Remove the video board 4 To install the video board reverse steps 1 2 and 3 Interface Cards These procedures apply to graphics display station or system interface boards in a system slot and I O cards in a DIO slot Preliminary Requirements 1 T...

Page 53: ...tor CAUTION When installing the high speed disc add on board to the system inter face board use extreme caution when connecting the HP IB cable to the add on board Improper connection will damage and bend pins on the add on board connector Connect the pins first then the cable 5 To install the interface reverse steps 1 2 3 and 4 Add On Boards This procedure tells how to remove the following assemb...

Page 54: ... Board Installation Note or Chapter 3 in the Service Handbook 010 Accessory Cards Preliminary Requirements 1 Turn the unit off 2 Remove the power cord Procedures 1 If the card is behind a slot cover remove the slot cover 2 If the card is above and behind another card s rear panel disconnect the cables from the card s panel then remove the card 3 Raise the card s ejector levers with your finger tip...

Page 55: ...Refer to Figure 2 5 WARNING A shock hazard exists on the power supply until about one minute after the unit is turned off Use caution in handling the power supply Figure 2 5 Power Supply Access Cover Screws 2 Remove the power supply access cover 3 Remove the power supply grounding tab screw Refer to Figure 2 6 Figure 2 6 Power Supply Grounding Tab Screw Assembly Replacement 39 ...

Page 56: ...ave the switch shaft connected Install the switch shaft from the failed power supply on the replacement power supply 5 Remove the switch shaft guide by pinching the tab shown in Figure 2 7 and removing the guide Figure 2 7 ON OFF Switch Shaft Guide Removal Switch Shoft Guide 6 Remove the switch shaft from the ON OFF switch by gently pulling the switch shaft off the switch Refer to Figure 2 8 Switc...

Page 57: ...he back of the cover to remove it 2 To install the top cover place the top cover on the chassis ensuring the RF shield plates are outside the sides of the chassis Assembly Note When installing the top cover ensure the lip on the back edge of the top cover catches the tab on the chassis when the top cover is fully seated in place 3 Slide the top cover forward and fit the front of the top cover insi...

Page 58: ...chassis ensuring the RF shield plates are outside the sides of the chassis Assembly Note When installing the top cover ensure the lip on the back edge of the top cover catches the tab on the chassis when the top cover is fully seated in place 4 Slide the top cover forward and fit the front of the top cover inside the front cover edges and engage the lip on both sides at the rear of the cover in th...

Page 59: ... them inward as shown in Figure 2 10 Figure 2 10 Releasing the Front Panel Catches 2 Carefully tilt the front panel forward to a 45 angle 3 The front panel can be removed and set aside Note When installing the front panel ensure the lip at the bottom of the front panel fits over the sheet metal on the bottom of the fan housing 4 To install the front panel reverse steps 1 through 4 Assembly Replace...

Page 60: ...ire connector from its pins on the mother board Refer to Figure 2 11 Voltage Test Points Fan Wire Connectors LED Wire Connector Figure 2 11 Fan Wire Connectors 2 For the large fan slide the power on LED bracket toward the front and bend the wires aside 3 Remove one of mounting screws from the fan to be replaced Refer to Figure 2 12 44 Assembly Replacement ...

Page 61: ...irements Turn the unit off RerIlove the power cord and these items 1 All cables from DIO cards in the slots 2 DIO slot cover if installed 3 Power supply access cover 4 Remove the expander from the computer if the computer s 2 or 4 slot DIO card cage is to be removed 5 Top cover Procedure 1 Disconnect the DIO ribbon cables from the motherboard 2 Remove the screw holding the right side of the DIO ca...

Page 62: ...ge to the chassis Refer to Figure 2 14 Figure 2 14 DIO Card Cage Screws 3 Slide the card cage out of position by rotating it to the right until the tabs on its left side clear their mounting slots and remove the card cage Assembly Note Note that the left side of the card cage fits outside the chassis and the right side fits inside the chassis 4 To install the card cage reverse steps 1 2 and 3 46 A...

Page 63: ...ay surely emit from this marvelous Hewlett Packard product So please watch out and put it back together right 1 Note what ribbon cable is attached to the motherboard and backplane connectors then remove the ribbon cables from the backplane 2 Remove the screws holding the backplane PC board to the card guides The number of screws will differ depending on the specific backplane Note If the DIG backp...

Page 64: ...ng in place Refer to Figure 2 15 Figure 2 15 Fan Housing Screws 4 Pull the fan housing forward and remove it 5 To install the fan housing reverse steps 1 through 4 Motherboard Depending on the unit and its upgrades different motherboards will be encountered These procedures apply in all cases Differences are shown relating to specific motherboards Preliminary Requirements Turn the unit off and rem...

Page 65: ...olding the motherboard to the fan housing and remove it Refer to Figure 2 16a H3b or 16c depending on the unit 3 To install the motherboard reverse steps 1 and 2 Removal Screws Figure 2 16a Computer Motherboard Screws Figure 2 16b HP 98568A Opt 132 Expander Motherboard Screws Assembly Replacement 49 ...

Page 66: ...uides Card guides on the left hand side power supply side of the cage just snap into place They may be removed by carefully unsnapping them Be sure they are replaced correctly with the correct end toward the front and back of the unit 50 Assembly Replacement ...

Page 67: ...ds The HP 98568A Opt 132 is an improved version of the earlier DIO expander used with l 10del 310 320 computers A new expander the HP 98570A adds the larger system board slots to computer systems In the expanders the board and card slots are identified below Depending on the version there are Two system and four standard DIO slots in a standard HP 98570A expander Four systerrl slots in an HP 98570...

Page 68: ...I F s 32 bit 32 bit CACHE MMU 16 32 bit f Built in DMA I F J CD T 0 a 16 bit Series 300 010 INTERFACES 32 bit RAM 16 bit Series 300 DOS COPROCESSOR 16 bit Series 300 VIDEO BOARDS AND GRAPHICS INTERFACES Figure 3 1 Model 330 350 Architecture Diagram 52 Functional Description ...

Page 69: ...DD ON 0 LARGE HP IB Q FAN SYSTEM INTERFACE HP HIL KEYBOARD c BOARD c RS 232 c I HP HIL DEVICES ttl r 4 R I 4 12 MBYlE 0 4 MBYTE II i SMALL RAM RAM ADD ON t FAN OQ 121 1 CONTROLLER BOARD 9 l I ISYS o BUS I Model 350 only l 1 I e 0 LEDi U t 12 PROCESSOR 00 l BOARD 6 4 MBYTE o RAM l 01 ...

Page 70: ...onnector system The first is identical to the Series 200 300 DIO connector A second or DIO II connector adds eight address lines sixteen data lines and more control lines When used with the signals on the DIO connector they allow 32 bit address and data transfers DIO II is designed to be compatible with DIO in two ways DIO bus masters like the DOS Co processor can talk to DIO II boards DIO II bus ...

Page 71: ...r and monochrome versions Aodel 330 350 computers support the following video boards HP 98542A Medium resolution Monochrome Video Board HP 98543A Medium resolution Color Video Board HP 98544A High resolution Monochrome Video Board HP 98545A High resolution Color Video Board HP 98546A Display Compatibility Interface Card requires DIO card cage HP 98547A High resolution Color Video Board HP 98287A I...

Page 72: ...der Backplane High Speed Disc Interface Board Board 12 MByte Add on Board 4 MB RAM Cntrlr Brd 12 MByte Add on Board 4 MB RAM Cntrlr Brd 010 11 Backplane Figure 3 3 Model 330 350 SPU Configuration 56 Functional Description REAR REAR 3 Connector System Bus This connector is sent with 98258A RAM board ...

Page 73: ...50 as well as the same DIO II and DIO bus capability A system bus cannot used on the Model 330 therefore memory cycles will be slower than the Model 350 Model 350 System Bus On the Model 350 back panel you will notice the cover plate over the processor and memory boards has a connector board mounted inside This connector provides a high speed memory bus between the Model 350 processor board and on...

Page 74: ...0 CPU Board 98544A Video Board High Speed Disc Interface Board System Interface Board 12 MByte Add on Board 4 MB RAM Cntrtr Brd 12 MByte Add on Board 4 MB RAM Cntrlr Brd 350 CPU Board DlO 1I Backplane Figure 3 4 Model 330 350 RAM Configurations REAR REAR 3 Connector System Bua This connector is sent with 98258A RAM board 58 Functional Description ...

Page 75: ...is implemented on the system board with a new semi custom CMOS standard cell The chip is features an HP proprietary 1 5 micron CMOS process and is a compatible superset of the HP 98620B DMA interface card High Speed Disc Add On An optional high speed disc add on is identical to the HP 98625B It allows HP IB word wide transfers during DMA cycles and is fully supported by software Because of limited...

Page 76: ...e located in every other slot Accessory cards may be installed in any slot And since the smaller DIO RAM 256K and 1 Mbyte boards and DMA accessories don t work for all practical purposes this 8 slot expander is really a 4 slot DIO interface expander HP 98570A Expander Here s a new expander that adds two DIO II system slots and four DIO slots An available option deletes the 4 slot DIO backplane and...

Page 77: ...Figure 3 5 Computer and Expander Back Panels Functional Description 61 ...

Page 78: ...available separately Shown installed in 98570A Direct Connect I O Expander 1 4 Slot 010 FRONT REAR l Figure 3 6 HP 98242A 4 S1ot Adaptor Diagram HP 982428 2 510t 010 Adaptor The second adapter converts one system slot to two DIO slots Use it with Model 350 when no bit mapped video board is used such as terminal based multi user systems Some bundled systems will have it installed to accomodate the ...

Page 79: ...Shown installed in 350 SPU box I I 2 Slot 010 FRONT REAR T 010 11 Baekplone Figure 3 7 HP 98242B 2 Slot Adaptor Diagram Functional Description 63 ...

Page 80: ... power is available for system boards or DIO cards The following table shows the power available to all combined motherboard DIO and system slots for Model 330 350 computers and HP 98568A Opt 132 and HP 98570A expanders Voltage Power Available Current Available 5 Vdc 95 Watts 19 Amps 12 Vdc 40 Watts 3 3 Amps 12 Vdc 12 Watts 1 Amp CAUTION When boards are installed in the unit they use power and the...

Page 81: ...Figure 3 8 Computer Expander Power Supply Functional Description 65 ...

Page 82: ...ial I Line Filter Line high freq V Sel bridge rectifier energYI storage t Transformer rl DD 2 eo rectifier r 1rectifier 12V post reg 5V over I current sensor I rectifier IT switching 1oII 1 l control circuitry oJ 5V feedback loop circuitry E 5V overvoltage protection 12V circuitry 1 2V PURESET es f 5V I circuitry k 12V ...

Page 83: ...8 arnpere fuse with a type F delay before blowing In both cases the line frequency is 48 66 Hz Low Frequency Filtering Nhen the power switch is turned on voltage is applied to the Low Frequency Filtering circuits These circuits trap low frequencies entering or leaving the power supply They also reduce ripple in the output voltages After filtering the line voltage is sent to the Bridge Rectifier Se...

Page 84: ...ary windings each feed a voltage regulator for the output voltages A voltage select switch is set to the line voltage range and causes the power transformer to have the same voltage output for both line voltage ranges Power Supply Regulators Functions of the Power Supply Regulators are 5 Vdc Power Supply 12 Vdc Power Supply 12 Vdc Power Supply 5 Vdc Voltage from the power transformer feeds through...

Page 85: ...ircuit will shut down the power supply protecting its components as well as components in other areas of the cornputer or expander The output of the Overvoltage Protection Circuit feeds the Switching Control Circuit Reset Circuit 1When ac line voltage is applied the power supplies start building up their output voltages The 5 and 12 Vdc supplies input the Reset Circuit As these inputs reach their ...

Page 86: ...design of custom accessory cards is contained in the HP 9000 Series 300 Model 330 350 Accessory Development Guide part number 98562 90010 When the DIO adaptors are installed power is distributed through the ribbon cables fronl the motherboard to these DIO backplanes connectors Bottom connector on 2 s10t DIO adaptors Bottom and next to top connector on 4 s10t DIO adaptors None of the other ribbon c...

Page 87: ...ards in the system slots are powered directly from the motherboard through two system slot connectors Voltage test points are on the back of the motherboard and are accessible from behind the front panel Two fans are connected to motherboard power connections The large fan is tied to the 12 and ground The small fan is tied between 5 and 12 Vdc Wires from the front panel LED are connected to the 12...

Page 88: ...Figure 3 12 Computer and Expanders Motherboards 72 Functional Description ...

Page 89: ... HP 98570A expander Two of these are used in the HP 98568A Opt 132 expander for eight DIO slots Functions Each expands a single motherboard DIO bus connector to either two or four slots for use with Series 200 or 300 accessory or interface cards Function wise they re no more than an extension of the DIO connector on the motherboard There are no active cOlnponents on the DIO backplane boards or the...

Page 90: ...ance when certain floating point math routines are part of the application An MC68881 chip performs these functions It implements the required IEEE standard capabilities Performance is significantly greater than the HP 98635A Floating Point Card Floating point instructions become part of the language of the CPU in its operation Memory Management Unit The MMU translates CPU logical addresses into p...

Page 91: ...Figure 3 13 Model 350 Processor Board Functional Description 75 ...

Page 92: ... 0 0 is is r V1 IAVI I A I n W I 0 0 0 CD I a 0 t 0 Q I W 0 0 0 I I I A I Xl r CD I VI A o J I H H n W Dl I U Cl W CD I I I 00 t J U A 00 I 00 u to H C 0 0 N 0 00 to Figure 3 14 Model 350 Processor Board Block Diagram 76 Functional Description ...

Page 93: ... need to be done when that logical address is accessed again The organization of the TLB is a direct mapped set associative cache The depth of the TLB is 2K entries with 1K for user and 1K for supervisor Because the TLB stores data from main memory any changes in the translation tables must be followed with either a complete or selective purge of the TLB The TLB must also be purged whenever the ro...

Page 94: ...er constituent system lines Because of the virtual cache monitoring of DMA accesses to au tomatically invalidate cache data would require prohibitively long reverse address translation Therefore the operating systelns are responsible for clearing the cache after every DMA or else DMAing only to cache inhibited pages The cache has separate user and supervisor valid bits Any particular cache line co...

Page 95: ...51 MMU for its memory management No cache is used on the Model 330 processor board l 1MU connections to the CPU are through the coprocessor interface All accesses to registers within the PMMU are done by use of coprocessor instructions rather than memory mapp registers Page size is 4 Kbytes or larger The TLB is a 64 entry CAM containing the most recently used translations When a miss in the TLB oc...

Page 96: ...330 computers They are shown in the next section under RAM Configuration Optimizing Model 330 System Performance Each of the Series 300 operating systems BASIC Pascal and HP UX are booted into different memory address ranges Application programs are loaded into other memory address ranges Depending on the operating system and application program used frequently accessed memory addresses mayor may ...

Page 97: ...yte block FFB whose top address is 1111111110 as shown in Table 3 5 Example 2 The 4 Mbyte block of RAM previously occupying these addresses moves up to the top of RAM 1111111111 FFF Note Should an error be made in configuring memory error messages may be displayed during power up Check the configuration switches on all RAM assemblies and the Model 330 processor board carefully Functional Descripti...

Page 98: ...RAM Configuration Switches Figure 3 15 Model 330 Processor Board 82 Functional Description ...

Page 99: ... RNl 10 RAM cs RNS 68881 4 Mbytes Parity 4 7 lW 1 IP Byte Parity I 4 Generator I l o 1 e s Checker L__ _1 7 __ t i U J n l e o 00 Decoder DTACK 32 II 32 BOOTes Boot ROMs I j System Timer 3 T 10 32 110 IRII RAM Control 010 Signal l Generator I 010 Buffer Control PCS MCS j MMU Status res and Parity Registers 16 4 FOLD 111 31 16 7 BA BD XD 010 CONTROL ...

Page 100: ...uters is used all existing Series 300 I O cards will function normally In addition new I O boards are supported on DIO II DIO II extends additional signal lines to some system slots which allow 32 bit address and data transfer DIO II supports standard Series 300 system size boards as well as the newer 32 bit system boards It is an extension of the DIO bus used on Model 310 320 computers In the sys...

Page 101: ... a READ cycle The slave then completes the cycle by asserting one of the DTACK Data Transfer ACKnowledge signals In DIO II there are four distinct types of bus cycles Address only Single data transfer Block data transfer Read modify write RMW DIO upgrades are available for the computer and expander to convert DIO II system slots to 2 or 4 s10t8 for use with standard DIO accessory cards The earlier...

Page 102: ...oard block diagram RAM Architecture Each RAM controller is a 4 Mbyte with parity RAM board for the Model 330 350 computers The 4 Mbyte or 12 Mbyte add on boards provide an additional 4 or 12 Mbytes of memory when installed on the controller board When a 4 Mbyte add on is attached to a 4 Mbyte RAM controller board an 8 Mbyte RAM 2 board assembly is formed In the same manner if the 4 Mbyte add on is...

Page 103: ...Figure 3 17 HP 98258A 4 Mbyte RAM Controller Board Functional Description 87 ...

Page 104: ...Figure 3 18 HP 98258B C 4 12 Mbyte RAM Add On Board 88 Functional Description ...

Page 105: ...s Control Signals t RAM Block 4 8 or 16MB 32 Bit Wide 4 Parity Bits Includes Buffers MUX Write System Board Select r Latch 1 Ir System Board j Select 010 II Board Select 1r 010 II Select Parity Bits Parity Check Generate High ILow Data Dota Fold Buffer 50MHz I II IR7 Data I Generatlor Address Select Autosize 25 MHz fram CPU emBoa Latch 010 II Buffer Data I Control Register Clock Circuitry 1 _ 1 Bu...

Page 106: ...nes are latched and parity will be generated Finally both the data and the parity will be written to the appropriate RAM chips Read Cycles Normal Read Cycle For a normal read cycle after select is issued the lower address lines will be latched Then the appropriate RAM chips will be read and parity will be checked providing parity is enabled If there is a parity error it is indicated to the CPU and...

Page 107: ...d on the HP 98258A RAM Controller Board They determine the addresses used on the assembly and are set to the top address in the block of RAM the assembly will respond to Switches are set to one of the 4 Mbyte RA 1 blocks starting at the top of RAM address FFFFFFFF Only the three most significant digits MSD of hexadecimal addresses are affected As the first eight switches S31 through S24 represent ...

Page 108: ...e Total Example 3 20 Mbyte Total Address RAM Assy Config Sw RAM Assy Config Sw RAM Assy Config Sw FFF 16 Mbyte 1111111111 8 Mbyte 1111111111 4 Mbyte 1111111111 FFB 16 Mbyte 1111111110 FF7 8 Mbyte 1111111101 FF3 FEF 16 Mbyte 1111111011 FEB FE7 FE3 As 8 Mbytes is the limit for Model 330 computers two configurations are possible Refer to Table 3 5 Table 3 5 Example Model 330 RAM Configurations Block ...

Page 109: ...lution color monitors HP 98547A High Resolution Color Video Output Board This version displays 1024 by 768 individual pixels and drives the high resolution color monitors These boards make extensive use of large scale integrated LSI circuits Up to six depending on the board NMOS III Display Controller chips provide an integrated bit mapped display with window nlove hardware and frame buffer suppor...

Page 110: ...Figure 3 20 Typical Video Board 94 Functional Description ...

Page 111: ... CONTROLLER cOMPOSITE VIDEO ON MONOCHROME BOARDS RED BLUE GREEN ONLY ON COLOR BOARDS PLANE 2 r DISPLAY CONTROLLER 4 PIXEL BUS ADDRESS BUS DATA BUS DISP ROM r HP 98547A ONLY PLANE 3 PLANE 4 I PLANE 5 PlANE 6 I 4 I 4 I I DISPLAY DISPLAY I DISPLAY DISPLAY CONTROLLER CONTROLLER I CONTROLLER CONTROLLER 4 4 L j 4 I RANDOM _ LOGIC I J It 010 BUS ck CD DECODE ...

Page 112: ...tion board Display Controller The Display Controllers are the heart of these video boards They provide complete video control and bit mapped alpha support for one graphics plane Interfacing directly with the computer CPU it integrates and manages most display functions The functions of the Display Controllers are Provide horizontal and vertical timing signals to the sweep section of the video boar...

Page 113: ...olor boards For monochromatic boards composite video with sync is output through a single BNC connector In For color boards a data merging circuit in the Frame Buffer Controller combines color and blanking data from the display memory into a 24 bit data stream Three digital to analog converters change this data stream into a current source for each of the three color outputs These outputs connect ...

Page 114: ...st If another font is required for the application the operating system or application software can specify another available font to be used Standard FONT or pixel display matrix for the video boards is shown below Video Board Medium Resolution High Resolution Clocks and Timing Character Matrix 9 by 12 6 by 10 Character Cell 10 by 15 8 by 16 The display clock frequency is different for each video...

Page 115: ...cessary for their application To maintain software compatibility the designs of several existing interface cards used in the Models 310 320 were integrated together Cards emulated on the system interface board are HP 98625B High Speed Disc Interface HP 98643 Local Area Network LAN 300 Link HP 98620B DMA Controller 98561 66532 Human Interface Card Each of these sections of the board operates indepe...

Page 116: ...LAN HS HP IB Figure 3 22 System Interface Board 100 Functional Description ...

Page 117: ...EAKER CONTROL AND I RTC D W I i BUS U CONTROL 00 l m BUFFER r IJ D 9 0 Ir INTERRUPT JABBER SIA INTERRUPT TIMER D 1 D t C 0 Q 1 Q t C 0 S O Q 1 o Q 9 INTERRUPT DECODER 0 0 I CONTROLLER BUFFER u LAN LU ENABLE z CONNECTOR ADDRESS z 0 I STROBE 1 u LAN z CONTROLLER 0 n 0 0 ADDRESS DATA MUX L I CONTROL 0 t f1 PAlS SRAM DATA NOVRAM REGISTERS i s jl o 0 n r 4 ffr I ...

Page 118: ...hain 8 bit byte 16 bit word 32 bit long word 4G transfers per arming Programmable 100 50 25 12 5 300 ns 13 3 Mbytes sec 2 8 Mbytes sec word transfers to RAM controller boards Programmable 7 6 5 4 3 FFFFFFFF 00000000 Local Area Network LAN functions are divided into three areas Backplane interface to the DIO II bus Shared melIlory area Frontplane interface to the network Interface with the DIO II b...

Page 119: ...st identical to the HP 98644A RS 232 Serial Interface Card It differs from the HP 98644A Interface Card in that it Allows interrupts at level 5 only There are no switches to change the interrupt level is the same as the HP 98644 Card Permanently sets the select code to 9 The HP 98644 card has switches which allow this address to be changed Does not allow reconfiguration to change the RS 232 s ID t...

Page 120: ...ition to the two external registers that exist for internal HP IB interfaces in other Series 200 computers All registers associated with the HP IB are multiple mapped within a 64 Kbyte block of memory in the internal I O address range One configuration switch for HP IB system controller is on the system interface board Located on the HPIB RS 232 configuration switch block the SC switch is set to 1...

Page 121: ...8 Local Remote o Local Shipped setting 1 Remote Table 3 9 HP IB and RS 232 Configuration Switches Switch Label Function How It s Used MEN Modem Enable 1 Modem lines enabled Shipped setting o Modem lines disabled REM Remote Terminal Enable 1 Remote Mode o Local Mode Shipped setting DIS RS 232 Disable o Enabled Shipped setting 1 Disabled SC Internal HP IB System Controller 1 System Controller Shippe...

Page 122: ...ransfers during DMA cycles and is fully supported by software Because of limited space the High Speed Disk card is implemented on a separate board This board configuration has the benefit of allowing users to order the HP 98262A High Speed Disc Add On to upgrade their system interface board Figure 3 24 High Speed Disc Add On Board 106 Functional Description ...

Page 123: ...OURCE r 0 a u w z rEt z I 1 a r u z r BP TO a FIFO FIFO 0 0 ABI TO FIFO FIFO r J r r I I 010 REG po I r I HP IB I CONTROLLER rEt I HP IBI CONNECTOR Figure 3 25 High Speed Disc Add On Board Diagram Functional Description 107 ...

Page 124: ... Figure 3 22 to locate these switches Table 3 10 High Speed Disc Add On Configuration Switches Switch Label Function How It s Used SELECT Select Code 1 L is LSB 5 M is MSB Shipped with SC 14 1 5 INT 6 Interrupt Level LEV 7 is MSB LEV 7 76 00 Level 3 o1 Level 4 Shipped setting 1 0 Level 5 1 1 Level 6 SC 8 System Controller 1 System Controller Shipped setting o Not System Controller LOW 9 Low High S...

Page 125: ...s is 2 4 metres total link maximum length is 16 8 metres This does not include the 15 or 30 metre extensions Series 300 Maximum link current is 1 A Link Controller A block diagram of a typical link controller is shown in Figure 3 26 I Power I 12V Supply J GND HP HIL Data so 51 HP HIL Data Computer Unk Interface J1 1 I V Sy tem Micro I 1 proc enor System Specific Components I V Figure 3 26 HP HIL L...

Page 126: ...94A Quadrature Port Device3 80 1 2 HP 46095A Three Button Mouse 80 0 96 HP 92916A Barcode Reader 100 1 2 Notes 1 Extension cables have two boxes each draws 25 rnA 2 Includes HP 460S9A 4 Button Cursor 3 Port devices require SO rnA devices attached cannot exceed 120 rnA Computer Link Interface Model 350 computer DIO bus architecture is interfaced to the HP HIL microprocessor in these circuits They a...

Page 127: ...set and simple output commands provide a simple device integration When the computer is turned on the link is polled for devices Each device on the link has its own ID which is sent to the computer and stored in memory The link is polled 60 times per second Should a device have data to input to the computer it sends its data frame to the computer for processing As each device s frames has its own ...

Page 128: ...o transmitting and receiving data it also interrupts the device microprocessor when a correctly addressed data frame or improper fonnat is received It also provides device hardware reset lowers the NMI line at power up and at device hard reset con1mand Device Microprocessor Tasks performed by the device microprocessor include maintaining the interface data sending and receiving tasks It also conve...

Page 129: ...d Video Input Katakana or Roman 8 Character font 50 or 60 Hz Refresh Rate Selection Alpha and or Graphics Video Output Figures 3 31 and 3 33 are block diagrams of the cards Refer to these diagrams for functional descriptions Video Card Input Video Bit Mapped video from a video board is input to the video card through the BNC connector labeled Video In The card contains a relay that selects either ...

Page 130: ...Figure 3 30 HP 98546A Display Compatibility Interface Video Card 114 Functional Description ...

Page 131: ...r Peripheral Processor HP HILl Connector 010 23 Interface I Ie Battery Backed 8 Registers Real TIme 7 8 Clock HPIB Connector I RS 232 Connector Figure 3 31 HP 98546A Display Compatibility Interface Video Block Diagram Functional Description 115 ...

Page 132: ...s as a com posite video signal Video is output from the Monitor BNC connector on the video card s rear panel When graphics mode is selected by software graphics video from the graphics card is input to the video card and output from the BNC connector labeled Monitor When alpha video is selected alpha video is output from the same connector This type of video is called separate alpha graphics video...

Page 133: ...Figure 3 32 HP 98546A Display Compatibility Interface Graphics Card Functional Description 117 ...

Page 134: ... TO GRAPHICS to I ADDRESS DECODE r TIMING AND CONTROL f 04 LOGIC STATE MACHINE I 1 DTACK 1MA t I II r o t C 0 0 O Q Ia h 6845 R W I OSCILLATOR TIMING I 25 7715 MHZ 1 9 roo r H ct 5 L J 6845 LSI CRT CONTROLLER r PARALLEL CHARACTER ROM TO SERIAL SHIFTER 1 HALF SHIFT AND DOT STRETCHER VIDEO AND ATTRIBUTE MIXER DIGITAL TO ANALOG VIDEO OUT J SYNC PULSE 1 CONDITIONERS f r GVIDEO COMPo VIDEO GHRTC GVRTC ...

Page 135: ...tive testing of computer hardware not used by the boot ROM should be done using the Series 300 Test Tools and or by some other means The Boot ROM s self test code is not a component level diag nostzc tool Table 4 1 shows the flow of events for the Power Up Sequence It shows everything that happens between power up and the start of the boot scanner This includes self test and initialization During ...

Page 136: ...f an alpha videa card Is present present then Initialize and blank It Clear RAM monitor flog Set up modlfloble doto ond code structures Boot sconner list vectors Mass storage vectors Call any that pass checksum Go thru self test vectors see next flowchart ...

Page 137: ...abl I I Int mal KBD 1 ctronic 1 Enabl any r mot keyboard I Set up Input portion of the human int rfac 1 1 Drop Int rrupt lev 1 to z ro I 1 Pr Ioad the re t of memory Walt 300 m for RAM r fr sh 1 T st and cl ar any 98204 graphics m mory 1 Walt anoth r 200 ms for RAM r fr h I 1 T st Int mal HP IB if pr nt j 1 Ch ck for DMA card pr nc I Look for I O cord on I ct cod 0 thru 31 I Allow a cord at sel ct...

Page 138: ...Wos there a boot ROM L no lchecksum failure I 1yes lRequire key press to I continue at own risk I 1 I Retum to start of self test Was there a boot ROM checksum failure It I Require key press to I s I I continue at own risk IWal a failure detected no yes 1 Put up finol highest priority failure value on LEDs J and sound af error code on keyboard beeper if one il present IWait 1 minute before continu...

Page 139: ...aphics 15 Test HP IB on processor board if present 16 Find any Direct Memory Access DMA 17 Find accessory I O cards Report all found Test the following a HP 98629 SRM Controller b HP 98527 Color Output Card c HP 98624 TI9914 HP IB d HP 98626 RS 232 Interface Card e HP 98644 RS 232 Interface Card f HP 98642 4 port Multiplexed RS 232 Card The HP 98628 RS 232 Interface Card if found will be reported ...

Page 140: ...fore an operating system is booted hold ICTRL Idown and press TI All mass storage operations lock out and defer the response to the CTRL C just as they defer RESETs This is to prevent leaving a mass storage device stranded in an abnormal state e g disc spinning An eXaInple Configure Mode display is shown in Figure 4 1 Copyright 1985 Hewlett Packard Company All Rights Reserved BOOTROM Rev A2 Bit Ma...

Page 141: ...t Pressing 1 causes the Boot ROM to continuously repeat the self test portion of its code This is a toggle switch so entering Configure Mode while already in Continuous Self Test Mode and choosing the U option will stop the continuous self test and cause the Boot ROM to continue normal operation While in Continuous Self Test Mode the Boot ROM will not wait beep or stop for most failures but will j...

Page 142: ...et to 1 the power up default is 50 Hz If m or rn is pressed during configure mode when there is both an alpha graphics video card set and a bit mapped video board present then the key pressed will effect the alpha display even though the 5 and 6 are not displayed If no alpha graphics video card set is present and m or is pressed the Boot ROM will re enter self test but the display will not be effe...

Page 143: ...o cards in the accessory slots that it finds even if that video circuit is not chosen as the output to the console device A bit mapped video board at internal address 56000016 This includes the HP 98700 and all of the video boards The Boot R01f tries to talk to devices with a primary DIO ID of 25 and a secondary DIO ID of 1 and it expects these devices to have ID FONT ROM information An HP 98546 C...

Page 144: ...n internal bit yes J console I mapped display 1 Choose it as controller no Ir Is there a compatability yes i Choose console display it as controller no Is there an HP98627 color yes 9Choose console I display it as controller no INo output device present I Ir rUse dummy display drivers I Figure 4 3 Boot ROM Output Device Selection Flow Chart 128 Boot ROM Functions ...

Page 145: ...st select no Is there an yes Enable console I internal HP HIL it as keyboard HP IB no Ir Is there yes an Enable cOdel external HP HIL the one with the lowest select keyboard no If there was no remote card then there is no input device SC set up dummy drivers Figure 4 4 Boot ROM Input Device Selection Flow Chart Boot ROM Functions 129 ...

Page 146: ... card keyboard electronics in the system This must be done to ensure that the keyboard associated with HP 98700 A is not input console while the display of HP 98700 B is output console The Boot ROM does not attempt to verify the display keyboard relationship If no output device is present but a keyboard is present then that keyboard will still act as the console input device Similarly if no input ...

Page 147: ...terface card by the Boot RO M To indicate that a remote human interface has been found at for example select code 9 the first line of the internal display if present will display Remote Interface at 9 After this point the rnonitor s display will not change until a system is booted Any internal or external keyboard if present will work just as it would if there were no remote console see previous s...

Page 148: ...ed as remote console by the Boot ROM 8 bits char No parity A single stop bit 9600 baud XON XOFF handshaking The terminal s display will be the same as a monitor driven by video electronics on video board Keyboard functions will be as driven by the system interface board except that the IBreak I key on the terminal is mapped to the IReset I key on the local keyboard During the self test of I O card...

Page 149: ...eries of tests and initialization routines which set up the computer so the rest of the Boot ROM code can function safely are the first section of Boot ROM code The first part of the unextendable code segment includes the following routines note that before eaeh step the LEDs are set to a new value which reflects that step 1 Bus Error Handler The BUS ERROR veetor is set up to point to a routine wh...

Page 150: ...ll be initialized and blanked 9 Top RAM Test A nlemory test is executed on just enough RAM to allow the rest of the Boot ROM code to operate A fatal error will occur when there is not enough RAM If there is a memory failure 8416 will be displayed on the self test LEDs If memory is missing 4416 will be displayed on the self test LEDs If an alpha display controller is present the Boot ROM will also ...

Page 151: ... Boot ROM halts with 0516 on the LEDs 3 Identify Display RAM The Boot ROlV1 determines if display RAM is present at 88000016 If there is then its presence is noted 4 Reset I O A RESET instruction is executed to clear all I O The Boot ROM sets up the HP HIL keyboard electronics to ensure that its timer does not lose time Keyboard electronics on an accessory card are not set up 5 Initialize and Test...

Page 152: ...cessory card keyboard electronics for the HP 98700A If found it is treated the same as the processor keyboard electronics except that the message Keyboard at 8 where X is the select code of the accessory card keyboard electronics is displayed if the keyboard passes self test and the message Console Keyboard at XX Failed is displayed if it fails self test NOTE Note that only the I O card keyboard e...

Page 153: ...on the system interface board is found the message DMA CO is displayed C is the class and 0 is the revision No testing of the DMA chip or circuits is done 16 I O Card Tests Select eodes 0 through 31 are scanned by the Boot ROM For each select code the following steps are taken a The appropriate value is sent to the LEDs indicating which select code is being examined b If one of the following cards...

Page 154: ... the rest of menlory is tested Parity errors are displayed as they occur such as parity bit error at FFFF1234 19 Set Up Memory The Inessage SELF TEST MODE is printed on the last line of the display If a memory failure occurred then the appropriate value is sent to the LEDs and following message is displayed Memory Failed at Hex Address W Hex Write Pattern R Hex Read Pattern After a failure the Boo...

Page 155: ...M will continue if the IReturn Ikey is pressed If an error has occurred and continuous self test looping is not enabled and the error was not a Boot ROM checksum error then the Boot ROM will wait one minute for the monitor to warm up before continuing and will display the message WAITING 1 MINUTE RETURN To Abort Wait Pressing the IReturn I key will cause the Boot ROM to abort the one minute wait a...

Page 156: ... are used for reporting all memory failures but they are interpreted slightly differently for word and byte memory tests For word wide memory test errors the following message is displayed Memory Failed at AAAAAAAA W BBCCDDEE R FFGGHHII This error message can be decoded as shown W BBCCDDEE is the write pattern R FFGGHHII is the read pattern BB and FF are at address AAAAAAAA CC and GG are at addres...

Page 157: ...ave occurred in any or all of those four addresses Parity errors will be displayed during the TESTING MEMORY phase of the self test and testing will continue End of Memory Test At the end of the memory test message like this example Memory Failed at FFFFABCD will be displayed if either of the above conditions have occurred If the error was a DATA failure the bit pattern written and pattern read wi...

Page 158: ...arch This is quite easy to do simply by changing device addresses select codes or OS names or by moving OSses The prioritized boot list is discussed in detail latter in this section On an SRM with multiple OSses make the first OS to be found one that looks at the host s SRM node address and uses the node address to decide what secondary OS to boot The Boot ROM can then be called to boot a particul...

Page 159: ...6 at 9 HP98625 at 14 HP98629 at 20 HP98629 at 21 8388608 Bytes REMOTE 21 0 8 2B SYSTEM_BASIC ROM B B A A H H F F Z HP8290X 706 0 3B SYSTEM_BAS HP7908 803 0 lH SYSTEM_HP UX REMOTE 20 0 8 iF SYSTEM_FORTRAN 2F SYSTEM_FORTH lZ SYSTEM_4TH lP SYSTEM_PASCAL lb SYSburp SEARCHING FOR A SYSTEM Press RETURN To Pause RESET To Power Up lH Figure 4 6 Attended Operation Mode Display Example A ROM OS is selected ...

Page 160: ...tart Non 0 9 And Non A Z Typed Number O I J 0 9 Typed Number Digit I I 144 Boot ROM Functions Number O r 7 Number State L A Z Typed Number Saved 7 0 N 9 Typed umber Number 1O Digit Mod 100 Non 0 9 And Non A Z Typed Number O Boot Chosen State I I A Z Typed Number O ...

Page 161: ...an there are lines on the display the search scan can be paused and continued by toggling the IReturn I key The line next to the bottom of the screen indicates the current state with one of two messages SEARCHING FOR A SYSTEM Press RETURN To Pause or PAUSED Press RETURN To Continue The menu will wrap around to the top of the screen and overwrite itself whenever all available lines are used When th...

Page 162: ...n interface was initialized it will display all aSses found until one is selected and that one is found For each category in the boot list there is also an order of search based on address location In all cases lower addresses are found first This means a device at select code 0 will be found before a device at select code 7 If a device has multiple addresses to locate it then searching is done at...

Page 163: ... the boot list if ROM is specified in DE FAULT_MSUS and no media can be found i e an on line disc drive with no media present or d A LIF media in an HP 8290XM drive at HP IB 700 drive 0 if ROM is specified in DEFAULT_MSUS and no devices are present Supported Boot Configurations Listed below are all hardware interfaces over which the Boot ROM can boot an OS on all 32 I O 8elect Codes where applicab...

Page 164: ...vely with other discs that are supported For all devices there are seven generic error messages that can be displayed Message No Device No Medium Not Ready Read Error Bad Hardware Bad State Bus Error Meaning Communication was lost with the device There was no media e g floppy disc present The device was not ready An error occurred while reading from the device A hardware fault occurred The device ...

Page 165: ...iented devices is fairly straight forward On LIF devices an as file IYLUst be created and on SDF and HP UX devices a boot area must be created For the SRM aSses to be booted must be placed in system files in the directory SYSTEMS Because the SRM is a shared resource there are some unavoidable and peculiar behaviors that can be exhibited if the SYSTEMS directory changes while the Boot ROM is scanni...

Page 166: ...150 Boot ROM Functions ...

Page 167: ...After you have all answers possible decide what s the most probable cause of the problem Sometimes you ll arrive at several choices for a cause For each choice qualify it against the answers to the questions above The most probable cause is the one that logically justifies the correct answers to these questions Materials Required Several items are required to troubleshoot the computer or expander ...

Page 168: ...d in the same way These type of tests are called Quick Checks After determining what part or product of the system is failing the next step is to find out what part of the product is causing the problem In this case it is assumed that the cOInputer or expander has the problem The rest of this chapter covers troubleshooting the computer and expander Computer Expander Troubleshooting Both units may ...

Page 169: ...ative Unit Nothing Live Unit Power Supply Motherboard Functional Unit Computer Power Supply Part of processor Part of motherboard Top 16K of RAM DIO II Bus Some inputs from keyboard Output to operate monitor Bus Expander Power Supply Part of motherboard One accessory card Troubleshooting 153 ...

Page 170: ...e If the fuse is defective skip to Step 5 otherwise go on to Step 4 4 If one or both fans are not rotating check the voltage across the inoperative fan s voltage terminals If the voltage is correct the fan is defective If not continue with the voltage check procedure Fan voltage should be as shown below a Large fan voltage 12 Vdc b Small fan voltage 17 Vdc 5 and 12 Vdc 5 If the fuse is open one of...

Page 171: ...the Functional Unit Procedure Live Unit Procedure is explained by first assuming either the computer or bus expander is defective but which one cannot be determined at this time Depending on the application several accessory cards may be installed in both units Once the problem in the computer system has been isolated to the computer bus expander units it s sometimes best to start with a minimum c...

Page 172: ... processor is bad Replace one or the other and retest until the LED s light and or ripple Before you can proceed further the nlinimum configuration must work If this configuration works then you can proceed to the next level Functional Unit Troubleshooting Bus Expander Minimum Configuration To get a nlinimum configuration in the bus expander follow these steps after verifying the power supply func...

Page 173: ...t procedures A good place to start is by having memory configured to address at the top of RAM This will verify that more of the processor board is working The procedures are 1 Turn off the computer unplug it and reconnect the ribbon cables to the backplane 2 Install a nlemory board without systenl bus on a Model 350 configured for the top of RAM 3 Plug the computer in turn it on and watch the LED...

Page 174: ...r cable could be defective Replace each until keyboard response is correct To have a Minimum Functional System the following hardware must perform the indicated functions as shown in Table 5 2 Table 5 2 Minimum Functional System Assembly Minimum Functions Performed Power Supply All voltages normal and within specifications Processor Board CPU chip executes self test cycles memory most instructions...

Page 175: ... following test capabilities when combined with the com puter s Boot ROM self test Computer Tests Series 300 Computer Tests for the Model 330 and 350 computers are supplied on one of two discs the other is for for Series 200 computers They test the processor board RAM video and interface electronics and other functions System Functional Tests Five discs contain these tests The first disc contains ...

Page 176: ...ries 200 300 Test Tools Manual Series 200 Computer Tests Disc Rev 1 1 Series 300 Computer Tests Disc Rev 2 0 Series 200 300 System Functional Tests Discs SFTO Disc Rev 1 2 SFTI Disc Rev 1 2 SFT2 Disc Rev 1 2 SFT3 Disc Rev 1 2 SFT4 Disc Rev 1 2 CS 80 Exerciser Disc Rev 3 1 One tape and the manual are packaged with the tape version 160 Troubleshooting Part Number 09800 12700 09800 12300 Part Number ...

Page 177: ...iate entry into the boot scanner Should a failure occur during the self tests it will be indicated on the LEDs at the end of the tests If there was more than one failure the highest priority failure will be indicated on the LEDs All the LED values are shown in Table 5 3 The highest priority failure is also output to the beeper if present The lower seven bits of the LED value are beeped in seven to...

Page 178: ...ry code used to represent the device or failure type Table 5 3 General Failure LED Indications Upper 2 Bits Fail Indicator LED Code and Failure Description State Indication Only 00 SS SSSS Where SS SSSS Indicates State of Power up Required Device Missing or O DD DDDD DTACK Failure Where DD DDDD Indicates Device Failing Device 0 DD DDDD Where DD DDDD Indicates Device Special Codes Special Case High...

Page 179: ... 0 0 0 00 Testing RAM Checksull1ming ROM systems LED ripple Testing internal keyboard or an interrupt line is stuck Testing external keyboard Testing internal HP IB Testing internal mass storage Testing DMA card Checksun1ming ID INIT ROM on bit mapped video board Testing alpha video board Testing graphics on alpha graphics or LED ripple Testing I O card on select code 0 Testing I O card on select ...

Page 180: ...Failure Bad keyboard circuit not system interface board System interface board HP IB failure D11A failure on system interface board Character font for video board missing or bad Video board failed Alpha video card failure Graphics failure on alpha graphics board I O card on select code 0 failure I O card on select code 1 failure through I O card on select code 9 failure through I O card on select ...

Page 181: ...Boot ROM Preloading RAM Testing graphics on alpha graphics card Testing system interface board HP IB Testing system interface board DMA Testing I O card on Select Code 0 Testing I O card on Select Code 1 through Te ing I O Card on Select Code 9 through Testing I O card on Select Code 31 Testing RAM LED Code o 0 0 0 000 o 0 000 00 o 0 000 0 00000 o 0 0 0 0 O o 0 0 0 0 0 0 000 0 000 00 000000 o 0 0 ...

Page 182: ...B failure System interface board DMA failure I O card on select code 0 failure o card on select code 1 failure through I O card on select code 9 failure through o card on select code 31 failure Alpha video card failure Font failure in processor board video circuit Graphics failure on alpha graphics card No Failure 166 Troubleshooting LED Code 0 0 0 0 0 0 O o 0 0 0 0 O 00000 0 0 0 O 00 0 0 0 0 O 00...

Page 183: ...ailable for customers that can provide technical as sistance Inanual updates and other helpful information for hardware support Your local HP Sales and Service Office can provide the information for this support service Exchange Parts Exchange parts are available for some items at a reduced cost When an exchange part is ordered your account will be charged for a new part Customers have 15 days to ...

Page 184: ...8 4325 UL Info Label 7120 3428 CSA Label 7121 4858 Service Warning Label 7121 4733 Seriai Label 7124 2083 Voltage warning label 98570 84002 FCC Label Expander 7121 4859 Fuse Rating Label 98562 84005 Battery Warning Label 5955 8036 Computer compliance label 5955 8037 Peripheral compliance label 9320 5673 Blank ID label Computer Electrical Parts Miscellaneous Electrical Parts Part Number Description...

Page 185: ... g Gl S 2 98562 69530 98562 66530 System interface board 3 98562 69531 98562 66531 High speed disc add on board I 98562 66501 Motherboard I 98562 66502 2 connector system bus 98562 66503 3 connector system bus 98562 66506 2 slot DIO backplane I 98542 69570 98542 66570 Med res monochrome video board 98543 69570 98543 66570 Med res color video board 98544 69570 98544 66570 Hi res monochrome video bo...

Page 186: ...Computer Case Parts Figure 6 1 170 Parts Lists Model 330 350 Computer Case Parts ...

Page 187: ...5001 9001 LED bracket 12 5001 9011 Fan plate 13 09817 47700 Light pipe 14 0380 1655 Snap in spacer 15 0380 1901 Support post 16 0380 0012 Round spacer 0 875 in long 17 0403 0427 Mounting foot bumper 18 5041 2420 Top cover insulator 19 5180 0409 Spring clip 20 8160 0389 Double RFI finger 21 5001 3694 Card guide bracket 0515 0219 Screw M3 x 6 flat head 0515 0389 Screw M3 3 x 8 pan head ext lock wash...

Page 188: ...Expander Case Parts Diagram Figure 6 2 Expander Case Parts Diagram 172 Parts Lists ...

Page 189: ...n plate 13 09817 47700 Light pipe 14 0380 1655 Snap in spacer 15 0380 1901 Support post 16 0380 0012 Round spacer 0 875 in long 17 0403 0427 Mounting foot bumper 18 i041 2420 Top cover insulator 19 i180 0409 Spring clip 20 8160 0389 Double RFI finger 21 iOOl 3694 Card guide bracket i041 2414 Ganged card guide 5041 2418 Pin cover 5041 2419 Channel lock 18 5041 2420 Top cover insulator 98561 04107 C...

Page 190: ...laneous Electrical Parts Part Number Description Comments 5180 0410 Large fan 5180 1303 Small fan 5180 0407 LED cable assembly 98 561 61601 DIO Bus cable short 98561 61602 DIO Bus cable long External Cables Part Number Description Comments 8120 3616 Color Cable Audio Cable RCA RCA 09920 61602 Interface Cable 8120 4483 Video Cable Adaptor RCA BNC Color Cable High resolution Cable 4963 E 24 5061 653...

Page 191: ...02 30 metre audio extension cable 4 082 1603 30 metre video cable 4 082 1604 15 metre remote cable 4 082 1605 15 metre video cable 4 083 1601 Short audio cable 4 083 i7901 Switch cap assembly HP 46085A Control dials 46085 85000 Overlay 0403 0430 Moulded foot QEDS 7099 RPG Pot assembly 5041 2416 RPG knob HP 46084A ID module HP 46086A Button box HP 46087A A size digitizer HP 46088A B size digitizer ...

Page 192: ...176 Parts Lists ...

Page 193: ... that has the information Localized System Identification Model 330 350 computer systems have keyboards and display characters localized for the lan guage spoken and written in several countries When an HP field office orders a computer system a letter suffix is added to the field office ordering number to ensure the correct key board and character font is bundled with the hardware Table 7 1 ident...

Page 194: ...lish A French Canadian C German D European Spanish E French F Dutch Canadian H Katakana Japanese J Intercontinental English K Canadian English L Latin Spanish M Norwegian N Swiss German P Swiss French Q Swedish S UK English U Belgiurn Dutch W Finnish X Danish Y Italian Z 178 References ...

Page 195: ...ation Manual 98562 90039 HP 9000 Series 300 Model 330 350 Service Handbook 98562 49A 90101 HP 9000 Series 300 Model 330 350 Self Paced Hardware Training Guide Table 7 3 Document Binders Binder Part Number Description 9282 1077 I inch 3 ring 8 5 by II inch page size 300 pages 9282 1078 1 5 inch 3 ring 8 5 by II inch page size 350 pages 9282 1079 2 inch 3 ring 8 5 by II inch page size 600 pages 9282...

Page 196: ...rface Board Installation Note 98258 90601 HP 98258A 4 Mbyte RAM Controller Board Installation Note 98258 90601 HP 98258A 4 Mbyte RAM Add On Board Installation Note 98262 90601 HP 98262A High Speed Disc Add On Board Installation Note 98546 90600 HP 98546A Display Compatibility Interface Installation Note 98560 90623 HP 98562B 98587B 98586B Installation Note 98568 90600 HP 98568A Eight Slot Bus Expa...

Page 197: ......

Page 198: ...HP Part Number 98562 90030 Microfiche No 98562 99030 Printed in U S A 12 86 FhOW HEWLETT a PACKARD 98562 90630 For Internal Use Only ...

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