HP 340 Service Manual Download

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Summary of Contents for 340

Page 1: ... 340 Workstation s SPU Service Manual HP 9000 Series 300 Computers Model 340 HP Part Number 98571 90030 FIIOW HEWLETT a 1 II PACKARD Hewlett Packard Company 3404 East Harmony Road Fort Collins Colorado 80525 ...

Page 2: ...ed from your local Sales and Service Office Copyright Hewlett Packard Company 1988 This document contains information which is protected by copyright All rights are reserved Reproduction adaptation or translation without prior written permission IS prohibited except as allowed under the copyright laws Restricted Rights Legend Use duplication or disclosure by the U S Government Department of Defens...

Page 3: ...n each page Note that pages whieh 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 manual part number changes when extensive technical changes are ...

Page 4: ...iv Printing History ...

Page 5: ...omputing device pursuant to Subpart J of Part 15 of FCC rules which are designed to provide reasonable protection against such interference when operated in a 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 St...

Page 6: ... power supply presents a hazard to personnel Extreme care must be taken when connecting voltmeter probes to the test points De energize the product by turning it off and removing its power cord before connecting or removing test probes I CAUTION I The printed circuit assenlblies in this product are susceptible to damage by electro static discharge Extrenle care must be taken when handling printed ...

Page 7: ... Information Manual 98571 90030 SHB Model 340 Workstation s SPU Service Handbook 98 571 90039 TTM Series 200 300 Test Tools Manual 09800 90011 SPM HP 9000 Site Preparation Manual 09000 90041 PIN Product Installation Note TDS Series 300 Technical Data Sheet Price List Video Graphics Boards Information These boards have service information located in other manuals identified in the following table W...

Page 8: ...tional descriptions 3 HP HIL device tests 2 3 Installation 2 2 All All I O Bus architecture 1 3 Monitors 1 3 A People who can help 1 Options Accessories 1 3 3 All Ord ring spare parts 6 8 Part numbers 6 8 Peripherals 1 3 Preventive maintenance 2 Product information 1 1 All All All Product numbers 1 1 3 A All Reference material 7 10 All Repair Philosophy 1 1 Self tests 4 5 5 1 2 Service notes 1 11 ...

Page 9: ...ation 7 Serial Nurnbers 7 Hardware Ternlinology 8 Software Tenninology 8 Hardware Support Docunlentation 9 Service Manual 10 Service Handbook 10 Test Tools Manual 11 Service Notes 11 Installation Notes 11 Series 300 Configuration Reference Manual 12 Site Preparation Manual 13 Installation Reference 14 Technical Information 1 5 E lectrieal 15 Enviromnental 15 Electronlagnetic Interference 1 5 Regul...

Page 10: ...rds 28 Case 29 Case or Front Panel Replacenlent 30 Fuse 31 Rear Panel 31 Power Supply 32 Video Graphics Boards 34 LGn Interface Board 36 R AM Boards 37 DIO I Slot 38 SPU Backplane 39 ThinLAN Board 40 AUI LAN Board 41 Processor Board 41 Chapter 3 Functional Description Hardware Overview 43 Processor Board 43 Meillory 43 Video Graphics 44 System Interfaces 44 Power Supply 45 Processor Board 47 Overv...

Page 11: ...ure Mode Software Override 71 Extended Testing 72 The Human Interface 72 Relnote Human Interface 73 Srnall COlnputer Systems Interface 76 Booting Operating Systems 78 Boot System Selection 78 Boot System Priority Control 80 Supported Boot Configurations 81 LAN Boot Operations 81 Chapter 5 Troubleshooting Intro dllction 83 Analytic Troubleshooting 83 lvIaterials Required 83 Test LED Displays 83 Tro...

Page 12: ...ies 300 System Support Tape 99 Chapter 6 Parts Lists Parts Information 101 Introduction 101 Cooperative Support Program 101 Exchange Parts 101 Parts List 102 Chapter 7 References Irltroduction 105 Service Information Locator 105 Localized System Identification 105 Related Hardware Documentation 107 Hardware Support Documentation 107 Installation Manuals Notes lOS Document Binders lOS xii Table of ...

Page 13: ...workstation model one of several video graphics boards is used It is upgradeable for memory and has LAN High Speed HP IB or SCSI interface options Certain user installable DIO accessory cards can be used if the HP 98013A DIO Slot is installed No expanders are available for the Model 340 Workstation s SPU Each SPU is cOlIlplete within the case All Illemory interfacing video and processing functions...

Page 14: ...M HP 98789A 16 inch High Res Color Monitor Opt 556 Add 2D Integer Based Graphics Accelerator Opt 719 Substitute HP 98752A 19 inch High Res Color Monitor for HP 98789A Monitor Model 340C 98564C Color Workstation includes SPU with High Res Color Graphics 1024 by 768 and 4 Mbytes RAM HP 98785A 16 inch High Res Color Monitor Opt 719 Substitute HP 98751A 19 inch High Res Color Monitor for HP 98785A Mon...

Page 15: ...ace HP 98624A HP IB Interface HP 98625B High Speed HP IB Interface HP 98626A 50 Pin RS 232C Interface HP 98628A Datacomm Interface HP 98630A Breadboard Interface Card HP 9863 3A G944A Multi Programmer Interface HP 98640A 7 Channel A D Interface HP 98641A RJE 2780 3780 Interface HP 98642A 4 Port RS 232 MUX Interface HP 9864 3A LAN Interface HP 98644A RS 232C Interface HP 9864GA VM Ebus Interface HP...

Page 16: ...ptions and video boards used each version can usually be identified by the rear panel configuration Figure 1 1 shows each Model 340 Workstation rear panel Figure l la Model 340SRX Figure I lb Model 340CH and 340C Figure I Ie Model 340MH 4 Product Information ...

Page 17: ...processor Parity Checking RAM Controller HP IB IEEE 488 Interface with two channel DMA controller RS 2 2C Serial Interface with DB25 connector HP HIL nterface Bus Architecture A 32 bit systern bus connects the video graphics SCSI if installed and RAM to the processor board If an HP 98013A DIO I Slot is installed ribbon cables connect its DIO backplane to the SPU backplane LAN interface is provided...

Page 18: ... 1024 Model 40M Monochrome 1024 by 768 Interfaces Optional interfaces are available that provide additional capability in addition to those on the processor board Option 006 One DIO I slot Also available separately as an HP 9801 A DIO I Slot Upgrade It s standard with the Model 340SRX and supplied with Options 010 and OIl Option 010 High Speed HP IB Interface Standard with the lVlodel 340SRX Optio...

Page 19: ... This section explains the terms used to improve your understanding of service information Serial Numbers The Model 340 Workstation SPU s serial number is on the rear panel Other equipment in the workstation will also have its own serial number An example serial number is explained below Serial No XXXX A 01234 Location On the rear panel v I I Description 5 digit unique workstation identifying numb...

Page 20: ...e made of several component parts In this manual boards identify the printed circuit assemblies installed inside the SPU Boards are not usually removed or installed by llsers Printed circuit cards are those llsed in the DIO I slot They are usually installed by users Software Terminology As used in this manual software refers to infonnation stored in or on a device Typically this information can be...

Page 21: ...ManuaL Service Handbook Service Notes Series 200 300 Test Tools Manual HP 9000 Series 200 300 500 Site Preparation Manual Series 300 Con1puter System Configuration Reference The following Inanuals also relate to hardware Various Installation Notes Series 300 Installation Reference Series 200 300 Peripheral Installation Guide A complete listing of titles and part numbers is in Chapter 7 of this man...

Page 22: ...Chapter 8 Replacement Parts Chapter 9 Diagrams Chapter 10 Reference Chapter 11 Service Notes 10 Product Information Contents Has a brief description of the product along with configu ration and similar information Product technical data is also listed Gives power requirements and power cord data and instal lation information If preventive maintenance is required it is shown in this chapter Lists p...

Page 23: ...us SPU 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 When a situation occurs that effects serVICIng of the SPU that is not covered i...

Page 24: ... Selection Section 5 Support Services Appendix A Detailed Product Reference 12 Product Information Contents Has configuration worksheets to assist in planning the application Covers supported languages and media options Lists the configurations features and options available Explains Interfacing networking mass storage moni tors printers and other output peripherals Overviews Customer Training ins...

Page 25: ...ing with electrical in terference connecting cables and data communication configurations Explains heat and humidity considerations airborne contaminants and shipping weights and dimensions for movement and storage Covers media storage equipment and record protection supplies and nearby telephones for assistance which are an integral part of preparing for and sustaining the operation of a workstat...

Page 26: ...eading the Self Test Reference Glossary 14 Product Infonnation Contents Covers how the guide is organized and explains some SPU fundamentals Includes procedures on positioning the SPU checking volt age settings connecting power cords and turning on the SPU This chapter covers accessory configuration and installation This chapter covers keyboard and rnonitor installation Standard HP IB peripheral c...

Page 27: ...ion Current Requirements Maximunl Heat Dissipation I nvironmental Operating telnperature Operating humidity Operating altitude 115 V ac 48 66 Hz 230 V ac 48 66 Hz 1 KV dc 155 Watts maximum 2 6 A 115 V ac 1 5 A 2 30 V ac 570 BTU hr 167 Kcal hr o 550 C 32 1040 F 5 80 relative 4572 metres 15000 feet Electromagnetic Interference Standards rnet FCC Class A VCCI Class 1 VDE Class B VDE 1046 84 Regulator...

Page 28: ...7 5 inches 4 5E kg 10 pounds maximum Motorola MC68030 16 67 Mhz 32 bit data and address registers 4 Gbytes virtual mapped to 4 Gbytes physical 32 bit synchronous Motorola MC68882 16 67 Mhz Motorola MC68852 16 67 Mhz LAN coax cable RG 58U IEEE 802 3 Ethernet 10 Mbits sec HP IB IEEE 488 350 Kbyte sec NuInber of connected devices Serial Interface 15 per interface devices supported Type Capacitor back...

Page 29: ...ogrammable 7 6 5 4 3 FFFFFFFF 00000000 Address range Memory A1TIolmt Type Average cycle time 11 0 Bus Width Bus bandwidth Video Interface Shipping Information 4 8 or 16 Mbytes Byte parity error checking 300 nsec 32 bits address 16 bits data 6 Mb sec High Resolution Color The shipping container for each SPU includes the Localization Kit which includes power cords keyboard cable HP HIL cable Safety ...

Page 30: ...n HP 35723A Touchscreen Bezel HP 46021A ITF Keyboard HP 46060A HP Mouse HP 46080A Extension Module HP 46081A 3 Metre Ext HP 46082A B 15 30 Metre Extension HP 46083A Rotary Control Knob HP 46084A ID Module HP 46085A Control Dials HP 46086A Button Box HP 46087A A Size Digitizer HP 46088A B Size Digitizer HP 46089A 4 Button Cursor for Digitizer HP 46094A Quadrature Port Device HP 46095A Three Button ...

Page 31: ... accessories peripherals operating systems and application programs are supported by Hewlett Packard Any workstation 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 repair is accomplished HP Repair Services There are many hardware support options available from utilizing customer s ma...

Page 32: ...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 not provided Support For An Additional System The following options support an addi...

Page 33: ...m blade One each of these nutdrivers 3 1 inch 8720 0001 5 5mm 8720 1220 9 32 inch 5 8 inch open end wrench 9 16 inch open end wrench I CAUTION I A static free Workstation 9300 0794 should be used as a work surface Anti static bags should be used to store assemblies in 2 A unique feature of this SPU is that once the internal assembly is out of the case no fasteners are used to hold the printed circ...

Page 34: ... Discharge Integrated circuit components can be damaged by electro static discharge It doesn t make any difference whether the IC s are installed on a printed circuit board or laying on a table Static charges can build up in people to a potential of several thousand volts by simply walking across a room These circuits in the SPU and peripherals can be protected by using a static free workstation a...

Page 35: ... pins Helpful Hints Removal Sequences Figure 2 1 is an Assembly Access Flow Chart showing the sequence for removing parts To use this chart identify the part to be replaced at the bottom of the chart Then start at the top of the chart and work through the steps toward the part to replace Use this chart as a guide to install assernblies by starting at the bottom and working toward the top Table 2 1...

Page 36: ...Interface Video Cables Video and Graphics Board Figure 2 1 Assembly Access Flow Chart 24 Assembly Replacement ...

Page 37: ...1 Case Rear Panel RAM Board Case Processor Board DIO I Card Rear Panel RAM LAN Video Power Supply and Case Boards Backplane Boards DIO I Slot DIO Card Case Rear Panel Video Board SPU Backplane Case Rear Panel RAM Boards Video Board DIO I Ribbon Cables 1 Note 1 If installed Reference Diagram Table 2 2 lists a reference number with each SPU field replaceable part Reference numbers are the same as th...

Page 38: ...nel screw 6 Video graphics board 14b DIO screw 7 DI0 I backplan 14c DIO screw 8 DIO I short cable 15 Rear panel 9 DIO I long cablf 16 Shoulder washer 17 ThinLAN capacitor washer 18 Flat washer 19 HP IB jackscrew 20 HP IB lockwasher 21 RS 232 jackscrew 22 RS 232 lockwsher 23 RGB LAN lockwasher 24 RGB ThinLAN hex nut 25 DIO I Left bracket 26 DIO I Right bracket 27 DIO I Card guide 28 Power supply pl...

Page 39: ...6 I A B d I 5 I I Figure 2 2 SPU Exploded Diagram I I Assernbly Replacement 27 ...

Page 40: ...Orientation 010 1 Accessory Cards Preliminary Requirements Turn OFF the SPU and remove these items 1 Power cord 2 Any interface cables connected to the DIO I card Removal 1 Loosen the thumbscrews on each side of the DIO I card s backpanel 2 Slide the 010 1 card out of its slot Installation To install a DIO I card reverse steps 1 and 2 in the removal procedures then reconnect the interface cables N...

Page 41: ...the order listed 1 Power cord 2 Video and interface cables F lemoval 1 Remove the seven screws Figure 2 4 holding the rear panel to the case Figure 2 4 Rear Panel Case Screws 2 Set the SPU on its bottom ICAUTION I After the case is removed the ON OFF switch shaft extending from the power supply can be easily broken Do not set the internal assernbly in a rnanner to put pressure on the switch shaft ...

Page 42: ...w parts are needed Case Front panel Name label Regulatory Label Preliminary Requirements Turn OFF the SPU and remove these items in the order listed 1 Power cord 2 Case Installing the Front Panel 1 Align the new front panel s attaching pins with their holes in the front of the case 2 Press the front panel firmly and completely on to the case 3 Remove the molded feet from the old case by unsnapping...

Page 43: ...moval procedures Rear Panel ith the case slid off the internal assembly about two inches 5 cm only the rear panel needs to be removed to replace the LAN boards For all other printed circuit assemblies the internal assembly must be removed from the case Preliminary Requirements Turn OFF the SPU and remove these items in the order listed 1 Power cord 2 Video and interface cables 3 Any DIO I card ins...

Page 44: ...terface if installed use a 1 Pozidriv screwdriver 3 If a DIO I slot is installed use a Torx T 10 screwdriver to remove the four screws holding the DIO I card guide to the rear panel 4 Remove the power supply grounding screw Figure 2 5 5 Pull the rear panel power supply side first away from the internal assembly Installation To install the rear panel 1 Place the rear panel in position on the intern...

Page 45: ...ly can be removed from the processor board Figure 2 6 Power Supply Cover Plate 2 Raise the right edge of the cover plate and remove the cover plate from the power supply 3 Lay the internal assembly on a fiat surface 4 Remove the power supply by sliding it to the left disconnecting the processor board s connector from the power supply ICAUTION I Note the position of the voltage range select switch ...

Page 46: ... connector This permits proper alignment of the processor board s power supply connector to align correctly with the internal connector 4 Install the power supply onto the processor board s power supply connector and ensure the alignment pins on the left hand board guide fit into the holes on the power supply chassis 5 Install the power supply cover plate and screw Figure 2 6 6 Replace the rear pa...

Page 47: ...e backplane straight 4 Replace in reverse order the items listed in the Preliminary Requirements Installing a New Video Board Before installing a new video board remove these parts from the new video board as follows 1 Remove the lock nut s and washers fronl the new video board s BNC connector s A 9 16 inch or 5 8 inch open wrench may be used depending on the nut size 2 Remove the two screws holdi...

Page 48: ...ernents Installing a New Graphics Accelerator Board Before installing a new graphics accelerator board remove these parts from the new board as follows 1 Remove the nylon key from the new graphics accelerator board 2 Remove the stand off from the graphics accelerator board with the 5 5mm nutdriver 3 Install the graphics accellerator board on the 98550 66572 video board 4 Find the four screws packa...

Page 49: ...der listed 1 Power cord 2 Video and interface cables 3 Case lRemoval On the processor board each RA 1 board connector is hard wired for a specific 4 Mbyte block of addresses The left hand connector closest to the power supply is RAM 1 and the right hand connector next to the edge of the processor board is RAM 4 RAM board positions and the three most significant hexidecimal bits of the connector ad...

Page 50: ...nnector RAM 1 is empty or an empty connector exists between two RAM boards all memory boards to the right of the empty connector will not be addressed To install a RAM board 1 Place one hand under the processor board beneath the RAM board connectors as a support 2 Place the RAM board over its connector and align the hooked tab with the notch in the SPU backplane 2 Seat the RAM board in its connect...

Page 51: ... DIO I backplane to the DIO I card guides Figure 2 9 Figure 2 9 DIO I Backplane Disassembly Reassembly b Remove the DIO I backplane c To install the DIO I backplane reverse steps 4a and 4b above Ensure the left and right DIO I card guides are properly positioned Figure 2 9 nstallation To install the DIO I slot reverse steps 1 through 5 SPU Backplane IPreliminary Requirements Turn OFF the SPU and r...

Page 52: ...iminary Requirements Turn OFF the SPU and remove these items in the order listed 1 Power cord 2 Video and interface cables 3 DIO I card 4 Rear panel Removal 1 Remove the nylon step washer from the ThinLAN BNC connector 2 Slide the ThinLAN board out of its connector on the processor board Do not remove the ThinLAN backplate as it is part of the ThinLAN board Installation When the rear panel is remo...

Page 53: ...e steps 1 and 2 above Processor Board Preliminary Requirements Turn OFF the SPU and remove these items in the order listed 1 Power cord 2 Video and interface cables 3 Case 4 DIO I card 5 RAM boards 6 Power Supply 7 Rear panel 8 DIO slot and ribbon cables 9 Video graphics board 10 LAN board 11 SPU backplane Removal 1 Slide the SPU card guides off from each side of the processor board 2 All you have...

Page 54: ...ither side of the processor board 2 Replace the other assemblies in the reverse order listed in the Preliminary Requirements I CAUTION I The capacitor washer between the rear panel and the lockwasher on the ThinLAN BNC connector is extremely fragile and is easily broken DO NOT tighten the ThinLAN port locknut too much 42 Assembly Replacement ...

Page 55: ...d A RAM controller circuit is used to manage up to four RAM array boards that connect into the processor board A 32 bit I O bus interfaces this board with the add on memory video graphics and on board interfaces Two Boot ROMs and self test LEDs comprise the fundamental hardware to self test the SPU hardware and boot the operating system DIO I accessory cards are interfaced with a 16 bit bus Memory...

Page 56: ...y 1024 Model 340MH HP 98788A 19 inch 98549 66571 HR Color 1024 by 768 Model 340C HP 98785A 16 inch 98550 66572 HR Color 1280 by 1024 Model 340CH HP 98789A 16 inch 98550 66572 HR Color 1280 by 1024 Model 340CH HP 98789A 16 inch 98556 66570 2D Color Graphies Opt 556 98720 66582 Local Graphics Bus Model 340SRX HP 98720A Display Controller HP 98789A 16 inch Functional descriptions of these video graph...

Page 57: ...y eurrent limit The 5 1 Vc de also has a shut down comparator at about 6 volts The 12 V dc output is reverse bias protected The 9 v de is a floating output for the local area network AC line current inrush is limited by negative temperature coefficient resistors and therefore do not limit the inrush of current if hot The power supply also has a line select switch The power supply will be damaged i...

Page 58: ...ch and Fuse Test points on the processor board provide a means to check voltages At the front edge of the processor board four pads are labled for ground 12 V dc 12 V dc and 5 V dc If the fuse blows the power supply is probably bad and should be replaced 46 Functional Description ...

Page 59: ... for both addresses and data registers The MC68030 CPU can address 4 Gbytes of RAM Operating at 16 67 MHz it is significantly faster than many workstation CPUs The CPU has 57 instruction types and handles 7 major data types It also has 18 addressing modes 6maskable and 1 non maskable interrupt levels Six stack frames exist in the MC68030 At power up the CPU executes instructions from the Boot ROMs...

Page 60: ...68030 CPU 68882 FPU Boot r ROMs r 6840 Timer r Internal RAM Data r Peripherals Buffers Data RAM RAM Address f Array Buffers r RAM Parity Chip Select Circuitry PAL FPA Chip Select Addresses PAL Figure 3 5 Processor Board Block Diagram 48 Functional Description ...

Page 61: ...DIO II bus is used between the processor board and most video graphics boards and the processor based interfaces When the processor is not performing I O cycles it does not need the DIO II bus at all Several different subsystems reside on the bus and interact with each other by using various bus signal lines Interface select codes addresses and data are transmitted via this bus Memory read write c...

Page 62: ...dentical 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 Does not allow reconfiguration to change the RS 232 s ID to that of the HP 98626 card Two switches on the processor board are associ...

Page 63: ...S9914 are used These registers are in addition 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 processor board Accessible through the rear panel the SC swit...

Page 64: ...an Interface Link HP HIL is an HP standard for interfacing certain HP cornputers and SPUs to human input devices Asynchronous serial communications protocol enables you to select a set of input devices connect them to your SPU and work with any application program A link controller on the processor board controls the HP HIL Each HP HIL device has an circuit to interface information to and from the...

Page 65: ...gure 3 6 HP HIL Link Controller Block Diagram Power Supply One voltage 12 Vdc is taken from the SPU and output as a regulated power supply to external devices on the link Up to 1 A can be supplied to devices When configuring HP HIL devices with Series 300 computers care must be used to ensure the total power drawn by all devices does not exceed 1 A In Table 3 3 devices are listed with their power ...

Page 66: ...25 25 50 110 60 350 80 200 200 80 80 100 Watts 3 0 1 2 2 4 0 3 0 3 0 6 1 32 0 72 4 2 0 96 2 4 2 4 1 2 0 96 1 2 3 Port devices require 80 rnA devices attached cannot exceed 120 rnA Computer Link Interface DIO bus architecture is interfaced to the HP HIL microprocessor in these circuits They allow device input data to be used by the SPU Microprocessor The HP HIL microprocessor on the processor board...

Page 67: ...ntification and polling of up to seven devices Error recovery device and system reset and simple output commands provide a simple device integration VVhen the SPU is turned on the link is polled for devices Each device on the link has its own ID which is sent to the SPU and stored in memory The link is polled 60 times per second Should a device have data to input to the SPU it sends its data frame...

Page 68: ...ess multiplexers A 32 bit wide data bus is used Configuration for LAN select code and interrupt levels are fixed by hardware as follows Select Code at 21 Interrupt level at 5 ThinLAN Board Figure 3 8 is a picture of the ThinLAN interface board Figure 3 8 ThinLAN Interface Board 98571 66530 The shared memory area has the memory controller circuits 16 Kbytes of RAM 64 nybbles of nonvolatile storage ...

Page 69: ... interface board Figure 3 9 AUI LAN Interface Board 98571 66534 1When Option 015 is ordered the factory installs the 98571 66534 board with an AUI LAN connector for hook up to an external media attachment unit MAU Circuits are the same as the ThinLAN board except for the MAU functions which do not exist Functional Description 57 ...

Page 70: ...the RAM array circuitry is located on a printed circuit board called the RAM Array board and the control and interface circuitry is located on the processor board The feature of these RAM boards which distinguishes them from ordinary RAM boards is the ability to detect and correct or report errors This function is accornplished by the Check Bit Generator Checker The RAM boards store data as a 32 b...

Page 71: ...der to accommodate the data integrity scheme the Check Bit Generator Checker is described above When the SPU desires information to be read from the RAM Array it sends the address of the appropriate storage location to the RAM board This address follows the same path as for writes When the correct storage location has been selected by the Rowand Column Multiplexor 1 a strobe pulse causes the conte...

Page 72: ...M board slot s address range Figure 3 11 will help identify them Table 3 4 RAM Board Slot Number and Address Block RAM Board Top Bottom Connector Label Address Address RAM l FFF FFFFFFFF FFCOOOOO RAM 2 FFB FFBFFFFF FF800000 RAM 3 FF7 FF7FFFFF FF400000 RAM 4 FF3 FF3FFFFF FFOOOOOO Figure 3 11 Processor Board RAM Connectors 60 Functional Description ...

Page 73: ...Information Workstation Model Part Number Title 40SRX 98720 90030 HP 98720A Graphics Display Station Hardware Support Document 40CH 98550 90000 HP 98550A Graphics Interface Familiarization Guide 98556 90000 HP 98556A 2D Graphics Interface Familiarization Guide 40C 98549 90000 HP 98549A Graphics Interface Familiarization Guide 40MH 98548 90000 HP 98548A Familiarization Guide 340M 98562 90030 Model ...

Page 74: ...eral to allow proper operation Figure 3 12 shows a typical system using the SCSI bus SPU DISC DISC terminator Figure 3 12 A Typical SCSI System SCSI communicates with peripheral devices across the bus by means of a set of protocols called HP Common which is Hewlett Packard s version of the Comlnon Command Set These protocols are implemented in HP UX revision 6 0 and all later revisions The use of ...

Page 75: ...meeting Class 1 specifications Normal operation is defined as a 16 Kbyte read or write for a random access mass storage peripheral For a physically streaming device it is operation in streanling mode For devices such a printers and optical scanners it is continuous operation at full mechanical speed for the device Class 2 peripherals are preferred Class 1 are acceptable if a significant price adva...

Page 76: ...ation switches set the select code from 0 to 31 Interrupt Level Two configuration switches set the interrupt level from 3 through 6 Adding or Removing a Device You may want to rernove a device or substitute one for another as part of the troubleshooting process such as to confirm that a particular device is defective but don t want to shut the HP UX system down to do it Here is how to add or remov...

Page 77: ...sses Third Party Issues The SCSI option has a potential problem unlike most products in that it is expected to be used in conjunction with non HP equipment Here are some of the possible pitfalls to be aware of Drivers Any peripheral device must have a driver in HP UX The one furnished in the software is intended for use with HP devices and probably will not work with non HP devices Users of non HP...

Page 78: ...e transferred under DMA control between the interface and main system memory An interrupt circuit is available and will normally be used to inform the host CPU of state changes on the bus The host initiates a transaction with the mass storage device and then responds to interrupts as it proceeds The interrupt signal is generated by the SPC and logically ANDed with the IE bit from DIO register 3 Th...

Page 79: ...d is fully supported by software Because of limited space the circuits are implemented on the video board instead of the SCSI circuits when the hil h speed HP IB option is ordered A picture of the video high speed HP IB board is shown in Figure 3 15 A block diagram is shown in Figure 3 16 The optional high speed HP IB interface configuration is fixed as follows Select Code 14 Interrupt Level 4 Sys...

Page 80: ...07 IREGISTERS l _ 1_ BUF r t S08 S015 J I BUF 08 015 J FIFO FIFO I 0 1 IL H l BUF r iI J S008 S0015 I BUF L _SO_0_0 _S_0_0_7 ___ _ l J L BUF r 1 BUF r BACKPLANE TO FIFO CONTROL OMA Control ABI TO FIFO CONTROL Figure 3 16 High Speed HP IB Block Diagram ABI 68 Functional Description HPIB BUS ...

Page 81: ...boot an operating system The SPU s power up sequence is shown below 1 Test CPU 2 Determine 24 or 32 bit address range 3 Turn on self test LEDs 4 Test the top 16 Kbytes of RAM 5 Set up data structures 6 Search for any boot extension ROMs and call any valid ones 7 Determine processor type 8 Initialize and test processor board timer 9 Reset all I O 10 Initialize the video circuits 11 Checksum the Boo...

Page 82: ...ze the bottom of nlemory 22 Find report and test the following interfaces a Processor board HP IB b Processor board RS 232 c LAN d SCSI if installed e High speed HP IB if installed 23 Video circuits are initialized and cleared 24 Output final LED value 70 Boot ROM Functions ...

Page 83: ...ights Reserved BOOTROM Rev C Bit Mapped Display MC68030 Processor MC68882 Coprocessor Keyboard HP IB DMA CO RAM xxxxxxx Bytes HP98644 at 9 HP98625 HPIB at 14 HP98643 at 21 01019FFA0001 CONFIGURE MODE RESET To Power Up KEY ACTION T Extended Self Test L Continuous Self Test Loop 1H Figure 4 1 Example Power Up Display in Configure Mode Once in Configure Mode two options are displayed If no key is typ...

Page 84: ...inuous self test rnode the Boot ROM will not wait beep or stop for most failures but will just continue looping through self test The following failures will stop self test looping A memory failure in the top 16K bytes In this case the Boot ROM stops with the display blanked and 000000 on the LEDs Boot ROM checksum failure In this case the Boot ROM stops with the message CONTINUE AT OWN RISK RETUR...

Page 85: ...o errors are discovered during self test see the section on Self Test for more details Rernote terminals as consoles are discussed in more detail in the next section Remote Human Interface Very early in the power up sequence a search is made for a RS 232 interface with its remote bit set If one is found it becomes the remote human interface Note that the RS 232 appears as an HP 98644 card and will...

Page 86: ...yboard During the self test of I O cards the circuit driving the remote interface will not be disturbed It was tested earlier and passed Note that use of the IEnter I and keys during Boot ROM execution can eause the terminal s display to become scrambled Copyright 1988 Hewlett Packard Company All Rights Reserved BOOTROM Rev C1 MC68030 Processor MC68882 Coprocessor Bit Mapped Display Keyboard Faile...

Page 87: ...ory Failed at AAAAAAAA W BBCCDDEE R FFGGHHII There W BBCCDDEE is the write pattern R FFGGHHII is the read pattern BB and FF are at address AAAAAAAA CC and GG are at address AAAAAAAA 2 DD and EE are at address AAAAAAAA 4 and EE and II are at address AAAAAAAA 6 Parity checking is enabled during the memory test phase Error messages are of two types parity bit error at FFFF1234 v1eans a failure was de...

Page 88: ...h can be reset by either pressing IReset I to cause the boot rOln to restart or by cycling power to the SPU Extended testing includes three parts Register test as done in normal testing This test is always run and if it fails the remaining sections will be skipped Loopback test This test displays these messages in the order listed and the indicated actions are required Turn OFF ALL SCSI devices wh...

Page 89: ...e test connector be renloved Failure to do so will cause the Boot ROM to hang while trying to use the interface connected to this cable Reconfiguring the System These Inessages are displayed after the SCSI tests are completed and the indicated actions are required Remove test connector here s when you remove the SCSI test connector from the cable This message is only given if the cable test has be...

Page 90: ... boot list search This is quite easy to do simply by changing device addresses select codes or system names or by lllOving systems The prioritized boot list is discussed in detail latter in this chapter On a LAN server with multiple systems the system adlllinistrator can determine what operating system is booted by each workstation Attended Operation To force the boot of a system not chosen by the...

Page 91: ...le human interface makes it possible to rnake a selection without even having or seeing a monitor Note that only keys A Z a z and 0 9 are allowed to select a system Other keys are simply ignored Because it is possible to find more systems than there are lines on the display the search scan can be paused and continued by toggling the RETURN key The line next to the bottom of the screen indicates th...

Page 92: ...code 7 bus address 1 unit 2 before going to select code 8 The boot list was designed to make it easy to change and control which systeln will be booted in the unattended mode The guidelines used to establish the boot list are as follows High priority addresses before low priority addresses Local systenls before remote systems Local refers to dedicated devices and remote refers to shared devices Re...

Page 93: ...I requirements when used with Series 300 computers but their support in the drivers conles inexpensively with other discs that are supported ILAN Boot Operations User Interface Specifications LAN interfaces are identified by its product nunlber or circuit equivalent then LAN then the select code and last the link address of the interface as HP98643 LAN at 21 080009000001 Any time the interface is ...

Page 94: ...sion is failing If no servers respond to the Boot ROM s attempts to initiate a boot session then the user will see no other indication of LAN activity For each server that responds display will show LAN followed by the select code followed by either the servers name or its Link Address Under this will appear the list of systems provided by that server LAN 21 080009000008 or LAN 21 local server nam...

Page 95: ...er 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 iterrlS lnay be required to troubleshoot the SPU to the failed ...

Page 96: ...xample Mass storage graphics or other functions can be checked in the same way These type of tests are called Quick Checks For quick checks the HP 98613D Series 300 BASIC 5 2 operating systenl may be used It allows short booting time easy prograrnming and can serve as a test tool to check the workstation After determining what part or product of the system is failing the next step is to find out w...

Page 97: ...nector in wrong position Improper line voltage frequency or defective power cord Follow this procedure to isolate the problem If an assembly is defective this procedure indicates which asserubly should be replaced to eliminate the problem WARNING Hazardous voltages are present in the SPU when it is plugged in Turn the unit off and unplug the SPU before placing test leads checking fuses or removing...

Page 98: ... meaningless state or passes refer to the Functional Unit Procedure Once the problem in the workstation has been isolated to the SPU it1S sometimes best to start with a minimum configuration Minimum Configuration A mininlum SPU configuration consists of Power Supply Processor Board One RAM Board These are needed to start self tests All self tests don t have to complete or pass just start You may h...

Page 99: ...297 provides loop back test information to the SCSI interface The connector can be used in either single ended or differential configurations It connects to the SCSI port like the cable Two loop back configurations are present on the SCSI test connector Single Ended Differential Each is explained in Table 5 2 Table 5 2 SCSI Test Connector Configurations SCSI Type Single Ended Connects to SCSI inte...

Page 100: ...ructions executed OK Keyboard Disc Drive Monitor Memory addresses read writes and refreshes Inputs Outputs data between CPU and peripherals via HP IB HP HIL RS 232 or video graphics interfaces Note If an SCSI interface option is installed the SCSI terminator must be installed to allow complete SCSI self tests Processes and outputs video Inputs information Stores reads writes data Displays informat...

Page 101: ...e 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 6 The highest priority failure is also output to the beeper if present The lower seven bits of the LED value are beeped in seven tones...

Page 102: ...PU is turned on If this fuse blows while HP UX is executing constant RST interrupts will occur The SCSI driver to turn off the SCSI interface If the SCSI disc drive is a root disc in the HP UX system that root disc drive will need to have its power cycled However if the root disc drive is used with HP IB the HP UX system will continue running but no SCSI discs will function until the HP UX system ...

Page 103: ...Device Failing Device 0DD DDDD Where DD DDDD Indicates Device Special Codes Special Case Highest Priority Codes LEDs Never Accessed or Unused Code 0 LEDs Failed to DTACK 0000 000 Timer on processor board has failed or is missing Lower 2 Bits State or Device Codes LED Code and Failure Description Miscellaneous Highest Priority XXoo FFFF Where FFFF indicates Failure Xs are don t care bits Internal P...

Page 104: ... enough RAM to load as Replace processor board Replace RAM 1 board Replace processor board Replace as media Replace as media Replace processor board Upgrade to more RAM Use smaller as Table 5 6b Self Test LED State and Failure Codes for Interfaces In numerical order LEDs Explanation Problem Solution 00 0 0000 Failure 4 ms timer Replace processor board 00 0 00 0 Failure Processor board keyboard cir...

Page 105: ...to re try what failed before CONTINUE AT OWN RISK RETURN To Continue A self test was not completed You may continue but errors may occur Press IReturn Ito re start power up sequence WAITING 1 MINUTE RETURN To Abort Wait SPU has paused while you decide what to do next Press IReturn Ito abort wait and continue UNEXPECTED USE OF HHHHHHHH Refer to Table 5 8 NOT ENOUGH MEMORY Not enough RAM to load as ...

Page 106: ...t select code SC A remote interface was identified at select code SC SCSI identified as S single ended and 16 bit DMA capable at select code SC Several UNEXPECTED failure messages may be displayed at any time Table 5 8 lists these nlessages The addresses 5 most significant digits are FFFFF so only the 3 least significant digits LSD are used in the table When a range of addresses is shown each addr...

Page 107: ...t level 5 FAO Interrupt level 6 F9A Interrupt level 7 RESET from keyboard F3A to F94 CPU Traps F34 Reset from keyboard F2E Keyboard timeout fast handshake F28 Battery backup interrupt F22 NMI from the backplane F1C Spurious interrupt EEC to F16 Vectored interrupts EE6 Format error co processor violation or unknown EEO MC68882 Co processor exception vectors LAN Boot Failures If a failure is detecte...

Page 108: ...nitiate a boot session then the user will see no other indication of LA activity LAN Boot Error Messages LAN error messages will show at the lower left of the display and consist of an error name followed by the same identification string shown above the list of system names Table 5 9 LAN Boot Error Messages Error Message Meaning SYSTEM NOT FOUND The server could not open the selected file or the ...

Page 109: ...er and Error Checking Correcting RAM Tests are available but not supported on Model 340 Workstations Series 200 300 Tape 09800 12300 Computer Tests Test Toolls 3 5 in Disc 09800 12700 System Functional Tests CS 80 Exercisers Series 300 System Tape 98561 10835 CRT Adjustments Support Tape Floating Point Coprocessor Tests Rev 2 1 Display Controller Tests Computer Tests System Functional Tests CS 80 ...

Page 110: ...e SPU s Boot ROM self test Cornputer Tests System Functional Tests CS 80 Disc Drive Tests These tests are also included in HP UX ce utilities and the System Support Tape tests Computer Tests Series 300 Computer Tests for the Model 340 Workstaion s SPU are supplied on one of two discs the other is for for Series 200 computers They test the boards in the SPU except the power supply System Functional...

Page 111: ... 1 0 09800 10336 09800 10536 Series 300 Computer Tests Disc Rev 3 0 98561 10334 Series 200 300 System Functional Tests Discs SFTO Disc Rev 1 2 09800 11334 09800 11534 SFT1 Disc Rev 1 2 09800 11335 09800 11535 SFT2 Disc Rev 1 2 09800 11336 09800 11536 SFT3 Disc Rev 1 2 09800 11337 09800 11537 SFT4 Disc Rev 1 2 09800 11338 09800 11538 CS 80 Exerciser Disc Rev 3 1 09800 11304 09800 11600 Series 300 S...

Page 112: ...100 Troubleshooting ...

Page 113: ...vailable for customers that can provide technical assistance manual 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 r...

Page 114: ...remove backplate 6c 98549 66571 98549 69571 340C Video board Must remove backplate 6d 98550 66572 98550 69572 340CH Video board Must remove backplate 6e 98720 66582 98720 69582 340SRX LGB board Must remove backplate 6f 98556 66570 98556 69570 Graphics accelerator board 98658 66501 98658 69501 SCSI interface card 98625 66502 98625 69502 HS HP IB interface card 7 98571 66506 DIO I backplane 8 98561 ...

Page 115: ...Panel rear w o DIO slot 26 5001 9041 Bracket DIO right 15b 5001 9036 Panel rear LGB 27 0403 0268 DIO I card guide 15c 5001 9037 Panel rear DIO slot 28 5001 9042 Power supply plate 16 3050 1291 Washer shoulder 29 98571 84001 Voltage current label 17 0160 6777 Capacitor washer 30 98571 84002 Regulatory label 18 3050 0604 Washer flat 31 98571 84003 Front panel label Table 6 4 Miscellaneous Mechanical...

Page 116: ...Figure 6 1 SPU Exploded View 104 Parts Lists ...

Page 117: ...ormation Localized System Identification r1odel340 Workstations have keyboards and display characters localized for the language spoken and written in several countries When an HP field office orders a workstation a letter suffix is added to the field office ordering number to ensure the correct keyboard and character font is bundled with the hardware When a replacement keyboard is ordered the sam...

Page 118: ... Canadian ABC German ABD Spanish ABE French ABF Dutch ABH Katakana Japanese ABJ European ACSII ABK Canadian English L Latin ABM Norwegian ABN Swiss German ABP Swiss French ABQ Swedish ABS United Kingdom ABU Belgium ABW Finnish ABX Danish ABY Italian ABZ Taiwan ABO Korean ABI Kanji ACA 106 References ...

Page 119: ...Service Information Manual 98571 90039 HP 9000 Series 300 Model 340 Workstation s SPU Service Handbook Table 7 3 Video Graphics Boards Service Information Workstation Model Part Number Title M odel 340SRX 98720 90030 HP 98720A Graphics Display Station Hardware Support Document Model 340CH 98550 90000 HP 98550A Graphics Interface Familiarization Guide 98556 90000 HP 98556A 2D Graphics Interface Fam...

Page 120: ...235A and 98237A LAN Upgrade Installation Note 98268 90601 HP 98268A 4 Mbyte RAM Upgrade Installation Note 98561 90027 HP 9000 Series 300 Peripheral Installation Guide Document Binders Table 7 5 Document Binders Binder Part Number Description 9282 1077 I inch 3 ring 8 5 by II inch page size 300 pages 9282 1078 l r inch 3 ring 8 5 by ll inch page size 50 pages 9282 1079 2 inch 3 ring 8 5 by II inch ...

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Page 122: ...HP Part Number 98571 90030 Microfiche No 98571 99030 Printed in U S A E1088 FIJPW HEWLETT PACKARD 98571 90630 For Internal Use Only ...

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