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SPARCstation 5 Service Manual

1. ZN C IBM parellel printer cable amp 9 3 Centronics parallel printer cable o Lg V4 E i 9 re SCSI cable 5 f gt 3 o 5 L AUI Ethernet adapter cable FIGURE 12 3 Optional External Cables FIGURE 12 4 Microphone and Cable Chapter 12 Illustrated Parts Breakdown 12 3 12 2 Replacement Parts List TABLE 12 1 provides the part numbers for customer replaceable units TABLE 12 2 provides part numbers for miscellaneous items Note Although the part numbers are correct as of the publication date of this document they are subject to change Consult your authorized Sun sales representative or service provider to confirm part numbers before you order new or replacement parts TABLE 12 1 Part Number List Customer Replaceable Units Item Description Sun Part No 1 8 Mbyte DSIMM Module 501 2470 2 32 Mbyte DSIMM Module 501 2471 3 NVRAM TOD 525 1369 4 Main Logic Board 0 Mbyte 75 MHz 501 2286 5 Main Logic Board 0 Mbyte 85 MHz 501 2572 6 535 Mby
2. For example ok watch tpe Using TP Ethernet Interfac Lance register test succeeded Internal loopback test succeeded External loopback test succeeded Looking for Ethernet packets is a good packet is a bad packet Type any key to stop The wat ch net all command monitors Ethernet packets on any Ethernet interface installed in the system For example if you have an SBus Ethernet card installed in one of the system SBus slots wat ch net al1 will start by monitoring Ethernet transmissions detected by that card When you interrupt the test on that interface by pressing any key wat ch net all then goes on to test the next Ethernet interface it finds in the system For example ok watch net all iommu 0 100000000 sbus 0 10001000 ledma 5 8400010 1leG 5 8c00000 Using AUI Ethernet Interfac Lance register test succeeded Internal loopback test succeeded External loopback test Lost Carrier transceiver cable problem send failed Using TP Ethernet Interfac Lance register test succeeded Internal loopback test succeeded External loopback test succeeded Looking for Ethernet packets is a good packet is a bad packet Type any key to stop D 6 SPARCstation 5 Service Manual August 1994 probe scsi probe scsi all The probe scsi test sends an inquiry command to internal and external SCSI de
3. DC Power connector Speaker LED connector CD ROM audio connector BE FIGURE 9 19 System Board Cable Connections 5 Loosen the two captive Phillips head screws that secure the system board to the rear of the chassis See FIGURE 9 20 Captive screw Captive screw FIGURE 9 20 1 Panel Captive Screws 6 Pull the board out of the back of the chassis until it clears the plastic card guide Place the board on an antistatic surface See FIGURE 9 21 Chapter 9 Storage Devices 9 21 Card guide System board FIGURE 9 21 Removing the System Board Remove the CD ROM drive if present See Section 9 2 1 Removing the CD ROM Drive Disconnect the DC power harness from the diskette drive Free the SCSI data cable from the metal cable clips on the chassis floor and from the card guide plastic cable clips See FIGURE 9 22 Disconnect the SCSI data cable from the SCSI backplane See FIGURE 9 22 Work the DC power harness free from the cable clips and disconnect it from the SCSI backplane See FIGURE 9 22 SPARCstation 5 Service Manual August 1994 10 11 9 22 Speaker LED cable DC power harness SC
4. Replacing the NVRAM Chip Locate the NVRAM location on the system board See FIGURE 11 24 Carefully align the pins and insert the NVRAM chip in the socket make certain that the notches on the socket and chip are aligned properly The carrier is keyed so that the NVRAM can be installed only one way Push the NVRAM chip into the carrier until it sits tightly in the socket Reinstall the SBus card in the center SBus slot if applicable See Section 11 1 2 Replacing an SBus Card Detach the wrist strap and replace the cover See Chapter 7 Power on the system See Section 6 2 Powering On the System 2 11 24 SPARCstation 5 Service Manual August 1994 CHAPTER 1 2 Illustrated Parts Breakdown This chapter provides an illustrated parts breakdown IPB of the major parts that comprise the system and a list of customer replaceable units CRUs and their part numbers 12 1 Illustrations of Selected CRUs FIGURE 12 1 through FIGURE 12 4 illustrate selected CRUs for the SPARCstation 5 system CD ROM Diskette drive bottom Hard drives stacked DSIMMs FIGURE 12 1 Selected CRUs System Unit 12 1 AC power cord rx Twisted pair Ethernet cable 9 13W3 video cable Keyboard cable FIGURE 12 2 Standard External Cables SPARCstation 5 Service Manual August 1994 12 2
5. Disconnect the in line connector in the speaker LED cable See FIGURE 8 3 8 2 8 2 1 8 4 SPARCstation 5 Service Manual August 1994 Power LED In line connector FIGURE 8 3 Power LED and In line Connector 5 The LED is at the shrink wrapped end of the speaker LED cable Using the tip of a small flat blade screwdriver work the cable and LED free from the plastic tabs that hold them in place See FIGURE 8 4 6 Remove the LED and attached cable segment from the system chassis 8 2 2 Replacing the Power LED 1 Position the replacement LED cable assembly so that the LED contacts the LED light pipe Then press the cable between the LED tabs to secure it in place See FIGURE 8 4 Chapter 8 Major Subassemblies 8 5 Press LED cable between tabs to secure it in place LED light pipe FIGURE 8 4 Positioning the LED Cable Route the cable behind the diskette drive bracket and connect it to the in line connector of the speaker LED cable See FIGURE 8 4 Reinstall the CD ROM drive if necessary See Section 9 2 2 Replacing the CD ROM Drive Detach the wrist strap and replace the cover See Chapter 7 Power on the system See Section 6 2 Powering On the System SP
6. 11 4 1 Diskette data connector Speaker LED cable SCSI data connector DC power harness D C power connector SCSI backplane SCSI data cable Speaker LED connector CD ROM audio connector FIGURE 11 18 System Board Cable Connections 8 Loosen the two captive Phillips head screws that secure the system board to the rear of the chassis See FIGURE 11 19 Loosen captive screw Loosen captive screw FIGURE 11 19 System Board Captive Screws 9 Pull the board out of the back of the chassis until it clears the plastic card guide See FIGURE 11 20 10 Place the board on an antistatic surface 11 18 SPARCstation 5 Service Manual August 1994 Card guide System board FIGURE 11 20 Removing the System Board 11 4 2 Replacing the System Board The serial port jumpers are preset for RS423 mode See Section 11 4 3 Setting Jumpers if you need to change the jumpers on the system board 0 2 1 Install the new system board See FIGURE 11 21 a Insert the front edge of the board the edge with the DSIMMs into the card guide b Lift the rear panel of the board slightly to make sure that the foot on the underside of the board doesn t catch the metal edge of the chassis c Slide the board along the card guide until it is fully
7. Problem Action Read write or parity error Replace the disk drive indicated by the failure message Solaris 1 x reported by the operating system operating systems identify the disk drive installed in the lower bay SCSI or applications target ID 3 as 580 and the disk drive installed in the upper bay SCSI target ID 1 as sd1 With Solaris 2 x operating systems the two drives are identified as cOt3d0 and c0t1d0 respectively Power on does not succeed LEDs The power supply may be defective See Section 4 2 1 Power Supply on keyboard do not light and Test there is no tone from the keyboard when you turn on the system power Power on does not succeed The The system board may be defective See Section 4 2 2 System Board system fails to initialize but the Test LEDs on the keyboard light and there is a tone from the keyboard 4 1 No Video Output on the System Monitor 1 Check that the power cord is connected to the monitor and to the wall outlet 2 Verify that the wall outlet is supplying AC power to the monitor Use a volt ohmmeter VOM 3 Verify that the video cable connection is secure between the monitor and the system video output port Use a VOM to perform the continuity test on the video cable If the power cord and video cable connection are good and there is still no video output reseat the video card for the monitor 4 If the monitor power supply is internally fused check the fuse The fuse c
8. and target 1 upper bay d Verify that all SCSI cables and the SCSI terminator are connected securely e Check the SCSI cables to make sure there are no bent pins f If you still have not found the problem replace the unresponsive drive g If the problem still occurs after replacing the drive replace the system board h If the problem persists replace the internal disk drive cable assembly Determining Faulty DSIMM Locations The SunDiag System Exerciser SunDiagnostic Executive and POST diagnostics can report memory errors encountered during program execution For general information about diagnostics see Chapter 2 Troubleshooting Overview Memory error messages on the video monitor usually indicate a physical memory address where the error was detected Depending on the diagnostic program you are running a DSIMM location number J number or a memory address may be displayed Chapter 4 Troubleshooting Procedures 4 7 4 4 If the error message displays the location number see FIGURE 4 2 for DSIMM location numbers If the error message displays a physical memory address consult TABLE 4 4 to see which memory slot contains the physical address For example if an error is detected at physical memory address 12fe958 examining TABLE 4 4 shows that the error occurred in the DSIMM in slot 0 After you have identified the defective DSIMM follow the instructions in Section 11 3 1 Removing a D
9. To run the self test program for a device type the test command followed by the device alias or device path name An example is shown below ok test floppy Testing floppy disk system A formatted disk should be in the driv Test succeeded Appendix FORTH Diagnostics D 3 test all The test all command tests all devices in the system that have a self test program Tests are executed in order using the device tree viewed with the show devs command as reference Disks tapes and CD ROMs are not tested by test all watch clock This test reads a register in the NVRAM TOD nonvolatile RAM Time of Day chip on the main logic board and displays the result as a seconds counter The counter should count from 0 to 59 repeatedly until you interrupt it by pressing any key on the keyboard The following screen gives you an example of a watch clock test ok watch clock Watching the seconds register of the real time clock chip It should be ticking once a second Type any key to stop 41 watch net watch aui watch tpe and watch net all These tests monitor broadcast Ethernet packets on the Ethernet cable s connected to the system Good packets received by the system are indicated by a period displayed on the screen Errors are indicated with an X and the error description D 1 2 D 1 3 D 1 4 D 4 SPARCstation 5 Service Manual August 1994 For example o
10. Typeface or Symbol Meaning Example UNIX C shell prompt systems UNIX Bourne and Korn shell prompt Superuser prompt all shells Preface xvii xviii SPARCstation 5 Service Manual August 1994 Product Description This chapter presents a brief overview of the major components of the SPARCstation 5 system Please acquaint yourself with the overview before servicing and maintaining the hardware for this product CHAPTER 1 Standard Features The SPARCstation 5 system accommodates the following storage devices 535 Mbyte single connector hard disk drive m 1 05 Gbyte single connector hard disk drive Diskette drive m Internal CD ROM drive It also accommodates up to 256 Mbytes of memory using dynamic single in line memory modules DSIMMs The system has four audio ports on the back panel and includes an internal speaker FIGURE 1 1 shows a typical SPARCstation 5 system 1 1 Vi N 9 4 FIGURE 1 1 Basic SPARCstation 5 System 1 1 1 Subassemblies Boards and Components The SPARCstation 5 system unit accommodates the following subassemblies boards and components System board DSIMMs up to 8 24 graphics card SBus cards up to 3 Hard disk drives 3 5 inch 88 0 mm single connector up to 2 CD ROM drive Diskette drive 3 5 inch a a a a a a a Power supply 150 watt with 2 fans 1 1 2 Interior View FIGURE 1 2 shows an i
11. 8 removal replacement 9 8 to 9 14 switch setting DSIMM 11 12 locating faulty 4 7 removal replacement 11 12 to 11 16 See also memory E electrostatic discharge precautions 5 4 environmental requirements A 2 error messages 3 8 disk drive 4 6 read write or parity 4 2 4 6 external options 1 5 F floppy disk drive See diskette drive FORTH Toolkit 2 7 H hung system 6 2 halting 6 2 l illustrated parts breakdown 12 1 to 12 5 input power requirements A 2 interior view of system 1 2 internal options 1 4 K keyboard diagnostic LEDs 3 1 3 8 keyboard mouse connector pinout B 6 Index 6 SPARCstation 5 Service Manual August 1994 S safety requirements 5 1 SBus card 11 1 removal replacement 11 1 to 11 7 SCSI SCSI backplane removal replacement 8 11 to 8 13 SCSI connector pinout B 1 SCSI data cable removal replacement 9 15 to 9 20 SCSI targeting conventions C 1 selftest megs parameter 2 5 2 9 serial connector pinout B 5 serial port jumpers setting 11 21 speaker 8 7 removal replacement 8 7 to 8 11 specifications environmental A 2 physical A 1 power A 2 standard features 1 1 SunDiag System Exerciser 2 11 SunDiagnostic Executive 2 11 SunMicrophone II 12 3 symbols 5 2 system abnormal response 6 2 subassembly access 7 1 system banner 3 4 system board damage prevention 10 1 handling instructions 10 2 layout 10 2 power connector pinout 4 4 removal replacement 11 1
12. 9 2 GURE 9 3 GURE 9 4 GURE 9 5 GURE 9 6 GURE 9 7 GURE 9 8 GURE 9 9 GURE 9 10 GURE 9 11 GURE 9 12 GURE 9 13 GURE 9 14 GURE 9 15 GURE 9 16 GURE 9 17 GURE 9 18 GURE 9 19 GURE 9 20 GURE 9 21 GURE 9 22 n n n n n n SPARCstation 5 Service Manual August 1994 Replacing the System Board 4 Backpanel Captive Screws 9 25 System Board Cable Routing 9 27 Audio Connector on the CD ROM Drive 8 CD ROM Audio Connector on the System Board 9 29 SPARCstation 5 System Board 10 2 SBus Slot Locations 1 Opening the SBus Card Retainers 11 2 Removing the Extractor From the SBus Card 3 Installing the SBus Card Extractor 11 3 Removing a Single Width SBus Card 11 4 Removing a Double Width SBus Card 11 4 Inserting the SBus Card 11 6 Closing the SBus Card Retainers 11 7 AFX Bus Slot 11 8 Opening the Card Retainers 11 9 Removing an S24 Frame Buffer Card 0 Inserting the S24 Frame Buffer Card 1 Closing the Card Retainers 11 12 DSIMM Slot Locations on the System Board 11 14 EjectingaDSIMM 11 14 Orienting a DSIMM 11 15 Installing a DSIMM 11 16 System Board Cable Connections 11 18 System Board Captive Screws 11 18 Removing the System Board 11 19 Installing the System Board 11 20 System Board Captive Sc
13. B 5 TABLE B 6 TABLE B 7 TABLE B 8 TABLE C 1 TABLE C 2 SPARCstation 5 Service Manual August 1994 Preface This service manual describes how to troubleshoot problems and replace parts in the SPARCstation 5 computer system Technicians advanced computer system end users with experience replacing hardware and troubleshooting system administrators or qualified service providers should use this book Document Organization This book is divided into seven parts A table at the beginning of each part lists the chapters sections and page numbers Part 1 System Information provides an overview of the SPARCstation 5 standard features internal options and external options Part 2 Troubleshooting provides a troubleshooting overview describes how to run and troubleshoot errors displayed during the Power On Self Test POST and presents symptoms and corrective actions m Part 3 Preparing for Service explains safety requirements symbols used in this book tools required and how to shut down power off and power on the system Part 4 Subassembly Removal and Replacement describes how to open and close the system attach and remove a wrist strap and remove and replace subassemblies m Part 5 System Board provides an overview of the system board describes how to remove and replace the system board and replaceable parts and components on the system
14. Caution Before turning on power to your system be sure to close the system unit It is not safe to operate your SPARCstation while the system unit is open Caution These devices are equipped with a three wire grounded power cord To reduce the risk of electrical shock always plug the power cord into a properly grounded power outlet Caution Always allow 10 seconds between turning off the power and turning it back on again This pause prevents possible damage to power supply components in your system unit To turn on power to the SPARCstation 5 system If your system uses external drive units turn on the power to these units first starting with the unit that is furthest electrically from the system unit 2 Turn on the power to the monitor 3 Turn on the power to the system unit E 6 4 SPARCstation 5 Service Manual August 1994 Internal Access This chapter describes how to access the subassemblies inside the system unit and how to close the system unit after you have finished CHAPTER 7 Removing the Cover Caution The AC power cord should remain attached between the system unit and an AC wall outlet This connection provides the ground path necessary to protect internal system components from harmful static discharges Inside the system unit be sure the power supply wiring harness is connected to the main logic board to complete the ground Caution The surface of the microS
15. Supply Test 4 3 4 2 2 System Board Test 4 5 4 3 Disk Drive Errors 4 6 4 3 1 Verifying the Built In SCSI Controller 6 4 4 Determining Faulty DSIMM Locations 7 5 Safety and Tools Requirements 5 1 5 1 Safety Requirements 1 5 2 Symbols 2 5 3 System Precautions 5 3 5 4 Tools Required 5 4 5 5 Electrostatic Discharge ESD Precautions 5 4 6 Power On and Off 1 6 1 Powering Off the System 1 6 1 1 When the System Is Working Normally 1 6 1 2 When the System Does Not Respond Normally 2 6 2 Powering On the System 6 4 7 Internal Access 7 1 7 1 Removing the Cover 1 SPARCstation 5 Service Manual August 4 v Contents 7 2 Attaching the Wrist Strap 7 3 7 3 Replacing the Cover 7 4 Major Subassemblies 8 1 8 1 Power Supply 8 1 8 1 1 Removing the Power Supply 8 1 8 1 2 Replacing the Power Supply 8 3 8 2 PowerLED 8 4 8 2 1 Removing the Power LED 8 4 8 2 2 Replacing the Power LED 8 5 8 3 Internal Speaker 7 8 3 1 Removing the Internal Speaker 8 7 8 3 2 Replacing the Internal Speaker 0 8 4 SCSI Backplane 1 8 4 1 Removing the SCSI Backplane 8 11 8 4 2 Replacing the SCSI Backplane 8 13 Storage Devices 9 1 41 Hard Disk Drive 1 9 1 1 Removing 8 Hard Disk Drive 9 2 9 1 2 Replacing a Hard Disk Drive 9 3 9 2 CD ROM Drive 9 5 9 2 1 Removing the CD ROM Drive 9 5 9 2 2 Replacing the CD ROM Drive 9 6 9 3 Diskette Drive 9 8 9 3 1 Removing the Diskette Drive 9 9 9 3 2 Replacing the Diskette Drive 9 12 9 4 Internal SCSI Data Cable 5
16. an oscilloscope or VOM volt ohmmeter probe on the components The soldered pins are easily damaged or shorted by the probe point 5 4 SPARCstation 5 Service Manual August 1994 Transport boards cards or modules in an antistatic bag Always wear an antistatic wrist strap connected to a metal surface on the chassis when working on system components and parts Chapter5 Safety and Tools Requirements 5 5 5 6 SPARCstation 5 Service Manual August 1994 CHAPTER 6 Power On and Off This chapter explains steps to perform before removing a customer replaceable unit CRU 6 1 Powering Off the System Before you begin any removal or replacement procedure you must halt the system in an orderly manner The procedure to use depends on whether your system is working normally or not as described in the next sections booted do not use the Stop a keys to halt the system Using the Stop a keys to abort Caution When the operating system or any other standalone program has already program execution can damage data files 6 1 1 When the System Is Working Normally To halt your system when it is working normally 1 Save all your work Consult your software documentation for instructions on ending a work session and saving your files If you do not save your work you could lose it when you switch off the power 2 Return to the operating system environment If you are in a windowing environment exit from it a
17. and have been certified as required by local and national laws are considered qualified Chapter 5 Safety and Tools Requirements 5 3 23 you have not performed similar operations on comparable equipment do not attempt h Caution Before you begin carefully read each of the procedures in this manual If to perform these procedures 5 4 Tools Required To remove and replace customer replaceable units CRUs you will need the following tools and materials Small Phillips head screwdriver Small flat blade screwdriver Wrist strap Antistatic surface Volt ohmmeter VOM for checking voltages and continuity Needlenose pliers Conductive foam to store chips Container for screws 5 5 Electrostatic Discharge ESD Precautions Caution The system chassis power must be turned off and the AC power cord must remain plugged in to ensure a proper ground To minimize electrostatic discharge observe the following precautions Hold the system board SBus cards DSIMMs or system components only by the edges When removing a board card or module from an antistatic bag lay it on an antistatic surface such as a Sun ESD mat an antistatic bag or a disposable antistatic mat Do not place the boards cards or modules on an unprotected surface Use a cushioned antistatic mat or antistatic bag Connectors and components have very thin pins that bend easily Do not use
18. as changing NVRAM parameters resetting the system running diagnostic tests displaying system information and redirecting input and output See the OpenBoot Command Reference for more information SunDiag System Exerciser Runs under the operating system It displays real time use of the system resources and peripherals The SunDiag System Exerciser tells you if your system is functioning correctly If SunDiag fails run the Power On Self Test If all Power On Self Tests pass then run the SunDiagnostic Executive to identify the problem See the SunDiag User s Guide for more information SunDiagnostic Executive Runs extensive configurable subsystem tests that are independent of the operating system Run the SunDiagnostic Executive if all tests pass when you run the POST Running the SunDiagnostic Executive allows you to determine which customer replaceable unit needs to be replaced See the latest version of SunDiagnostic Executive 11567 5 Guide for the SPARCstations for more information 2 4 Power On Self Test For information about the POST see Chapter 3 Chapter 2 Troubleshooting Overview 7 FORTH Based PROM Diagnostics For information about how to run the FORTH Diagnostics see Appendix D TABLE 2 4 lists specific on board diagnostic tests for SPARCstation 5 systems the drive or the test will fail TABLE 2 4 Selected FORTH Diagnostic Tests Description Preparation When to Use Tests the system video graphics The diag
19. board Part 6 Illustrated Parts Breakdown provides illustrations of the major replaceable parts and lists part numbers m Part 7 Appendixes Glossary Index provides physical electrical and environmental specifications connector pinouts and signal descriptions information on SCSI targeting a glossary of technical terms and an index Related Documentation The following manuals describe software troubleshooting procedures OpenBoot Command Reference SunDiag User s Guide System administration manual for the computer system Operating system documentation Typographic Conventions The following table describes the type changes and symbols used in this book TABLE P 1 Typographic Conventions Typeface or Symbol Meaning Example AaBbCc123 The names of commands files Edit your login file and directories on screen Use ls a to list all files computer output systems You have mail AaBbCc123 What you type contrasted with system suPassword on screen computer output AaBbCc123 Command line placeholder To delete a file type rm filename replace with a real name or value AaBbCc123 Book titles new words or terms Read Chapter 6 in Owner s Guide or words to be emphasized These are called class options You must be root to do this Code samples are included in boxes and may display the following xvi SPARCstation 5 Service Manual August 1994 TABLE P 1 Typographic Conventions
20. connect the cables Attach the diskette data and DC power cables to the drive See FIGURE 9 12 Lower the drive grommets into the corresponding slots in the side rails and slide the drive toward the chassis wall until it is fully engaged See FIGURE 9 12 Chapter9 Storage Devices 9 13 Diskette data cable FIGURE 9 12 Replacing the Diskette Drive 5 If there is a CD ROM drive reinstall it Otherwise replace the CD ROM drive filler panel shown in FIGURE 9 8 If you need to install the CD ROM drive see Section 9 2 2 Replacing the CD ROM Drive 6 Detach the wrist strap and replace the cover See Chapter 7 7 Power on the system See Section 6 2 Powering On the System 9 14 SPARCstation 5 Service Manual August 1994 9 15 Internal SCSI Data Cable Removing the Internal SCSI Cable Shut down and power off the system See Section 6 1 Powering Off the System Detach all external cables from the rear panel except the power cord Remove the cover and attach a wrist strap See Chapter 7 Unplug the DC power SCSI data diskette data speaker LED and CD ROM audio cables from the system board see FIGURE 9 13 You may need to remove an SBus card to access the audio connector See Section 11 1 1 Removing an SBus Card Chapter9 Storage Devices 9 4 9 4 1 ker LED Metal cable cli Speaker LED cable DC power harness SCSI data cable SCSI backplan
21. connector is used to connect external stereophonic sound sources such as a compact disc player or cassette tape player to the system Microphone Connector O FIGURE B 11 Microphone Connector This connector is used to connect the SunMicrophone II or other suitable microphone to the system Note The SPARCstation 5 microphone port accepts stereophonic input however the SunMicrophone II is a monophonic device Note also that the older SunMicrophone is not compatible with the SPARCstation 5 system B 7 3 B 7 4 13W3 Video Connector FIGURE B 12 shows a 13W3 video connector The 13W3 connector s pin assignments and functions are described in TABLE B 8 The connector is built into the SBus or 4 frame buffer card B 8 B 8 SPARCstation 5 Service Manual August 1994 1 5 O0000 OO Al 6 10 A2 A3 FIGURE B 12 SPARCstation 5 13W3 Video Connector TABLE 8 8 13W3 Video Connector Pin Assignments Pin Function Level Al Red 0 Analog A2 Green 0 Analog A3 Blue O Analog 1 Serial Read TTL 2 Vert Sync O TTL 3 Sense lt 0 gt I TTL 4 Ground GND 5 Comp Sync O TTL 6 Hort Sync O TTL 7 Serial Write TTL 8 Sense lt 1 gt I TTL 9 Sense lt 2 gt I TTL 10 Ground GND Appendix SPARCstation 5 Input Output Connectors 9 B 10 SPARCstation 5 Service Manual August 1994 APPENDIX 6 SCSI Targeting This appendix describes the SCSI targeting for the internal SCSI devices
22. display error conditions See Section 3 7 Status Lights LEDs and Indicators Abbreviated Diagnostic Mode A silent Power On Self Test POST is run if you disconnect the keyboard and you set the diag switch NVRAM parameter to false in the OpenBoot PROM This Power On Self Test is silent no progressive test messages are printed out If an error or errors occur during the abbreviated Power On Self Test all error messages are displayed on the TTY or tip window Setting Up a tip Connection to Another System You can use the serial port on your SPARCstation 5 system to connect to another Sun workstation either the same type of SPARC system or a different type of Sun workstation or server system This connection lets you use a shell window on the Sun workstation as a terminal to the SPARCstation 5 being tested The tip method is recommended because it lets you use SunOS windowing and operating system features to help you work with the boot PROM To make a tip connection follow these steps Connect the system s serial port tt ya to another Sun workstation ttya serial port using a serial connection cable This connection is made with a 3 wire null modem cable Connect wires 3 2 2 3 and 7 7 Chapter 3 Power On Self Test POST 5 3 4 3 4 1 2 At the other Sun workstation add the following lines to the file etc remote hardware dv dev ttya br 9600 el C S Q U D ie 0e D 3 In a Shell
23. injury if touched 10 1 10 2 gt gt Caution The system board and related modules and cards have surface mount components which may break if the board is flexed To minimize the amount of board flexing observe the following precautions Hold the system board only by the edges Do not place the system board SBus cards DSIMMs or chips on a hard surface Use a cushioned antistatic mat See Chapter 12 Transport the board in an antistatic bag Protect yourself and the equipment by observing the safety precautions described in Chapter 5 10 33 System Board Layout FIGURE 10 1 shows the major components on the system board DSIMMs AFX Bus slot Speaker LED connector CD ROM audio connector NVRAM Diskette drive connector eS SCSI connector __ Power connector _ A SBus slots PROM FIGURE 10 1 SPARCstation 5 System Board 10 2 SPARCstation 5 Service Manual August 1994 10 4 Replaceable System Board Components The following are the system board replaceable components DSIMMs 24 card SBus cards NVRAM System board Chapter 11 describes how to remove and replace these components Chapter 10 System Board Overview 10 3 10 4 SPARCstation 5 Service Manual August 19
24. inserted Chapter 11 System Board and Component Replacement 11 19 Card guide System board FIGURE 11 21 Installing the System Board Tighten the two captive Phillips head screws that secure the board to the rear of the chassis Do not overtighten these screws See FIGURE 11 22 Captive screw Captive screw FIGURE 11 22 System Board Captive Screws Reconnect the DC power SCSI data diskette data speaker LED and CD ROM audio cables to the system board See FIGURE 11 18 SPARCstation 5 Service Manual August 1994 11 20 4 Take the following components that you removed from the defective system board and install them on the new system board a NVRAM See Section 11 5 2 Replacing the NVRAM Chip b DSIMMs See Section 11 3 2 Replacing a DSIMM Install the DSIMMs in the same locations on the new system board c SBus cards See Section 11 1 2 Replacing an SBus Card Install the SBus cards in the same locations on the new system board Detach the wrist strap and replace the cover See Chapter 7 Reconnect all external cables to the rear panel Power on the system See Section 6 2 Powering On the System Setting Jumpers There are two serial port jumpers on the system board The jumpers are factory set to RS423 mode position B in
25. matches the electrical rating labels on the system Use properly grounded power outlets 5 1 5 1 To protect both yourself and the equipment observe the safety precautions listed in Precaution Unplug the AC cord from the AC wall socket before working on the power supply Leave the AC power cord plugged into the AC wall outlet when replacing drives DSIMMs chips or the system board Leaving the AC power cord plugged into the wall outlet provides a grounding path for the wrist strap which must be attached Wear a wrist strap when handling printed circuit boards drives or other components such as DSIMMs An approved antistatic mat provides protection from static damage when used with a wrist strap The mat also cushions and protects small parts that are attached to printed circuit boards wn Chapter 12 7 lists the part number of the mat Handle a printed circuit board by the edges only Store a board in an antistatic bag Replace the cover after performing service on the system Install filler panels in all unused SBus openings Openings on the back of the system board reduce the cooling capability of the system Do not touch the metal heat sink on the microSPARC chip The heat sink can be hot enough to cause personal injury Safety Precautions Problem Electric shock Grounding Electrostatic Discharge ESD ESD ESD System damage and overheating System damage and o
26. not force the handle If the handle does not move easily into the latched position connecting the drive to the SCSI backplane remove the drive and try again When lowered the drive bracket handle acts as a mechanism to engage the drive and the SCSI backplane connector The position of the drive in the chassis determines its SCSI address The lower disk drive is automatically assigned SCSI address 3 while the upper drive if present is automatically assigned SCSI address 1 Note If a drive is not installed in the upper bay SCSI address 1 is available for use by an external peripheral on the SCSI bus However if a drive is installed later in the upper bay its automatic address will conflict with that of the external peripheral SPARCstation 5 Service Manual August 1994 9 4 Peripheral bracket side rails FIGURE 9 3 Replacing a Disk Drive 5 Repeat Steps 3 and 4 to reinstall the top disk drive if necessary 6 Detach the wrist strap and replace the cover See Chapter 7 7 Power on the system See Section 6 2 Powering On the System 9 2 CD ROM Drive 9 2 1 Removing the CD ROM Drive 1 Shut down and power off the system See Section 6 1 Powering Off the System Chapter9 Storage Devices 9 5 2 Remove the cover and attach a wrist strap See Chapter 7 3 Push the CD ROM drive toward the edge of the chassis to disengage it The CD ROM drive is installed above the diskette drive See F
27. operating normally FIGURE 3 5 shows the location of the system LED Chapter 4 shows flow diagrams of actions to take when the system LED is not lit System Front System Power LED FIGURE 3 5 Location of System Power LED Section 3 1 Power On Self Test POST describes the keyboard LED sequences displayed at power up when POST fails If a failure occurs in POST the keyboard displays a specific LED pattern See FIGURE 3 1 through FIGURE 3 3 and TABLE 3 1 During normal system operation the LEDs should not be interpreted as diagnostic error indicators 3 7 3 8 SPARCstation 5 Service Manual August 1994 Following the system initialization the operating system boots automatically unless the NVRAM configuration options specify not to do so Note The Caps Lock key LED on some U S keyboards located just above the left hand Shift key is not used as a POST failure indicator but blinks on and off while POST is running If the Caps Lock key fails to flash on and off after you have pressed and held the Stop d keys when you power on the system POST failed See Section 4 2 2 System Board Test for troubleshooting information Chapter 3 Power On Self Test POST 9 3 10 SPARCstation 5 Service Manual August 1994 CHAPTER 4 Troubleshooting Procedures This chapter describes how to troubleshoot SPARCstation 5 system problems Each problem is described and a set of procedures is provided as a solution
28. power supply assembly if any of the voltages are not present See Section 8 1 Power Supply Chapter 4 Troubleshooting Procedures 3 4 2 1 FIGURE 4 1 Power Supply Connector TABLE 4 2 shows the pin assignments on the power supply connector TABLE 4 2 Power Supply Connector Pin Assignments Pin Color Description Pin Color Description 1 Blue 12V 10 Black Ground 2 Brown 12V 11 Black Ground 3 Red 5V 12 Black Ground 4 Red 5V 13 Black Ground 5 Red 5V 14 Black Ground 6 Red 5V 15 Black Ground 7 Red 5V 16 Green AC Outlet 8 Red 5V 17 Purple Fan 9 Grey Power off 18 Yellow Power on 1 All volts are direct current 4 4 SPARCstation 5 Service Manual August 1994 System Board Test Connect a terminal to serial port A or use a tip connection to another workstation to receive additional POST failure information To set up a tip connection to another workstation see Section 3 4 1 Setting Up a tip Connection to Another System Press and hold the Stop d keys While holding the keys down turn the system power switch on Watch the keyboard LEDs a The Caps Lock key on the keyboard should flash on and off indicating that the system is running the Power On Self Test POST If the Caps Lock key fails to flash on and off after you have pressed and held the Stop d key
29. replace the cover See Chapter 7 7 Power on the system See Section 6 2 Powering On the System 8 Watch for the system banner to verify that the new memoty is recognized by the system The system banner appears at the top of the screen a few seconds after you power on the system Check the amount of memory listed in the system banner to verify that the new memory is recognized by the system 11 16 SPARCstation 5 Service Manual August 1994 System Board Removing the System Board Do tasks in the listed order Shut down and power off the system Remove the cover and attach a wrist strap Remove all SBus cards Remove all DSIMMs Remove the NVRAM Remove the system board Shut down and power off the system See Section 6 1 Powering Off the System Detach all external cables from the rear panel except the power cord Remove the cover and attach a wrist strap See Chapter 7 Remove all SBus cards See Section 11 1 1 Removing an SBus Card Remove all DSIMMs See Section 11 3 1 Removing a DSIMM Remove the NVRAM See Section 11 5 1 Removing the NVRAM Chip Unplug the DC power SCSI data diskette data speaker LED and CD ROM audio cables from the system board See FIGURE 11 18 You may need to remove an SBus card to access the audio connector See Section 11 1 1 Removing an SBus Card Chapter 11 System Board and Component Replacement 7 11 4
30. same SCSI bus and if some of these devices such as the 1 05 Gbyte disk drive are fast SCSI devices you may want to install an FSBE S SCSI host adapter card to the fast SCSI devices and put these fast SCSI devices on a separate SCSI bus to speed up disk drive response Verifying the Built In SCSI Controller Symptom Read write or parity error reported by the operating system or applications Drive fails to boot or does not respond to commands Slow disk drive response To check whether the built in SCSI controller is defective test the drive response to the probe scsi command To test additional SCSI host adapters added to the system use the probe scsi all command Refer to Section D 1 6 module info SPARCstation 5 Service Manual August 1994 4 3 4 3 1 4 6 6 At the ok prompt type probe scsi See the following example ok probe scsi Target 1 Unit 0 Disk CONNER CP30548 SUN0535AEBX93081Q0TT Target 3 Unit 0 Disk SEAGATE ST3610N SUN0535881200054301 a If the disk drive responds and a message is displayed the system SCSI controller has successfully probed the devices This indicates that the system board is working correctly b If a disk doesn t respond c Make sure that every SCSI disk and other SCSI device on the SCSI bus has a different SCSI target ID see Appendix C Note Internal SCSI hard drives are automatically assigned target 3 lower bay
31. system is in Diagnostic Mode However it may be easier to understand the failure message output when it is accompanied by more detailed POST progress messages available via the ttya serial port Normal Mode Under Normal Mode when the system is turned on control is sent to the OpenBoot PROM Depending on the options set in the OpenBoot PROM for example if auto boot is enabled set to true the operating system will load Diagnostic testing is not run 2 Full Diagnostic Mode Full Diagnostic Mode tests the major hardware system board components and if the POST is successful control is transferred to the OBP firmware that probes the installed SBus modules Full Diagnostic Mode runs if one of these conditions is met You press and hold the Stop d keys while you turn on the power oo 3 4 SPARCstation 5 Service Manual August 1994 m You set the diag switch NVRAM parameter to true in the OpenBoot PROM You disconnect the keyboard and you set the diag switch NVRAM parameter to true in the OpenBoot PROM Note POST does not perform extensive testing on any system board component POST detects only major failures To view error messages returned by POST connect a terminal to serial port A or use a tip connection to another workstation If you do not connect a terminal to serial port A or use a tip connection the screen will be blank during the POST diagnostics In this case use the keyboard LEDs to
32. to the problem TABLE 4 1 describes commonly encountered problems and tips for solving them TABLE 4 1 Troubleshooting Tips Action Verify that the power switch is turned on and that the power cord is connected If both the power switch and the power cord are connected shut down the system and verify that the LED cable is connected If the LED cable is connected the power supply may be defective Replace the power supply See Chapter 8 Shut down the system The SCSI controller may be defective See Section 4 3 1 Verifying the Built In SCSI Controller Verify that each SCSI device is assigned a unique SCSI target address See Appendix C for important additional information Shut down the system Verify that each SCSI device is assigned a unique SCSI target address See Appendix C for important additional information Verify that the power cord is connected Use a volt ohmmeter VOM to check voltages See Section 4 1 No Video Output on the System Monitor If many SCSI devices are connected to the same SCSI bus and if some of these devices are fast SCSI devices you can install an FSBE S SBus card to the fast SCSI devices to speed up performance Problem LED on front of system is not lit Disk drive fails to boot or does not respond Operating system does not recognize disk drive at boot up No video output on monitor Slow disk drive response TABLE 4 1 Troubleshooting Tips
33. you turn on the power Keyboard is disconnected and diag switch is set to false The low level POST code which is stored in the boot PROM is designed to test the most basic functions of the system hardware The status of the POST is conveyed by four LEDs on the Sun Type 4 Type 5 and Compact 1 keyboards The Caps Lock LED blinks to indicate that the tests are in progress If a failure is detected during low level POST one of the other three LEDs will light to indicate the nature of the failure See Chapter 3 for more information Note You can skip the POST phase by turning on the system while holding down the Stop key At the successful completion of the low level POST phase the OpenBoot PROM firmware takes control and performs the following initialization sequence Initialize system Probe memory then CPU Evaluate Script if use nvramrc is set to true Probe SBus devices and interpret their drivers Install the console see FIGURE 2 2 After initialization a system banner appears on the screen and the high level testing begins When the high level tests are finished the system checks parameters stored in the NVRAM to determine the next step Depending on the following parameter settings the system will Boot the operating system from a specified location 11 7 is set to true Suppress the boot sequence and enter the FORTH Monitor ok prompt if auto boot is set to false Continually cycle through the Ope
34. 0 to 9840 feet 10 C to 40 C 50 F to 104 F IEC 68 2 40 68 2 41 Vibration 0 25 gravity g peak 5 500 Hz 3 perpendicular axes IEC 68 2 6 Shock 5 g peak 11 milliseconds half sine pulse IEC 68 2 27 A 3 A 2 SPARCstation 5 Service Manual August 1994 TABLE A 3 Environmental Requirements Operating Environment Non Operating Environment Temperature range 40 C to 75 C 40 F to 167 F at 20 70 RH noncondensing IEC 68 2 1 68 2 2 Humidity 95 RH noncondensing IEC 68 2 2 68 2 3 Vibration 1 g peak 5 500 Hz 3 perpendicular axes IEC 68 2 6 Shock 30 g peak 11 milliseconds half sine pulse IEC 68 2 27e Appendix A System Specifications 3 A 4 SPARCstation 5 Service Manual August 1994 APPENDIX B SPARCstation 5 Input Output Connectors This appendix contains pinouts and illustrations of the SPARCstation 5 system input output I O connectors The following connectors are described SCSI Connector External Parallel Port Micro D Connector Attachment Unit Interface AUI Micro D Connector Twisted Pair Ethernet Connector Serial Connector Ports A and B Keyboard Mouse Connector Audio Ports 13W3 Video Connector B 1 SCSI Connector External FIGURE B 1 External SCSI Connector TABLE B 1 Pinout Signals for External SCSI Connector Pin Description Pin Description Pin Description 1 Ground 19 Ground 37 Ground 2 Ground 20 Ground 38 Termpower 3 Ground 21 Ground 39 Gro
35. 7 to 11 21 replaceable components 10 3 setting jumpers 11 21 testing 4 5 voltage checkpoints 4 5 system cover removal 7 1 replacement 7 4 system unit external options 1 5 interior components 1 2 interior view 1 2 internal options 1 4 rear panel illustration 1 3 Index 7 system passes 3 4 power turning off 6 1 to 6 3 turning on 6 4 power LED 8 4 removal replacement 8 4 to 8 6 power on fails 4 2 power supply 8 1 removal replacement 8 1 to 8 4 voltage checkpoints 4 3 power off command 2 10 Power On Self Test See POST precautions 5 3 10 1 006 8081 4 6 probe scsi all 2 10 4 6 R rear panel illustration 1 3 removal replacement CD ROM audio cable 9 28 to 9 29 CD ROM drive 9 5 to 9 8 DC power harness 9 20 to 9 25 disk drive 9 1 to 9 5 diskette data cable 9 26 to 9 27 diskette drive 9 8 to 9 14 DSIMM 11 12 to 11 16 NVRAM 11 23 to 11 24 power LED 8 4 to 8 6 power supply 8 1 to 8 4 SBus card 11 1 to 11 7 SCSI backplane 8 11 to 8 13 SCSI data cable 9 15 to 9 20 speaker 8 7 to 8 11 system board 11 17 to 11 22 system cover 7 1 to 7 6 tools needed 5 4 replacement parts list 12 4 requirements for system environmental A 2 input power A 2 RS232 setting jumpers for 11 21 RS423 setting jumpers for 11 21 W watch aui 2 9 D 4 watch clock 2 9 D 4 watch net 2 9 4 watch net all 2 10 D 4 watch tpe 2 9 D 4 wrist strap attaching 7 3 T test lt alias name gt D 3 t
36. 9 4 1 Removing the Internal SCSI Cable 5 9 4 2 Replacing the Internal SCSI Data Cable 9 17 9 5 DC Power Harness 0 9 5 1 Removing the DC Power Harness 0 9 5 2 Replacing the DC Power Harness 3 9 6 Diskette DataCable 9 26 9 6 1 Removing the Diskette Data Cable 6 9 6 2 Replacing the Diskette Data Cable 7 97 CD ROM Audio Cable 8 9 7 1 Removing the CD ROM Audio Cable 8 9 7 2 Replacing the CD ROM Audio Cable 9 10 System Board Overview 10 1 10 1 Damage Prevention 10 1 10 2 Handling System Boards and Assemblies 10 1 10 3 System Board Layout 10 2 10 4 Replaceable System Board Components 3 11 System Board and Component Replacement 1 11 1 SBus Cards 11 1 11 1 1 Removing an SBus Card 11 2 11 1 2 Replacing an SBus Card 11 5 11 2 S24 Frame Buffer Card 7 11 2 1 Removing an 24 Frame Buffer Card 8 11 2 2 Replacing an 524 Frame Buffer Card 11 10 11 3 DSIMMs 11 12 11 3 1 Removing a DSIMM 11 13 11 3 2 Replacing a DSIMM 11 15 11 4 System Board 11 17 11 4 1 Removing the System Board 11 17 11 4 2 Replacing the System Board 11 19 11 4 3 Setting Jumpers 11 21 11 5 NVRAM 3 11 5 1 Removing the NVRAM Chip 11 23 SPARCstation 5 Service Manual August 1994 11 5 2 Replacing the NVRAM Chip 11 24 Illustrated Parts Breakdown 12 1 12 1 Illustrations of Selected CRUs 12 1 12 2 Replacement Parts List 12 4 System Specifications A 1 A 1 Physical Specifications 1 0 2 Input Power Requirements A 2 A 3 Environmental Requirements A 2 SPARCstatio
37. 94 CHAPTER 1 1 System Board and Component Replacement This chapter describes how to remove replace and configure the SPARCstation 5 system board and its replaceable parts 11 1 SBus Cards The system board has three locations for SBus cards see FIGURE 11 1 SBus slots FIGURE 11 1 SBus Slot Locations 11 1 Note An SBus card extractor is included with all SBus card FRUs You must remove the extractor from the replacement card and install it on the defective card Then use the SBus card extractor to remove the defective card from the system unit If you need to remove an SBus card temporarily and you do not have a replacement card try to find an extractor from some other source If an extractor is not available place both thumbs beneath the corners of the card where it connects to the system board Carefully push upward with your thumbs until the card disconnects from the system board 11 1 1 Removing an SBus Card 1 Shut down and power off the system See Section 6 1 Powering Off the System 2 Remove the cover and attach a wrist strap See Chapter 7 3 Push the card retainers back from the edge of the SBus card See FIGURE 11 2 Push back both card retainers FIGURE 11 2 Opening the SBus Card Retainers 4 Remove the SBus card extractor from the replacement SBu
38. ARCstation 5 Service Manual August 1994 Internal Speaker Removing the Internal Speaker The speaker cover is held in place by three tabs two tabs are at the base of the cover and one tab is near the top of the cover see FIGURE 8 5 Shut down and power off the system See Section 6 1 Powering Off the System Remove the cover and attach a wrist strap See Chapter 7 Locate the two rectangular slots on the underside of the chassis directly beneath the speaker cover See FIGURE 8 5 Insert the tip of a small flat blade screwdriver into the slot that is furthest from the corner of the chassis See FIGURE 8 5 Use the screwdriver to push on the tab inside the slot At the same time pull slightly on the speaker cover to disengage the tab from the chassis Repeat 5 for the second slot Chapter 8 Major Subassemblies 7 8 3 8 3 1 Insert small flat blade screwdriver into slots on underside of chassis Push up on tabs to disengage speaker cover FIGURE 8 5 Removing the Speaker Cover 7 Use the screwdriver to deflect the third tab behind the top corner of the speaker cover and remove the speaker cover the speaker surface Do not touch the diaphragm with tools or your fingers Grasp l Caution Use care when working near or handling the speaker to avoid damaging the speaker by the metal edges only 8 Use a Phillips head screwdriver to remove the two screws that se
39. D Connector TABLE B 3 Pinout for Attachment Unit Interface AUI Micro D Connector Pin Description Pin Description 1 Transmit 14 Transmit 2 Receive 15 Receive 3 Collision 16 Collision 4 Power 17 Ground 5 N C 18 N C 6 N C 19 N C 7 N C 20 N C 8 N C 21 N C Appendix B SPARCstation 5 Input Output Connectors B 3 TABLE B 3 Pinout for Attachment Unit Interface AUI Micro D Connector Continued Pin Description Pin Description 9 N C 22 N C 10 N C 23 Ground 11 N C 24 Ground 12 N C 25 N C 13 N C 26 Ground B 4 Twisted Pair Ethernet Connector FIGURE 8 4 Twisted Pair Ethernet Connector TABLE 4 Pinout for Twisted Pair Ethernet Connector Pin Description Pin Description 1 Transmit Data 5 N C 2 Transmit Data 6 Receive Data 3 Receive Data 7 Presence detect 4 N C 8 Presence detect 2 4 SPARCstation 5 Service Manual August 1994 B 5 Serial Connector Ports A and B 1300000000000001 2500000000000014 FIGURE B 5 Serial Connector TABLE B 5 Pinout for Serial Connector Ports A and B Pin Description Pin Description 1 N C 14 N C 2 Transmit Data TxD 15 Transmit Clock IN TRxC 3 Receive Data RxD 16 N C 4 Request to Send RTS 17 Receive Clock RTxC 5 Clear to Send CTS 18 N C 6 Data Set Ready DSR 19 N C 4 Signal Ground 20 Data Terminal Ready DTR 8 Data Carrier Detect DCD 21 N C 9 N C 22 N C 10 N C 23 N C 11 N C 24 Transmit Clock OUT TR
40. Detach the wrist strap and replace the cover See Chapter 7 6 Power on the system See Section 6 2 Powering On the System Diskette Drive Do tasks in the listed order m Remove the CD ROM drive if necessary Remove the diskette drive m Set the diskette drive switch to the 0 position on the replacement drive Install the diskette drive The diskette drive is located under the CD ROM drive adjacent to the power supply In order to remove or install the diskette drive you must first remove the CD ROM drive if it is present FIGURE 9 7 shows the locations of both drives The diskette drive is not a SCSI device Some of the other drives in your system are SCSI devices such as the CD ROM drive and the hard disk drives The diskette drive connects to an 8 bit internal bus in the SPARCstation 5 system 9 3 9 8 SPARCstation 5 Service Manual August 1994 CD ROM Diskette drive drive top cee Ue bottom SX Hard drives stacked FIGURE 9 7 Diskette Drive Location 9 3 1 Removing the Diskette Drive 1 Shut down and power off the system See Section 6 1 Powering Off the System 2 Remove the cover and attach a wrist strap See Chapter 7 3 Remove the CD ROM drive if installed If the CD ROM drive is not installed remove the CD ROM filler panel as shown in FIGURE 9 8 See Section 9 2 1 Removing the CD ROM Drive if you need to remove the CD ROM drive Chapter9 Storage Devi
41. FIGURE 11 23 The ports can be reset to RS232 mode position A for connection to an X 25 network in Europe or Australia To change the jumper settings from 45423 mode to RS232 mode Shut down and power off the system See Section 6 1 Powering Off the System Remove the cover and attach a wrist strap See Chapter 7 Use needlenose pliers to move both serial port jumpers from position B to position A See FIGURE 11 23 Chapter 11 System Board and Component Replacement 11 21 11 4 3 11 22 SPARCstation 5 Service Manual August 1994 FIGURE 11 23 Setting the Serial Port Jumpers va Hold the NVRAM chip carrier on both ends and lift it straight up to remove it 11 23 NVRAM Removing the NVRAM Chip Shut down and power off the system See Section 6 1 Powering Off the System Remove the cover and attach a wrist strap See Chapter 7 If an SBus card is installed in the center SBus slot remove it See Section 11 1 1 Removing an SBus Card Locate the NVRAM chip on the system board See FIGURE 11 24 l NVRAM FIGURE 11 24 Locating the NVRAM Gently wiggle the chip carrier as necessary Put the NVRAM in its chip carrier on an antistatic surface Chapter 11 System Board and Component Replacement 11 5 11 5 1
42. IGURE 3 1 Arrangement of Sun Type 5 Keyboard Diagnostic LEDs Caps Lock Compose ScrollLock Num Lock LED LED LED LED FIGURE 3 2 Sun Type 4 Keyboard SPARCstation 5 Service Manual August 1994 3 2 Scroll Lock LED Caps Lock LED Caps Lock LED Compose Num Lock UNIX Keyboard U S Keyboard LED LED FIGURE 3 3 Sun Compact 1 Keyboard If the system fails any POST one of the LEDs will light to indicate the nature of the problem The LED may be lit continuously or for just a few seconds TABLE 3 1 provides the meaning of each diagnostic LED TABLE 3 1 Interpreting the Keyboard Diagnostic LEDs Diagnostic LED Failed Part Num Lock LED is lit Main logic board Scroll Lock LED is lit NVRAM Compose LED is lit DSIMMs see Section 4 4 Determining Faulty DSIMM Locations Note The Caps Lock LED is not used as a failure indicator it blinks on and off to indicate that the POSTs are running The keyboard LED diagnostics feature described here applies only to a SPARCstatio
43. IGURE 9 4 4 Disconnect the SCSI data DC power and audio cables from the CD ROM drive Leave the cables plugged into the system board 5 Lift the drive out of the chassis and place it on an antistatic surface SCSI data cable Audio cable FIGURE 9 4 Removing the CD ROM Drive 227 Replacing the CD ROM Drive 1 Remove the replacement CD ROM drive from its antistatic bag Note All necessary brackets and grommets are installed on the CD ROM drive when it is shipped to you 9 6 SPARCstation 5 Service Manual August 1994 2 Make sure the jumper settings on the replacement drive match those shown in FIGURE 9 5 Jumpers should be present for ID4 ID2 and Term power all other jumpers should be removed ID select 421 Parity Prevent Allow Test Term power TL Tt oo000000 0 0 0 0 0 0 0000000000 00 00 Hi 0 0 00 0 00 0000 0 0 000000 0 0000 oo Ho oo 00 00 oo oo FIGURE 9 5 Jumper Settings for SPARCstation 5 CD ROM Drive 3 Install the drive as shown in FIGURE 9 6 The CD ROM drive sits on the shelf above the diskette drive Push the drive toward the center of the unit so that the grommets lock into place 4 Attach the SCSI data DC power and audio cables to the drive See FIGURE 9 6 Chapter9 Storage Devices 9 7 SCSI FIGURE 9 6 Replacing the CD ROM Drive 5
44. PARC II chip may be hot and could cause personal injury if touched Avoid contacting this component Caution Before opening the system unit make sure the system power is in the Standby mode The LED on the front of the system unit should not be lit and the fans should not be running Caution When the system power switch is in the Standby position and the AC power cord remains connected to a power outlet hazardous AC voltage is still present in the power supply primary Do not attempt to service the power supply under these conditions Disconnect the AC power cord prior to handling the power supply When servicing any other system component the AC power cord should remain connected it poses no safety hazard 7 1 NN lt lt lt 1 Press the Standby side of the system power switch 2 Loosen the captive Phillips head screw in the upper right corner of the rear panel see FIGURE 7 1 3 Unscrew the Phillips head screw that secures the lock block to the cover Remove the lock block and put it aside see FIGURE 7 1 FIGURE 7 1 Removing the Rear Panel Cover Screws 4 Lift the cover free of the chassis as shown in FIGURE 7 2 7 2 SPARCstation 5 Service Manual August 1994 FIGURE 7 2 Removing the Cover 5 Attach a wrist strap to your wrist and to the metal casing of the power supply See Section 7 2 Attaching the Wrist Strap close the system unit before turning on the po
45. RCstation 5 system The Power On Self Test POST diagnostics reside in the OpenBoot PROM located on the system board There are two POST modes Normal and Diagnostic CHAPTER 3 Power On Self Test POST The Power On Self Test POST runs when you turn on the system unit power switch and any of the following conditions apply diag switch NVRAM parameter is set to true m Stop d keys are held down when you turn on the power Keyboard is disconnected and diag switch is set to false The POST comprises a sequence of tests designed to evaluate the major hardware components of the main logic board in the short time before the OpenBoot PROM firmware takes control The POST does not perform extensive testing on any component of the main logic board Only major failures can be detected by the POST Four different LEDs on the keyboards are used to indicate the progress and results of the POST These LEDs are on the Caps Lock Compose Scroll Lock and Num Lock keys as shown in FIGURE 3 1 FIGURE 3 2 and FIGURE 3 3 To indicate the beginning of the POSTs the four LEDs briefly light all at once The monitor screen remains blank and the Caps Lock LED blinks for the duration of the POST 3 1 3 1 Scroll Lock LED Num Lock LED Caps Lock LED Caps Lock LED Compose UNIX Keyboard U S Keyboard LED F
46. SI data cable SCSI backplane Card guide cable clips Speaker LED connector CD ROM audio connector FIGURE 9 22 Internal Cable Routing Remove the power supply See Section 8 1 1 Removing the Power Supply Disconnect the DC power harness from the power supply and carefully remove the harness from the system chassis Replacing the DC Power Harness Visual markers have been placed on the internal cables to help you route the cables through the metal cable clips properly The markers are either tie wrap cords or colored tape affixed to each cable When properly installed the two tie wraps on each cable should straddle the metal cable clip that is closest to the system board For the SCSI data cable the colored tape should be centered directly below that same cable clip Route the DC power harness through the metal cable clips The two tie wrap cords on the DC power harness should straddle the cable clip that is closest to the system board see FIGURE 9 22 Chapter9 Storage Devices 9 23 Metal cable cli Diskette data conne SCSI data connector DC power connector 12 13 9 5 2 Route the SCSI data cable through the metal cable clips The taped portion of the SCSI data cable should be centered beneath the cable clip that is closest to the system board see FIGURE 9 22 Route the SCSI data cable between the disk drive bracket and the card gui
47. SIMM for removing the defective DSIMM To replace the DSIMM follow the directions in Section 11 3 2 Replacing a DSIMM Slot 7 Slot 6 Slot 5 Slot 4 Slot 3 Slot 2 Slot 1 Slot 0 SIMM slot J0403 SIMM slot J0402 wo SIMM slot J0401 m SIMM slot J0400 22 SIMM slot J0303 ey SIMM slot J0302 SIMM slot J0301 SIMM slot J0300 DSIMM Slot Locations Physical Memory Address Ranges for Slots 0 Through 7 Physical Memory Address Ranges 0000 0000 through 01FF FFFF 0200 0000 through 03FF FFFF 0400 0000 through 05FF FFFF 0600 0000 through 07FF FFFF 0800 0000 through 09FF FFFF 0A00 0000 through OBFF FFFF 0000 0000 through ODFF FFFF 0E00 0000 through OFFF FFFF SIMM Jo300 J0301 J0302 J0303 J0400 J0401 J0402 J0403 oU FIGURE 4 2 TABLE 4 4 Slot 0 1 2 3 4 5 6 7 1 Each memory slot can contain one DSIMM up to 32 megabytes in size Slot 0 must have a DSIMM present SPARCstation 5 Service Manual August 1994 4 8 Safety and Tools Requirements This chapter describes standards safety procedures and precautions you should follow whenever you need to replace or remove assemblies or subassemblies from your system CHAPTER 5 Safety Requirements For your protection observe the following safety requirements Follow all cautions warnings and instructions marked on the equipment m Ensure that the voltage and frequency rating of the power outlet
48. SPARCstation 5 Service Manual 0 amp Sun microsystems THE NETWORK IS THE COMPUTER Sun Microsystems Computer Company A Sun Microsystems Inc Business 901 San Antonio Road Palo Alto CA 94303 4900 USA 650 960 1300 fax 650 969 9131 Part No 801 6396 11 Revision A August 1994 1994 Sun Microsystems Inc 901 San Antonio Road Palo Alto California 94303 4900 U S A Allrights reserved This product or document is protected by copyright and distributed under licenses restricting its use copying distribution and decompilation No part of this product or document may be reproduced in any form by any means without prior written authorization of Sun and its licensors if any Portions of this product may be derived from the UNIX system licensed from Novell Inc and from the Berkeley 4 3 BSD system licensed from the University of California UNIX is a registered trademark in the United States and in other countries and is exclusively licensed by X Open Company Ltd Third party software including font technology in this product is protected by copyright and licensed from Sun s suppliers RESTRICTED RIGHTS Use duplication or disclosure by the U S Government is subject to restrictions of FAR 52 227 14 g 2 6 87 and FAR 52 227 19 6 87 or DFAR 252 227 7015 b 6 95 and DFAR 227 7202 3 a Sun Sun Microsystems the Sun logo and Solaris are trademarks or registered trademarks of Sun Microsystems Inc in the United
49. See probe scsi To determine if a SCSI host adapter controller is defective To power off the system with a Sun Type 5 keyboard Selected FORTH Diagnostic Tests Continued Preparation Connect the system to the network via the desired Ethernet port Connect external SCSI devices to the system and turn on their power Connect external SCSI devices to the system and turn on their power You must have a Sun Type 5 keyboard in order to use this command Description Monitors broadcast Ethernet packets on all Ethernet interfaces installed in the system one at a time Returns the SCSI devices internal and external and their SCSI targets connected to the built in SCSI port Returns to the display the SCSI devices and their SCSI targets connected to all SCSI ports both the built in SCSI port and any additional SCSI host adapter cards Powers off the system TABLE 2 4 Type of Test watch net all probe scsi probe scsi all power off 2 10 SPARCstation 5 Service Manual August 1994 FORTH Monitor The FORTH Monitor is a basic diagnostic utility and system interface If there is any problem with your operating system the FORTH Monitor automatically starts as indicated by the appearance of the ok prompt the Monitor also starts if auto boot is set to false You can also choose to access the FORTH Monitor by halting the system For information on how to access the FORTH Monito
50. States and in other countries All SPARC trademarks are used under license and are trademarks or registered trademarks of SPARC International Inc in the United States and in other countries Products bearing SPARC trademarks are based upon an architecture developed by Sun Microsystems Inc The OPEN LOOK and Sun Graphical User Interfaces were developed by Sun Microsystems Inc for its users and licensees Sun acknowledges the pioneering efforts of Xerox Corporation in researching and developing the concept of visual or graphical user interfaces for the computer industry Sun holds a nonexclusive license from Xerox to the Xerox Graphical User Interface which license also covers Sun s licensees who implement OPEN LOOK GUIs and otherwise comply with Sun s written license agreements THIS PUBLICATION IS PROVIDED AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE OR NON INFRINGEMENT Copyright 1994 Sun Microsystems Inc 901 San Antonio Road Palo Alto Californie 94303 4900 U S A Tous droits r serv s Ce produit ou document est prot g par un copyright et distribu avec des licences qui en restreignent l utilisation la copie et la d compilation Aucune partie de ce produit ou de sa documentation associ e ne peut tre reproduite sous aucune forme par quelque moyen que ce soit sans l autorisation pr alable e
51. Tool window on the Sun workstation type tip hardwire Some commands will not work properly in a Command Tool window The system will reply connected hostnames tip hardwire connected The Shell Tool window is now a tip window directed to the Sun workstation serial port 4 When you are finished running POST and want to disconnect the tip window either type tilde period in the tip window or type kill 9 and the process ID number of the tip hardwire process hostnames or hostname kill 9 PID of tip hardwire process 3 5 Tests the POST Runs Following is a sample listing of the Full Diagnostic Mode tests completed by POST CODE EXAMPLE 3 1 POST Tests U Context Table Reg Test U Context Register Test U TLB Replace Ctrl Reg Tst U Sync Fault Stat Reg Test U Sync Fault Addr Reg Test U TLB RAM NTA Pattern Test U TLB CAM NTA Pattern Test U TLB LCAM NTA Pattern Test IOMMU SBUS Config Regs Test IOMMU Control Reg Test IOMMU Base Address Reg Test 3 6 SPARCstation 5 Service Manual August 1994 CODE EXAMPLE 3 1 POST Tests IOMMU TLB Flush Entry Test IOMMU TLB Flush All Test SBus Read Time out Test EBus Read Time out Test D Cache RAM NTA Test D Cache TAG NTA Test I Cache RAM NTA Test I Cache TAG NTA Test emory Address Pattern Test PU Register File Test PU Misaligned Reg Pair Test PU Single precision Tests PU Double precision T
52. ace See AUI audio connector pinouts B 6 AUI connector pinout B 3 auto boot parameter 2 4 to 2 6 2 11 3 4 B boot lt disk alias gt command 2 8 boot failure 4 1 boot dev parameter 2 5 0006 2116 parameter 2 5 6 cables illustrations 12 2 12 3 CD ROM audio cable 9 28 removal replacement 9 28 to 9 30 CD ROM drive 9 5 removal replacement 9 5 to 9 8 connector pin assignments audio connectors B 6 AUI connector B 3 keyboard mouse connector B 6 parallel connector B 2 SCSI connector B 1 serial connectors B 5 main logic board See system board memory address ranges 4 8 arrangement of slots 4 8 error reporting 4 7 location J number 4 7 physical address 4 7 See also DSIMM mfg switch parameter 2 4 microphone illustration 12 3 module info D 7 N nonvolatile random access memory See NVRAM NVRAM parameters 2 5 removal replacement 11 23 to 11 24 0 ok prompt 2 4 to 2 7 2 11 On Board Diagnostics D 1 options external 1 5 internal 1 4 P parallel connector pinout B 2 part numbers listing 12 4 physical specifications A 1 pin assignments See connector pin assignments POST 3 1 3 8 detailed information 3 4 Diagnostic Mode 3 4 full diagnostic tests 3 6 keyboard LEDs 3 1 3 3 Normal Mode 3 4 overview 2 4 silent abbreviated 3 5 system failures 3 3 SCSI targets automatically assigned C 1 diskette data cable 9 26 removal replacement 9 26 to 9 28 diskette drive 9
53. amage to data files D 1 Running the FORTH Diagnostics 1 Save all your work and quit all applications Consult your software documentation for instructions on ending a work session and saving your files D 1 Return to the operating system environment If you are in a windowing environment exit from it and wait for the operating system prompt to appear See the documentation supplied with your windowing system Halt the operating system See the documentation supplied with your operating system for instructions on how to halt it a For Solaris 2 x SunOS 5 x systems type oe su Password superuser password usr sbin shutdown y g60 i0 b For Solaris 1 x SunOS 4 x systems type Password superuser password usr etc shutdown h 1 The operating system warns other users of your system of the impending shutdown and then halts itself after a one minute delay If you wish to provide a longer delay see the man page for shutdown 1 The system synchronizes the file systems and brings you to either the gt or ok prompt If you see the ok prompt skip ahead to Step 5 otherwise continue with Step 4 Enter n at the gt prompt to get to the ok prompt Enter reset at the ok prompt When you see the system banner press Stop a to access the FORTH Monitor If you see the gt prompt enter n to get to the ok prompt Enter help diag at the ok prompt to get a list of test
54. atible terminal as the console with your SPARCstation 5 system unit press Break instead of Stop a 6 1 2 6 2 SPARCstation 5 Service Manual August 1994 Note If the system does not respond to the mouse and keyboard pressing Stop a will not be effective You may have to turn the power off wait at least 10 seconds and turn the power on again Then try pressing Stop a once more When the ok prompt appears boot the operating system Enter boot at the ok prompt When you see the login prompt log in to the system with your user name and password Halt the operating system See the documentation supplied with your operating system for instructions on how to halt it a For Solaris 2 x SunOS 5 x systems type Password superuser password usr sbin shutdown y g60 i0 Password superuser password usr etc shutdown h 1 The operating system warns other users of your system of the impending shutdown and then halts itself after a one minute delay If you wish to provide a longer delay see the man page for shutdown 1 The system responds with system halt messages followed by an ok prompt When the ok prompt appears you can safely turn off the power in the proper sequence c When the ok prompt appears turn off the power to the system components in this order 1 External drive units if you have any 2 System unit 3 Monitor Chapter6 Power On and Off 6 3 Powering On the System
55. bles to the system board See FIGURE 9 16 Reinstall the SBus card if necessary See Section 11 1 2 Replacing an SBus Card Tighten the two captive Phillips head screws that secure the board to the rear of the chassis See FIGURE 9 18 Captive screw Captive screw FIGURE 9 18 Backpanel Captive Screws Chapter9 Storage Devices 9 19 Install the CD ROM drive if necessary See Section 9 2 2 Replacing the CD ROM Drive Detach the wrist strap and replace the cover See Chapter 7 Reconnect all external cables to the rear panel Power on the system See Section 6 2 Powering On the System DC Power Harness Removing the DC Power Harness Shut down and power off the system See Section 6 1 Powering Off the System Detach all external cables from the rear panel including the power cord Remove the cover and attach a wrist strap See Chapter 7 Unplug the DC power SCSI data diskette data speaker LED and CD ROM audio cables from the system board see FIGURE 9 19 You may need to remove an SBus card to access the audio connector See Section 11 1 1 Removing an SBus Card 9 10 11 12 9 5 9 5 1 1 2 3 4 9 20 SPARCstation 5 Service Manual August 1994 Diskette data connector SCSI data connector
56. boot If auto boot is set to true and diag switch is set to Default true true the system boots the operating system from the device and file specified in the diag device and diag file NVRAM parameter fields When set to false this will suppress the boot sequence The system halts with the ok prompt At the FORTH Monitor prompt you can direct the system to boot the operating system from a location that you specify or you can execute a variety of additional FORTH based tests See the OpenBoot Command Reference for a complete description of the FORTH Monitor Chapter 2 Troubleshooting Overview 2 5 If the auto boot parameter is set to true the default the system boots a standalone program To determine which program and device to boot from the system checks the diag switch NVRAM parameter TABLE 2 2 summarizes the effect of the auto boot and diag switch parameters TABLE 2 2 Summary of Autoboot and Diagnostic Switch Parameter Settings auto boot diag switch Result false false or true gt or ok prompt true false Boot operating system from device alias disk or net for SPARCstation 5 system true true Boot operating system from device alias net 1 The boot parameters represented here are default settings The defaults may be changed by following the procedures listed in the OpenBoot Command Summary Once the operating system is running you can invoke the SunDiag System Exerciser if furt
57. ces 9 9 FIGURE 9 8 Removing the CD ROM Filler Panel 4 Push the diskette drive toward the center of the chassis to disengage it You may need to use a screwdriver for leverage Use the screwdriver to push on the drive grommets as shown in FIGURE 9 9 Do not push on the drive s front bezel 9 10 SPARCstation 5 Service Manual August 1994 FIGURE 9 9 Disengaging the Diskette Drive Lift the diskette drive out of the drive bracket Holding the drive in one hand detach the diskette data and DC power cables from the drive with your other hand See FIGURE 9 10 Chapter9 Storage Devices 9 11 FIGURE 9 10 Removing the Diskette Drive 6 Lift the diskette drive out of the chassis and place it on an antistatic mat 7 Remove the mounting grommets and screws from the drive 99 2 Replacing the Diskette Drive 1 Take the four grommets and screws that you removed from the defective diskette drive and install them on the replacement drive Install the grommets in the lower set of holes as shown in FIGURE 9 11 2 Set the diskette drive switch to position 0 If your diskette drive does not have a switch skip this step See FIGURE 9 11 9 12 SPARCstation 5 Service Manual August 1994 Set switch to position 0 all the way to the right present on some models only Grommets FIGURE 9 11 Diskette Drive Switch and Grommets Holding the diskette drive in one hand lower it far enough into the chassis to
58. cure the speaker to the system chassis Save the screws for installing the replacement speaker See FIGURE 8 6 8 8 SPARCstation 5 Service Manual August 1994 FIGURE 8 6 Removing the Speaker 9 Hold the speaker in one hand and disconnect the two fast on connectors from the speaker terminals on the back of the speaker See FIGURE 8 7 10 Set the speaker aside Chapter 8 Major Subassemblies 9 Speaker rear view OV SoS 0 O Small fast on connector Large fast on connector FIGURE 8 7 Speaker Connections 8 3 2 Replacing the Internal Speaker Caution Do not touch the black inner surface of the speaker Handle the speaker only by the metal frame to avoid damage 1 Pull the speaker end of the speaker LED cable through the speaker opening in the chassis wall 2 Unpack the replacement speaker 3 Slide the fast on connectors at the end of the speaker LED cable onto the terminals of the replacement speaker See FIGURE 8 7 Note One connector and terminal pair is larger than the other They are sized differently to ensure proper connection 4 Install the speaker in the opening on the left front of the system chassis and secure it with the two screws removed earlier See FIGURE 8 6 8 10 SPARCstation 5 Service Manual August 1994 5 Replace the snap on corner speaker cover Press all three tab areas to ensure that the tabs snap securely into the chass
59. ddress 1 spin up disk2 SCSI address 2 disk and disk3 SCSI address 3 Performs a self test diagnosticon The CD ROM must be set to SCSI See the CD ROM drive target 6 and havea CD inserted in description SPARCstation 5 Service Manual August 1994 2 9 Type of Test screen floppy scsi net aui net tpe net disk disk0O diskl disk2 disk3 cdrom test test test test test test test test test test test test 2 8 When to Use See description Tests serial ports See description See description When a device driven by an SBus card is not functioning properly See description See description See description See description Troubleshooting Overview 2 9 Selected FORTH Diagnostic Tests Continued Preparation Connect the tape drive to the system and then turn on the power Attach a terminal to the serial port to observe the output Keyboard must be connected None Set the diag switch NVRAM parameter to true None Connect the system to the network via the desired Ethernet port Connect the system to the network via the desired Ethernet port Connect the system to the network via the desired Ethernet port Chapter 2 Description Tests the SCSI tape drive by executing the drive self test program tape and tape 0 are the first tape drive tape 1 is the second tape drive Outputs an alphanumeric test pa
60. de Secure the cable under the plastic clips at the rear of the card guide and connect it to the SCSI backplane See FIGURE 9 22 Connect the DC power harness to the SCSI backplane See FIGURE 9 22 Connect the DC power harness to the rear of the power supply Reinstall the power supply See Section 8 1 2 Replacing the Power Supply Connect the DC power harness to the diskette drive Insert the front edge of the system board into the card guide Lift the rear of the board slightly and slide it along the card guide until it is fully inserted See FIGURE 9 23 System board FIGURE 9 23 Replacing the System Board SPARCstation 5 Service Manual August 1994 9 24 Reconnect the DC power SCSI data diskette data speaker LED and CD ROM audio cables to the system board See FIGURE 9 22 Reinstall the SBus card if necessary See Section 11 1 2 Replacing an SBus Card Tighten the two captive Phillips head screws that secure the board to the rear of the chassis See FIGURE 9 24 Captive screw Captive screw FIGURE 9 24 Backpanel Captive Screws Reinstall the CD ROM drive if necessary See Section 9 2 2 Replacing the CD ROM Drive Detach the wrist strap and replace the cover See Chapter 7 Reconnect all external cables to the rear panel Power on the system See Section 6 2 Powering On the Syst
61. delicate electronic components that are extremely sensitive to static electricity Ordinary amounts of static from your clothes or work environment can destroy a DSIMM Handle a DSIMM only by the edges Do not touch the components on the DSIMM or any metal parts Wear a grounding strap before unpacking and during handling of a DSIMM Do not disconnect the power cord from the system unit s power receptacle The power cord should be left plugged in to a grounded power outlet This connection provides the ground path necessary so that you can safely remove and install DSIMMs and other components Be sure that the system unit power is in Standby mode Check the green light emitting diode LED at the front of the chassis to be sure it is not lit Removing a DSIMM Shut down and power off the system See Section 6 1 Powering Off the System Remove the cover and attach a wrist strap See Chapter 7 Place an antistatic surface next to the system Locate the slot for the DSIMM you need to remove See FIGURE 11 14 Chapter 11 System Board and Component Replacement 3 11 3 1 DSIMMs Slot 7 3 Slot 6 2 Slot 5 J0401 Slot 4 0 Slot 3 3 Slot 2 2 Slot 1 1 Slot 0 0 FIGURE 11 14 DSIMM Slot Locations on the System Board 5 To eject the faulty DSIMM press down on the ejection levers on both sides of the DSIMM connector see FIGURE 11 15 Push
62. down ejector levers to eject DSIMM FIGURE 11 15 Ejecting a DSIMM 6 Holding the DSIMM by its edges remove it from the slot and place it on an antistatic surface 11 14 SPARCstation 5 Service Manual August 1994 11 3 2 Replacing a DSIMM 1 Carefully remove the new DSIMM from its protective packaging and place it on an antistatic surface The bag that the DSIMM is packed in makes a good antistatic surface 2 Choose any available slot and unlock press down the ejector levers at both ends of the connector 3 Align the DSIMM with the slot Hold the DSIMM by its edges and orient it so that the two notches at the bottom of the DSIMM line up with the two tabs in the DSIMM connector See FIGURE 11 16 Note Slot J0300 the one closest to the rear panel must always contain a DSIMM If you combine different capacity DSIMMs in the same system this slot must contain the highest capacity DSIMM Align notches with corresponding tabs in DSIMM connector FIGURE 11 16 Orienting a DSIMM Chapter 11 System Board and Component Replacement 11 15 4 Place your thumbs as shown in FIGURE 11 17 and push the DSIMM firmly into its connector 5 To lock the DSIMM in place push both ejector levers into the upright position Push the DSIMM firmly into its connector FIGURE 11 17 Installing a DSIMM 6 Detach the wrist strap and
63. e Diskette data conne Card guide SCSI data connector cable clips DC power connector Speaker LED connector CD ROM audio connector FIGURE 9 13 System Board Cable Connections 5 Loosen the two captive Phillips head screws that secure the system board to the rear of the chassis See FIGURE 9 14 Captive screw Captive screw FIGURE 9 14 Rear Panel Captive Screws 6 Pull the board out of the back of the chassis until it clears the plastic card guide Place the board on an antistatic surface See FIGURE 9 15 9 16 SPARCstation 5 Service Manual August 1994 Card guide System board FIGURE 9 15 Removing the System Board Remove the CD ROM drive if present See Section 9 2 1 Removing the CD ROM Drive Free the SCSI data cable from the metal cable clips on the chassis floor and from the plastic cable clips on the card guide See FIGURE 9 14 Disconnect the DC power harness from the SCSI backplane See FIGURE 9 14 Disconnect the internal SCSI data cable from the SCSI backplane and from the system board See FIGURE 9 14 Carefully remove the internal SCSI data cable from the chassis Replacing the Internal SCSI Data Cable Visual markers have been placed on the internal cables to help you route the cables through the
64. em Chapter9 Storage Devices 9 25 9 10 11 12 13 14 15 Diskette Data Cable Removing the Diskette Data Cable Shut down and power off the system See Section 6 1 Powering Off the System Remove the cover and attach a wrist strap See Chapter 7 Remove the CD ROM drive if present See Section 9 2 1 Removing the CD ROM Drive Remove the diskette drive See Section 9 3 1 Removing the Diskette Drive Unplug the diskette data cable from the system board See FIGURE 9 25 Carefully note how the diskette data cable is routed and remove it from the system chassis 9 6 9 6 1 9 26 SPARCstation 5 Service Manual August 1994 FIGURE 9 25 System Board Cable Routing Replacing the Diskette Data Cable Route the replacement cable in the same manner as the defective cable that you just removed The 90 degree bend in the cable should run directly beneath the diskette drive Connect the diskette data cable to the system board See FIGURE 9 25 Install the diskette drive See Section 9 3 2 Replacing the Diskette Drive Install the CD ROM drive if necessary See Section 9 2 2 Replacing the CD ROM Drive Detach the wrist strap and replace the cover See Chapter 7 C
65. er supply rear view DC power harness Power supply connector FIGURE 8 2 Connecting the DC Power Harness to the Power Supply Lower the power supply into the chassis at an angle so that the DC power connector fits under the peripheral bracket Slide the power supply toward the rear of the chassis until it locks in the power supply mounts Chapter 8 Major Subassemblies 3 8 1 2 Tighten the captive screw s to secure the power supply to the rear of the chassis See FIGURE 8 1 Caution Do not use a power driver to tighten a captive screw Do not overtighten a captive screw Plug the power supply connector into the system board See FIGURE 8 1 Remove the wrist strap from your wrist and then from the power supply Replace the cover See Section 7 3 Replacing the Cover Plug in the power cord to the system unit and the wall outlet Power on the system See Section 6 2 Powering On the System 10 Power LED The system power LED is located at one end of the speaker LED cable An in line connector in the cable facilitates removal of the LED without having to remove the entire speaker LED cable Removing the Power LED Shut down and power off the system See Section 6 1 Powering Off the System Remove the cover and attach a wrist strap See Chapter 7 Remove the CD ROM drive if present See Section 9 2 1 Removing the CD ROM Drive
66. est lt device path gt D 3 test cdrom 2 8 test disk 2 8 test disk0O 2 8 test disk1 2 8 test disk2 2 8 test disk3 2 8 test floppy 2 8 test keyboard 2 9 test net 2 8 test net aui 2 8 test net tpe 2 8 test screen 2 8 test scsi 2 8 test tape 2 9 test 68060 2 9 test tapel 2 9 test ttya 2 9 test ttyb 2 9 test all 2 9 4 test memory 2 9 D 8 testing the power supply 4 3 testing the system board 4 5 thick Ethernet D 5 tip connection 3 5 tip window 3 6 tools required 5 4 tpe link test parameter 2 8 troubleshooting 2 1 to 2 11 turning off power 6 1 to 6 3 turning on power 6 4 twisted pair Ethernet D 5 twisted pair Ethernet connector pinout B 4 U use nvramrc parameter 2 4 V video connector pinout B 8 video output none 4 2 voltage checkpoints 4 3 Index 8 SPARCstation 5 Service Manual August 1994
67. ests P Invalid CEXC Test P Overflow CEXC Test P Divide by 0 CEXC Test P Inexact CEXC Test P Trap Priority gt Test P Trap Priority lt Test P Invalid CEXC Test P Overflow CEXC Test P Divide by 0 CEXC Test P Inexact CEXC Test P Trap Priority gt Test PU DP Trap Priority lt Test ROCO Interrupt Regs Tests oft Interrupts OFF Test oft Interrupts ON Test ROCO User Timer Test ROCO Counter Timer Test A2 E_CSR Register Test ANCE Address Port Tests ANCE Data Port Tests A2 D_CSR Register Test A2 D_ADDR Register Test 22 D_BCNT Register Test A2 D_NADDR Register Test SP Registers Tests 22 P_CSR Register Test 22 P_ADDR Register Test 22 P_BCNT Register Test PORT Registers Tests NVRAM Access Test TOD Registers Test U U U NNVAD eee eos gt c Chapter 3 Power On Self Test POST 7 POST Error Messages The POST error messages returned to the terminal are self explanatory For example if no DSIMM is installed in the system the POST will tell you that no DSIMM is installed and will indicate the slot number of the DSIMM slot Use the error messages returned by POST to troubleshoot the system 3 6 Status Lights LEDs and Indicators The LED at the front of the chassis lights when the system is
68. extractor Pull upward slowly and evenly until the connector is detached from the slot See FIGURE 11 11 Chapter 11 System Board and Component Replacement Lift both ends of card extractor simultaneously to prevent pin damage FIGURE 11 11 Removing an 524 Frame Buffer Card Continue to lift the extractor while lowering the opposite end of the card to free it from the back panel Place the faulty 524 card on an antistatic surface Replacing an 524 Frame Buffer Card Locate the AFX Bus slot on the system board See FIGURE 11 10 Push back the two card retainers on the AFX Bus slot if necessary See FIGURE 11 10 Note Before installing the 524 card inspect the AFX Bus slot for bent pins Do not install the 24 card if a pin in the slot is bent If necessary straighten bent pins with needlenose pliers 2 11 10 SPARCstation 5 Service Manual August 1994 3 Holding the replacement 524 card at an angle to the rear panel insert the tabs on the card backplate into the corresponding slots on the rear panel See FIGURE 11 12 Open both card retainers FIGURE 11 12 Inserting the S24 Frame Buffer Card 4 Carefully align the 24 card connector with the AFX Bus slot on the system board Press evenly on the corners of the card to push the connector into the socket See FIGURE 11 13 Caution Do not force the card Align the card connector and slot properly or you may damage the pins on t
69. g 66016086 pliers to squeeze the plastic tabs at the upper left corner of the backplane mounting bracket Pull slightly on the backplane to disengage the tabs See FIGURE 8 8 Repeat 6 for the tabs at the lower left corner of the bracket Swing the left side of the backplane away from the chassis and remove it from the system Replacing the SCSI Backplane Remove the replacement SCSI backplane and bracket assembly from the shipping bag and place it on an antistatic surface Position the backplane and bracket assembly so that the tabs on all four corners of the mounting bracket align with the corresponding slots in the chassis wall The backplane must be inserted at an angle to accomplish this Push on the upper left and lower left corners of the backplane to snap it into place See FIGURE 8 8 Connect the SCSI data cable and DC power harness to the SCSI backplane See FIGURE 8 8 Replace the hard disk drive s See Section 9 1 Hard Disk Drive Remove the wrist strap from your wrist and then from the power supply Replace the cover See Section 7 3 Replacing the Cover Power on the system See Section 6 2 Powering On the System Chapter 8 Major Subassemblies 3 8 4 2 8 14 SPARCstation 5 Service Manual August 1994 CHAPTER 9 Storage Devices This chapter includes information about how to remove and replace the system s internal storage devices and rela
70. ge of the rear panel SeeFIGURE 8 1 Note The wrist strap is usually grounded to the power supply When removing or replacing the power supply attach the wrist strap to the upper flat edge of the rear panel to ground the system 5 On the rear panel loosen the captive screw s securing the power supply to the chassis Some models have two captive screws others have one See FIGURE 8 1 Power supply Power supply gt rear view DC power harness yer Power supply connector DC power connector Captive screws some models have only one FIGURE 8 1 Removing the Power Supply 6 Disconnect the power supply connector from the system board See FIGURE 8 1 8 2 SPARCstation 5 Service Manual August 1994 Slide the power supply toward the chassis front to free it from the chassis mounts See FIGURE 8 1 Lift the power supply out of the chassis and disconnect the DC power harness from the keyed connector on the rear of the power supply See FIGURE 8 2 Replacing the Power Supply Attach a wrist strap and secure it to the rear panel See FIGURE 8 1 Note The wrist strap is usually grounded to the power supply However when removing or replacing the power supply attach the wrist strap to the upper flat edge of the backpanel to ground the system Hold the power supply in one hand Connect the DC power harness to the rear of the power supply See FIGURE 8 2 Pow
71. hapter 9 for more information TABLE 1 1 Internal Options Quantity 1 Up to 3 12 August 1994 Option 24 card SBus cards Hard disk drives 1 4 SPARCstation 5 Service Manual Comments Internal CD ROM drive Internal diskette drive for diskette I O System supports up to 256 Mbytes of dynamic single in line memory modules DSIMMs TABLE 1 1 Internal Options Option Quantity CD ROM drive 1 Diskette drive 1 DSIMMs Up to 8 External Options TABLE 1 2 lists selected external small computer system interface SCSI options TABLE 1 2 Selected External SCSI Peripheral Options Description 150 Mbyte tape drive or DAT tape drive Disk expansion unit with a variety of SCSI disk drive capacities Compact CD ROM disc drive 1 3 Gbyte disk drive or 5 0 Gbyte tape drive Up to seven SCSI disks compact CD ROM drive tape drive other non disk units Desktop enclosure containing a disk array of SCSI disk drives Desktop enclosure containing a tape drive with multiple magazine cartridges provides up to 20 Gbytes of tape backup storage Holds up to eight disk drives and two or three removable media in the upper tray Requires a minimum of two SCSI controllers if all three trays are used You cannot have more than seven SCSI devices on each SCSI bus Chapter 1 Product Description 5 Unit Desktop Backup Pack Desktop Disk Pack Deskto
72. hapter9 Storage Devices 7 Diskette data connector _ 9 6 2 6 Power on the system See Section 6 2 Powering On the System 9 7 CD ROM Audio Cable 9 7 1 Removing the CD ROM Audio Cable 1 Shut down and power off the system See Section 6 1 Powering Off the System 2 Remove the cover and attach a wrist strap See Chapter 7 3 Disconnect the CD ROM audio cable from the CD ROM drive FIGURE 9 26 shows where the audio cable connects to the CD ROM drive CD ROM 1 tt audio 00 0 0000000000 0 0 0 0 connector oo00000000000000D0D0000000 eel 0 000000 0 0 00 00000 oo jojjo FIGURE 9 26 Audio Connector the CD ROM Drive 4 Disconnect the CD ROM audio cable from its connector on the system board See FIGURE 9 27 9 28 SPARCstation 5 Service Manual August 1994 Card guide cable clips CD ROM audio connector FIGURE 9 27 CD ROM Audio Connector on the System Board Carefully note how the CD ROM audio cable is routed and remove it from the system chassis Replacing the CD ROM Audio Cable Route the replacement cable in the same manner as the defective cable
73. he card Chapter 11 System Board and Component Replacement 11 11 Close both card retainers FIGURE 11 13 Closing the Card Retainers Push the card retainers forward to clamp down the S24 card See FIGURE 11 13 Detach the wrist strap and replace the cover See Chapter 7 Power on the system See Section 6 2 Powering On the System DSIMMs This section describes the procedures for removing and replacing faulty DSIMMs To determine the location of a faulty DSIMM see Section 4 4 Determining Faulty DSIMM Locations SPARCstation 5 system units come equipped with a minimum of 16 Mbytes of dynamic random access memory DRAM expandable to 256 Mbytes Physically DRAM chips are grouped in single in line memory modules DSIMMs that plug into eight DSIMM slots located on the system unit s main logic board 11 3 11 12 SPARCstation 5 Service Manual August 1994 The SPARCstation 5 system accepts industry standard JEDEC SIMMs which are widely available from a number of different suppliers Sun Microsystems offers two different types of DSIMMs for this system an 8 Mbyte DSIMM and a 32 Mbyte DSIMM The maximum memory configuration is 256 Mbytes using eight 32 Mbyte DSIMMs Caution DSIMMs installed in your system must have been specifically designed to operate in it Do not remove DSIMMs from a different Sun system and install them in a SPARCstation 5 system Caution A DSIMM is made of
74. her diagnostic testing is warranted Refer to Section 2 7 SunDiag System Exerciser for additional information Another standalone diagnostic program you can run is the SunDiagnostic Executive Refer to Section 2 8 SunDiagnostic Executive for further information To boot user specified programs such as the SunDiagnostic Executive you must be at the gt prompt or ok prompt See Appendix D for a detailed procedure on how to access the gt or the ok prompt SPARCstation 5 Service Manual August 1994 2 6 2 3 Diagnostic Tools and When to Use Them TABLE 2 3 provides a summary of the available diagnostic tools and describes when to use each tool TABLE 2 3 Diagnostic Tools Diagnostic Tool When or Why to Use the Tool Power On Self Test Executes automatically at power on when Stop d keys are pressed or when the POST diag switch parameter is set to true The POST code resides in the boot PROM and is driven by the POK signal from the power supply POST tells you if there is a problem with the system board the NVRAM or the DSIMMs See Section 3 1 Power On Self Test POST FORTH Diagnostics Tests functions such as the Ethernet and SCSI interfaces system memory and the diskette drive controller You must be at the ok prompt the FORTH Monitor to run the FORTH Diagnostics The FORTH Diagnostics reside in the boot PROM FORTH Monitor Allows input to the system at the boot PROM level Supports functions such
75. ice Manual August 1994 CRU DMA DRAM DSIMM Ecache FORTH FORTH Toolkit frame buffer board FRU IC ID IU LANCE LED Location MBus module Monitor 1 Monitor 2 MMU NVRAM Glossary 2 A test that allows you to test the control registers the network controller the diskette drive system memory the cache the system clock and watch the network for valid packets Power ok A signal from the power supply that is activated after DC voltages have risen Power On Self Test The POST runs when you turn on the system power switch or reboot the system and press and hold the L1 d keys The POST stored in the boot PROM is a series of rudimentary tests designed to verify that the major components on the system board are working properly Any board with electronic wiring etched on it Programmable read only memory Random access memory Read only memory A printed circuit board installed in an SBus slot of the system unit Serial communications controller Small computer system interface pronounced scuzzy Serial interface adapter Diagnostic software that runs under SunOS system software displays real time use of system resources and peripheral equipment such as Desktop Storage Packs and External Storage Modules See Monitor 1 or 2 A device that consists of a video display and keyboard that is used to type and display information A terminal may be connected to either of the seria
76. in the SPARCstation 5 system It also describes the SCSI targeting conventions for external SCSI peripherals that you can add to the system For complete SCSI target information about SCSI peripherals see the installation manual that came with the SCSI peripheral Note Assign each SCSI device on the SCSI chain a different SCSI target Each internal SCSI disk drive present in a SPARCstation 5 system is automatically assigned a SCSI target see TABLE C 1 and TABLE C 2 these targets are only assigned if the device is present When assigning SCSI targets to external devices make sure that none of the external targets conflict with targets automatically assigned to the internal disk drives Note SCSI termination for internal drives is provided automatically by the SCSI backplane Note SCSI target 7 is reserved for the SCSI processor of the computer system or the SCSI host adapter card TABLEC 1 SCSI Targeting Solaris 1 x SunOS 4 x Operating Systems SCSI Device SCSI Target Internal disk lower bay SCSI target automatically assigned if present 31 Internal disk upper bay SCSI target automatically assigned if present 1 Internal CD ROM drive SCSI target factory configured 6 C 1 TABLE 0 1 SCSI Targeting Solaris 1 x SunOS 4 x Operating Systems SCSI Device SCSI Target External disk drives 0 1 2 External tape drives 4 5 External CD ROM drive 6 1 Do not assign target 1 3 or 6 tp an exte
77. is slots 6 Detach the wrist strap and replace the cover See Chapter 7 7 Power on the system See Section 6 2 Powering On the System SCSI Backplane Note SCSI termination for internal drives is provided automatically by the SCSI backplane Removing the SCSI Backplane The hard drive s connect to a SCSI backplane that provides SCSI data power and a target ID to the drive through a single connector Shut down and power off the system See Section 6 1 Powering Off the System Remove the cover and attach a wrist strap See Chapter 7 Remove the hard disk drive s See Section 9 1 1 Removing a Hard Disk Drive Disconnect the DC power harness and SCSI data cable from the SCSI backplane See FIGURE 8 8 Chapter 8 Major Subassemblies 1 8 4 8 4 1 7 SCSI backplane Disconnect SCSI data and DC power cables Remove SCSI backplane screws a Cue O78 Oe SCSI backplane mounting bracket Squeeze upper and lower tabs to disengage y mounting bracket FIGURE 8 8 Removing the SCSI Backplane 5 Remove the two Phillips head screws that secure the SCSI backplane to its plastic mounting bracket Remove the SCSI backplane from the system unit chassis See FIGURE 8 8 8 12 SPARCstation 5 Service Manual August 1994 Use lon
78. ive screws Do not overtighten captive screws FIGURE 7 5 Securing the System Unit Cover 7 6 SPARCstation 5 Service Manual August 1994 CHAPTER 8 Major Subassemblies This chapter describes how to remove and replace the system unit s major subassemblies 8 1 Power Supply Caution When the system power switch is in the Standby position and the AC power cord remains connected to a power outlet hazardous AC voltage is still present in the power supply primary Do not attempt to service the power supply under these conditions Disconnect the AC power cord prior to handling the power supply When servicing any other system component the AC power cord should remain connected it poses no safety hazard 8 1 1 Removing the Power Supply side of the AC power switch before disconnecting the external power cord from the rear panel The SPARCstation 5 power supply remembers the state it was in when the power cord was detached and it will automatically return to that state when the power cord is reconnected h Caution To avoid damage to the system board or components press the Standby 1 Shut down and power off the system See Section 6 1 Powering Off the System 2 Disconnect the external power cord from the rear panel of the system unit and from the wall outlet 8 1 3 Remove the cover See Section 7 1 Removing the Cover 4 Attach a wrist strap and secure it to the upper flat ed
79. k watch net Using AUI Ethernet Interfac Lance register test succeeded Internal loopback test succeeded External loopback test Lost Carrier transceiver cable problem send failed Using TP Ethernet Interfac Lance register test succeeded Internal loopback test succeeded External loopback test succeeded Looking for Ethernet packets is a good packet is a bad packet Type any key to stop SPARCstation 5 systems have two types of Ethernet interfaces 10BaseT also called twisted pair Ethernet or TPE and 10Base5 also called thick Ethernet or AUI Only one Ethernet interface may be connected at a time The system can automatically select which interface is connected and active The AUI port is first tested by transmitting packets and checking for no carrier or response packets If the AUI test fails the TPE port is then tested Entering wat ch aui causes this automatic selection to take place You may see these messages ok watch aui Using AUI Ethernet Interfac Lance register test succeeded Internal loopback test succeeded External loopback test Lost Carrier transceiver cable problem send failed ok You may also control the selection of Ethernet interfaces to monitor by using specific commands Use wat ch tpe to monitor the 10BaseT TPE connection or wat ch aui to monitor the 10Base5 thick Ethernet connection Appendix D FORTH Diagnostics D 5
80. l interface ports on the back panel of the SPARCstation 5 system It is not the same thing as a monitor Time of Day clock Twisted pair Ethernet Universal asynchronous receiver transmitter A device that provides grounding for static electricity between your body and the system unit chassis Electric current and voltage do not pass through the wrist strap Glossary 3 On Board Diagnostics Pok POST printed circuit board PROM RAM ROM SBus card SCC SCSI SIA SunDiag System Exerciser system Monitor terminal TOD TPE UART wrist strap Glossary 4 SPARCstation 5 Service Manual August 1994 twisted pair Ethernet connector 4 video connector B 8 CPU board See system board CRU illustrations 12 1 locating defective 2 11 replacement part numbers 12 4 tools for removal replacement 5 4 customer replaceable unit See CRU D DC power harness 9 20 removal replacement 9 20 to 9 25 diag device parameter 2 5 diag file parameter 2 5 Diagnostic Executive 2 11 diagnostics default boot mode 2 1 firmware 2 1 locating defective CRUs 2 11 on board D 1 software 2 1 tools overview 2 1 tools summary 2 7 diag switch parameter 2 1 to 2 9 3 1 3 4 3 5 D 8 disk drive 9 1 boot failure 4 1 4 6 error 4 6 removal replacement 9 1 to 9 5 Index 5 Index A access to subassemblies 7 1 antistatic precautions 5 4 10 1 wrist strap attaching 7 3 attachment unit interf
81. l Options 4 Selected External SCSI Peripheral Options 5 NVRAM Parameters Used During POST and Boot Sequence 2 5 Summary of Autoboot and Diagnostic Switch Parameter Settings 2 6 Diagnostic Tools 7 Selected FORTH Diagnostic Tests 2 8 Interpreting the Keyboard Diagnostic LEDs 3 Troubleshooting Tips 1 Power Supply Connector Pin Assignments 4 4 Troubleshooting Disk Drive Errors 6 Physical Memory Address Ranges for Slots 0 Through 7 8 Safety Precautions 5 2 Part Number List Customer Replaceable Units 4 Part Number List Miscellaneous Items 12 5 Physical Specifications A 1 Input Power Requirements and Power Dissipation A 2 Environmental Requirements 2 Pinout Signals for External SCSI Connector B 1 Pinout for Parallel Port Micro D Connector 2 Pinout for Attachment Unit Interface AUI Micro D Connector 3 Tables xiii TABLE 1 1 TABLE 1 2 TABLE 2 1 TABLE 2 2 TABLE 2 3 TABLE 2 4 TABLE 3 1 TABLE 4 1 TABLE 4 2 TABLE 4 3 TABLE 4 4 TABLE 5 1 TABLE 12 1 TABLE 12 2 TABLE A 1 TABLE A 2 TABLE A 3 TABLE B 1 TABLE B 2 TABLE B 3 Pinout for Twisted Pair Ethernet Connector B 4 Pinout for Serial Connector Ports A and B 5 Pinout for Keyboard Mouse Connector B 6 Signals for the SPARCstation 5 Audio Ports B 7 13W3 Video Connector Pin Assignments 9 SCSI Targeting Solaris 1 x SunOS 4 x Operating Systems 1 SCSI Targeting Solaris 2 x SunOS 5 x Operating Systems 2 TABLE B 4 TABLE
82. located at the rear of the drive Press the plastic latch to release the drive handle A 9 2 SPARCstation 5 Service Manual August 1994 5 Lift the drive handle to its vertical position When lifted the drive bracket acts as a lever to disconnect the drive from the chassis connector on the SCSI backplane 6 Grasp the drive bracket handle and lift the drive straight up and out of the chassis Place it on an antistatic surface See FIGURE 9 2 FIGURE 9 2 Removing a Hard Disk Drive 7 Repeat Steps 4 through 6 to remove the bottom disk drive if necessary 9 1 2 Replacing a Hard Disk Drive Note No jumper settings are required for the hard drives 1 Remove the replacement drive from its antistatic shipping bag 2 Release the handle latch near the rear of the drive and lift the handle to the vertical position Chapter9 Storage Devices 9 3 3 Grasp the drive bracket handle with one hand with your other hand hold the drive steady Maintain the drive in a horizontal position and lower it into the chassis Note Be sure that the connector on the hard drive is pointed toward the SCSI backplane You may need to adjust the drive assembly Make sure the drive is properly seated in the peripheral bracket side rail mounting slots Push the drive bracket handle down toward the end opposite the connector until the handle locks into the clip at the end of the drive bracket See FIGURE 9 3 Note Do
83. metal cable clips properly The markers are either tie wrap cords or colored tape affixed to each cable When properly installed the two tie wraps on Chapter9 Storage Devices 9 17 10 11 9 4 2 each cable should straddle the metal cable clip that is closest to the system board For the SCSI data cable the colored tape should be centered directly below that same cable clip Route the SCSI data cable through the metal cable clips The taped portion of the SCSI data cable should be positioned directly beneath the lower cable clip as shown in FIGURE 9 16 Speaker LED cable DC power harness SCSI data cable SCSI backplane Metal cable cli Diskette dat connector Card guide SCSI data connector Gable clips DC power connector Speaker LED connector CD ROM audio connector FIGURE 9 16 Internal Cable Routing Secure the SCSI data cable under the plastic card guide cable clips Connect the SCSI data cable to the SCSI backplane Connect the DC power harness to the SCSI backplane Insert the front edge of the system board into the card guide Lift the rear of the board slightly and slide it along the card guide until it is fully inserted See FIGURE 9 17 9 18 SPARCstation 5 Service Manual August 1994 Card guide System board FIGURE 9 17 Replacing the System Board Reconnect the DC power SCSI data diskette data speaker LED and CD ROM audio ca
84. mpers or switches on the replacement card See the manual for your SBus product 2 Push back the two card retainers on the SBus connector if necessary See FIGURE 11 6 3 Holding the card at an angle to the rear panel insert the tabs on the card backplate into the corresponding slots on the rear panel See FIGURE 11 7 Chapter 11 System Board and Component Replacement 5 Open both card retainers FIGURE 11 7 Inserting the SBus Card 4 Carefully align the SBus card connector with the socket on the system board Press the corners of the card to push the connector into the socket See FIGURE 11 7 Caution Do not force the card Align the card connector and socket properly or you may damage the pins on the card 11 6 SPARCstation 5 Service Manual August 1994 Close both card retainers FIGURE 11 8 Closing the SBus Card Retainers Push the card retainers forward to clamp down the SBus card See FIGURE 11 8 Detach the wrist strap and replace the cover See Chapter 7 Power on the system See Section 6 2 Powering On the System S24 Frame Buffer Card The 24 frame buffer card plugs into the AFX Bus slot shown in FIGURE 11 9 Chapter 11 System Board and Component Replacement 11 7 AFX Bus slot FIGURE 11 9 AFX Bus Slot Note A card extractor is included with all 524 card FRUs You must install the card extractor on the defecti
85. n 5 Input Output Connectors B 1 B 1 SCSI Connector External 1 B 2 Parallel Port Micro D Connector 2 B 3 Attachment Unit Interface AUI Micro D Connector 3 B 4 Twisted Pair Ethernet Connector 4 B 5 Serial Connector Ports A and B 5 B 6 Keyboard Mouse Connector B 6 B 7 Audio Ports 6 B 7 1 Headphone Connector 7 B 7 2 Audio Line out Connector 7 B 7 3 Audio Line in Connector 8 B 7 4 Microphone Connector 8 B 8 13W3 Video Connector B 8 SCSI Targeting C 1 FORTH Diagnostics D 1 D 1 Running the FORTH Diagnostics D 1 D 1 1 test lt alias name gt test lt device path gt D 3 D 1 2 test all D 4 D 1 3 watch clock D 4 Contents vii 12 watch net watch aui watch tpe and watch net all 4 probe scsi probe scsi all 27 module info D 7 test memory D 8 D 1 4 D 1 5 D 1 6 D 1 7 Returning to the Old Style Sunmon Compatibility Mode Prompt 8 D 2 Glossary Glossary 1 SPARCstation 5 Service Manual August 1994 viii Figures Basic SPARCstation 5 System 2 Interior View of SPARCstation 5 System 3 Rear View of SPARCstation 5 System 4 Factory Defined Boot Sequence POST Phase Settings and Tests 2 2 Factory Defined Boot Sequence OpenBoot PROM Phase Settings and Tests 2 3 Arrangement of Sun Type 5 Keyboard Diagnostic LEDs 2 Sun Type 4 Keyboard 3 2 Sun Compact 1 Keyboard 3 3 SPARCstation System Banner 3 4 Location of System Power LED 8 Power Supply Connector 4 4 DSIMM Slot Locations 8 Removing the Rear Panel Cover Sc
86. n 5 system with a Sun Type 4 Type 5 or Compact 1 keyboard connected to its keyboard port The LED diagnostics do not apply if a different Sun supported keyboard is connected to the keyboard port or if a terminal and its keyboard are used as a main console instead of a monitor and a Type 4 Type 5 or Compact 1 keyboard Chapter 3 Power On Self Test POST 3 If the system passes all the POSTs all four LEDs light again and then go off Next the OBP firmware performs its initialization sequence and the system banner appears on the screen A generic SPARCstation banner is shown as an example From this point on the keyboard LEDs assume their normal functions that is you should no longer interpret the LEDs as diagnostic error indicators S SPARCstation XXX Keyboard Present 0 ROM Rev X XY XX MB memory installed Serial XXX Ethernet address X X YY Z A BB Host ID XXXXXXXX N FIGURE 3 4 SPARCstation System Banner Following the system s successful initialization the operating system is booted automatically unless the NVRAM configuration options specify otherwise You can retrieve more detailed POST failure information by connecting a terminal to the ttya serial port If you connect a terminal you must set the NVRAM parameter diag switch to true For more information about the NVRAM parameters see TABLE 2 1 Test failure messages are displayed on the system monitor or console whether or not the
87. nBoot PROM sequence if mfg switch is set to true Note If you are in the Sunmon compatibility mode prompt is gt type n to return to the OBP monitor prompt is ok 22 2 4 SPARCstation 5 Service Manual August 1994 TABLE 2 1TABLE 2 1 contains a list of NVRAM parameters and explains their effect on the power up sequence For more detailed information about NVRAM parameters see the OpenBoot Command Summary Note At any point during the high level OBP execution you can abort the OBP sequence and access the FORTH Monitor by pressing the Stop and a keys simultaneously TABLE 2 1 NVRAM Parameters Used During POST and Boot Sequence NVRAM Parameter Description selftest megs This parameter determines how many megabytes of Default 1 memory to test during high level OBP testing if diag switch is concurrently set to false The minimum is zero the maximum is the amount actually installed in the system The default is a 1 megabyte test diag switch When set to true this parameter forces the system to test Default false automatically all available memory It also enables diagnostic message output to serial port A If a properly configured terminal or tip window is connected diagnostic progress can be monitored through this port When auto boot is set to true and diag switch is set to false diag switch forces the system to boot from the device and file specified in boot dev and boot file auto
88. nd wait for the system prompt to appear See the documentation supplied with your windowing system 6 1 3 Halt the operating system See the documentation supplied with your operating system for instructions on how to halt it a For Solaris 2 x SunOS 5 x systems type ae su Password superuser password usr sbin shutdown y g60 i0 b For Solaris 1 x SunOS 4 x systems type ae su Password superuser password usr etc shutdown h 1 The operating system warns other users of your system of the impending shutdown and then halts itself after a one minute delay If you wish to provide a longer delay see the man page for shutdown 1 The system responds with system halt messages followed by an ok prompt When the ok prompt appears you can safely turn off the power in the proper sequence When the ok prompt appears turn off the power to the system components in this order 1 External drive units if you have any 2 System unit 3 Monitor When the System Does Not Respond Normally To halt a system that is hung or frozen and unresponsive to commands If your system is on a network wait a few minutes before proceeding Your system s slow response may be due to network problems or delays Check with the person in charge of your network If the response is not due to the network go to the next step Press Stop a or Break If you use a Wyse WY 50 VT 100 or comp
89. ns input power requirements and environmental requirements Physical Specifications TABLE A 1 lists the physical specifications for the system unit keyboard and optical mouse TABLE A 1 Physical Specifications Height Width Depth Net Weight Component inches mm inches mm inches mm Ibs kg System Unit 3 07 78 16 40 417 16 10 409 27 0 12 7 Keyboard 1 7 44 20 1 510 7 2 182 3 5 1 6 Mouse 2 0 50 4 0 100 3 0 80 0 3 0 14 A 1 Input Power Requirements TABLE A 2 lists the input power requirements for the system unit TABLE A 2 Input Power Requirements and Power Dissipation Parameter Specification Nominal Frequencies 50 Hz or 60 Hz nominal Nominal Voltage Range 100 120 Vac or 200 240 Vac 100 240 Vac Auto Maximum Current AC RMS 2 A 100 120 Vac 1 A 200 240 Vac AC Operating Range 87 264 Vrms 47 63 Hz Maximum VA Rating 200 VA Maximum Power Consumption 200 Watts Maximum Heat Output 683 BTU hr 1 Maximum input current with accessory connected to accessory outlet is 6A A 2 Environmental Requirements TABLE A 3 lists the environmental requirements for both operating and non operating environments TABLE A 3 Environmental Requirements Operating Environment Temperature range 0 C to 40 C 32 F to 104 F at 20 70 Relative Humidity RH noncondensing IEC 68 2 1 68 2 2 Humidity 5 to 95 RH noncondensing IEC 68 2 2 68 2 3 Altitude range 0 to 3000 meters
90. nterior view of the major subassemblies and the system board for the SPARCstation 5 system 1 2 SPARCstation 5 Service Manual August 1994 1 3 Hard drives stacked DSIMMs AFX Bus slot SBus slots CD ROM drive top unit Diskette drive bottom unit Power supply FIGURE 1 2 Interior View of SPARCstation 5 System 1 1 3 Rear View of SPARCstation 5 System Product Description Chapter 1 FIGURE 1 3 shows the rear view of the system 7 SCSI 13 Keyboard 8 Parallel 14 Audio headphone 9 AUI Ethernet 15 Audio line out 10 Twisted pair Ethernet 16 Audio line in 11 Serial port B 17 Audio microphone 12 Serial port A 10 11 12 13 15 17 7 8 9 Legend 1 AC On Standby switch 2 AC power outlet 3 Lock block 4 SBus 5 SBus or AFX Bus 6 AC power receptacle FIGURE 1 3 Rear View of SPARCstation 5 System 1 2 Internal Options TABLE 1 1 lists the internal options Comments Provides accelerated 24 bit color graphics on the system AFX Bus System board provides up to three SBus slots for additional system functionality System supports up to two disk drives of varying capacities See C
91. ory DRAM single in line memory module A small printed circuit card that contains dynamic random access memory DRAM chips External cache Cache that is located external to the microprocessor See also cache A high level programming language A major feature of FORTH is that user defined operators can be used as if they were primitives An interactive command interpreter based on the FORTH programming language While in the Toolkit you will see the ok prompt The Toolkit gives you access to an extensive set of functions for performing fault isolation and debugging A printed circuit board installed in an SBus slot of the system unit that controls a video display Field replaceable unit Integrated circuit Identification Input output A device that inputs data to a computer CPU and receives data from a computer CPU Examples of I O devices include keyboards mice monitors and peripherals devices Integer unit Local area network controller for Ethernet Light emitting diode See address A printed circuit board installed in an MBus slot of the system unit that contained the CPU circuitry and components Indicated by the gt prompt From the gt prompt you can boot the system continue the execution of a halted program or enter the FORTH Toolkit A video display unit that is part of the SPARCstation 5 system It is not synonymous with terminal Memory management unit Nonvolatile RAM SPARCstation 5 Serv
92. ould be blown 4 2 Power On Does Not Succeed 1 Turn off the system power switch 4 2 SPARCstation 5 Service Manual August 1994 2 Check that the system power cord is properly connected to the system rear panel power receptacle and to the wall outlet Verify with a VOM that the wall outlet is supplying AC power to the system Turn the rear panel system power switch on and observe the keyboard The LEDs on the keyboard should briefly light You should hear a tone from the keyboard If you have a Sun Type 5 keyboard there is a Standby power key which you may also press to see if the system can be powered on or not Only try the Standby power key if the rear switch fails to turn on the system If you hear no tone or see no lights on the keyboard the system s power supply may be defective See Section 4 2 1 Power Supply Test If you hear a tone and see lights on the keyboard but the system still fails to initialize see Section 4 2 2 System Board Test Power Supply Test Use a VOM volt ohmmeter to check the power supply output voltages Place the VOM negative probe on one of the logic ground pins in the connector and test the 12V 12V and 5V power pins individually with the positive probe pins 1 through 8 See FIGURE 4 1 and TABLE 4 2 Note The power supply must remain connected to the system board during this test This allows the power supply to regulate the voltages Replace the
93. p SunCD Pack Desktop Storage Module SCSI Expansion Pedestal Multi Disk Pack 20 Gbyte 4 mm Desktop Tape Auto Loader SCSI Expansion Pedestal 1 3 1 6 SPARCstation 5 Service Manual August 1994 Troubleshooting Overview This chapter describes the factory defined boot sequence It also describes the different types of SPARCstation 5 diagnostic firmware and software tools that are available to you for troubleshooting the chapter explains how the tools are related and when to use them CHAPTER 2 Factory Defined Boot Mode The flowcharts in FIGURE 2 1 and FIGURE 2 2 outline the roles played by various diagnostics during a factory defined boot operation under the control of the OpenBoot PROM OBP firmware The following sections describe the relationship between the various diagnostic tools and the role each tool plays during the SPARCstation 5 factory defined boot sequence The descriptions in the following sections assume you are using a graphics monitor to view test results FIGURE 2 1 POST phase and FIGURE 2 2 OBP phase graphically depict the flow of OBP processing control after power is switched on Each figure depicts the possible paths for processing control and the switch settings for the factory defined boot sequence By examining the two flowcharts you can see where in the processing sequence other diagnostic tests are available or are encountered 2 1 2 1 false default Con
94. r see Appendix D For extensive information about tests you can run from the FORTH Monitor see OpenBoot Command Reference 2 6 System Exerciser 2188 Use the SunDiag System Exerciser to determine real time use of system resources and peripheral equipment such as Desktop Storage Modules and External Storage Modules The SunDiag System Exerciser verifies that the system is functioning properly For information about how to use the SunDiag System Exerciser see the SunDiag User s Guide If SunDiag passes the system is operating properly If SunDiag fails the error messages should indicate the part of the system that has failed If the error messages are not descriptive enough you may need to run POST or the SunDiagnostic Executive 27 SunDiagnostic Executive The SunDiagnostic Executive is an independent operating system It runs exhaustive subsystem tests that are independent of the normal operating system Run the SunDiagnostic Executive if all POSTs pass but your system still has a problem For information about POST see Section 3 1 Power On Self Test POST The SunDiagnostic Executive is described in the SunDiagnostic Executive User s Guide for the SPARCstations Chapter 2 Troubleshooting Overview 1 2 8 2 12 SPARCstation 5 Service Manual August 1994 Power On Self Test POST This chapter describes the Power On Self Test POST for Normal Full and Abbreviated modes available with your SPA
95. r storing information Amperes root mean square RMS is often used in power measurements for electronic equipment The port on the SPARCstation 5 system unit where the AUI adapter cable is connected See printed circuit board To load the system software into memory and start the system running Refers to a specific PROM chip on the system board This chip contains boot code and a FORTH Monitor program The boot PROM is connected to the I O data bus The diagnostic firmware contained in the boot PROM These diagnostics include the Power On Self Test POST and on board diagnostics The auxiliary data storage device that holds data temporarily and that may also perform other functions in conjunction with various I O machines Wires or bundles of wires configured with connectors at each end and used to connect two or more hardware devices A mechanism for accelerating a microprocessor performance A cache is a small fast memory between the microprocessor and main memory It stores the most recently used information data instructions etc and provides such information again to the microprocessor more rapidly than could main memory See printed circuit board Central processing unit Glossary 1 address A RMS attachment unit interface AUI port board boot boot PROM boot PROM diagnostics buffer cables cache card CPU Customer replaceable unit Direct memory access Dynamic random access mem
96. rews 11 20 Figures xi GURE 9 23 GURE 9 24 GURE 9 25 GURE 9 26 GURE 9 27 GURE 10 1 GURE 11 1 GURE 11 2 GURE 11 3 GURE 11 4 GURE 11 5 GURE 11 6 GURE 11 7 GURE 11 8 GURE 11 9 GURE 11 10 GURE 11 11 GURE 11 12 GURE 11 13 GURE 11 14 GURE 11 15 GURE 11 16 GURE 11 17 GURE 11 18 GURE 11 19 GURE 11 20 GURE 11 21 GURE 11 22 n n Setting the Serial Port Jumpers 11 22 Locating the NVRAM 3 Selected CRUs System Unit 12 1 Standard External Cables 2 Optional External Cables 3 Microphone and Cable 12 3 External SCSI Connector B 1 Parallel Port Micro D Connector B 2 Attachment Unit Interface AUI Micro D Connector B 3 Twisted Pair Ethernet Connector 4 Serial Connector 5 Keyboard Mouse Connector 6 SPARCstation 5 Audio Ports 6 Headphone Connector 7 Audio Line out Connector 7 Audio Line in Connector 8 Microphone Connector B 8 SPARCstation 5 13W3 Video Connector 9 GURE 11 23 GURE 11 24 GURE 12 1 GURE 12 2 GURE 12 3 GURE 12 4 GURE B 1 GURE B 2 GURE B 3 GURE B 4 GURE B 5 GURE B 6 GURE B 7 GURE B 8 GURE B 9 GURE B 10 GURE B 11 GURE B 12 SPARCstation 5 Service Manual August 1994 xii Tables Interna
97. rews 2 Removing the Cover 7 3 Grounding the Wrist Strap to the Power Supply 7 4 Replacing the Cover 5 Securing the System Unit Cover 7 6 Removing the Power Supply 8 2 Connecting the DC Power Harness to the Power Supply 8 3 Figures ix GURE 1 1 GURE 1 2 GURE 1 3 GURE 2 1 GURE 2 2 GURE 3 1 GURE 3 2 GURE 3 3 GURE 3 4 GURE 3 5 GURE 4 1 GURE 4 2 GURE 7 1 GURE 7 2 GURE 7 3 GURE 7 4 GURE 7 5 GURE 8 1 GURE 8 2 Power LED and In line Connector 5 Positioning the LED Cable 8 6 Removing the Speaker Cover 8 8 Removing the Speaker 8 9 Speaker Connections 8 10 Removing the SCSI Backplane 8 12 Drive Locations 9 2 Removing a Hard Disk Drive 9 3 Replacing a Disk Drive 5 Removing the CD ROM Drive 9 6 Jumper Settings for SPARCstation 5 CD ROM Drive 9 7 Replacing the CD ROM Drive 9 8 Diskette Drive Location 9 9 Removing the CD ROM Filler Panel 9 10 Disengaging the Diskette Drive 9 11 Removing the Diskette Drive 9 12 Diskette Drive Switch and Grommets 9 13 Replacing the Diskette Drive 9 14 System Board Cable Connections 9 16 Rear Panel Captive Screws 9 16 Removing the System Board 9 17 Internal Cable Routing 9 18 Replacing the System Board 9 19 Backpanel Captive Screws 9 19 System Board Cable Connections 9 21 1 Panel Captive Screws 9 21 Removing the System Board 9 22 Internal Cable Routing 9 23 GURE 8 3 GURE 8 4 GURE 8 5 GURE 8 6 GURE 8 7 GURE 8 8 GURE 9 1 GURE
98. rnal device if it is automatically assigned to an internal device TABLE 0 2 SCSI Targeting Solaris 2 x SunOS 5 x Operating Systems SCSI Device SCSI Target Internal disk lower bay SCSI target automatically assigned if present 1 Internal disk upper bay SCSI target automatically assigned if present 1 Internal CD ROM drive SCSI target factory configured 6 External disk drives 0 1 2 4 5 6 External tape drives 0 1 2 4 5 6 External CD ROM drive 0 1 2 4 5 6 1 Do not assign target 1 3 or 6 to an external device if it is automatically assigned to an internal device 0 2 SPARCstation 5 Service Manual August 1994 APPENDIX D FORTH Diagnostics This appendix explains FORTH Diagnostic tests The following topics and tests are described Running the FORTH Diagnostics test lt alias name gt test lt device path gt test all watch clock watch net watch aui watch tpe and watch net all probe scsi probe scsi all module info test memory Returning to the Old Style Sunmon Compatibility Mode Prompt You have access to a number of additional tests in the boot PROM called FORTH Diagnostics To invoke these tests you must enter the FORTH Monitor Caution To run the FORTH Diagnostics you must halt the system in an orderly manner When the operating system or any other standalone program has already booted do not press Stop a to halt the system Abruptly aborting program execution may cause d
99. roe attache Yes Skip POST diag switch to true true Low level diagnostic POST phase POST phase Display errors on keyboard LEDs and console 0 OpenBoot PROM firmware takes control FIGURE 2 1 Factory Defined Boot Sequence POST Phase Settings and Tests If you need to run extended FORTH Diagnostics to take advantage of more extensive tests see Appendix D 2 2 SPARCstation 5 Service Manual August 1994 After POST phase OpenBoot PROM Phase OpenBoot PROM firmware takes control System initialization lt lt Probe memory Probe CPU false diag 1 true switch Tests selftest megp Tests all memory Press Stop a 0 go to ok prompf true false auto boot true false Probe SBus devices and interpret their drivers Install console d boot fil System banner diag file and boot file disp ayed on screen Press Stop a to go to ok prompt Normal Boot 8 operating system lt boot file gt iagnostics SunDiag System Exerciser FIGURE 2 2 Factory Defined Boot Sequence OpenBoot PROM Phase Settings and Tests Chapter 2 Troubleshooting Overview 3 After Power Is Switched On When you turn on the system power the low level POST phase is initiated if any of the following circumstances apply diag switch NVRAM parameter is set to true m Stop d keys are held down when
100. s POST failed b To further troubleshoot the system board see Section 4 2 2 1 Caps Lock Key Fails to Flash On and Off During POST Observe the keyboard LEDs If a failure occurs during POST an LED may light up See TABLE 3 1 on page 3 to interpret the keyboard diagnostic LEDs Replace the defective part indicated Caps Lock Key Fails to Flash On and Off During POST Remove optional SBus cards and DSIMMs Leave one DSIMM in Slot 0 J0300 Run POST again before replacing the system board Remove all other parts to eliminate the possibility that those parts could be causing the POST failure Chapter 4 Troubleshooting Procedures 4 5 A D252 4 2 2 1 Disk Drive Errors TABLE 4 3 presents disk drive error conditions and corrective actions TABLE 4 3 Troubleshooting Disk Drive Errors Corrective Action Replace the disk drive indicated by the failure message Solaris 1 x operating systems identify the disk drive installed in the lower bay SCSI target ID 3 as 800 and the disk drive installed in the upper bay SCSI target ID 1 as 5011 With Solaris 2 x operating systems the two drives are identified as 6005300 and 000180 respectively SCSI controller may be defective See Section 4 3 1 Verifying the Built In SCSI Controller Verify that each SCSI device is assigned a unique SCSI target address See Appendix C for important additional information If many SCSI devices are connected to the
101. s card 11 2 SPARCstation 5 Service Manual August 1994 a Bend one leg of the extractor slightly to the outside until the hook clears the hole in the SBus card See FIGURE 11 3 b Remove the other side of the extractor which should come out easily without bending it Place the replacement SBus card on an antistatic surface SBus card FIGURE 11 3 Removing the Extractor From the SBus Card 5 Insert the legs of the card extractor into the holes on the faulty SBus card Use two extractors for a double width card See FIGURE 11 4 Install card Meee extractor FIGURE 11 4 Installing the SBus Card Extractor Chapter 11 System Board and Component Replacement 11 3 6 Hold both ends of the card extractor Pull upward slowly until the connector is detached from the slot See FIGURE 11 5 and FIGURE 11 6 FIGURE 11 5 Removing a Single Width SBus Card 1 extractors FIGURE 11 6 Removing a Double Width SBus Card 7 Remove the card extractor from the SBus card 11 4 SPARCstation 5 Service Manual August 1994 a Bend one leg of the extractor slightly to the outside until the hook clears the hole in the SBus card See FIGURE 11 5 b Remove the other side of the extractor which should come out easily without bending 8 Place the faulty SBus card on an antistatic surface Do not confuse it with the replacement card Replacing an SBus Card 1 If required for your card set the ju
102. s false this test uses the selftest megs parameter in NVRAM to determine how much memory to test The default for the selftest megs parameter is 1 so only 1 megabyte of memory is tested To change the default amount of memory tested using the selftest megs default parameter type this command ok setenv selftest megs 256 This sets the desired memory size to be tested to 256 megabytes When testing the installed memory alone if diag switch false the selftest megs parameter takes a default value of 1 megabyte factory defined value or the value you set using setenv shown in the example above Any whole number may be used up to 256 and if the number exceeds the amount of installed memory all the installed memory in the system is tested When the test memory diagnostic is running the number of megabytes being tested is displayed and counted down to zero during the test See the OpenBoot Command Reference for a detailed description and step by step instructions for the available FORTH Diagnostic tests D 1 7 Returning to the Old Style Sunmon Compatibility Mode Prompt If you need to return to the gt prompt from the FORTH Monitor type old mode at the ok prompt ok old mode gt D 2 D 8 SPARCstation 5 Service Manual August 1994 Glossary Refers to a location within a computer system memory The word location is a synonym Reference is usually made to an address for the purpose of retrieving o
103. s that comprise the FORTH Diagnostics Enter the name of the test you wish to execute SPARCstation 5 Service Manual August 1994 D 2 The following example shows a list of FORTH Diagnostic tests ok help diag Category Diag diagnostic routines test device specifier run selftest method for specified devic Examples test memory test memory test iommu sbus ledma 1 test net test floppy test floppy disk drive test net test net device specifier is an alias test scsi test scsi device specifier is an alias watch clock show ticks of real time clock watch net monitor broadcast packets using auto selected interface watch aui monitor broadcast packets using AUI interface watch tpe monitor broadcast packets using TPE interface gt watch net all monitor broadcast packets on all net interfaces probe scsi show attached SCSI devices probe scsi all show attached SCSI devices for all host adapters test all xecute test for all devices with selftest method test memory test all memory if diag switch is true otherwise test memory specified by selftest megs D 1 1 test lt alias name gt test lt device path gt The test command combined with a device alias or device path name will execute that device self test program If a device has no self test program this message will be displayed No selftest method for lt device name gt
104. switch NVRAM See hardware and monitor parameter must be set to true description Tests the floppy drive response to Insert a formatted diskette into the See commands drive description Tests the SCSI interface logicon The diag switch NVRAM See the system board parameter must be set to true description Performs an internal and an A cable must be connected to the See external loopback test on the AUI system AUI Ethernet port and to description Thick Ethernet interface an Ethernet tap or the test will fail the external loopback phase Performs an internal and an A cable must be connected to the See external loopback test on the system TPE port and toa TPE hub description twisted pair Ethernet TPE or the test will fail the external interface loopback phase If the tpe link test parameter is false disabled the external loopback test will appear to pass even if a cable is not connected Performs an internal and an A cable must be attached to the See external loopback test on the system and to an Ethernet tap or description auto selected system Ethernet hub or the external loopback test interface will fail Tests internal or external SCSI The drive must be spinning before Disk drive disks that have a self diagnostic this test is executed or the test will does not program contained in the drive fail Enter a boot lt disk alias gt function controller disk0 SCSI address command to cause the drive to properly 0 disk1 SCSI a
105. t crite de Sun et de ses bailleurs de licence s il y ena Des parties de ce produit pourront tre deriv es du syst me UNIX licenci par Novell Inc et du syst me Berkeley 4 3 BSD licenci par l Universit de Californie UNIX est une marque enregistr e aux Etats Unis et dans d autres pays et licenci e exclusivement par X Open Company Ltd Le logiciel d tenu par des tiers et qui comprend la technologie relative aux polices de caract res est prot g par un copyright et licenci par des fournisseurs de Sun Sun Sun Microsystems le logo Sun et Solaris sont des marques d pos es ou enregistr es de Sun Microsystems Inc aux Etats Unis et dans d autres pays Toutes les marques SPARC utilis es sous licence sont des marques d pos es ou enregistr es de SPARC International Inc aux Etats Unis et dans d autres pays Les produits portant les marques SPARC sont bas s sur une architecture d velopp e par Sun Microsystems Inc Les utilisateurs d interfaces graphiques OPEN LOOK et Sun ont t d velopp s de Sun Microsystems Inc pour ses utilisateurs et licenci s Sun reconna t les efforts de pionniers de Xerox Corporation pour la recherche et le d veloppement du concept des interfaces d utilisation visuelle ou graphique pour l industrie de l informatique Sun d tient une licence non exclusive de Xerox sur l interface d utilisation graphique cette licence couvrant aussi les licenci s de Sun qui mettent en place les u
106. te Internal Disk Drive 540 2443 7 1 Gbyte Internal Disk Drive 540 2560 8 Internal CD ROM Drive 540 2500 9 3 5 inch Internal Diskette Drive 370 1419 10 150 Watt Power supply 300 1215 1 Internal Speaker Assembly 370 1579 12 SCSI Backplane 501 2462 13 CD ROM Audio Cable Internal 530 2079 14 Diskette Drive Cable Internal 530 2067 15 Speaker LED Cable Internal 530 2080 16 SCSI Cable Internal 530 2053 17 DC Power Harness 530 2066 18 1 Mbyte TGX Frame Buffer Card 501 2325 19 4 Mbyte TGX Frame Buffer Card 501 2253 20 524 Frame Buffer Card 501 2337 12 4 SPARCstation 5 Service Manual August 1994 12 5 Part Number List Customer Replaceable Units Continued Sun Part No 370 1398 530 1442 530 1871 530 1870 530 1861 530 1857 530 2021 370 1678 Sun Part No 250 1007 250 1088 330 1145 Illustrated Parts Breakdown TABLE 12 1 Item Description 21 Type 5 Mouse and Pad 22 Keyboard Cable 23 Twisted Pair Ethernet Cable 24 13W3 Video Cable 25 IBM Parallel Printer Cable DB25 style 26 Centronics Parallel Printer Cable 27 AUI Ethernet Adapter Cable 28 SunMicrophone II TABLE 12 2 Part Number List Miscellaneous Items Description Wrist Strap Antistatic Mat with Sun Logo Disposable Antistatic Mat Chapter 12 Item 29 30 31 12 6 SPARCstation 5 Service Manual August 1994 APPENDIX A System Specifications This appendix contains system specifications including physical specificatio
107. ted cables 9 1 Hard Disk Drive Do tasks in the listed order m Determine disk drive to replace m Remove disk drive to be replaced Install new disk drive The SPARCstation 5 system accommodates 535 Mbyte and 1 05 Gbyte hard disk drives Both drives have a single connector that connects to the SCSI backplane in the system unit chassis A specially designed handle fastened to the drive speeds drive removal and installation Note Do not remove the handle from the hard drive It is part of the field replaceable unit FRU FIGURE 9 1 shows the location of the drives 9 1 Diskette drive bottom CD ROM drive top Hard drives stacked FIGURE 9 1 Drive Locations Removing a Hard Disk Drive Shut down and power off the system See Section 6 1 Powering Off the System Remove the cover and attach a wrist strap See Chapter 7 Determine which drive you need to remove If you need to remove the bottom disk drive follow the steps to remove the top disk drive first Note The position of a drive determines its SCSI target address The bottom drive automatically becomes SCSI address 3 on installation The top drive becomes SCSI address 1 on installation SCSI termination for internal drives is provided automatically by the SCSI backplane Caution Once a hard drive has been installed in the SPARCstation 5 system do not change the position of that drive A latch is
108. that you just removed Secure the cable beneath the plastic cable clips on the card guide See FIGURE 9 27 Connect the CD ROM audio cable to the system board See FIGURE 9 27 Connect the CD ROM audio cable to the audio connector on the CD ROM drive See FIGURE 9 27 Detach the wrist strap and replace the cover See Chapter 7 Chapter9 Storage Devices 9 29 2 5 Power on the system See Section 6 2 Powering On the System 9 30 SPARCstation 5 Service Manual August 1994 System Board Overview This chapter describes precautions you should take when handling the system board It also shows the layout of the system board and identifies the replaceable components of system board CHAPTER 10 Damage Prevention Caution Use an antistatic mat when working with the system board An antistatic mat contains the amount of cushioning needed to protect the underside components to prevent board flexing and to provide antistatic protection Part numbers for antistatic mats from Sun are listed in Chapter 12 10 1 Handling System Boards and Assemblies Caution The system chassis power switch must be set to Standby and the AC power cord must remain plugged in to ensure a proper ground Caution Hot surface Avoid contact Surfaces are hot and may cause personal
109. tilisateurs d interfaces graphiques OPEN LOOK et qui en outre se conforment aux licences crites de Sun CETTE PUBLICATION EST FOURNIE EN L ETAT SANS GARANTIE D AUCUNE SORTE NI EXPRESSE NI IMPLICITE Y COMPRIS ET SANS QUE CETTE LISTE NE SOIT LIMITATIVE DES GARANTIES CONCERNANT LA VALEUR MARCHANDE L APTITUDE DES PRODUITS A REPONDRE A UNE UTILISATION PARTICULIERE OU LE FAIT QU ILS NE SOIENT PAS CONTREFAISANTS DE PRODUITS DE TIERS 0 ga Adobe PostScript Contents Product Description 1 1 Standard Features 1 1 1 1 Subassemblies Boards and Components 2 1 1 2 Interior View 2 1 1 3 Rear View of SPARCstation 5 System 3 Internal Options 1 4 External Options 5 1 1 1 2 13 Troubleshooting Overview 1 Factory Defined Boot Mode 2 1 After Power Is Switched On 2 4 Diagnostic Tools and When to Use Them 2 7 Power On Self Test 7 FORTH Based PROM Diagnostics 8 FORTH Monitor 2 11 SunDiag System Exerciser 1 SunDiagnostic Executive 2 11 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 Power On Self Test POST 3 1 Power On Self Test POST 3 1 Normal Mode 3 4 Contents iii 3 1 3 2 3 3 Full Diagnostic Mode 4 3 4 Abbreviated Diagnostic Mode 5 3 4 1 Setting Up a tip Connection to Another System 3 5 3 5 Tests the POST Runs 6 3 6 POST Error Messages 3 8 3 7 Status Lights LEDs and Indicators 3 8 4 Troubleshooting Procedures 4 1 4 1 No Video Output on the System Monitor 2 4 2 Power On Does Not Succeed 2 4 2 1 Power
110. ttern on the system serial ports ttya serial port A ttyb serial port B This test executes the keyboard self test The four LEDs on the keyboard should flash on once and the message Keyboard Present is displayed Tests all of the system main memory if the diag switch is true If diag switch is set to false it tests the memory according to the number specified in selftest megs Tests all devices in the system such as SBus cards that have a built in test program Hard disks tapes and CD ROMs are not tested Displays seconds from the system s Time of Day chip Monitors broadcast Ethernet packets on the Ethernet cable s connected to the system Monitors broadcast Ethernet packets 10Base5 Thicknet on the Ethernet cable s connected to the system Monitors broadcast Ethernet packets 10BaseT Twisted Pair Ethernet on the Ethernet cable s connected to the system TABLE 2 4 Type of Test test tape test 0 test tapel test ttya test ttyb test keyboard test memory test aLll watch clock watch net watch aui watch tpe When to Use When an SBus card network controller card is installed To determine if a SCSI peripheral is talking to the system To determine the SCSI targets addresses of a SCSI device To determine if more than one SCSI peripheral is assigned the same SCSI address To determine if the built in SCSI controller is defective
111. und B 1 TABLE B 1 Pinout Signals for External SCSI Connector Continued Pin Description Pin Description Pin Description 4 Ground 22 Ground 40 Ground 5 Ground 23 Ground 41 Attention 6 Ground 24 Ground 42 Ground 7 Ground 25 Ground 43 Busy 8 Ground 26 Data 0 44 Acknowledge 9 Ground 27 Data 1 45 Reset 10 Ground 28 Data 2 46 Message 11 Ground 29 Data 3 47 Select 12 Ground 30 Data 4 48 Control data 13 N C 31 Data 5 49 Request 14 Ground 32 Data 6 50 Direction 15 Ground 33 Data 7 16 Ground 34 Parity 17 Ground 35 Ground 18 Ground 36 Ground 1 All signals are active low Parallel Port Micro D Connector SU QD0000000000 0 000000000000 FIGURE B 2 Parallel Port Micro D Connector TABLE 2 Pinout for Parallel Port Micro D Connector Pin Description Pin Description 1 5006 1 14 Auto_feed_out_l 2 Data 0 15 Errpr_in_l 3 Data 1 16 Init_out_l B 2 8 2 SPARCstation 5 Service Manual August 1994 TABLE 2 Pinout for Parallel Port Micro D Connector Continued Pin Description Pin Description 4 Data 2 17 Select_in_l 5 Data 3 18 Ground 6 Data 4 19 Ground 7 Data 5 20 Ground 8 Data 6 21 Ground 9 Data 7 22 Ground 10 Ack_out_l 23 Ground 11 Busy_out_l 24 Ground 12 Pe_in 25 Ground 13 Select_out 26 Ground Attachment Unit Interface AUI Micro D Connector B 3 ST QD0000000000 0 000000000000 FIGURE B 3 Attachment Unit Interface AUI Micro
112. ve card to remove the card from the system unit If you need to remove the 24 card temporarily and you do not have a replacement card try to find an extractor from some other source If an extractor is not available push the card retainers back and place both thumbs beneath the corners of the card where it connects to the system board Carefully push upward with your thumbs applying equal pressure to both corners until the card disconnects from the system board Removing an 524 Frame Buffer Card Shut down and power off the system See Section 6 1 Powering Off the System Remove the cover and attach a wrist strap See Chapter 7 Unpack the 524 replacement card and locate the card extractor that comes with it Handling the replacement card only by its edges place it on an antistatic surface The card s protective packaging makes a good antistatic surface See FIGURE 11 10 to identify the card extractor Locate the defective 524 card and push the card retainers back from the edge of the card See FIGURE 11 10 Insert the legs of the card extractor into the holes on the faulty 24 card See FIGURE 11 10 11 2 1 11 8 SPARCstation 5 Service Manual August 1994 11 9 Install card ae extractor Push back both card retainers FIGURE 11 10 Opening the Card Retainers Hold both ends of the card
113. verheating Heat burns TABLE 5 1 TABLE 5 1 Item AC power cord Wrist strap ESD mat Printed circuit boards Cover SBus slot filler panels microSPARC chip heat sink 52 Symbols The following symbols mean 5 2 SPARCstation 5 Service Manual August 1994 Caution This equipment contains lethal voltages Accidental contact can result in serious injury or death Caution Physical danger due to a non electrical hazard or danger of irreversible damage to data or to the operating system Caution Improper handling by unqualified personnel can cause serious damage to this equipment Unqualified personnel who tamper with this equipment may be held liable for any resulting damage to the equipment Caution Hot surface Avoid contact Surfaces are hot and may cause personal injury if touched ACA terminal power outlet to which alternating current or voltage may be applied ONThe power switch is in the ON position STANDBYThe power switch is in the STANDBY position gt i lt O System Precautions Individuals who service this equipment must observe all safety precautions and ensure compliance with skill level requirements certification and all applicable local and national laws Procedures contained in this document must be performed by trained maintenance providers Only people who have been trained at the Sun Microsystems training facilities or at Sun Microsystems affiliates
114. vices connected to the system s internal SCSI interface If a SCSI device is connected and powered up the target address unit number device type and manufacturer name should be displayed For example D 1 5 ok probe scsi 3 Target Unit 0 Disk SEAGATE 511480 SUN04245828 Copyright c 1991 Seagate All rights reserved The probe scsi all test sends an inquiry command to all SCSI devices on all the SCSI host adapters installed in the system The first identifier listed in the display is the SCSI host adapter address in the system device tree followed by the SCSI device identification data For example module info This command reports back the system CPU information including the microprocessor name its revision the speed at which it is running in megahertz and the SBus speed in megahertz For example ok module info CPU FMI MB86904 Rev 2 0 70 0 Mhz SBus Divide By 3 23 3 Mhz ok Appendix FORTH Diagnostics D 7 1 0 Disk CONNER 0230548 SUN0535AEBX930810 3 0 Disk CONNER 0230548 SUN0535AEBX930810 6 0 Removable Read Only device TOSHIBA CD ROM XM 4101TA289310 16 93 ok probe scsi all iommu 0 100000000 sbus 0 10001000 espdma 5 8400000 esp 5 8800000 Target Unit Target Unit Target Unit D 1 6 test memory All of the system main memory will be tested if the system diag switch parameter is true If the diag switch parameter i
115. wer It is not safe to operate the system Caution When you are finished servicing parts inside the system unit be sure to unit while it is open 2 Attaching the Wrist Strap 1 Unwrap the first two folds of the wrist strap and wrap the adhesive side securely around your wrist See FIGURE 7 3 Chapter 7 Internal Access 3 FIGURE 7 3 Grounding the Wrist Strap to the Power Supply 2 Peel the liner from the copper foil at the opposite end of the wrist strap and attach that end to the top of the power supply Make sure that the strap makes good contact with the metal casing of the power supply avoid the labels on top of the supply See FIGURE 7 3 7 3 Replacing the Cover 1 Remove the wrist strap from your wrist and then from the power supply 2 Align the cover hinge tabs with the tab slots on the bottom front of the system chassis Carefully lower the cover making sure the hinge hooks remain inside their respective slots 7 4 SPARCstation 5 Service Manual August 1994 Guide cover hinge hooks into corresponding slots in front of system chassis FIGURE 7 4 Replacing the Cover 3 Replace the lock block on the rear panel Tighten the Phillips head screw that secures the lock block to the cover See FIGURE 7 5 4 Tighten the captive Phillips head screw in the upper right corner of the rear panel See FIGURE 7 5 Chapter 7 Internal Access 5 Caution Do not use a power driver to tighten capt
116. xC 12 N C 25 N C 13 N C Appendix B SPARCstation 5 Input Output Connectors B 5 B 6 Keyboard Mouse Connector FIGURE B 6 Keyboard Mouse Connector TABLEB 6 Pinout for Keyboard Mouse Connector Pin Description Pin Description 1 Ground 5 Keyboard Out 2 Ground 6 Keyboard In 3 5 Vde 7 Power Key In 4 Mouse In 8 5 Vde Note All signals are standard TTL levels The 5V supply is fuse protected B 7 Audio Ports The SPARCstation 5 audio ports are shown in FIGURE B 7 0000 6 6 0 FIGURE 8 7 SPARCstation 5 Audio Ports B 6 SPARCstation 5 Service Manual August 1994 TABLE 8 7 describes the signals for the audio ports TABLE 8 77 Signals for the SPARCstation 5 Audio Ports Headphone Line Out Line In Microphone new Left Channel Left Channel Left Channel Left Channel Right Channel Right Channel Right Channel Right Channel Ground Ground Ground Ground Headphone Connector e aa FIGURE B 8 Headphone Connector This connector is used to connect a set of stereophonic headphones to the system for private listening of audio output Audio Line out Connector FIGURE B 9 Audio Line out Connector This connector is used to connect the system audio output to a stereophonic amplifier and external loudspeakers Appendix B SPARCstation 5 Input Output Connectors 7 Tip Ring Center Shield B 7 1 B 7 2 Audio Line in Connector FIGURE B 10 Audio Line in Connector This

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