Home

SPARCstation 4 Model 110 Service Manual

1. Rear Panel FIGURE 11 8 Audio Module Connector Location Chapter 11 System Board and Component Replacement 11 7 11 2 1 Cable slot Metal shield Removing the Audio Module Shut down and power off the system See Section 6 1 Powering Off the System on page 6 1 Remove the cover and attach a wrist strap See Chapter 7 Remove the SBus card if present See Section 11 1 1 Removing the SBus Card on page 11 2 Free the audio cable from the cable slot on the side of the board and from the retaining hooks on the card guide See FIGURE 11 9 Unplug the audio cable from the connector on the Audio Module Gently pull the audio cable from underneath the Audio Module metal shield so that the connector does not snag on any Audio Module component Retaining hooks Taped cable section Audio cable connector FIGURE 11 9 Removing the Audio Cable From the Audio Module 11 8 SPARCstation 4 Model 110 Service Manual July 1996 6 Unlock the Audio Module retainers Push back the lower card retainers to release the Audio Module Lift module up Unlock module FIGURE 11 10 Unlocking the Audio Module 7 Insert a card extractor into the holes on the installed Audio Module See FIGURE 11 4 8 Hold both ends of the card extractor Pull upward slowly and evenly until the Audio Module is disconnected Caution Lift up evenly on both sides of the Audio Module
2. OpenBoot PROM firmware takes control FIGURE 2 1 Factory Defined Boot Sequence POST Phase Settings and Tests 2 2 SPARCstation 4 Model 110 Service Manual July 1996 After POST phase OpenBoot PROM Phase OpenBoot PROM firmware takes control System initialization lt a Probe memory Probe CPU Te Press Stop a t0 go to ok promt Probe SBus devices and interpret their drivers Install console System banner displayed on screen ooting frog diag device n Bpoting from boot dev dis and diag file and boot file Press Stop a to go to ok prompt Boot lt boot device gt pte ee Normal operating system SunDiag System Exerciser FIGURE 2 2 Factory Defined Boot Sequence OpenBoot PROM Phase Settings and Tests Ru board agnostics 2 2 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 m diag switch NVRAM parameter is set to true m Stop d keys are held down when you turn on the power m Keyboard is disconnected and diag switch is set to false Chapter 2 Troubleshooting Overview 2 3 2 4 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 Comp
3. CI z 2 Keyboard cable FIGURE 12 2 Standard External Cables DE a ee dC SCSI cable FIGURE 12 3 Optional External Cable Chapter 12 Illustrated Parts Breakdown 12 3 FIGURE 12 4 Microphone and Cable 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 VSIMM Module 501 2576 4 NVRAM TOD 525 1391 5 Main Logic Board 0 Mbyte 70 MHz 501 2861 6 Main Logic Board 0 Mbyte 70 MHz 501 3002 7 Main Logic Board 0 Mbyte 85 MHz 501 2928 8 Main Logic Board 0 Mbyte 110 MHz 501 3008 12 4 SPARCstation 4 Model 110 Service Manual July 1996 TABLE 12 1 Part Number List Customer Replaceable Units Continued Item Description Sun Part No 9 Main Logic Board 0 Mbyte 110 MHz 501 3109 10 Main Logic Board 0 Mbyte 110 MHz 501 3134 11 545 Mbyte Internal Disk Drive
4. Lance register test succeeded Internal loopback test succeeded External loopback test succeeded Looking for Ethernet packets is a good packet X is a bad packet Type any key to stop D 6 SPARCstation 4 Model 110 Service Manual July 1996 D 1 5 probe scsi probe scsi all The probe scsi test sends an inquiry command to internal and external SCSI devices 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 Target 3 ok probe scsi Unit 0 Disk SEAGATE ST1480 SUN04245828 Copyright c 1991 Seagate All rights reserved Target Unit Target Unit Target Unit D 1 6 1 O Disk CONNER CP30548 SUN0535AEBX930810 3 O Disk CONNER CP30548 SUN0535AEBX930810 6 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 ok probe scsi all iommu 0 100000000 sbus 0 10001000 espdma 5 8400000 esp 5 8800000 0 Removable Read Only device TOSHIBA CD ROM XM 4101TA289310 16 93 module info This command reports back the system CPU information including the microprocessor name
5. tt ___ Speaker LED cable L l M DC power harness Metal cable clips ee on chassis w M SCSI data cable eun ENSA Disk d l iskette dat Dm connect m eee Re Card guide cable clips SCSI data conne DC power connector Speaker LED connector FIGURE 9 13 Internal Cable Routing 2 Reinstall the CD ROM drive See Section 9 2 2 Replacing the CD ROM Drive on page 9 6 3 Connect the SCSI cable connector P3 to the CD ROM drive The cable connects directly to the CD ROM drive around the chassis wall 4 Detach the wrist strap and replace the cover See Chapter 7 5 Power on the system See Section 6 2 Powering On the System on page 6 4 9 14 SPARCstation 4 Model 110 Service Manual July 1996 9 5 9 5 1 9 5 2 Peripherals DC Power Harness Removing the Peripherals DC Power Harness Shut down and power off the system See Section 6 1 Powering Off the System on page 6 1 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 on page 9 5 Disconnect the DC power harness from the diskette drive if present Remove the power supply See Section 8 1 1 Removing the
6. 12V 12V 5V 5V 5V 5V2 5V 5V Power off 1 All volts are direct current 2 The SPARCstation 4 4 4 SPARCstation 4 Model 110 Service Manual July 1996 power supply has Pin 10 11 12 13 14 15 16 17 18 no connections to pins 5 6 12 13 and 16 The SPARCserver 4 power supply has connections to all pins Color Black Black Black Black Black Black Green Purple Yellow Description Ground Ground Ground2 Ground2 Ground Ground AC Outlet2 Fan Power on A D252 4 2 2 1 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 on page 3 5 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 keys 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 on page 4 5 Observe the keyboard LEDs If a failure occurs during POST an LED may light up See TABLE 3 1 on page 3 3 to interpret
7. Monaural Speaker Specifications Internal Speaker Power Output 1 5 W average 3 W peak Distortion 0 02 typical at 1 kHz Impedance 16 W 20 Frequency Response 150 Hz to 17 kHz 0 5dB B 8 SPARCstation 4 Model 110 Service Manual July 1996 B 8 13W3 Video Connector FIGURE B 12 13W3 Video Connector TABLE B 10 13W3 Video Connector Pin Assignments Pin Al A2 A3 eo oo NOAUA FF QO N e m Function Red Green Blue Serial Read Vert Sync Sense lt 0 gt Ground Comp Sync Hort Sync Serial Write Sense lt 1 gt Sense lt 2 gt Ground VO O Level Analog Analog Analog TTL TTL TTL GND TTL TTL TTL TTL TTL GND Appendix B Input Output Connectors and Ports B 9 B 10 SPARCstation 4 Model 110 Service Manual July 1996 APPENDIX C SCSI Targeting This appendix describes the SCSI targeting for the internal SCSI devices in the SPARC station 4 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 The internal SCSI disk drive present in a SPARCstation 4 system is automatically assigned a SCSI target see TABLE C 1 and TABLE C 2 this target is assigned only if the device is present On the SPARCstation 4 sy
8. TABLE 1 2 External Options Unit Description Desktop Backup Pack Desktop Disk Pack Desktop SunCD Pack Desktop Storage Module SCSI Expansion Pedestal Multi Disk Pack 20 Gbyte 4 mm Desktop Tape Auto Loader SCSI Expansion Pedestal 150 Mbyte tape drive or DAT tape drive Disk expansion unit with a variety of SCSI disk drive capacities Compact CD ROM 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 1 5 1 6 SPARCstation 4 Model 110 Service Manual July 1996 CHAPTER 2 Troubleshooting Overview This chapter describes the factory defined boot sequence It also describes the different types of SPARCstation 4 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 Factory Defined Boot Mode on page 1 After Power Is Switched On on page 3 Diagnostic Tools and When to Use
9. on page 6 1 Remove the cover and attach a wrist strap See Chapter 7 Push the upper card retainers back from the edge of the SBus card The SBus card is installed in the upper level Push back both upper card retainers FIGURE 11 2 Opening the SBus Card Retainers Remove the SBus card extractor handle from the replacement SBus card a Bend one leg of the extractor handle slightly to the outside until the hook clears the hole in the SBus card b Remove the other side of the extractor handle which should come out easily without bending it 11 2 SPARCstation 4 Model 110 Service Manual July 1996 FIGURE 11 3 Removing the Extractor Handle From an SBus Card 5 Insert the legs of the card extractor into the holes on the installed SBus card Chapter 11 System Board and Component Replacement 11 3 Insert card ee extractor FIGURE 11 4 Installing the SBus Card Extractor 6 Hold both ends of the card extractor Pull upward slowly and evenly until the card is disconnected FIGURE 11 5 Removing the SBus Card 7 Remove the card extractor from the SBus card refer to Step 1 8 Place the SBus card on an antistatic surface 11 4 SPARCstation 4 Model 110 Service Manual July 1996 11 1 2 Replacing the SBus Card If required for your card set the jumpers or switches on the replacement card See the manual accompanying your SBus product or duplicate the settings on the defective car
10. 6 Receive Data 3 Receive Data 7 Presence detect 4 N C 8 Presence detect B 5 B 4 1300000000000001 2500000000000014 FIGURE B 5 Serial Connector TABLE B 5 Serial Connector Ports A and B Pinout for Combined Serial Connector Ports A and B Pin a AeA OQO N e Description N C Shield A Transmit Data TxDA A Receive Data RxDA A Request to Send RTSa A Clear to Send CTSa Pin 14 15 16 17 18 SPARCstation 4 Model 110 Service Manual July 1996 Description A Transmit Data TxDB Transmit Clock DCE Source TRxCA B Receive Data RxDB A Receive Clock RTxCa Transmit Clock DCE Source TRxCB TABLE B 5 Pinout for Combined Serial Connector Ports A and B Pin Description Pin Description 6 A Data Set Ready DSRa 19 B Request to Send RTSb 7 Signal Ground GND 20 A Data Terminal Ready DTRa 8 A Data Carrier Detect 21 N C DCDa 9 N C Reserved 22 N C 10 N C Reserved 23 N C 11 B Data Terminal Ready 24 A Transmit Clock DTE Source DTRb TRxCa 12 B Data Carrier Detect 25 B Transmit Clock DTE Source DCDb TRxCb 13 B Clear to Send CTSb 1 Splitter cable X985A is required to use both ports simultaneously Port A is synchronous asynchronous Port B is asynchronous only B 6 Keyboard Mouse Connector FIGURE B 6 Keyboard Mouse Connector TABLEB 6 Pinout for Keyboard Mouse Connector Pin Description
11. Audio Module See Section 11 2 2 Replacing the Audio Module on page 11 11 e SBus card See Section 11 1 2 Replacing the SBus Card on page 11 5 5 Detach the wrist strap and replace the cover See Chapter 7 6 Power on the system See Section 6 2 Powering On the System on page 6 4 11 28 SPARCstation 4 Model 110 Service Manual July 1996 11 5 3 Setting Jumpers There are two serial port jumpers on the system board The jumpers are factory set to RS423 mode position A in FIGURE 11 32 The ports can be reset to RS232 mode position B for connection to an X 25 network in Europe or Australia To change the jumper settings from RS423 mode to RS232 mode Shut down and power off the system See Section 6 1 Powering Off the System on page 6 1 Remove the cover and attach a wrist strap See Chapter 7 If an SBus card is installed remove it See Section 11 1 1 Removing the SBus Card on page 11 2 If an Audio Module is installed remove it See Section 11 2 1 Removing the Audio Module on page 11 8 Use needlenose pliers to move both serial port jumpers from position A to position B See FIGURE 11 32 FIGURE 11 32 Setting the Serial Port Jumpers Chapter 11 System Board and Component Replacement 11 29 6 Reinstall the Audio Module if applicable See Section 11 2 2 Replacing the Audio Module on page 11 11 7 Reinstall the SBus card if applicable
12. IOMMU SBUS Config Regs Test IOMMU Control Reg Test 3 6 SPARCstation 4 Model 110 Service Manual July 1996 CODE EXAMPLE 3 1 Tests POST Runs A2 E ANCE ANCE D vuUUUHVUUVUUY AD D ADD A2 D_ A2 D SP Registers Tes A2 P_ A2 P_ADDR A2 P_BCNT PORT Registers T NVRAM Access Test TOD Registers Tes CSR Regist Address Por ata Port T CSR Regist ADDR Regis BCNT Regis NADDR Regi CSR Regist Regis Regis ROCO Interrupt Regs Tests oft Interrupts OFF Test oft Interrupts ON Test ROCO User Timer Test ROCO Counter Timer Test er Test IOMMU Base Address Reg Test 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 FPU Register File Test FPU Misaligned Reg Pair Test FPU Single precision Tests FPU Double precision Tests FPU SP Invalid CEXC Test FPU SP Overflow CEXC Test FPU SP Divide by 0 CEXC Test FPU SP Inexact CEXC Test FPU SP Trap Priority gt Test FPU SP Trap Priority lt Test FPU DP Invalid CEXC Test FPU DP Overflow CEXC Test FPU DP Divide by 0 CEXC Test FPU DP Inexact CEXC Test FPU DP Trap Priority gt Test FPU DP Trap Priority lt Test P S S P P D t Tests ests
13. diag device parameter 2 5 diag file parameter 2 5 diagnostics default boot mode 2 1 firmware 2 1 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 Index 5 removal replacement 9 1 to 9 4 SCSI targets automatically assigned C 1 diskette data cable 9 16 removal replacement 9 16 to 9 18 diskette drive 9 7 removal replacement 9 7 to 9 12 DSIMM 11 16 locating faulty 4 7 removal replacement 11 16 to 11 20 See also memory E electrostatic discharge ESD precautions 5 4 environmental requirements A 3 error messages 3 8 disk drive 4 6 read write or parity 4 2 4 6 external options 1 5 F FORTH Toolkit 2 7 H headphone connector B 6 hung system 6 2 halting 6 2 l illustrated parts breakdown 12 1 to 12 6 input power requirements A 2 interior view of system 1 2 internal options 1 4 K keyboard diagnostic LEDs 3 2 3 8 keyboard mouse connector pinout B 5 main logic board See system board memory error reporting 4 7 location J number 4 7 physical address 4 7 See also DSIMM mfg switch parameter 2 4 microphone illustration 12 4 module info D 7 N nonvolatile random access memory See NVRAM NVRAM 11 30 parameters 2 4 removal replacement 11 30 to 11 32 0 ok prompt 2 4 to 2 7 2 10 On Board Diagnostics D 1 options external 1 5
14. er Test Lest ter Test ster Test cer ts er Test Test lest cer ter ests Chapter 3 Power On Self Test POST 3 7 3 6 POST Error Messages 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 7 Status Lights LEDs and Indicators The LED at the front of the chassis lights when the system is 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 on page 3 1 describes the keyboard LED sequences displayed at power up when the POST fails If a failure occurs during the 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 Following the system initialization the operating system boots automatically unless the NVRAM configuration options specify not to do so 3 8 SPARCstation 4 Model 110 Service Manual July 1996 Note The Caps Lock key LED on some U S keyboards located just above
15. 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 2 3 3 Normal Mode 3 4 overview 2 3 silent abbreviated 3 5 system failures 3 3 system passes 3 4 power Index 6 SPARCstation 4 Model 110 Service Manual July 1996 turning off 6 1 to 6 3 turning on 6 4 power LED 8 5 removal replacement 8 5 to 8 8 power on fails 4 3 power supply 8 1 removal replacement 8 1 to 8 5 voltage checkpoints 4 3 power off command 2 10 Power On Self Test See POST precautions 5 3 10 1 probe scsi 2 10 4 6 probe scsi all 2 10 4 6 R rear panel illustration 1 3 removal replacement Audio Module 11 8 to 11 11 CD ROM audio cable 9 18 to 9 20 CD ROM drive 9 5 to 9 6 DC power harness 9 15 to 9 16 disk drive 9 1 to 9 4 diskette data cable 9 16 to 9 18 diskette drive 9 7 to 9 12 DSIMM 11 17 to 11 19 NVRAM 11 30 to 11 31 power LED 8 5 to 8 7 power supply 8 1 to 8 5 SBus card 11 1 to 11 6 SCSI data cable 9 13 to 9 14 speaker 8 8 to 8 12 system board 11 24 to 11 29 system cover 7 1 to 7 6 tools needed 5 3 VSIMM 11 20 to 11 24 replacement parts list 12 4 requirements for system environmental A 3 input power A 2 RS232 setting jumpers for 11 29 RS423 setting jumpers for 11 29 S safety requirem
16. 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 D FORTH Diagnostics D 7 D 1 7 test memory All of the system main memory will be tested if the system diag switch parameter is true If the diag switch parameter is 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 2 Returning to
17. on page 1 test lt alias name gt test lt device path gt on page 3 test all on page 4 watch clock on page 4 watch net watch aui watch tpe and watch net all on page 4 probe scsi probe scsi all on page 7 module info on page 7 test memory on page 8 Returning to the Old Style Sunmon Compatibility Mode Prompt on page 8 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 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 damage to data files n Caution To run the FORTH Diagnostics you must halt the system in an orderly 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 D 2 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 impen
18. 110 Service Manual July 1996 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 When or Why to Use the Tool Diagnostic Tool Power On Self Test POST FORTH Diagnostics FORTH Monitor SunDiag System Exerciser Executes automatically at power on when Stop d keys are pressed or when the 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 on page 3 1 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 Allows input to the system at the boot PROM level Supports functions such 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 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 Sel
19. 5 keyboard there is a Standby power key that 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 on page 4 3 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 on page 4 5 Power Supply Test Use a VOM volt ohmmeter to check the power supply output voltages Place the VOM negative probe on logic ground pin 15 in the connector and test the 12V 12V and 5V power pins individually with the positive probe pins 1 through 3 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 power supply assembly if any of the voltages are not present See Section 8 1 Power Supply on page 8 1 Chapter 4 Troubleshooting Procedures 4 3 Release clip FIGURE 4 1 Power Supply Connector Floppy SCSI TABLE 4 2 shows the pin assignments on the power supply connector TABLE 4 2 Power Supply Connector Pin Assignments Pin Color Blue Brown Red Red Red Red Red Red 9 Grey o N A a A QO N e Description
20. 540 2443 12 1 Gbyte Internal Disk Drive 540 2560 13 1 Gbyte Internal Disk Drive 540 2875 14 Internal CD ROM Drive 540 2852 15 3 5 inch Internal Diskette Drive 540 2854 16 50 watt Power Supply 300 1257 17 150 watt Power Supply SPARCserver 4 Configuration 300 1215 18 Internal Speaker Assembly 370 1579 19 CD ROM Audio Cable Internal 530 2852 20 Diskette Drive Cable Internal 530 2277 21 Speaker LED Cable Internal 530 2291 22 CD ROM SCSI Cable Internal 530 2129 23 Disk Drive Cable Internal 530 2146 24 DC Power Harness 530 2302 25 1 Mbyte TGX Frame Buffer Card 501 2325 26 4 Mbyte TGX Frame Buffer Card 501 2253 27 Audio Module 501 2592 28 Type 5 Mouse and Pad 370 1398 29 Keyboard Cable 530 1442 30 Twisted Pair Ethernet Cable 530 1871 31 13W3 Video Cable 530 1870 32 SunMicrophone II 370 1678 TABLE 12 2 Part Number List Miscellaneous Items Item Description Sun Part No 1 Wrist Strap 250 1007 2 Antistatic Mat with Sun Logo 250 1088 3 Disposable Antistatic Mat 330 1145 Chapter 12 Illustrated Parts Breakdown 12 5 12 6 SPARCstation 4 Model 110 Service Manual July 1996 APPENDIX A System Specifications This appendix contains SPARCstation 4 system specifications including physical specifications input power requirements and environmental requirements Physical Specifications on page 1 Input Power Requirements on page 2 Environmental Requirements on page 3 A 1 Physical Specifications TABLE
21. 8 Removing the CD ROM Filler Panel 9 9 Disengaging the Diskette Drive 9 10 Removing the Diskette Drive 9 11 Replacing the Diskette Drive 9 12 System Board Cable Connections 9 13 Internal Cable Routing 9 14 Diskette Data Cable Routing 9 17 Audio Cable Connector on the CD ROM Drive 9 18 Removing the Audio Cable From the Audio Module 9 19 Disconnecting the System Board Connectors 9 20 Pressing the Audio Cable Into the Cable Slot 9 21 Routing the Audio Cable Around the Corner Post 9 22 Securing the Audio Cable 9 23 CD ROM Audio Cable Connector 9 23 Reconnecting the Main Logic Board Connectors 9 24 SPARCstation 4 System Board 10 2 SPARCstation 4 Model 110 Service Manual July 1996 n mn mn n n mn mn n nm n n mn mn mn n mn mn mn n Gn mn mn n n n mn n al 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 GURE 11 23 GURE 11 24 GURE 11 25 GURE 11 26 GURE 11 27 GURE 11 28 SBus Slot Location 11 1 Opening the SBus Card Retainers 11 2 Removing the Extractor Handle From an SBus Card 11 3 Installing the SBus Card Extractor 11 4 Removing the SBus Card 11 4 Inserting the SBus Card 11 6 Securing the
22. Power Supply on page 8 1 Disconnect the DC power harness from the power supply and carefully remove the harness from the system chassis Note how the harness is routed from the power supply through the chassis wall to the area behind the diskette drive Replacing the Peripherals DC Power Harness Route the P1 connector through the drive bracket chassis wall so that the P2 and P3 connectors are at the rear of the diskette drive area Connect the DC power harness connector labeled P1 to the rear of the power supply Reinstall the power supply See Section 8 1 2 Replacing the Power Supply on page 8 3 Connect the DC power harness to the diskette drive if present Reinstall the CD ROM drive if present See Section 9 2 2 Replacing the CD ROM Drive on page 9 6 Reconnect the DC power harness connector labeled P2 to the CD ROM drive Chapter9 Storage Devices 9 15 7 Detach the wrist strap and replace the cover See Chapter 7 8 Power on the system See Section 6 2 Powering On the System on page 6 4 9 6 Diskette Data Cable 9 6 1 Removing the Diskette Data Cable 1 Shut down and power off the system See Section 6 1 Powering Off the System on page 6 1 2 Remove the cover and attach a wrist strap See Chapter 7 3 Remove the CD ROM drive if present See Section 9 2 1 Removing the CD ROM Drive on page 9 5 4 Unplug the diskette data cable from the
23. SBus Card 11 7 Audio Module Connector Location 11 7 Removing the Audio Cable From the Audio Module 11 8 Unlocking the Audio Module 11 9 Removing the Audio Module 11 10 Inserting the Audio Module Filler Panel 11 11 Removing the Audio Module Filler Panel 11 12 Inserting the Audio Module 11 13 Securing the Audio Module 11 13 Connecting the CD ROM Audio Cable 11 14 Pressing the Audio Cable Into the Cable Slot 11 15 Routing the Audio Cable Around the Corner Post 11 16 DSIMM Slot Locations on the System Board 11 18 Ejecting the DSIMM_ 11 18 Orienting the DSIMM 11 19 Installing the DSIMM 11 20 VSIMM Slot Location 11 21 Ejecting the VSIMM 11 22 Orienting the VSIMM 11 23 Installing the VSIMM 11 24 System Board Cable Connections 11 25 System Board Captive Screws 11 26 Figures xi FIGURE 11 29 FIGURE 11 30 n GURE 11 31 n GURE 11 32 FIGURE 11 33 FIGURE 12 1 FIGURE 12 2 FIGURE 12 3 FIGURE 12 4 FIGURE B 1 FIGURE B 2 FIGURE B 3 FIGURE B 4 FIGURE B 5 FIGURE B 6 FIGURE B 7 FIGURE B 8 FIGURE B 9 FIGURE B 10 FIGURE B 11 FIGURE B 12 Removing the System Board 11 26 Installing the System Board 11 27 System Board Captive Screws 11 28 Setting the Serial Port Jumpers 11 29 Locating the NVRAM Chip 11 31 Selected CRUs System Unit 12 2 Standard External Cables 12 3 Optional External Cable 12 3 Microphone and Cable 12 4 External SCSI Connector B 1 Parallel Port Connector B 2 At
24. See Section 11 1 2 Replacing the SBus Card on page 11 5 8 Detach the wrist strap and replace the cover See Chapter 7 9 Power on the system See Section 6 2 Powering On the System on page 6 4 11 6 NVRAM 11 6 1 Removing the NVRAM Chip 1 Shut down and power off the system See Section 6 1 Powering Off the System on page 6 1 2 Remove the cover and attach a wrist strap See Chapter 7 3 If an SBus card is installed remove it See Section 11 1 1 Removing the SBus Card on page 11 2 4 If an Audio Module is installed remove it See Section 11 2 1 Removing the Audio Module on page 11 8 5 Locate the NVRAM chip on the system board See FIGURE 11 33 11 30 SPARCstation 4 Model 110 Service Manual July 1996 11 6 2 Rear Panel NVRAM chip FIGURE 11 33 Locating the NVRAM Chip Hold the NVRAM chip carrier on both ends and lift it straight up to remove it Gently wiggle the chip carrier as necessary Put the NVRAM in its chip carrier on an antistatic surface Replacing the NVRAM Chip Locate the NVRAM chip on the system board See FIGURE 11 33 Carefully align the pins and insert the NVRAM chip into the socket make certain that the notches on the socket and chip are aligned properly The carrier is keyed so that the NVRAM chip can be insta
25. 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 1997 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
26. TABLE 5 1 TABLE 5 1 Item AC power cord Wrist strap ESD mat Printed circuit boards Cover SBus slot filler panels microSPARC II chip heat sink 5 2 Symbols Safety Precautions Problem Electric shock Grounding Electrostatic Discharge ESD ESD ESD System damage and overheating System damage and overheating Heat burns The following symbols mean 5 2 SPARCstation 4 Model 110 Service Manual July 1996 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 Chapter 12 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 hea
27. Them on page 7 Power On Self Test on page 7 FORTH Based PROM Diagnostics on page 8 FORTH Monitor on page 10 SunDiag System Exerciser on page 11 2 1 Factory Defined Boot Mode The flowcharts in FIGURE 2 1 and FIGURE 2 2 outline the 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 system s 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 depict the flow of OBP processing control after power is switched on Each figure diagrams 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 If you need to run extended FORTH Diagnostics to take advantage of more extensive tests see Appendix D false default Power on switch Yes Skip POST u qatrue diag switch totru Display full status on POST Phase ttya View via tip window display Low level Diagnostic POST Phase Display errors only on keyboard LEDs ttya and console
28. 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 System unit 2 Monitor 3 External drive units if you have any 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 compatible terminal as the console with your system unit press Break instead of Stop a 6 2 SPARCstation 4 Model 110 Service Manual July 1996 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 document
29. diskette drive and from the system board 5 Note how the diskette data cable is routed and then carefully remove it from the chassis See FIGURE 9 14 9 16 SPARCstation 4 Model 110 Service Manual July 1996 Diskette data cable Diskette data connector 9 6 2 FIGURE 9 14 Diskette Data Cable Routing Replacing the Diskette Data Cable Route the replacement diskette data cable in the same manner as the defective cable that you just removed The cable should run under the first metal cable clip in the chassis floor Connect the diskette data cable to its connector on the system board See Section 9 3 2 Replacing the Diskette Drive on page 9 11 Install the diskette drive See Section 9 3 2 Replacing the Diskette Drive on page 9 11 Connect the DC power harness labeled P3 and the new diskette data cable to the diskette drive Install the CD ROM drive if necessary See Section 9 2 2 Replacing the CD ROM Drive on page 9 6 Chapter9 Storage Devices 9 17 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 on page 6 4 9 7 9 7 1 9 18 CD ROM Audio Cable Removing the Audio Cable 1 Shut down and power off the system See Section 6 1
30. 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 closest to the rear panel Run the 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 4 3 Disk Drive Errors TABLE 4 3 presents disk drive error conditions and corrective actions TABLE 4 3 Troubleshooting Disk Drive Errors 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 Corrective Action Replace the disk drive indicated by the failure message Solaris 1 x operating systems identify the internal disk drive SCSI target ID 3 as sd0 With Solaris 2 x operating systems the drive is identified as c0t3d0 SCSI controller may be defective See Section 4 3 1 Verifying the Built In SCSI Controller on page 4 6 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 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 SC
31. to avoid any damage to the connector pins 9 Holding the connector end of the Audio Module disengage the Audio Module from its opening on the system back panel Hold the module by its edges and remove its central tab from the corresponding slot on the system back panel Chapter 11 System Board and Component Replacement 11 9 Disengage tab from central slot FIGURE 11 11 Removing the Audio Module 10 Remove the card extractor from the Audio Module See Step 1 11 Place the Audio Module on an antistatic surface 12 If you are not replacing the Audio Module insert an Audio Module filler panel into the Audio Module rear panel opening 11 10 SPARCstation 4 Model 110 Service Manual July 1996 FIGURE 11 12 Inserting the Audio Module Filler Panel 12 2 Replacing the Audio Module 1 Remove the Audio Module filler panel if present See FIGURE 11 13 Squeeze the two tabs at the base of the lower bay filler panel until they disengage from the rear panel Chapter 11 System Board and Component Replacement 11 11 FIGURE 11 13 Removing the Audio Module Filler Panel 2 Align the Audio Module with its opening on the system back panel See FIGURE 11 14 Hold the module by its edges and insert its central tab into the corresponding slot on the system back panel 3 Align the Audio Module connector with its corresponding connector on the system board The corresponding connector on the system board is the one that is cl
32. to remove and replace these components Chapter 10 System Board Overview 10 3 10 4 SPARCstation 4 Model 110 Service Manual July 1996 CHAPTER 1 1 System Board and Component Replacement This chapter describes how to remove replace and configure the system board and its replaceable parts SBus Card on page 1 Audio Module on page 7 DSIMMs on page 16 VSIMM on page 20 System Board on page 24 NVRAM on page 30 11 1 SBus Card The system board has a single slot for an SBus card see FIGURE 11 1 SBus slot _ Rear Panel FIGURE 11 1 SBus Slot Location 11 1 11 1 1 An SBus card extractor is included with all SBus card CRUs 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 Removing the SBus Card Shut down and power off the system See Section 6 1 Powering Off the System
33. to the chassis See FIGURE 8 1 SPARCstation 4 Model 110 Service Manual July 1996 Power supply Captive screw 8 1 2 Power supply eas rear view DC power a harness DC power connector AL Power supply connector FIGURE 8 1 Removing the Power Supply Disconnect the power supply connector from the system board See FIGURE 8 1 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 1 Replacing the Power Supply Attach a wrist strap and secure it to the rear panel See FIGURE 8 1 Chapter 8 Major Subassemblies 8 3 AN 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 Power 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 chass
34. 27 Appendix A System Specifications A 3 A 4 SPARCstation 4 Model 110 Service Manual July 1996 APPENDIX B Input Output Connectors and Ports This appendix contains pinouts and illustrations of the system unit input output I O connectors and ports The following connections are described External SCSI Connector on page 1 Parallel Port Connector on page 2 Attachment Unit Interface AUI Connector on page 3 Twisted Pair Ethernet Connector on page 4 Serial Connector Ports A and B on page 4 Keyboard Mouse Connector on page 5 Audio Module Ports Optional on page 6 13W3 Video Connector on page 9 B 1 External SCSI Connector 25 1 QUQUGUQU000000000000000000 so 0000000000000000 00N 0 0L NN 2 FIGURE B 1 External SCSI Connector TABLE B 1 Pinout Signals for External SCSI Connector Pin Description Pin Description Pin Description 1 Ground 18 Ground 35 Ground 2 Ground 19 Ground 36 Ground 3 Ground 20 Ground 37 Ground B 1 TABLE B 1 Pinout Signals for External SCSI Connector Continued Pin Description Pin Description Pin Description 4 Ground 21 Ground 38 Termpower 5 Ground 22 Ground 39 Ground 6 Ground 23 Ground 40 Ground 7 Ground 24 Ground 41 Attention 8 Ground 25 Ground 42 Ground 9 Ground 26 Data 0 43 Busy 10 Ground 27 Data 1 44 Acknowledge 11 Ground 28 Data 2 45 Reset 12 Ground 29 Data 3 46 Message 13 N C 30 Data 4 47 Select 14 Ground 31 D
35. 4 Determining Faulty DSIMM Locations The SunDiag System Exerciser and POST diagnostics can report memory errors encountered during program execution For general information about diagnostics see Chapter 2 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 If the error message displays the location number see FIGURE 4 2 for DSIMM location numbers in the SPARCstation 4 system If the error message displays a physical memory address consult TABLE 4 4 to see which memory slot contains the physical address for the SPARCstation 4 system 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 DSIMM on page 11 17 to remove the defective DSIMM To replace the DSIMM follow the directions in Section 11 4 2 Replacing the VSIMM on page 11 22 Chapter 4 Troubleshooting Procedures 4 7 4 8 SIMM slot J0305 SIMM slot J0304 i ee Se ie ay SIMM slot J0303 sim stot soa02 SIMM slot J0301 FIGURE 4 2 DSIMM Slot Locations The following table shows the Physical Memory Address Ranges for the S
36. 9 13 9 4 2 Replacing the CD ROM SCSI Cable 9 14 Peripherals DC Power Harness 9 15 9 5 1 Removing the Peripherals DC Power Harness 9 15 9 5 2 Replacing the Peripherals DC Power Harness 9 15 Diskette Data Cable 9 16 9 6 1 Removing the Diskette Data Cable 9 16 Contents v vi 9 7 9 6 2 Replacing the Diskette Data Cable 9 17 CD ROM Audio Cable 9 18 9 7 1 Removing the Audio Cable 9 18 9 7 2 Replacing the Audio Cable 9 20 10 System Board Overview 10 1 10 1 10 2 10 3 10 4 Damage Prevention 10 1 Handling System Boards and Assemblies 10 1 System Board Layouts 10 2 Replaceable System Board Components 10 3 11 System Board and Component Replacement 11 1 11 1 11 3 11 4 11 5 11 6 SBus Card 11 1 11 1 1 Removing the SBus Card 11 2 11 1 2 Replacing the SBus Card 11 5 Audio Module 11 7 11 2 1 Removing the Audio Module 11 8 11 2 2 Replacing the Audio Module 11 11 DSIMMs 11 16 11 3 1 Removing a DSIMM 11 17 11 3 2 Replacing a DSIMM 11 19 VSIMM 11 20 11 4 1 Removing the VSIMM 11 20 11 4 2 Replacing the VSIMM 11 22 System Board 11 24 11 5 1 Removing the System Board 11 24 11 5 2 Replacing the System Board 11 26 11 5 3 Setting Jumpers 11 29 NVRAM 11 30 11 6 1 Removing the NVRAM Chip 11 30 11 6 2 Replacing the NVRAM Chip 11 31 SPARCstation 4 Model 110 Service Manual July 1996 12 Illustrated Parts Breakdown 12 1 12 1 Illustrations of Selected CRUs 12 1 12 2 Replacement Parts List 12 4 S
37. A 1 lists the physical specifications for the SPARCstation 4 system unit keyboard and optical mouse TABLE A 1 Physical Specifications SPARCstation 4 System 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 25 0 11 34 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 2 Input Power Requirements TABLE A 2 lists the input power requirements for the SPARCstation 4 system TABLE A 2 Input Power Requirements and Power Dissipation SPARCstation 4 System 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 0 75 A 100 120 Vac 0 375 A 200 240 Vac AC Operating Range 87 264 Vrms 47 63 Hz Maximum VA Rating 75 VA Maximum Power Consumption 53 Watts Maximum Heat Output 180 8 BTU hr 1 Maximum input current with accessory connected to accessory outlet is 6 A 2 Maximum power consumption with monitor connected to accessory outlet is 203 Watts TABLE A 3 lists the input power requirements for the SPARCserver 4 system TABLE A 3 Input Power Requirements and Power Dissipation SPARCserver 4 System 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 1 0 A 100 120 V
38. CSI and power supply cables to the main logic board Power supply connector Diskette drive connector SCSI connector FIGURE 9 22 Reconnecting the Main Logic Board Connectors 8 If you removed an SBus card earlier replace it now See Section 11 1 2 Replacing the SBus Card on page 11 5 9 Detach the wrist strap and replace the cover See Chapter 7 10 Power on the system See Section 6 2 Powering On the System on page 6 4 9 24 SPARCstation 4 Model 110 Service Manual July 1996 CHAPTER 10 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 the system board Damage Prevention on page 1 Handling System Boards and Assemblies on page 1 System Board Layouts on page 2 Replaceable System Board Components on page 3 10 1 Damage Prevention 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 Microsystems are listed in Chapter 12 A Caution Use an antistatic mat when working with the system board An antistatic 10 2 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 gro
39. Chapter 2 Troubleshooting Overview 2 11 2 12 SPARCstation 4 Model 110 Service Manual July 1996 CHAPTER 3 Power On Self Test POST This chapter describes the Power On Self Test POST for Normal Full and Abbreviated modes available with your SPARCstation 4 system Power On Self Test POST on page 1 Normal Mode on page 4 Full Diagnostic Mode on page 4 Abbreviated Diagnostic Mode on page 5 Tests the POST Runs on page 6 POST Error Messages on page 8 Status Lights LEDs and Indicators on page 8 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 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 a diag switch NVRAM parameter is set to true m Stop d keys are held down when you turn on the power a 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 3 1 Four different LEDs on the keyboards are used to indicate the progress and results of the POST These LED
40. PARCstation 4 system TABLE 4 4 Physical Memory Address Ranges for SPARCstation 4 System Slot 4 Slot 3 Slot 2 Slot 1 Slot 0 Slot SIMM 0 J0301 1 J0302 2 J0303 3 J0304 4 J0305 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 1 Each memory slot can contain one DSIMM up to 32 megabytes in size Slot 0 must have a DSIMM present If different capacity DSIMMs are mixed in a system slot 0 must contain the highest capacity DSIMM SPARCstation 4 Model 110 Service Manual July 1996 CHAPTER 5 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 5 1 Safety Requirements on page 1 Symbols on page 2 System Precautions on page 3 Tools Required on page 3 Electrostatic Discharge ESD Precautions on page 4 Safety Requirements For your protection observe the following safety requirements Follow all cautions warnings and instructions marked on the equipment Ensure that the voltage and frequency rating of the power outlet matches the electrical rating labels on the system Use properly grounded power outlets 5 1 To protect both yourself and the equipment observe the safety precautions listed in
41. Pin Description 1 Ground 5 Keyboard Out 2 Ground 6 Keyboard In 3 5 Vdc 7 Power Key In 4 Mouse In 8 5 Vdc Appendix B Input Output Connectors and Ports B 5 Note All signals are standard TTL levels The 5V supply is fuse protected B 7 Audio Module Ports Optional Q 6 6 Dp FIGURE B 7 Audio Module Connectors TABLE B 7 Signals for the Audio Module Ports Headphone Line Out Line In Microphone new Tip Left Channel Left Channel Left Channel Left Channel Ring Center Right Channel Right Channel Right Channel Right Channel Shield Ground Ground Ground Ground 1 E LA standard 3 5 mm 0 125 inch jacks B 7 1 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 B 6 SPARCstation 4 Model 110 Service Manual July 1996 B 7 2 B 7 3 B 7 4 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 Audio Line In Connector FIGURE B 10 Audio Line in Connector This 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 sys
42. Powering Off the System on page 6 1 2 Remove the cover and attach a wrist strap See Chapter 7 3 Remove the SBus card if present See Section 11 1 1 Removing the SBus Card on page 11 2 4 Unplug the CD ROM audio cable from the back of the CD ROM drive See FIGURE 9 15 CD ROM audio cable connector ooo oo oo p pCO 0 FIGURE 9 15 Audio Cable Connector on the CD ROM Drive 5 Free the audio cable from the slot on the side of the Audio Module and from under the retaining hooks on the board guide See FIGURE 9 16 SPARCstation 4 Model 110 Service Manual July 1996 6 Disconnect the audio cable from the connector on the Audio Module Gently pull the audio cable from underneath the Audio Module metal shield ensuring that the audio cable connector does not snag on any Audio Module component See FIGURE 9 16 Retaining hooks Cable slot Audio cable connector Metal shield FIGURE 9 16 Removing the Audio Cable From the Audio Module 7 From the system board disconnect the power supply cable the SCSI cable and the diskette drive cable if present Chapter9 Storage Devices 9 19 Power supply connector Diskette drive connector SCSI connector FIGURE 9 17 Disconnecting the System Board Connectors 8 Remove the audio cable from the system 9 72 Replacing the Audio Cable 1 Fe
43. Read the diskette drive specifications sheet for related installation information Hold the diskette data cable by the end that has the single bend and feed the connector through the opening in the drive bracket wall Hold the diskette data cable by the end that has the double fold and plug in the connector to the system board Adjust the single end of the diskette data cable until it is flat and extended under the first metal clip on the chassis floor Hold the diskette drive in one hand and lower it far enough into the chassis to connect the cables to the back of the drive Chapter9 Storage Devices 9 11 5 Attach the diskette data cable and the DC power cable labeled P3 to the drive connectors See FIGURE 9 10 6 Lower the drive grommets into their corresponding slots in the side rails and slide the drive until it is fully secured in the bracket See FIGURE 9 10 7 Install the diskette drive outer filler panel by inserting the bottom tabs into the corresponding slots in the chassis and rotating the panel upward into position DC ble Diskette data cable FIGURE 9 11 Replacing the Diskette Drive 8 If there is a CD ROM drive reinstall it Otherwise replace the CD ROM drive filler panel See FIGURE 9 8 If you need to reinstall the CD ROM drive see Section 9 2 2 Replacing the CD ROM Drive on page 9 6 9 Detach the wrist strap and replace the cover See Chapter 7 10 Power on th
44. SI devices and put these fast SCSI devices on a separate SCSI bus to speed up disk drive response 4 3 1 Verifying the Built In SCSI Controller 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 on page D 7 At the ok prompt type probe scsi See the following example ok probe scsi Target 3 Unit 0 Disk S EAGATE ST3610N SUN0535881200054301 4 6 SPARCstation 4 Model 110 Service Manual July 1996 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 i Make sure that every SCSI disk and other SCSI devices on the SCSI bus have a different SCSI target ID see Appendix C Note The internal SCSI hard drive is automatically assigned target 3 ii Verify that all SCSI cables and the SCSI terminator are connected securely iii Check the SCSI cables to make sure that there are no bent pins iv If you still have not found the problem replace the unresponsive drive v If the problem still occurs after replacing the drive replace the system board vi If the problem persists replace the internal disk drive cable assembly 4
45. SPARCstation 4 Model 110 Service Manual Qe 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 802 6464 10 Revision A July 1996 1997 Sun Microsystems Inc 901 San Antonio Road Palo Alto California 94303 4900 U S A All rights 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
46. SPARCstation 4 System 1 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 3 2 Sun Type 4 Keyboard 3 2 Sun Compact 1 Keyboard 3 3 SPARCstation System Banner 3 4 Location of System Power LED 3 8 Power Supply Connector 4 4 DSIMM Slot Locations 4 8 Removing the Rear Panel Cover Screws 7 2 Removing the Cover 7 3 Grounding the Wrist Strap to the Power Supply 7 4 Replacing the Cover 7 5 Securing the System Unit Cover 7 6 Removing the Power Supply 8 3 Connecting the DC Power Harness to the Power Supply 8 4 Figures ix FIGURE 8 3 FIGURE 8 4 FIGURE 8 5 FIGURE 8 6 FIGURE 8 7 FIGURE 9 1 FIGURE 9 2 FIGURE 9 3 FIGURE 9 4 FIGURE 9 5 FIGURE 9 6 FIGURE 9 7 FIGURE 9 8 FIGURE 9 9 FIGURE 9 10 FIGURE 9 11 FIGURE 9 12 FIGURE 9 13 FIGURE 9 14 FIGURE 9 15 FIGURE 9 16 FIGURE 9 17 FIGURE 9 18 FIGURE 9 19 FIGURE 9 20 FIGURE 9 21 FIGURE 9 22 FIGURE 10 1 Power LED and Speaker LED Board Cable Connectors 8 6 Positioning the LED Cable 8 7 Removing the Speaker Cover 8 9 Removing the Speaker 8 10 Speaker Connections 8 11 Drive Locations 9 2 Removing the Hard Disk Drive 9 3 Replacing the Disk Drive 9 4 Removing the CD ROM Drive 9 5 Jumper Settings for the CD ROM Drive 9 6 Replacing the CD ROM Drive 9 7 Diskette Drive Location 9
47. Section 6 2 Powering On the System on page 6 4 9 4 SPARCstation 4 Model 110 Service Manual July 1996 9 2 9 2 1 CD ROM Drive Removing the CD ROM Drive Shut down and power off the system See Section 6 1 Powering Off the System on page 6 1 Remove the cover and attach a wrist strap See Chapter 7 Disconnect the CD ROM SCSI DC power and audio cable if present from the CD ROM drive Leave the cables plugged in to the system board Push the CD ROM drive toward the edge of the chassis to disengage it See FIGURE 9 4 Lift the drive out of the chassis and place it on an antistatic surface DC power do cable I Ka Audio cable CD ROM option SCSI cable FIGURE 9 4 Removing the CD ROM Drive Chapter 9 Storage Devices 9 5 9 22 Replacing the CD ROM Drive Remove the replacement CD ROM drive from its antistatic bag All necessary brackets and grommets are installed on the CD ROM drive when it is shipped to you Make sure that 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 Parity ID select Prevent Allow 421 Test a Term power i HB Pan oooooo0oo0o00000000000000000 oc0oo0oo ono oo 00 000000000000000000000000 SS FIGURE 9 5 Jumper Sett
48. URE 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 on page 2 5 Test failure messages are displayed on the system monitor or console whether or not the 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 3 2 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 oo 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 a You press and hold the Stop d keys while you turn on the power 3 4 SPARCstation 4 Model 110 Service Manual July 1996 m You set the diag switch NVRAM parameter t
49. ac 0 5 A 200 240 Vac AC Operating Range 87 264 Vrms 47 63 Hz Maximum VA Rating 100 VA Maximum Power Consumption 99 Watts Maximum Heat Output 337 0 BTU hr 1 Maximum input current with accessory outlet is 6A 2 Maximum power consumption with monitor connected to accessory outlet is 249 Watts A 2 SPARCstation 4 Model 110 Service Manual July 1996 A 3 Environmental Requirements TABLE A 4 lists the environmental requirements for both operating and non operating environments TABLE A 4 Environmental Requirements Operating Environment Temperature range Humidity Altitude Range Vibration Shock Non Operating Environment 0 C to 40 C 32 F to 104 F at 20 70 Relative Humidity RH noncondensing IEC 68 2 1 68 2 2 5 to 95 RH noncondensing IEC 68 2 2 68 2 3 0 to 3000 meters 0 to 9840 feet 10 C to 40 C 50 F to 104 F IEC 68 2 40 68 2 41 0 1 gravity g peak 5 500 Hz 3 perpendicular axes IEC 68 2 6 5 g peak 11 milliseconds half sine pulse IEC 68 2 27 Altitude Temperature Range Humidity Vibration Shock 0 to 12 000 meters 0 to 39 360 feet 0 C to 10 C 32 F to 50 F IEC 68 2 40 68 2 41 40 C to 75 C 40 F to 167 F at 20 70 RH noncondensing IEC 68 2 1 68 2 2 95 RH noncondensing IEC 68 2 2 68 2 3 0 5 g peak 5 500 Hz 3 perpendicular axes IEC 68 2 6 30 g peak 11 milliseconds half sine pulse IEC 68 2
50. act 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 if auto boot is set to true a Suppress the boot sequence and enter the FORTH Monitor ok prompt if auto boot is set to false m Continually cycle through the OpenBoot 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 TABLE 2 1 lists NVRAM parameters and explains their effect on the power up sequence For more detailed information ab
51. an one SCSI peripheral is assigned the same SCSI address To determine if the built in SCSI controller is defective See probe scsi To determine if a SCSI host adapter controller is defective To power off the system with a Sun Type 5 keyboard 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 SPARCstation 4 Model 110 Service Manual July 1996 You can also choose to access the FORTH Monitor by halting the system For information about how to access the FORTH Monitor see Appendix D For extensive information about tests you can run from the FORTH Monitor see OpenBoot Command Reference Zed SunDiag System Exerciser 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
52. an result in permanent damage to your system Disconnect the speaker LED cable from the rear of the speaker Use needlenose pliers to remove the two fast on connectors The power LED cable is located at the shrink wrapped end of the speaker LED assembly 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 3 Chapter 8 Major Subassemblies 8 5 Power LED Metal cable clips on chassis floor CD ROM SCSI cable Card guide cable clips DC power harness lt y Speaker LED cable connector FIGURE 8 3 Power LED and Speaker LED Board Cable Connectors 8 Remove the speaker LED cable from the system chassis O22 Replacing the Speaker LED Cable 1 Position the replacement speaker LED cable so that the power LED contacts the LED light pipe Then press the cable between the LED tabs to secure it in place See FIGURE 8 4 8 6 SPARCstation 4 Model 110 Service Manual July 1996 Press LED cable between tabs to secure it in place LED light pipe FIGURE 8 4 Positioning the LED Cable Route the speaker LED cable behind the diskette drive bracket and through the metal cable clips See FIGURE 8 3 Reconnect the speaker cable connections Use needlenose pliers t
53. ance 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 watch tpe to monitor the 1OBASET TPE connection or watch aui to monitor the 10OBASE5 thick Ethernet connection Appendix D FORTH Diagnostics D 5 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 X 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 watch net a11 will start by monitoring Ethernet transmissions detected by that card When you interrupt the test on that interface by pressing any key watch 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 1le 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
54. and attach a wrist strap See Chapter 7 3 If the CD ROM drive is not installed remove the CD ROM filler panel as shown in FIGURE 9 8 If the CD ROM drive is installed remove it See Section 9 2 1 Removing the CD ROM Drive on page 9 5 if you need to remove the CD ROM drive 9 8 SPARCstation 4 Model 110 Service Manual July 1996 Push tabs inward and pull panel out FIGURE 9 8 Removing the CD ROM Filler Panel Remove the diskette drive filler panel if present in the same way as you remove the CD ROM filler panel as shown in FIGURE 9 8 If the diskette drive is installed push the diskette drive toward the center of the chassis to disengage it Do not push on the drive s front bezel You may need to use a screwdriver for leverage Use the screwdriver to push on the drive grommets as shown in FIGURE 9 9 Chapter9 Storage Devices 9 9 9 10 FIGURE 9 9 Disengaging the Diskette Drive 5 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 SPARCstation 4 Model 110 Service Manual July 1996 9 3 2 FIGURE 9 10 Removing the Diskette Drive Lift the diskette drive out of the chassis and place it on an antistatic mat Replacing the Diskette Drive Remove the new diskette drive and its related parts from the antistatic bag and place them on an antistatic surface
55. ata 5 48 Control data 15 Ground 32 Data 6 49 Request 16 Ground 33 Data 7 50 Direction 17 Ground 34 Parity 1 All signals are active low B 2 Parallel Port Connector B 2 1300000000000001 2500000000000014 FIGURE B 2 Parallel Port Connector TABLE B 2 Pinout for Parallel Port Connector Pin Description Pin Description 1 Strobe_out_l 14 Auto_feed_out_l 2 Data 0 15 Errpr_in_l 3 Data 1 16 Init_out_l 4 Data 2 17 Select_in_l SPARCstation 4 Model 110 Service Manual July 1996 TABLE B 2 Pinout for Parallel Port Connector Continued Pin Description Pin Description 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 B 3 Attachment Unit Interface AUI Connector 8000000001 1500000009 FIGURE B 3 Attachment Unit Interface AUI Connector TABLE B 3 Pinout for Attachment Unit Interface AUI Connector Pin Description Pin Description 1 N C 9 Collision 2 Collision 10 Transmit 3 Transmit 11 N C 4 N C 12 Receive 5 Receive 13 Power 6 Ground 14 N C 7 N C 15 N C 8 N C Appendix B Input Output Connectors and Ports B 3 B 4 Twisted Pair Ethernet Connector FIGURE B 4 Twisted Pair Ethernet Connector TABLE B 4 Pinout for Twisted Pair Ethernet Connector Pin Description Pin Description 1 Transmit Data 5 N C 2 Transmit Data
56. ation 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 the 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 System unit 2 Monitor 3 External drive units if you have any Chapter6 Power On and Off 6 3 gt Sek Powering On the System Caution Before turning on power to your system be sure to close the system unit It is not safe to operate your SPARC system 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 system If your system uses external drive units
57. ay 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 on page 4 7 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 systems 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 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 G Oo ROM Rev X XY XX MB memory installed Serial XXX S Ethernet address X X YY Z A BB Host ID XXXXXXXX FIG
58. ction 11 4 1 Removing the VSIMM on page 11 20 7 Remove the NVRAM See Section 11 6 1 Removing the NVRAM Chip on page 11 30 8 Unplug the DC power SCSI data diskette data and speaker LED cables if present from the system board See FIGURE 11 27 SCSI data monn Diskette data connector Speaker LED cable DC power harness Diskette data cable DC power gne Speaker LED connector FIGURE 11 27 System Board Cable Connections 9 Loosen the two captive Phillips screws that secure the system board to the rear of the chassis Chapter 11 System Board and Component Replacement 11 25 AIO ae T ay If co a l eoo l es Loosen captive screw Loosen captive screw FIGURE 11 28 System Board Captive Screws 10 Pull the board out of the back of the chassis until it clears the plastic card guide 11 Place the board on an antistatic surface Card guide System board FIGURE 11 29 Removing the System Board 11 5 2 Replacing the System Board The serial port jumpers are preset for RS423 mode See Section 11 5 3 Setting Jumpers on page 11 29 if you need to change the jumpers on the
59. d If the new SBus card has an adapter bracket with tabs unscrew the retaining screws and discard the adapter bracket before installing the card Push back the two upper card retainers on the SBus connector See FIGURE 11 6 Holding the card at an angle to the rear panel insert the card backplate beneath the two tabs at the top of the SBus opening See FIGURE 11 6 Align the SBus card connector with its corresponding connector on the main logic board Push down evenly on both corners of the card to join the two connectors Chapter 11 System Board and Component Replacement 11 5 Insert card behind these two tabs Connector Push back card retainers FIGURE 11 6 Inserting the SBus Card Caution Align the connectors carefully and push down evenly on both corners of the card to avoid damaging the connector pins 6 Push the card retainers forward to secure the SBus card 7 Detach the wrist strap and replace the cover See Chapter 7 11 6 SPARCstation 4 Model 110 Service Manual July 1996 Push retainers forward FIGURE 11 7 Securing the SBus Card 8 Power on the system See Section 6 2 Powering On the System on page 6 4 11 2 Audio Module The SPARCstation 4 Audio Module plugs in to the Audio Module connector as shown in FIGURE 11 8 Audio Module ae connector
60. d out of the chassis See FIGURE 9 2 Place the drive on an antistatic surface 9 2 SPARCstation 4 Model 110 Service Manual July 1996 912 FIGURE 9 2 Removing the Hard Disk Drive Replacing the Hard Disk Drive Note No jumper settings are required for the hard drive The SCSI ID and termination are provided by the system board Remove the replacement drive from its antistatic shipping bag Release the handle latch near the rear of the drive and lift the handle until it is in the vertical position 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 drive bracket See FIGURE 9 3 Make sure that the drive is properly seated in the drive bracket side rail mounting slots Connect the disk drive SCSI cable to the rear of the drive and to the system board disk drive connector Chapter9 Storage Devices 9 3 5 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 not force the handle If the handle does not move easily into the latched position remove the drive and try again SCSI connector Drive bracket side rails FIGURE 9 3 Replacing the Disk Drive 6 Detach the wrist strap and replace the cover See Chapter 7 7 Power on the system See
61. d self test The four LEDs on the keyboard should flash on once and the message Keyboard Present is displayed The drive must be spinning before this test is executed or the test will fail Enter a boot lt disk alias gt command to cause the drive to spin up 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 Disk drive does not function properly See description Tests serial ports See description test memory test all 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 None Set the diag switch NVRAM parameter to true See description When a device driven by an SBus card is not functioning properly watch clock watch net watch aui 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 LOBASE5 Thicknet on the Ethernet cable s connected to the system None Connect the system to the network via the desired Ethernet port Connect the system to the network via the desired Ethern
62. del 110 Service Manual July 1996 Insert small flat blade screwdriver into slots on underside of chassis Push up on tabs to disengage U speaker cover FIGURE 8 5 Removing the Speaker Cover Use the screwdriver to deflect the third tab behind the top corner of the speaker cover and remove the speaker cover Caution Use care when working near or handling the speaker to avoid damaging the speaker surface Do not touch the diaphragm with tools or your fingers Grasp the speaker by the metal edges only Use a Phillips screwdriver to remove the two screws that secure the speaker to the system chassis See FIGURE 8 6 Save the screws for installing the replacement speaker Chapter 8 Major Subassemblies 8 9 FIGURE 8 6 Removing the Speaker 9 Unplug the speaker LED cable from the system board See FIGURE 8 3 disconnecting the cable from the speaker Failure to first disconnect the speaker h Caution Disconnect the speaker LED cable from the system board before LED cable from the system board can result in permanent damage to your system 10 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 11 Set the speaker aside 8 10 SPARCstation 4 Model 110 Service Manual July 1996 8 3 2 Speaker Rear View gt S Cre O O Small fast on connector f Large fast
63. ding 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 the ok prompt Enter reset at the ok prompt When you see the system banner press Stop a to access the FORTH Monitor Enter help diag at the ok prompt to get a list of tests that comprise the FORTH Diagnostics Enter the name of the test you wish to execute SPARCstation 4 Model 110 Service Manual July 1996 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 5 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 meth
64. e 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 SPARCstation 4 systems have a 50 watt power supply with an unswitched AC accessory outlet SPARCserver 4 systems have a 150 watt power supply with a switched AC accessory outlet Removing the Power Supply Caution To avoid personal injury or damage to the system board or components press the Standby side of the AC power switch before disconnecting the external power cord from the rear panel 8 1 8 2 Shut down and power off the system See Section 6 1 Powering Off the System on page 6 1 Disconnect the external power cord from the rear panel of the system unit and from the wall outlet Remove the cover See Section 7 1 Removing the Cover on page 7 1 Attach a wrist strap and secure it to the upper flat edge of the rear panel See FIGURE 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 On the rear panel loosen the captive screw securing the power supply
65. e an Audio Module and a 1 Mbyte video SIMM VSIMM s Yy S FIGURE 1 1 Basic SPARCstation 4 System 1 1 1 Subassemblies Boards and Components The SPARCstation 4 system unit accommodates the following subassemblies boards and components System board DSIMMs up to 5 One VSIMM Audio Module card One SBus card One hard disk drive 3 5 inch 88 0 mm single connector CD ROM drive Diskette drive 3 5 inch Power supply 50 or 150 watt with 2 fans 1 1 2 Interior View FIGURE 1 2 shows an interior view of the major subassemblies and the system board for the SPARCstation 4 system 1 2 SPARCstation 4 Model 110 Service Manual July 1996 Diskette drive CD ROM drive bottom unit top unit DSIMMs Hard drive Power 0 supply _ See LJ N Audio e SBus slot Module connector VSIMM NVRAM PROM FIGURE 1 2 Interior View of SPARCstation 4 System 1 1 3 Rear View The rear view of the SPARCstation 4 system is shown in FIGURE 1 3 Chapter 1 Product Description 1 3 Legend 1 AC On Standby switch 7 Audio line in 13 Video 2 AC power outlet 8 Audio microphone 14 Twisted pair Ethernet 3 Lock block 9 Parallel 15 AUI Ethernet 4 Audio headphone 10 AC pow
66. e system See Section 6 2 Powering On the System on page 6 4 9 12 SPARCstation 4 Model 110 Service Manual July 1996 9 4 CD ROM SCSI Cable 9 4 1 Removing the CD ROM SCSI Cable 1 Shut down and power off the system See Section 6 1 Powering Off the System on page 6 1 2 Detach all external cables from the rear panel except the power cord 3 Remove the cover and attach a wrist strap See Chapter 7 4 Unplug the SCSI data connector P1 from the system board Metal cable clips CD ROM m SCSI cable SCSI data connector FIGURE 9 12 System Board Cable Connections 5 Remove the CD ROM drive See Section 9 2 1 Removing the CD ROM Drive on page 9 5 6 Free the CD ROM SCSI cable and carefully remove it from the chassis See FIGURE 9 12 Chapter9 Storage Devices 9 13 9 4 2 Replacing the CD ROM SCSI Cable The internal SCSI cable is a two connector cable with connectors labeled P1 and P3 When properly installed the P1 cable of the assembly is connected to the system board and the P3 connector to the CD ROM drive if installed 1 Reconnect the SCSI cable connector labeled P1 to the system board See FIGURE 9 13 Metal cable clips on chassis floor
67. ed the CD ROM audio cable beneath the metal shield and connect it to its matching Audio Module connector See FIGURE 9 18 The connectors are keyed to install in one way only 2 Secure the audio cable in the retaining hooks on the card guide Center the taped part of the cable between the retaining hooks 3 Press the audio cable into the slot on the side of the Audio Module 9 20 SPARCstation 4 Model 110 Service Manual July 1996 Retaining hooks Cable slot Taped cable section Metal 7 Audio cable connector shield FIGURE 9 18 Pressing the Audio Cable Into the Cable Slot 4 Feed the Audio Module cable around the corner post of the card guide Chapter9 Storage Devices 9 21 Corner post FIGURE 9 19 Routing the Audio Cable Around the Corner Post 5 If you have a CD ROM drive go to Step 1 Otherwise secure the audio cable under the card guide 9 22 SPARCstation 4 Model 110 Service Manual July 1996 Card guide tab Secure cable beneath the guide tab FIGURE 9 20 Securing the Audio Cable If you have a CD ROM drive connect the audio cable to the CD ROM drive audio cable connector CD ROM audio cable connector rm oooo0o00000000000000000000 ooa HA p F0000000000000000000000 OO000 oo FIGURE 9 21 CD ROM Audio Cable Connector Chapter 9 Storage Devices 9 23 7 Reconnect the diskette drive S
68. em Board Test 4 5 4 3 Disk Drive Errors 4 6 4 3 1 Verifying the Built In SCSI Controller 4 6 4 4 Determining Faulty DSIMM Locations 4 7 5 Safety and Tools Requirements 5 1 5 1 Safety Requirements 5 1 5 2 Symbols 5 2 5 3 System Precautions 5 3 5 4 Tools Required 5 3 5 5 Electrostatic Discharge ESD Precautions 5 4 6 Power On and Off 6 1 6 1 Powering Off the System 6 1 6 1 1 When the System Is Working Normally 6 1 6 1 2 When the System Does Not Respond Normally 6 2 6 2 Powering On the System 6 4 7 Internal Access 7 1 7 1 Removing the Cover 7 1 7 2 Attaching the Wrist Strap 7 3 iv SPARCstation 4 Model 110 Service Manual July 1996 7 3 Replacing the Cover 7 4 Major Subassemblies 8 1 8 1 8 2 8 3 Power Supply 8 1 8 1 1 Removing the Power Supply 8 1 8 1 2 Replacing the Power Supply 8 3 Speaker LED Cable 8 5 8 2 1 Removing the Speaker LED Cable 8 5 8 2 2 Replacing the Speaker LED Cable 8 6 Internal Speaker 8 8 8 3 1 Removing the Internal Speaker 8 8 8 3 2 Replacing the Internal Speaker 8 11 Storage Devices 9 1 9 1 9 2 9 3 9 4 9 5 9 6 Hard Disk Drive 9 1 9 1 1 Removing the Hard Disk Drive 9 2 9 1 2 Replacing the Hard Disk Drive 9 3 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 Diskette Drive 9 7 9 3 1 Removing the Diskette Drive 9 8 9 3 2 Replacing the Diskette Drive 9 11 CD ROM SCSI Cable 9 13 9 4 1 Removing the CD ROM SCSI Cable
69. ents 5 1 SBUS card 11 1 removal replacement 11 2 to 11 5 SCSI SCSI connector pinout B 1 SCSI data cable removal replacement 9 13 to 9 14 SCSI targeting conventions C 1 selftest megs parameter 2 5 2 9 serial connector pinout B 4 serial port jumpers setting 11 29 speaker 8 8 removal replacement 8 8 to 8 12 specifications environmental A 3 physical A 1 power A 2 standard features 1 1 SunDiag System Exerciser 2 11 SunMicrophone II 12 4 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 24 to 11 28 replaceable components 10 3 setting jumpers 11 29 SPARCstation 4 10 2 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 T test lt alias name gt D 3 Index 7 watch aui 2 9 watch clock 2 9 D 4 watch net 2 9 D 4 watch net all 2 10 D 4 watch tpe 2 10 wrist strap attaching 7 3 test lt device path gt D 3 W test cdrom 2 8 test disk 2 9 test disk0O 2 9 test disk1 2 9 test disk2 2 9 test disk3 2 9 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 taped 2 9 te
70. er receptacle 16 SCSI 5 Audio line out 11 Keyboard 6 SBus 12 Serial ports A B Audio ports are part of the optional Audio Module card 1 2 3 6 9 4 5 7 8 10 11 12 FIGURE 1 3 Rear View of SPARCstation 1 2 Internal Options 1 4 TABLE 1 1 lists the internal options for 13 14 15 16 4 System a SPARCstation 4 system TABLE 1 1 Internal Options SPARCstation 4 System Option Quantity Audio Module 1 SBus card 1 Hard disk drive 1 CD ROM drive 1 SPARCstation 4 Model 110 Service Manual July 1996 Comments System board provides a connection for one Audio Module for recording and playing audio System board provides one SBus slot for additional system functionality System supports one disk drive mounted on the system board See Chapter 9 for more information Internal CD ROM drive TABLE 1 1 Internal Options SPARCstation 4 System Option Quantity Comments Diskette drive 1 Internal diskette drive for diskette I O DSIMMs Up to 5 System supports up to 160 Mbytes of memory VSIMM 1 System board provides an expansion slot for a 1 Mbyte VSIMM for high resolution graphics 1280 X 1024 1 3 External Options TABLE 1 2 lists selected external small computer system interface SCSI options for the SPARCstation 4 system
71. eshoot errors displayed during the Power On Self Test POST and presents symptoms and corrective actions 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 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 board Part 6 Illustrated Parts Breakdown provides illustrations of the major replaceable parts and lists part numbers Preface xv m Part 7 Appendixes Glossary Index provides physical electrical and environmental specifications connector pinouts and signal descriptions a glossary of technical terms and an index Related Documentation The following manuals describe software troubleshooting procedures OpenBoot Command Reference OpenBoot PROM Toolkit User s Guide OpenBoot Quick Reference SunDiag User s Guide System administration manual for the computer system Operating system documentation What Typographic Changes Mean The following table describes the typographic changes used in this book TABLE P 1 Typographic Conventions Typeface or Symbol Meaning Example AaBbCc123 The name
72. et 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
73. et port Chapter 2 Troubleshooting Overview See description See description See description 2 9 Type of Test TABLE 2 4 Description Selected FORTH Diagnostic Tests Continued Preparation When to Use watch tpe watch net all probe scsi probe scsi alL power off Monitors broadcast Ethernet packets 10BASE T Twisted Pair Ethernet on the Ethernet cable s connected to the system 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 2 6 2 10 FORTH Monitor Connect the system to the network via the desired Ethernet port 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 See description 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 th
74. ey 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 4 SPARCstation 4 Model 110 Service Manual July 1996 For example ok 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 X is a bad packet Type any key to stop Your system has two types of Ethernet interfaces 1OBASET 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 L
75. f Tests pass then run the SunDiagnostic Executive to identify the problem See the SunDiag User s Guide for more information 2 4 Power On Self Test For information about the POST see Chapter 3 Chapter 2 Troubleshooting Overview 2 7 2 9 Type of Test test screen 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 your system TABLE 2 4 Description Tests the system video graphics hardware and monitor Selected FORTH Diagnostic Tests Preparation The diag switch NVRAM parameter must be set to true When to Use See description test test test floppy scsi cdrom Tests the floppy drive response to commands Tests the SCSI interface logic on the system board Performs a self test diagnostic on the CD ROM drive Insert a formatted diskette into the drive The diag switch NVRAM parameter must be set to true The CD ROM must be set to SCSI target 6 and have a CD inserted in the drive or the test will fail See description See description See description test test test 2 8 net aui net tpe net Performs an internal and an external loopback test on the AUI Thick Ethernet interface Performs an internal and an external loopback test on the twisted pair Ethernet TPE interface Performs an internal and an exter
76. he 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 1 Press the Standbyside of the system power switch 2 Loosen the captive Phillips screw in the upper right corner of the rear panel see FIGURE 7 1 3 Unscrew the Phillips 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 See FIGURE 7 2 7 2 SPARCstation 4 Model 110 Service Manual July 1996 FIGURE 7 2 Removing the Cover 5 Attach a wrist strap to your wrist and to the metal casing of the power supply See Attaching the Wrist Strap on page 3 close the system unit before turning on the power It is not safe to operate the system h Caution When you are finished servicing parts inside the system unit be sure to unit while it is open 7 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 7 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 t
77. ings for the CD ROM Drive 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 Attach the CD ROM SCSI cable labeled P2 the DC power also labeled P2 and the audio cable if present to the drive See FIGURE 9 6 9 6 SPARCstation 4 Model 110 Service Manual July 1996 Audio Module epee SCSI data cable Audio cable option FIGURE 9 6 Replacing the CD ROM Drive 5 Detach the wrist strap and replace the cover See Chapter 7 6 Power on the system See Section 6 2 Powering On the System on page 6 4 9 3 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 location of each drive The diskette drive is not a SCSI device The other drives in your system are SCSI devices such as the CD ROM drive and the hard disk drive The diskette drive connects to an 8 bit internal bus in the SPARCstation 4 system Chapter9 Storage Devices 9 7 Diskette drive BD ROM bottom drive top Hard drive 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 on page 6 1 2 Remove the cover
78. is mounts Tighten the captive screw 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 in the power supply connector to the system board See FIGURE 8 1 Remove the wrist strap first from your wrist and then from the back panel Replace the cover See Section 7 3 Replacing the Cover on page 7 4 8 4 SPARCstation 4 Model 110 Service Manual July 1996 9 Plug in the power cord to the system unit and the wall outlet 10 Power on the system See Section 6 2 Powering On the System on page 6 4 8 2 8 2 1 Speaker LED Cable The system power LED is located at one end of the speaker LED cable assembly Removing the Speaker LED Cable Shut down and power off the system See Section 6 1 Powering Off the System on page 6 1 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 on page 9 5 Remove the CD ROM SCSI cable and the DC power harness from the metal cable clips See FIGURE 8 3 Unplug the speaker LED cable from the system board See FIGURE 8 3 Caution Disconnect the speaker LED cable from the system board before disconnecting the cable from the speaker Failure to first disconnect the speaker LED cable from the system board c
79. iskette Drive on page 7 CD ROM SCSI Cable on page 13 Peripherals DC Power Harness on page 15 Diskette Data Cable on page 16 CD ROM Audio Cable on page 18 9 1 Hard Disk Drive The SPARCstation 4 system accommodates one internal 545 Mbyte or 1 05 Gbyte hard disk drive mounted in the on board disk drive bracket A specially designed handle fastened to the drive speeds drive removal and installation Both types of drive connect via a SCSI ribbon cable to a SCSI data connector on the system board see FIGURE 10 1 on page 10 2 The SCSI is terminated on the system board Note Do not remove the handle from the hard drive It is part of the customer replaceable unit CRU FIGURE 9 1 shows the location of the hard drive 9 1 9 1 1 CD ROM drive top Diskette drive bottom Hard drive FIGURE 9 1 Drive Locations Removing the Hard Disk Drive Shut down and power off the system See Section 6 1 Powering Off the System on page 6 1 Remove the cover and attach a wrist strap See Chapter 7 To release the disk drive handle press the plastic latch located at the end of the drive Lift the drive handle to its vertical position When lifted the drive handle acts as a lever to disengage the drive from its bracket Disconnect the disk drive SCSI cable from the connector at the rear of the drive Grasp the drive bracket handle and lift the drive straight up an
80. k 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 2 6 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 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 Reference Once the operating system is running you can invoke the SunDiag System Exerciser if further diagnostic testing is warranted Refer to Section 2 7 SunDiag System Exerciser on page 2 11 for additional information To boot user specified programs 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 4 Model
81. lding the DSIMM by its edges remove it from the slot and place it on an antistatic surface 11 18 SPARCstation 4 Model 110 Service Manual July 1996 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 in which the DSIMM is packed makes a good antistatic surface 2 Choose any available DSIMM slot and unlock press down the ejector levers at both ends of the connector 3 Align the DSIMM with the slot See FIGURE 11 21 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 Note The slot 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 21 Orienting the DSIMM 4 Place your thumbs as shown in FIGURE 11 22 and push the DSIMM firmly into its connector 5 To lock the DSIMM in place push both ejector levers into the upright position Chapter 11 System Board and Component Replacement 11 19 Push the DSIMM firmly into its connector FIGURE 11 22 Installing the DSIMM 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 on page 6 4 8 Watch for the system banner
82. lled only one way Push the NVRAM chip into the carrier until it sits tightly in the socket Reinstall the Audio Module if applicable See Section 11 2 2 Replacing the Audio Module on page 11 11 Reinstall the SBus card if applicable See Section 11 1 2 Replacing the SBus Card on page 11 5 Detach the wrist strap and replace the cover See Chapter 7 Chapter 11 System Board and Component Replacement 11 31 7 Power on the system See Section 6 2 Powering On the System on page 6 4 11 32 SPARCstation 4 Model 110 Service Manual July 1996 CHAPTER 12 Illustrated Parts Breakdown This chapter provides an illustrated parts breakdown IPB of the major parts that comprise the SPARCstation 4 system and a list of customer replaceable units CRUs and their part numbers a Illustrations of Selected CRUs on page 1 m Replacement Parts List on page 4 12 1 Illustrations of Selected CRUs FIGURE 12 1 through FIGURE 12 4 illustrate selected CRUs for the SPARCstation 4 system 12 1 Diskette drive bottom gt a 2 wn D fo oO a System board DSIMMs Hard disk drive FIGURE 12 1 Selected CRUs System Unit e July 1996 SPARCstation 4 Model 110 Service Manual 12 2 AC power cord Sx Twisted pair Ethernet cable E 4 lt 13W3 video cable
83. mer replaceable units CRUs you will need the following tools and materials Chapter5 Safety and Tools Requirements 5 3 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 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 a Hold the system board SBus cards DSIMMs or system components only by the edges a 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 an oscilloscope or VOM volt ohmmeter probe on the components The soldered pins are easily damaged or shorted by the probe point m Transport boards cards or modules in an antistatic bag m Always wear an antistatic wrist strap connected to a metal surface on the chassis when working on system components and parts SPARCstation 4 Model 110 Service Manual July 1996 CHAPTER 6 Power O
84. n and Off This chapter explains steps to perform before removing a customer replaceable unit CRU m Powering Off the System on page 1 m Powering On the System on page 4 6 1 6 1 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 Caution When the operating system or any other standalone program has already booted do not use the Stop a keys to halt the system Using the Stop a keys to abort program execution can damage data files When the System Is Working Normally To halt your system when it is working normally 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 6 1 6 1 2 2 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
85. nal loopback test on the auto selected system Ethernet interface A cable must be connected to the system AUI Ethernet port and to an Ethernet tap or the test will fail the external loopback phase A cable must be connected to the system TPE port and to a TPE hub or the test will fail the external 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 A cable must be attached to the system and to an Ethernet tap or hub or the external loopback test will fail SPARCstation 4 Model 110 Service Manual July 1996 See description See description See description Type of Test TABLE 2 4 Description Selected FORTH Diagnostic Tests Continued Preparation When to Use test test test test test Lest test test test test test disk disk0O diskl disk2 disk3 tape taped tapel ttya ttyb keyboard Tests internal or external SCSI disks that have a self diagnostic program contained in the drive controller disk0 SCSI address 0 disk1 SCSI address 1 disk2 SCSI address 2 disk and disk3 SCSI address 3 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 pattern on the system serial ports ttya serial port A ttyb serial port B Executes the keyboar
86. o reconnect the two speaker fast on connectors Route the speaker LED cable under the card guide cable clips See FIGURE 8 3 Reconnect the speaker LED cable to its connector on the system board See FIGURE 8 3 Thread the CD ROM SCSI cable and the DC power harness inside the metal cable clips See FIGURE 8 3 Reinstall the CD ROM drive See Section 9 2 2 Replacing the CD ROM Drive on page 9 6 Detach the wrist strap and replace the cover See Chapter 7 Chapter 8 Major Subassemblies 8 7 9 Power on the system See Section 6 2 Powering On the System on page 6 4 8 3 8 3 1 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 on page 6 1 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 Step 1 for the second slot 8 8 SPARCstation 4 Mo
87. o true in the OpenBoot PROM m 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 display error conditions See Section 3 7 Status Lights LEDs and Indicators on page 3 8 3 4 3 4 1 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 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 system being tested The tip method is recommended because it lets you use SunOS windowing and
88. od test memory test all memory if diag switch is true otherwise test memory specified by selftest meg 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 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 D FORTH Diagnostics D 3 D 1 2 D 1 3 D 1 4 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 k
89. ogram or enter the FORTH Toolkit A video display unit that is part of the SPARCstation 4 system It is not synonymous with terminal Memory management unit Nonvolatile RAM 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 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 SPARCstation 4 Model 110 Service Manual July 1996 SIA SIMM SunDiag System Exerciser system Monitor terminal TOD TPE UART VRAM VSIMM Serial interface adapter Single in line memory module 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 video display device and keyboard that is used to t
90. on connector FIGURE 8 7 Speaker Connections 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 Pull the speaker end of the speaker LED cable through the speaker opening in the chassis wall Unpack the replacement speaker 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 Install the speaker within the opening on the left front of the system chassis and secure it with the two screws removed earlier See FIGURE 8 6 Chapter 8 Major Subassemblies 8 11 5 Replace the snap on corner speaker cover Firmly press all three tab areas to ensure that the tabs snap securely into the chassis slots 6 Reconnect the speaker LED cable to the system board See FIGURE 8 3 7 Detach the wrist strap and replace the cover See Chapter 7 8 Power on the system See Section 6 2 Powering On the System on page 6 4 8 12 SPARCstation 4 Model 110 Service Manual July 1996 CHAPTER 9 Storage Devices This chapter includes information about how to remove and replace the system s internal storage devices and related cables Hard Disk Drive on page 1 CD ROM Drive on page 5 D
91. op of the power supply See FIGURE 7 3 Make sure that the strap makes good contact with the metal casing of the power supply avoid the labels on top of the supply To 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 that the hinge hooks remain inside their respective slots See FIGURE 7 4 7 4 SPARCstation 4 Model 110 Service Manual July 1996 Guide cover hinge hooks into corresponding slots at front of system chassis FIGURE 7 4 Replacing the Cover 3 Replace the lock block on the rear panel Tighten the Phillips screw that secures the lock block to the cover See FIGURE 7 5 4 Tighten the captive Phillips screw in the upper right corner of the rear panel See FIGURE 7 5 Caution Do not use a power driver to tighten captive screws Do not overtighten captive screws Chapter 7 Internal Access 7 5 ing the System Unit Cover FIGURE 7 5 Secur vice Manual July 1996 7 6 SPARCstation 4 Model 110 Ser CHAPTER 8 Major Subassemblies This chapter describes how to remove and replace the system unit s major subassemblies m Power Supply on page 1 a Speaker LED Cable on page 5 a Internal Speaker on page 8 8 1 8 1 1 Power Supply Caution When the system power switch is in th
92. 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 3 5 2 At the other Sun workstation add the following lines to the file etc remote hardwire dv dev ttya br 9600 el C S Q U D ie 0e D 3 In a Shell 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 Tests POST Runs MMU Context Table Reg Test J 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
93. or External SCSI Connector B 1 Pinout for Parallel Port Connector B 2 Tables xiii xiv TABLE B 3 TABLE B 4 TABLE B 5 TABLE B 6 TABLE B 7 TABLE B 8 TABLE B 9 TABLE B 10 TABLE C 1 TABLE C 2 Pinout for Attachment Unit Interface AUI Connector B 3 Pinout for Twisted Pair Ethernet Connector B 4 Pinout for Combined Serial Connector Ports A and B B 4 Pinout for Keyboard Mouse Connector B 5 Signals for the Audio Module Ports B 6 Audio Module Inputs and Outputs B 8 Internal Monaural Speaker Specifications B 8 13W3 Video Connector Pin Assignments B 9 SCSI Targeting Solaris 1 x SunOS 4 x Operating Systems C 1 SCSI Targeting Solaris 2 x SunOS 5 x Operating Systems C 2 SPARCstation 4 Model 110 Service Manual July 1996 Preface This service manual describes how to troubleshoot problems and replace parts in the SPARCstation 4 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 standard features internal options and external options Part 2 Troubleshooting provides a troubleshooting overview describes how to run and troubl
94. oser to the system back panel See FIGURE 11 8 4 Push down slowly and evenly until the Audio Module is connected to the system board 11 12 SPARCstation 4 Model 110 Service Manual July 1996 Insert tab into central slot FIGURE 11 14 Inserting the Audio Module Lock the module in place Push both lower card retainers into the upright position Push module down Lock module in place FIGURE 11 15 Securing the Audio Module Chapter 11 System Board and Component Replacement 11 13 6 Feed the CD ROM audio cable beneath the metal shield and connect it to its matching connector on the Audio Module The connectors are keyed to install in one way only Audio cable Audio cable connector Metal shield FIGURE 11 16 Connecting the CD ROM Audio Cable 7 Secure the audio cable in the retaining hooks on the card guide Center the taped part of the cable between the retaining hooks 8 Press the audio cable into the slot on the side of the Audio Module 11 14 SPARCstation 4 Model 110 Service Manual July 1996 Retaining hooks Taped cable section Cable slot FIGURE 11 17 Pressing the Audio Cable Into the Cable Slot 9 Ensure that the cable is routed around the corner post of the card guide Chapter 11 System Board and Component Replacement 11 15 Corner post FIGURE 11 18 Routing the Audio Cable Around the Corner Post 10 If you removed an SBus card earlier replace it now See Sec
95. out NVRAM parameters see the OpenBoot Command Reference SPARCstation 4 Model 110 Service Manual July 1996 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 selftest megs Default 1 diag switch Default false auto boot Default true Description This parameter determines how many megabytes of 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 When set to true this parameter forces the system to test 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 serial port A 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 If auto boot is set to true and diag switch is set to 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 o
96. parameters diag switch false auto boot true and boot dev disk see TABLE 2 1 on page 2 5 The SCSI controller may be defective See Section 4 3 1 Verifying the Built In SCSI Controller on page 4 6 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 on page 4 2 TABLE 4 1 Problem Troubleshooting Tips Action Slow disk drive response Read write or parity error reported by the operating system or applications Power on does not succeed LEDs on keyboard do not light and there is no tone from the keyboard when you turn on the system power Power on does not succeed The system fails to initialize but the LEDs on the keyboard light and there is a tone from the keyboard 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 Verify that the cable connections to the disk drive are fully seated Replace the disk drive indicated by the failure message Solaris 1 x operating systems identify the in
97. s 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 Scroll Lock Num Lock LED LED Caps Lock LED Caps Lock LED Compose UNIX keyboard U S keyboard LED FIGURE 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 3 2 SPARCstation 4 Model 110 Service Manual July 1996 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 m
98. s of commands files Edit your login file and directories on screen Use ls a to list all files computer output machine_name S You have mail AaBbCc123 What you type contrasted with achine_name 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 Read Chapter 6 in User s Guide These terms or words to be are called class options emphasized You must be root to do this xvi SPARCstation 4 Model 110 Service Manual July 1996 Shell Prompts in Command Examples The following table shows the default system prompt and superuser prompt for the C shell Bourne shell and Korn shell TABLE P 2 Shell Prompts Shell Prompt C shell prompt machine_name C shell superuser prompt machine_name Bourne shell and Korn shell E prompt Bourne shell and Korn shell superuser prompt Ordering Sun Documents The SunDocs Order Desk is a distribution center for Sun Microsystems technical documents You can use major credit cards and company purchase orders You can order documents in the following ways TABLE P 3 Ordering Sun Documents Country Telephone Fax United States 1 800 873 7869 1 800 944 0661 United Kingdom 0 800 89 88 88 0 800 89 88 87 France 05 90 61 57 05 90 61 58 Belgium 02 720 09 09 02 725 88 5 Luxembourg 32 2 720 09 09 32 2 725 88 5 Germany 01 30 81 61 91 01 30 81 61 92 The Ne
99. sor more rapidly than could main memory Customer replaceable unit Direct memory access Dynamic random access memory 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 Glossary 1 FORTH FORTH Toolkit frame buffer board T O LED MBus module Monitor 1 Monitor 2 MMU NVRAM On Board Diagnostics Pok POST PROM RAM ROM SBus card SCC SCSI Glossary 2 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 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 Light emitting diode A printed circuit board installed in an MBus slot of the system unit that contains 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 pr
100. st tapel 2 9 test ttya 2 9 test ttyb 2 9 test all 2 9 D 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 3 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 9 video output none 4 2 voltage checkpoints 4 3 VSIMM 11 20 removal replacement 11 20 to 11 22 Index 8 SPARCstation 4 Model 110 Service Manual July 1996
101. stem SCSI termination takes place on the system board when the internal disk is present When assigning SCSI targets to external devices make sure that none of the external targets conflict with the target automatically assigned to the internal disk drive 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 On board disk SCSI target automatically assigned if present 3 Internal CD ROM drive SCSI target factory configured 6 External disk drives 0 1 2 External tape drives 4 5 External CD ROM drive 6 C 1 Do not assign target 3 or 6 to an external device if it is automatically assigned to an internal device TABLE C 2 SCSI Targeting Solaris 2 x SunOS 5 x Operating Systems SCSI Device SCSI Target On board disk SCSI target automatically assigned if present 3 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 Do not assign target 3 or 6 to an external device if it is automatically assigned to an internal device C 2 SPARCstation 4 Model 110 Service Manual July 1996 APPENDIX D FORTH Diagnostics This appendix explains FORTH Diagnostic tests The following topics and tests are described Running the FORTH Diagnostics
102. system board to RS232 1 Install the new system board See FIGURE 11 30 11 26 SPARCstation 4 Model 110 Service Manual July 1996 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 inserted Card guide System board FIGURE 11 30 Installing the System Board 2 Tighten the two captive Phillips screws that secure the board to the rear of the chassis Do not overtighten these screws Chapter 11 System Board and Component Replacement 11 27 AIO ae SS SF SF Ee SS SSS Tighten captive screw Tighten captive screw FIGURE 11 31 System Board Captive Screws 3 Reconnect the DC power SCSI data diskette data and the speaker LED cables if present to the system board See FIGURE 11 27 4 Take the following components that you removed from the defective system board and install them on the new system board in the following order a NVRAM See Section 11 6 2 Replacing the NVRAM Chip on page 11 31 b DSIMMs See Section 11 3 2 Replacing a DSIMM on page 11 19 c VSIMM See Section 11 4 2 Replacing the VSIMM on page 11 22 d
103. t sink on the microSPARC II chip The heat sink can be hot enough to cause personal injury gt gt gt gt Caution This equipment contains lethal voltages Accidental contact can result in serious injury or death Caution Physical danger due to a nonelectrical 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 vl W gt 5 4 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 and have been certified as required by local and national laws are considered qualified Caution Before you begin carefully read each of the procedures in this manual If you have not performed similar operations on comparable equipment do not attempt to perform these procedures Tools Required To remove and replace custo
104. tachment Unit Interface AUI Connector B 3 Twisted Pair Ethernet Connector B 4 Serial Connector B 4 Keyboard Mouse Connector B 5 Audio Module Connectors B 6 Headphone Connector B 6 Audio Line out Connector B 7 Audio Line in Connector B 7 Microphone Connector B 7 13W3 Video Connector B 9 xii SPARCstation 4 Model 110 Service Manual July 1996 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 A 4 TABLE B 1 TABLE B 2 Tables Internal Options SPARCstation 4 System 1 4 External Options 1 5 NVRAM Parameters Used During POST and Boot Sequence 2 5 Summary of Autoboot and Diagnostic Switch Parameter Settings 2 6 Diagnostic Tools 2 7 Selected FORTH Diagnostic Tests 2 8 Interpreting the Keyboard Diagnostic LEDs 3 3 Troubleshooting Tips 4 1 Power Supply Connector Pin Assignments 4 4 Troubleshooting Disk Drive Errors 4 6 Physical Memory Address Ranges for SPARCstation 4 System 4 8 Safety Precautions 5 2 Part Number List Customer Replaceable Units 12 4 Part Number List Miscellaneous Items 12 5 Physical Specifications SPARCstation 4 System A 1 Input Power Requirements and Power Dissipation SPARCstation 4 System A 2 Input Power Requirements and Power Dissipation SPARCserver 4 System A 2 Environmental Requirements A 3 Pinout Signals f
105. tem Note The SPARCstation 4 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 4 system Appendix B Input Output Connectors and Ports B 7 B 7 5 Audio Specifications TABLE B 8 lists the SPARCstation 4 Audio Module stereo connections and their specifications and TABLE B 9 lists the internal speaker specifications TABLE B 8 Audio Module Inputs and Outputs 1 Module Stereo Inputs Outputs Specifications Line In 2 V typical 4 V maximum 5 to 50 k ohm impedance 20 Hz to Frequency Response 17 kHz 0 5dB Internal CD Input 2 Input Level 0 1 Vrms typical at 10 k ohm 2 Vpp maximum Distortion 0 01 typical at 1 kHz S N Ratio 84 dB typical IEC 179 A weighted Frequency Response 20 Hz to 17 kHz 0 5dB Microphone Input 15 mV typical 0 6 to 1 k ohm impedance 5 Vdc input bias via a 2 2 k ohm resistor Headphones Output 1 V typical 2 4 V maximum 16 W to 1 k ohm impedance Line Out 1 V typical 2 4 V maximum 5 to 50 k ohm impedance 1 These specifications assume you are using the Audio Module with the Audio Tool format setting CD ROM or DAT selected 2 The internal stereo CD connector is located on the module 3 SunMicrophone II 370 1678 specifications TABLE B 9 lists the SPARCstation 4 internal monaural speaker specifications TABLE B 9 Internal Monaural Speaker Specifications
106. ternal disk drive SCSI target ID 3 as sd0 With Solaris 2 x operating systems the drive is identified as cOt3d0 The power supply may be defective See Section 4 2 1 Power Supply Test on page 4 3 The system board may be defective See Section 4 2 2 System Board Test on page 4 5 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 could be blown 4 2 SPARCstation 4 Model 110 Service Manual July 1996 4 2 4 2 1 Power On Does Not Succeed 1 Turn off the system power switch 2 Check that the system power cord is properly connected to the system rear panel power receptacle and to the wall outlet 3 Verify with a VOM that the wall outlet is supplying AC power to the system 4 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
107. th ends of the connector Align the VSIMM with the slot See FIGURE 11 25 Hold the VSIMM by its edges and orient it so that the two notches at the bottom of the VSIMM line up with the two tabs in the VSIMM connector 11 22 SPARCstation 4 Model 110 Service Manual July 1996 Align notches with corresponding tabs in VSIMM connector FIGURE 11 25 Orienting the VSIMM Place your thumbs as shown in FIGURE 11 26 and push the VSIMM firmly into its connector To lock the VSIMM in place push both ejector levers into the upright position Chapter 11 System Board and Component Replacement 11 23 Push the VSIMM firmly into its connector FIGURE 11 26 Installing the VSIMM 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 on page 6 4 11 5 System Board 11 5 1 Removing the System Board 1 Shut down and power off the system See Section 6 1 Powering Off the System on page 6 1 2 Remove the cover and attach a wrist strap See Chapter 7 3 Remove the SBus card See Section 11 1 1 Removing the SBus Card on page 11 2 11 24 SPARCstation 4 Model 110 Service Manual July 1996 4 Remove the Audio Module if present See Section 11 2 1 Removing the Audio Module on page 11 8 5 Remove all DSIMMs See Section 11 3 1 Removing a DSIMM on page 11 17 6 Remove the VSIMM if present See Se
108. 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 8 SPARCstation 4 Model 110 Service Manual July 1996 Glossary address A RMS attachment unit interface AUD port boot boot PROM boot PROM diagnostics buffer cache CRU DMA DRAM DSIMM Ecache A location within a computer system memory Reference is usually made to an address for the purpose of retrieving or storing information Amperes root mean square RMS is often used in power measurements for electronic equipment The port on the SPARCstation 4 system unit rear panel where the AUI adapter cable is connected To load the system software into memory and start the system running 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 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 and provides that information again to the microproces
109. 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 on page 4 5 for troubleshooting information Chapter 3 Power On Self Test POST 3 9 3 10 SPARCstation 4 Model 110 Service Manual July 1996 CHAPTER 4 Troubleshooting Procedures This chapter describes how to troubleshoot SPARCstation 4 system problems Each problem is described and a set of procedures is provided as a solution to the problem a No Video Output on the System Monitor a Power On Does Not Succeed a Disk Drive Errors m Determining Faulty DSIMM Locations TABLE 4 1 describes commonly encountered problems and tips for solving them TABLE 4 1 Troubleshooting Tips Problem Action 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 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 Verify the following NVRAM
110. therlands 06 022 34 45 06 022 34 46 Sweden 020 79 57 26 020 79 57 27 Preface xvii TABLE P 3 Ordering Sun Documents Switzerland 155 19 26 155 19 27 Japan 0120 33 9096 0120 33 9097 World Wide Web http www sun com sunexpress xviii Sun Welcomes Your Comments Please use the Reader Comment Card that accompanies this document We are interested in improving our documentation and welcome your comments and suggestions If a card is not available you can email or fax your comments to us Please include the part number of your document in the subject line of your email or fax message a Email smcc docs sun com m Fax SMCC Document Feedback 1 415 786 6443 SPARCstation 4 Model 110 Service Manual July 1996 CHAPTER 1 Product Description This chapter presents a brief overview of the major components of the SPARCstation 4 system Please acquaint yourself with the overview before servicing and maintaining the hardware for these products m Standard Features on page 1 m Internal Options on page 4 a External Options on page 5 1 1 Standard Features The SPARCstation 4 system accommodates the following storage devices a 545 Mbyte single connector hard disk drive m 1 05 Gbyte single connector hard disk drive m Diskette drive m Internal CD ROM drive It also accommodates up to 160 Mbytes of memory using dynamic single in line memory modules DSIMMs Available internal options includ
111. tion 11 1 2 Replacing the SBus Card on page 11 5 11 Detach the wrist strap and replace the cover See Chapter 7 12 Power on the system See Section 6 2 Powering On the System on page 6 4 11 3 DSIMMs This section describes the procedures for removing and replacing faulty dynamic single in line memory modules DSIMMs To determine the location of a faulty DSIMM see Section 4 4 Determining Faulty DSIMM Locations on page 4 7 11 16 SPARCstation 4 Model 110 Service Manual July 1996 TLS Physically dynamic random access memory DRAM chips are grouped in single in line memory modules SIMMs that plug into DSIMM slots located on the system unit s main logic board The SPARCstation 4 system board accepts industry standard JEDEC SIMMs which are widely available from a number of different suppliers Sun Microsystems offers two different types of DSIMMs for these systems an 8 megabyte DSIMM and a 32 megabyte DSIMM SPARCstation 4 system units come equipped with a minimum of 16 megabytes of DRAM expandable to 160 megabytes using 32 megabyte DSIMMs in all five slots 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 4 system Caution A DSIMM is made of delicate electronic components that are extremely sensitive to static electricity Ordinary amounts of static from
112. to verify that the system recognizes the new memoty 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 system recognizes the new memory 11 4 VSIMM 11 4 1 Removing the VSIMM 1 Shut down and power off the system See Section 6 1 Powering Off the System on page 6 1 11 20 SPARCstation 4 Model 110 Service Manual July 1996 2 Remove the cover and attach a wrist strap See Chapter 7 3 Place an antistatic surface next to the system 4 Locate the only VSIMM slot See FIGURE 11 23 VSIMM slot Rear Panel FIGURE 11 23 VSIMM Slot Location 5 To eject the faulty VSIMM press down on the ejection levers on both sides of the VSIMM connector See FIGURE 11 24 Chapter 11 System Board and Component Replacement 11 21 11 4 2 Push down ejector levers to eject VSIMM FIGURE 11 24 Ejecting the VSIMM Holding the VSIMM by its edges remove it from the slot and place it on an antistatic surface Replacing the VSIMM Carefully remove the new VSIMM from its protective packaging and place it on an antistatic surface The bag in which the VSIMM is packed makes a good antistatic surface Find the VSIMM slot and unlock press down the ejector levers at bo
113. 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 6 4 SPARCstation 4 Model 110 Service Manual July 1996 CHAPTER 7 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 the service procedures m Removing the Cover on page 1 a Attaching the Wrist Strap on page 3 m Replacing the Cover on page 4 NN gt p 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 that the power supply wiring harness is connected to the main logic board to complete the ground Caution The surface of the microSPARC II chip may be hot and could cause personal injury if touched Avoid contacting this component Caution Before opening the system unit make sure that 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 When the system power switch is in the Standby mode and the AC power cord remains connected to a power outlet hazardous AC voltage is still present in t
114. und 10 1 gt Caution Hot surface Surfaces are hot and may cause personal injury if touched Avoid contact Caution The system board and related modules and cards have surface mount components that may break if the board is flexed To minimize the amount of board flexing observe the following precautions m 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 a Transport the board in an antistatic bag Protect yourself and the equipment by observing the safety precautions described in Chapter 5 10 3 Diskette drive connector Saha Power connector _ SBus slot _ Audio Module eee 2 connector System Board Layouts FIGURE 10 1 shows the major components on the SPARCstation 4 system board CD ROM SCSI connector DSIMMs Speaker LED connector On board hard disk SCSI connector On board disk drive NVRAM PROM VSIMM FIGURE 10 1 SPARCstation 4 System Board 10 2 SPARCstation 4 Model 110 Service Manual July 1996 10 4 Replaceable System Board Components The following system board components are replaceable DSIMMs VSIMM Audio Module SBus card NVRAM System board Chapter 11 describes how
115. utilisateurs 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 snes 4 Adobe PostScript Contents Product Description 1 1 1 1 1 2 1 3 Standard Features 1 1 1 1 1 Subassemblies Boards and Components 1 2 1 1 2 Interior View 1 2 1 1 3 Rear View 1 3 Internal Options 1 4 External Options 1 5 Troubleshooting Overview 2 1 2 1 2 2 2 3 2 4 2 5 2 6 2 7 Factory Defined Boot Mode 2 1 After Power Is Switched On 2 3 Diagnostic Tools and When to Use Them 2 7 Power On Self Test 2 7 FORTH Based PROM Diagnostics 2 8 FORTH Monitor 2 10 SunDiag System Exerciser 2 11 Power On Self Test POST 3 1 3 1 3 2 3 3 Power On Self Test POST 3 1 Normal Mode 3 4 Full Diagnostic Mode 3 4 Contents iii 3 4 Abbreviated Diagnostic Mode 3 5 3 4 1 Setting Up a tip Connection to Another System 3 5 3 5 Tests the POST Runs 3 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 4 2 4 2 Power On Does Not Succeed 4 3 4 2 1 Power Supply Test 4 3 4 2 2 Syst
116. 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 necessary ground path 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 on page 6 1 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 19 Chapter 11 System Board and Component Replacement 11 17 Slot 4 Slot 3 Slot 2 Slot 1 Slot 0 Rear Panel FIGURE 11 19 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 20 Push down ejector levers to eject VSIMM FIGURE 11 20 Ejecting the DSIMM 6 Ho
117. ype and display information A terminal may be connected to either of the serial interface ports on the back panel of the SPARCstation 4 system It is not the same thing as a monitor Time of Day clock Twisted pair Ethernet Universal asynchronous receiver transmitter Video RAM VRAM single in line memory module Glossary 3 Glossary 4 SPARCstation 4 Model 110 Service Manual July 1996 Index A access to subassemblies 7 1 antistatic precautions 5 4 10 1 wrist strap attaching 7 3 attachment unit interface See AUI audio connector pinouts B 6 Audio Module 11 7 removal replacement 11 8 to 11 11 AUI attachment unit interface connector B 3 AUI connector pinout B 3 auto boot parameter 2 4 to 2 6 2 10 3 4 B boot lt disk alias gt command 2 9 boot failure 4 1 boot dev parameter 2 5 boot file parameter 2 5 C cables illustrations 12 3 CD ROM audio cable 9 18 removal replacement 9 18 to 9 24 CD ROM drive 9 5 removal replacement 9 5 to 9 7 connector pin assignments Audio Module connectors B 6 AUI connector B 3 keyboard mouse connector B 5 parallel connector B 2 SCSI connector B 1 serial connectors B 4 twisted pair Ethernet connector B 4 video connector B 9 CPU board See system board CRU illustrations 12 1 replacement part numbers 12 4 tools for removal replacement 5 3 customer replaceable unit See CRU D DC power harness 9 15 removal replacement 9 15 to 9 16
118. ystem Specifications A 1 A 1 Physical Specifications A 1 A 2 Input Power Requirements A 2 A 3 Environmental Requirements A 3 Input Output Connectors and Ports B 1 B 1 External SCSI Connector B 1 B 2 Parallel Port Connector B 2 B 3 Attachment Unit Interface AUI Connector B 3 B 4 Twisted Pair Ethernet Connector B 4 B 5 Serial Connector Ports A and B B 4 B 6 Keyboard Mouse Connector B 5 B 7 Audio Module Ports Optional B 6 B 7 1 Headphone Connector B 6 B 7 2 Audio Line Out Connector B 7 B 7 3 Audio Line In Connector B 7 B 7 4 Microphone Connector B 7 B 7 5 Audio Specifications B 8 B 8 13W3 Video Connector B 9 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 D 1 4 watch net watch aui watch tpe and watch net all D 4 Contents vii D 1 5 probe scsi probe scsi all D 7 D 1 6 module info D 7 D 1 7 test memory D 8 D 2 Returning to the Old Style Sunmon Compatibility Mode Prompt D 8 Glossary Glossary 1 viii SPARCstation 4 Model 110 Service Manual July 1996 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 Figures Basic SPARCstation 4 System 1 2 Interior View of SPARCstation 4 System 1 3 Rear View of

SPARCstation 4 Model 110 Service Manual

Contents

Download Pdf Manuals

Related Search

Related Contents