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SPARCstation 10 Service Manual

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1. TABLE 1 1 List of Acronyms Acronyms Full Expression EPROM Erasable Programmable Read Only Memory PTC Temperature DSIMM Single Super SPARC MBus module 501 2215 Main logic board MLB 501 1733 GX f buff S rame buffer 501 1785 5 501 1672 ae a s N y B Sy a Diskette drive Power supply 370 1420 assembly 300 1081 Disk drive 0 370 1392 standard Disk drive 1 optional Chassis 540 2151 FIGURE 1 6 Exploded View of the SPARCstation 10 System MLB SPARCstation 10 Service Manual July 1993 Hard drive 0 _ lt 370 1392 Diskette drive standard 370 1420 Hard drive 1 7 Sp _ optional DC power harness 530 1 s SF Power supply assembly 300 1081 Internal disk cable 530 1847 FIGURE 1 7 Exploded View of the SPARCstation 10 System 1 1 1 SBus Cards You can add various SBus cards to the four SBus slots on the main logic board FIGURE 1 5 illustrates the SBus slots See Chapter 10 for information on how to replace SBus cards Following is a list of some of the Sun SBus cards available for the SPARCstation 10 system GX Graphics Accelerator Card This card occupies one slot This card controls the video output from the system unit and accelerates the generation of graphic images
2. c Pull the filler panel away from the rear panel Use both hands The panel releases toward the front of the system d Put the filler panel aside 2 Repeat Step 1 a through Step 1 d for each filler panel that must be removed Setting Jumpers The Main Logic Board has two types of jumpers See FIGURE 5 15 serial port jumpers m clock speed jumpers SIMM slots J0305 J0304 J0303 J0302 J0301 J0203 J0202 J0201 am Serial port jumpers Clock speed jumpers FIGURE 5 15 Jumper Locations on the MLB Serial Port Jumpers The serial port jumpers are preset from the factory in RS 423 mode The ports can be set either as RS 232 mode for users in the Federal Republic of Germany and Australia or as RS 423 mode for other users If you use your SPARCstation 10 system for connection to a public X 25 network in Europe you must configure the serial ports on your system to operate in the RS232 mode Chapter 5 Main Logic Board 5 51 5 9 1 Make sure the serial port jumpers are set correctly FIGURE 5 16 shows the correct setting for the serial port jumpers If the jumpers need to be changed use a pair of needle nose pliers to move both jumpers to the
3. S Rear FIGURE 5 38 Inserting a DSIMM Front Panel View 3 Place the insertion tool grooved surface at a 90 degree angle on the DSIMM board upper edge 4 Place the heel of each hand on each side of the insertion tool s pushing surface and press firmly with both hands on the tool until the DSIMM snaps into place See FIGURE 5 39 and FIGURE 5 40 Heel Heel FIGURE 5 39 Heel of Each Hand 5 68 SPARCstation 10 Service Manual July 1993 FIGURE 5 40 Using the Insertion Tool 5 Put the insertion tool away in a toolbox or other storage place Do not leave the tool inside the system 6 Follow the instructions in Chapter 17 to detach the wrist strap install the cover connect the expansion unit s and power on the system Chapter5 Main Logic Board 5 69 5 70 SPARCstation 10 Service Manual July 1993 CHAPTER 6 Open Boot PROM This chapter explains how to remove and install a SPARCstation 10 system Open Boot PROM 6 1 Tools Needed To remove and install the open boot PROM you need the following tools and materials Phillips screwdriver size 1 Phillips screwdriver size 2 Wrist strap Antistatic surface Card extractor Chip extractor 6 2 Removing the Open Boot PROM Power off the system and disconnect the expansion units refer to Chapter 4 Caution Printed circuit board
4. slots MBus slot 1 SBus slot 1 SBus slot 3 MBus slot 0 SBus slot 0 SBus slot 2 8 8 Rear FIGURE 5 20 Mode B Clock Speed Jumper Speed Setting 1 Jumper Board Installing the MLB Set the jumpers on the system board m Serial port m Clock speed Refer to Setting Jumpers in this chapter Orient the board over the chassis so the connectors are facing the rear of the chassis Tilt the connector side of the board and lower it under the rear of the chassis Lower the board into the chassis and slide it to the rear of the chassis The eight locating posts in the chassis should fit the eight slots on the MLB See FIGURE 5 21 5 10 5 56 SPARCstation 10 Service Manual July 1993 5 57 Main Logic Board Chapter 5 FIGURE 5 22 Connecting the Internal Cables Internal drive connector DC power connector 6 Connect the internal drive connector to the MLB J0601 See FIGURE 5 22 5 Connect the DC power to the MLB J1501 See FIGURE 5 22 FIGURE 5 21 Lowering the System Board into the Chassis Slots 8 places 7 Tighten the captive retainer screws at the rear of the chassis See FIGURE 5 23 Note Do not overtighten the captive screws or the lock block screw Captive retainer screws
5. ME WP PE SS TP TP FIGURE 12 8 Configuration Jumper Settings for Both Disk Drives TABLE 12 3 Configuration Jumper Acronym Definitions Acronym Definition RS Reserved DS Delayed Start ME Motor Enable Remote Spin up WP Write Protect PE Parity Enable SS Reserved TP Term Power from Drive TP Term Power to SCSI Bus 4 Remove the drive grommets from the defective drive 5 A new mounting bracket must be installed on 1 05 Gbyte drives Position the drive with the circuit board up so you have access to the drive bottom 6 Check that the mounting bracket kit contains the following items Metal mounting bracket m Six screws Two slip on grommets Two screw in grommets with split washers 12 122 SPARCstation 10 Service Manual July 1993 Note If your drive already has four screw in grommets installed remove the front two grommets near the drive connector and go to Step 1 in this procedure If not already installed insert two one piece screw in drive grommets and split washers on each side of the replacement drive rear away from the drive connector Use a Phillips screwdriver These grommets and the two front slip on grommets slide into the drive mounts during installation See FIGURE 12 9 Drive grommets Drive connectors 1 on each side FIGURE 12 9 1 05 Gbyte Hard Disk Drive Screw In Gro
6. Ethernet PTC The Ethernet PTC protects the Ethernet transceiver from short circuits or overcurrent If you plug the Ethernet cable into the MLB and the Ethernet transceiver LED does not light the Ethernet PTC may be open Note The Ethernet transceiver is not a part of the workstation It is connected to the main Ethernet network cable If the Ethernet transceiver LED does not light m The transceiver may be bad The connection on the Ethernet cable may be bad The Ethernet cable or transceiver may have a problem such as a bad connection shorted center conductor to the shield or a broken cable segment C2 SCSI Termination PTC The SCSI termination PTC protects an external SCSI device from short circuits or overcurrent To determine if the SCSI termination PTC is bad use a VOM and test the PTC using an open test for lack of continuity Appendix C Positive Temperature Coefficient Devices 7 C 3 0 178 SPARCstation 10 Service Manual July 1993 APPENDIX D Signal Descriptions D 1 Stacked Micro High Density Connectors Parallel Gore ee ee 200000000000 0 014 Top CGO CLO ee Bet 260 0 0 0 0 0 0 0 0 0 004 Bottom Audio AUI FIGURE D 1 Parallel and Audio AUI Connectors TABLE D 1 Parallel Connector Pin Assignments Pin Function Level Pin Function Level 1 DataStrobe I O 24 ma OC 14 AutoFeed 0 24 ma TTL 2 Data Bit 0 I O 24 ma OC 15 Error I TTL 3 Data Bi
7. Note The system cover may not close if the diskette drive is not seated correctly in the drive mounts Chapter 15 Internal Disk Cable 9 g Insert a clip into the diskette drive mounts at two places after installing the diskette drive See FIGURE 15 11 FIGURE 15 11 Installing Diskette Drive Clips 7 Install the hard disk drive a Verify that the jumper setting is correct for the drive location FIGURE 15 12 shows the proper jumper settings for drive 0 and drive 1 15 150 SPARCstation 10 Service Manual July 1993 SCSI address 3 Jumper setting for drive 0 o fo Front panel a i 7 A2 A1 0 G SCSI address 1 Hard Hara Jumper setting Diskette drive disk disk for drive 1 drive drive 0 3 8B Ap A4 Ao SIMM m slots gt 1 s z 5 MBus es SBus 8 module bord card A H U Back panel FIGURE 15 12 Jumper Settings for Hard Disk Drive 0 and 1 b Lower the drive into the chassis The connector side of the drive should be facing the front of the chassis See FIGURE 15 13 Chapter 15 Internal Disk Cable 15 151 DC power connector Ky Disk drive Internal disk connector Grommets FIGURE 15 13 Reconnecting the Disk Drive c Connect the internal disk connector to the disk drive The connector
8. Color Frame Buffer Card This card occupies one SBus slot This card controls the video output from the system unit to a color monitor GS Graphics Accelerator Card Chapter 1 System Overview 5 This option consists of two cards that are plugged into each other on their component sides These triple width SBus cards are installed in the top SBus slot so you cannot install a second MBus module This option provides 24 bit color and 3 dimensional graphics capabilities It also requires a 76 Hz color monitor m Video Frame Capture Card This card occupies one SBus slot This card takes video input and displays it on color or monochrome monitors SBus Printer Card This card occupies one SBus slot This card connects the system to printing plotting and scanning devices 1 Bit Analog Frame Buffer Card This card occupies one SBus slot It controls the video output from the system to a monochrome monitor 1 2 Monitors Keyboard and Mouse Each system uses a keyboard an optical mouse and one of several types of video monitors TABLE 1 2 lists the monitors supported TABLE 1 2 Video Monitor Types Monitor Type Voltage 16 inch color monitor 407 mm 115V 16 inch color monitor 407 mm 240V 19 inch standard grayscale monitor 483 mm 90 240V 19 inch high resolution monochrome monitor 483 mm 115V 19 inch high resolution monochrome monitor 483 mm 240V 17 inch grayscale 432 mm 90 240 V 19 inch color monitor 483 mm
9. FIGURE 14 1 Removing a Disk Drive f Disconnect the DC power connector from the disk drive See FIGURE 14 1 g Disconnect the internal disk connector from the disk drive See FIGURE 14 1 h Lift the hard disk drive out of the chassis and put it on an antistatic surface for future use i Note the drive location 14 136 SPARCstation 10 Service Manual July 1993 j Repeat steps 6 to i if a second drive is installed 2 Disconnect the DC power connector from the power supply See FIGURE 14 2 3 Disconnect the DC power connector from the diskette drive See FIGURE 14 2 4 Slide the DC power harness out of the cable clips in the base of the system and remove the DC power harness from the chassis Cable clips DC power harness Internal disk cable FIGURE 14 2 DC Power Harness and Internal Disk Cable Layout 14 3 Installing the DC Power Harness Follow these steps to install the DC power harness 1 Connect the DC power connector to the power supply See FIGURE 14 3 Chapter 14 DC Power Harness 14 137 Diskette drive DC power connector connector Internal drive connector FIGURE 14 3 DC Power Harness and Drive Connectors 2 Connect the DC power connector to the diskette drive See FIGURE 14 3 3 Route the DC power harness through the cable clips See FIGURE 14 2 Note Make sure that the DC power harness and the internal drive cable lay flat 4 Verify that the jumper setti
10. TABLE A 5 Regulatory Compliance Information Product Safety EMI Ergonomics X Ray Emissions UL 1950 FCC Class B German Federal DHHS PTB CSA C22 2 No 950 VDE Class B Republic ZH 1 618 IEC 380 DOC Class B EN 60950 VCCI Class 2 A 172 SPARCstation 10 Service Manual July 1993 APPENDIX B Replacement Parts List This appendix lists part numbers and describes replacement parts for the SPARCstation 10 system Although these 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 B 1 lists the replacement parts and their part numbers TABLE 8 1 Replacement Parts List Part Number Description Replacement Parts 501 2274 Main Logic Board Model 20 501 1733 Main Logic Board Model 30 and 41 501 2259 Main Logic Board Model 30 and 41 501 2365 Main Logic Board BABT Labeled Model 30 40 and 41 501 2218 Super SPARC Module 33MHz Model 20 501 2239 Super SPARC Module 36MHz Model 30 501 2219 Super SPARC Module 40MHz Model 40 501 2358 Super SPARC Module 40MHz Model 40 and 402 501 2258 Super SPARC Super Cache Module Model 41 501 2270 Super SPARC Super Cache Module Model 41 501 2359 Super SPARC Super Cache Module Model 41 501 2352 Super SPARC Super Cache Module Model 51 and 512 501 2273 16 Mbytes DSIMM Main Logic B
11. J0301 J0203 J0202 J0201 Rear FIGURE 5 35 DSIMM Slot Locations on Main Logic Board 2 See TABLE 5 3 for the proper installation sequence Note Slot J0201 must always have 8 DSIMM installed in order for the system to function properly In any SPARCstation 10 system it is the first slot to be filled with a DSIMM Each additional DSIMM should be installed in the sequence shown in TABLE 5 3 TABLE 5 3 DSIMM Installation Sequence Installation Sequence Slot 1 J0201 J0304 J0203 J0302 J0303 J0301 J0305 J0202 o N A oO A Q N SPARCstation 10 Service Manual July 1993 5 66 5 14 1 DSIMM Insertion Tool If your system did not come with a DSIMM Insertion Tool press the DSIMM into place with your fingers 1 Identify the insertion tool and its two surfaces See FIGURE 5 36 and FIGURE 5 37 FIGURE 5 36 Insertion Tool Pushing Surface Groove FIGURE 5 37 Insertion Tool Grooved Surface 2 Holding a DSIMM at its edges place it into the DSIMM plastic guides The surface without a center vertical chip must face the system unit front panel Be sure the center vertical chip is visible and that the key notch See FIGURE 5 38 Chapter5 Main Logic Board 5 67 DSIMM slots Front J0305 J0304 J0303 J0302 J0301 J0203 J0202 1 0 U
12. Printed circuit boards are made of delicate electronic components that are extremely sensitive to static electricity Ordinary amounts of static from your clothes or work environment can destroy the boards Wear a grounding wrist strap when handling the boards Attach the wrist strap to the metal casing of the power supply Handle boards only by the edges Do not touch the components or any metal parts Do not disconnect the power cord from the system unit power outlet or from the wall socket This connection provides the ground path necessary to safely remove and install the printed circuit boards and components Removing an SBus Card 1 Note the SBus card slot Start with cards mounted on the top slots first FIGURE 5 1 shows the SBus slot locations on the main logic board MLB FIGURE 5 1 SBus Slot Locations on the Main Logic Board 2 Remove the screws and washers from the outer rear panel that secure the SBus card s FIGURE 5 2 shows fastening hardware for a single width SBus card SPARCstation 10 Service Manual July 1993 5 3 5 42 Note Single width SBus cards have two sets of screws and washers Double width SBus cards have four sets of screws and washers Triple width SBus cards have six sets of screws and washers Save the screws and washers for future use Screws and washers 2 each 5 8 e 5 of a 9 20 CF 94 lt FIGURE 5
13. 115V 19 inch color monitor 483 mm 240V 16 inch color overscan monitor 407 mm 90 240V 19 inch color overscan monitor 483 mm 90 240V 17 inch grayscale overscan monitor 432 mm 90 240 V 1 6 SPARCstation 10 Service Manual July 1993 TABLE 1 2 Video Monitor Types Continued Monitor Type Voltage 19 inch grayscale overscan monitor 483 mm 90 240V 20 inch grayscale 509 mm 90 240V 21 inch color monitor 534 mm 90 240V External Storage Modules You can add expansion modules to increase the system mass storage capacity The following are some of the external storage modules available Desktop Backup Pack 150 Mbytes tape drive Desktop Backup Pack 5 0 Gbytes 4mm tape drive Desktop Disk Pack 207 Mbytes hard disk drive Desktop Disk Pack 424 Mbytes hard disk drive Desktop Disk Pack 535 Mbytes hard disk drive Desktop SunCD Pack compact disc drive Desktop SunCD compact disc drive Desktop Storage Pack 1 05 Gbytes hard disk drive Desktop Storage Module 1 3 Gbytes hard disk drive Desktop Storage Module 2 3 Gbytes tape drive Desktop Storage Module 5 0 Gbytes tape drive SCSI Expansion Pedestal w 1 3 Gbyte single ended drives SCSI Expansion Pedestal w 2 1 Gbyte differential drives You can daisy chain these units together Chapter 1 System Overview 7 1 3 1 8 SPARCstation 10 Service Manual July 1993 Diagnostics 6 This chapter describes the different types of diagnostic firmware and software tools availabl
14. Bend one leg of the retainer slightly to the outside until the hook clears the hole in the SBus card b Remove the other side of the retainer which should come out easily without bending it SBus card retainer FIGURE 10 11 Removing the SBus Card Retainer Chapter 10 SBusCards 10 105 Remove the card extractor from the replacement SBus card if it is installed Save the SBus card extractor for future use Slide the card at an angle into the back panel of the system Hook the card backplate under the lip on the back panel Be sure the card backplate shows through the slots on the back panel See FIGURE 10 12 FIGURE 10 12 Inserting the SBus Card Align the plug with the socket Gently press the corners of the card to push the plug into the socket Do not force the card or you may damage the pins on the card Caution Excessive force may bend or damage the pins Press the card retainers forward over the edge of the SBus card See FIGURE 10 10 Install the fastening hardware you removed earlier into the screw holes adjacent to the SBus card on the back panel using a Phillips screwdriver The washers must be positioned vertically narrow side across See FIGURE 10 13 SPARCstation 10 Service Manual July 1993 8 10 11 12 10 106 FIGURE 10 13 Inserting Washers and Screws to Secure the SBus Card 13 To install top SBus cards repeat steps 1 through 12 14 Follow the instructions
15. 0 SBus slot 2 0 0 va Open boot PROM Rear panel FIGURE 7 5 Location of the NVRAM on the MLB 7 Hold the NVRAM chip carrier on both ends and lift it straight up Gently wiggle the carrier as necessary 8 Place it on the antistatic surface 7 3 Installing the NVRAM 1 Unpack the replacement NVRAM chip The NVRAM comes with its chip carrier 2 Hold the NVRAM chip on both sides of the carrier 3 Carefully align the pins and insert the NVRAM chip in the socket The carrier is keyed so the NVRAM can be installed only one way 4 Push the NVRAM chip into the carrier until it sits tightly in the socket 5 Install the SBus card in slot 2 or 3 if you removed one Go to step 11 otherwise 6 Make sure that the card retainers are pushed back Chapter 7 Non Volatile RAM NVRAM 7 83 7 Slide the SBus card at an angle into the back panel of the system unit See FIGURE 7 6 Make sure the mounting plate on the SBus card hooks upward into the holes at the back panel of the system unit SBus card Rear panel L SBus card FIGURE 7 6 Installing the SBus Card in Slot 2 or 3 8 Push the SBus card against the back panel Align the plug with the socket of the SBus slot and gently press the plug into the socket by pressing with your fingers on the corners of the SBus card Caution Excessive force may bend or damage the pins 9 Slide the card retainers over the edge o
16. 1 1 lists the acronyms used for certain parts and their full expressions TABLE 1 2 describes video monitors LED FIGURE 1 2 Front View of the System 0 T o OOO 0 O 0 lt gt o FIGURE 1 3 Rear View of the System SPARCstation 10 Service Manual July 1993 1 1 1 2 Hard disk drive SBus card Front panel Hard disk drive SIMM slots Main logic board MBus module Back panel Power supply assembly Diskette drive ROT e FIGURE 1 4 Top View of the SPARCstation 10 System without Cover J0601 PTC 8 RS 232 and RS 423 jumpers Chapter 1 System Overview 3 SBus slot 3 SBus slot 2 Front SIMM slots SBus slot 1 SBus slot 0 J1404 J1403 fh J0801 Rear J0802 0 J1501 MBus slot 1 MBus slot 0 J1401 Z PTC s lt 8 SIMM slots J0305 J0304 J0303 J0302 J0301 J0203 J0202 J0201 FIGURE 1 5 Main Logic Board List of Acronyms Full Expression Non volatile Random Access Memory TABLE 1 1 Acronyms NVRAM
17. 12 Hard Disk Drives This chapter describes how to remove and install a hard disk drive for a SPARCstation 10 system Note The SPARCstation 10 supports the 424 Mbyte and 1 05 Gbyte hard disk drives called fast SCSI drives You must inspect and if necessary reset the SCSI Device ID jumpers for the type of drive you are installing When the jumpers are properly set each drive is automatically assigned a specific and unique SCSI Device ID number 12 1 Tools Needed To remove and install the disk drive you need the following tools and materials a Phillips screwdriver size 2 m Needlenose pliers Wrist strap Antistatic surface 12 2 Removing a Disk Drive Power off the system and disconnect the expansion units Refer to Chapter 4 12 113 Caution The hard disk drive contains electronic components that are extremely sensitive to static electricity Ordinary amounts of static from your clothes or work environment can destroy the components Wear a grounding strap when handling the drive Refer to Attaching the Wrist Strap in Chapter 4 Do not touch the components or any metal parts Turn the power switch off O position Make sure that the green LED at the front of the chassis is not lit Make sure that the power cord remains connected to the computer system and to the wall outlet or power strip Remove the system unit cover Refer to Removing the System Unit Cover i
18. 12 1 Tools Needed 113 12 2 Removing 8 Disk Drive 3 12 3 Installing a Hard Disk Drive 116 12 4 Drive Locations 116 12 5 Supported Hard Disk Drives 117 12 6 Checking and Setting SCSI Jumpers 118 12 6 1 424 Mbyte Jumper Settings 8 12 6 2 Installing a 424 Mbyte Drive 119 12 6 3 Installing a 1 05 Gbyte Drive 120 Diskette Drive 129 13 1 Tools Needed 129 13 2 Removing the Diskette Drive 9 13 3 Preparing the Diskette Drive 131 13 4 Installing the Diskette Drive 2 DC Power Harness 135 14 1 Tools Needed 135 14 2 Removing the DC Power Harness 5 SPARCstation 10 Service Manual July 1993 10 11 12 13 14 vi 14 3 Installing the DC Power Harness 7 Internal Disk Cable 141 15 1 Tools Needed 141 15 2 Removing the Internal Disk Cable 1 15 3 Installing the Internal Disk Cable 146 Light Emitting Diode 155 16 1 Tools Needed 155 16 2 Removing the LED 155 16 3 Installing the LED 8 Powering On the System 163 17 1 Installing the System Unit Cover 163 17 2 Connecting a Desktop Storage Pack 165 17 3 Connecting an External Storage Module 165 17 4 Connecting a Video Monitor 165 17 5 Connecting a Mouse 166 17 6 Connecting a Keyboard 6 17 7 Turn On the Power 166 System Specifications 169 A 1 Power Input Requirements 9 A 2 Environmental Requirements 0 A 3 System Placement Requirement 171 A 4 Physical Dimensions 1 A 5 Packaging Dimensions 2 A 6 Regulatory Compliance 172 Replacement Parts List 3 Posi
19. 2 Rear Panel Screws and Washers 3 Push back all card retainers holding an SBus card See FIGURE 5 3 Card retainers FIGURE 5 3 Card Retainers 4 Install the card extractor on the SBus card See FIGURE 5 4 If you are removing a double width SBus card install two card extractors on the card instead of one You do not need card extractors to remove a triple width SBus card Place your index fingers or thumbs on the corners of the SBus card near the connectors and pull up on the card Go to Step 1 Chapter5 Main Logic Board 5 43 SBus card FIGURE 5 4 SBus Card Extractor 5 Hold both ends of the card extractor and pull upwards slowly until the connector is out of the slot If your system was not shipped with an SBus card extractor place your index fingers or thumbs on the corners of the SBus card near the SBus connector Pull up on the card FIGURE 5 5 shows a single width SBus card and FIGURE 5 6 shows a double width SBus card SBus card amp 0 1 amp Card extractor SBus card FIGURE 5 5 Removing a Single width SBus Card 5 44 SPARCstation 10 Service Manual July 1993 SBus card double widt Card extractors SBus card double width FIGURE 5 6 Removing a Double width SBus Card 6 Remove the card extractor s from the SBus card a Bend one leg of the extractor slightly to the outside until the hook clears the
20. 5 35 GURE 5 36 GURE 5 37 GURE 5 38 GURE 5 39 GURE 5 40 GURE 6 1 GURE 6 2 GURE 6 3 GURE 6 4 GURE 6 5 GURE 6 6 GURE 6 7 GURE 6 8 GURE 7 1 GURE 7 2 GURE 7 3 GURE 7 4 GURE 7 5 GURE 7 6 GURE 7 7 GURE 8 1 GURE 8 2 n n DSIMM Slot Locations Main Logic Board 9 Insertion Tool Pushing Surface 90 Installation Tool Grooved Surface 91 Inserting a DSIMM Front Panel View 91 Using the Insertion Tool 2 Heel of Each Hand 92 MBus Module Card Retainers and Card Extractor 95 Installing the Card Extractor 95 Removing an MBus Module 96 Installing an MBus Module 97 Locking the MBus Module Retainers 98 SBus Slot Locations 100 Rear Panel Screws and Washers 0 SBus Rear Card Connectors 101 Installing or Removing the Card Extractor 101 Removing a Single Width SBus Card 102 Removing a Double Width SBus Card 102 Removing a Double width SBus Card 103 Removing the Adapter Bracket from the SBus Card 104 Removing a Filler Panel 104 SBus Card Plug Socket and Retainers 5 Removing the SBus Card Retainer 5 Inserting the SBus Card 106 Inserting Washers and Screws to Secure the SBus Card 107 Disconnecting the Power Supply 110 Power Supply Chassis Mounts 1 Connecting the P
21. 8 Removing an MBus Module 4 Remove the card extractor from the MBus module Save the card extractor for future use 5 Place the MBus module on the antistatic surface 6 If your system has another MBus module remove the module from slot 0 Repeat steps 1 through 6 5 5 Disconnecting the Internal Cables 1 Disconnect the internal drive connector J0101 from the MLB J0601 See FIGURE 5 9 2 Disconnect the DC power connector from the MLB J1501 See FIGURE 5 9 Chapter 5 Main Logic Board 5 47 DC power connector Internal drive connector FIGURE 5 9 DC Power Harness and Internal Disk Cable Layout 5 6 Removing the MLB All SBus cards and MBus modules should be removed at this point The internal disk connector J0101 and DC power connector P1 should be disconnected 1 Remove the MLB a Remove the lock block Loosen the screw located at the center of the lock block Save the lock block and screw for use later See FIGURE 5 10 Lock block o i 1 O OO a Ores e gt C9 FIGURE 5 10 Lock Block Location 5 48 SPARCstation 10 Service Manual July 1993 b Loosen the two captive retainer screws securing the MLB to the rear of the chassis FIGURE 5 11 Captive retainer screws
22. Diode 7 FIGURE 16 3 Removing the LED from the Chassis 7 Slide the LED out of the chassis 16 3 Installing the LED To install the LED 1 Insert the longer LED pin into the LED connector with the red wire 2 Connect the LED to the LED connector See FIGURE 16 4 16 158 SPARCstation 10 Service Manual July 1993 Red LED Black LED connector FIGURE 16 4 Connecting the LED to the LED Connector 3 Slide the LED into the LED cavity Push it into the cavity until it comes in contact with the locating stop See FIGURE 16 5 Chapter 16 Light Emitting Diode 9 DC connector Internal connector Chassis FIGURE 16 5 Installing the LED into the Chassis 4 Install the diskette drive See FIGURE 16 6 a Position the drive unit so the data and power cables face the inside of the chassis b Lower the drive into the chassis and align the three grommets into the drive mounts 16 160 SPARCstation 10 Service Manual July 1993 Grommet Diskette drive DC power connector Internal disk connector Chassis FIGURE 16 6 Installing the Diskette Drive c Connect the DC power harness to the diskette drive The connector is keyed so that it will fit only one way d Connect the internal disk connector to the diskette drive The connector is keyed so that it will fit only one way e Slide the diskette drive toward the center of the chassis until the three grommets sit tightly in the
23. If SunDiag fails run the Power On Self Test If all power on self tests pass then run the SunDiagnostic Executive to identify the problem See the SunDiag User s Guide for more information Runs extensive configurable subsystem tests independent of SunOS Run the SunDiagnostic Executive if all tests pass when you run POST Running the SunDiagnostic Executive allows you to troubleshoot which field replaceable unit needs to be replaced See the latest version of SunDiagnostic Executive User s Guide for the SPARCstations for more information 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 Open Boot 2 0 Command Reference for more information SPARCstation 10 Service Manual July 1993 Diagnostic Tool Power On Self Test On Board Diagnostics SunDiag System Exerciser SunDiagnostic Executive Forth Toolkit 22 2 12 Boot PROM Diagnostics The diagnostics stored in the boot PROM include the following Power On Self Test On Board Diagnostics If there is system trouble you may want to run extended on board diagnostics to take advantage of thorough tests including but not limited to Ethernet memory and diskette drive tests TABLE 2 3 shows the keyboard LED diagnostic codes The following sections describe the boot PRO
24. In Positive Negative AUI Collision Positive Negative Digital Audio Data Transmit Digital Audio Clock Digital Audio Frame Select Digital Audio Frame Sync Digital Audio Reset Digital Audio Data Receive External Mode Control Data Control Select Signal Parallel DataStrobe DataBit lt 0 7 gt Ack Busy PE Select AutoFeed Error Reset SlctIn Audio AUI AUI_DO AUL_DI AUL_CI CHI_DX CHI_CLK CHI_FS CHI_DFSYNC CHI_RESET CHI_DR EMCTL D C D 1 1 Keyboard Mouse and Serial Ports A amp B D 181 Appendix Signal Descriptions D 2 Level RS232 423 RS232 423 RS232 423 RS232 423 RS232 423 RS232 423 RS232 423 Keyboard Mouse 00 FIGURE D 2 Keyboard Mouse Connector TABLE D 4 Keyboard Mouse Connector Pin Assignments Pin Function Level Pin Function Level 1 Ground O GND 5 KeyBd Out O TTL 2 Shield Shield 6 KeyBd In I TTL 3 5 VDC 0 VCC 7 PowerOn 1 TTL 4 Mouse In I TTL 8 5VDC 0 VCC Serial Ports A amp B 36 650 6 06501 OSI 25 0 0 0 00000000 OC 14 FIGURE D 3 Serial Port A amp B Connectors TABLE D 5 Serial Port A amp B Pin Assignments Pin Function Level Pin Function 1 N C 14 Xmit DataB O 2 Xmit DataA O RS232 423 15 TRxC A I 3 Rec DataA I RS232 423 16 Rec Data B I 4 RISA O RS232 423 17 RTxC A I 5 CTSA I RS232 423 18 TRxC B I 6 DSR A I RS232 423 19 RTS B 0 7 Ground GND 20 DTR A O D 2 1 Di
25. Rear Panel Screws and Washers b Push back all card retainers holding an SBus card If the SBus card occupies one or two slots go to step d See FIGURE 7 2 Go to the next step if the SBus card occupies three slots 7 80 SPARCstation 10 Service Manual July 1993 FIGURE 7 2 SBus Card Card Retainers and Card Extractor c Hold both corners of the card and pull it out until the connectors are out of the slot You do not need card extractors to remove a triple width SBus card Go to step g d Install the card extractor on the SBus card If the SBus card occupies two slots install two card extractors e Hold both ends of the card extractor with your fingers and pull on both corners of the SBus card on both corners until the connector is out of the slot FIGURE 7 3 shows a single wide SBus card FIGURE 7 4 shows a double width SBus card Chapter 7 Non Volatile RAM NVRAM 7 81 1 Card extractor A ONG SBus card SBus card double width ard extractors SBus card double width FIGURE 7 4 Removing a Double Width SBus Card i Remove the card extractor from the SBus card Save the card extractor for future use ii Place the SBus card on the antistatic surface 6 Locate the NVRAM chip on the MLB See FIGURE 7 5 7 82 SPARCstation 10 Service Manual July 1993 a MBus slot 1 Bus slot 1 Bus slot 3 MBus slot 0 SBus slot
26. SunDiagnostic Executive is an independent operating system It runs exhaustive subsystem tests independent of SunOS Run the SunDiagnostic Executive if all POST tests pass in order to determine which field replaceable unit FRU needs to be replaced For information on POST see Power On Self Test Detailed Description earlier in this chapter The SunDiagnostic Executive which provides you with thorough diagnostics is described in the SunDiagnostic Executive User s Guide for the SPARCstations SPARCstation 10 Service Manual July 1993 20 2 22 2 6 Forth Toolkit The Forth Toolkit is a basic diagnostic utility and system interface If there is any problem with your operating system the Forth Toolkit automatically starts and is indicated by the ok prompt You can also choose to enter the Forth ToolKit by halting the system To enter the Forth Toolkit 1 Save all your work and quit all applications The following screen summarizes the steps you need to take to halt the system and enter the Forth Toolkit hostname usr sbin halt for SunOS 5 x or later versions syncing file systems done Halted ok 2 As root enter usr sbin halt for SunOS 5 x or later versions For SunOS 4 1 3 enter usr etc halt The system syncs and halts the file systems and then displays the ok prompt 3 The system automatically enters the Forth Toolkit The ok prompt shows that you are in the Forth Toolkit For extensive infor
27. There are several different types of monitors and cabling The color and grayscale monitors use cables with 13W3 connectors See Appendix C of the SPARCstation 10 Installation Guide for more specific information on monitors Chapter 17 Powering On the System 5 Connecting a Mouse The optical mouse connects to one of two jacks in the back of the keyboard The mouse can be connected on either the left or right side to accommodate either left handed or right handed users Connect the mouse to the keyboard before you connect the keyboard to the system unit 17 5 Connecting a Keyboard A cable connects the keyboard to the system unit The keyboard port is located at the left rear of the system unit when viewed from the front Connect the keyboard cable on either the left or right side of the keyboard then to the port on the back of the system unit 17 6 Turn On the Power After turning off the power to replace a part turning the power on again is relatively simple Caution This device is 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 Before powering on your system be sure to install the cover It is not safe to operate the SPARCstation 10 system without the top cover in place Caution Always allow 10 seconds between turnin
28. card Caution Excessive force may bend or damage the pins d Slide the card retainers over the edge of the card e Install a washer and a screw into the screw hole adjacent to the SBus card on the rear panel each at two places Double width SBus cards requires screws and washers in four places Triple width SBus cards require screws and washers in six places The long side of the washer should be oriented vertically as shown in FIGURE 6 8 6 76 SPARCstation 10 Service Manual July 1993 Screws and washers 2 each AE J lt 5 of ga gk wu 6 6 el FIGURE 6 8 Rear Panel Screws and Washers 5 Follow the instructions in Chapter 17 to detach the wrist strap install the cover connect any of the expansion unit s and power on the system Chapter6 Open Boot PROM 6 77 6 78 SPARCstation 10 Service Manual July 1993 CHAPTER 7 Non Volatile RAM NVRAM This chapter explains how to remove and install a Non Volatile RAM NVRAM from the SPARCstation 10 system Zl Tools Needed To remove and install the NVRAM you need the following tools and materials Phillips screwdriver size 1 Phillips screwdriver size 2 Wrist strap Antistatic surface Card extractor TZ Removing the NVRAM Power off the system and disconnect the expansion units refer to Chap
29. connector from the diskette drive See FIGURE 15 2 d Lift the diskette drive out of the chassis and put it aside on an antistatic surface 3 Remove the DC power harness from the system unit a Disconnect the DC power connector from the power supply See FIGURE 15 3 Chapter 15 Internal Disk Cable 15 143 Cable clips FIGURE 15 3 DC Power Harness and Internal Disk Cable Layout b Slide the DC power harness out of the cable clips in the base of the system and remove the DC power harness from the chassis See FIGURE 15 3 4 Disconnect the LED connector from the LED See FIGURE 15 4 15 144 SPARCstation 10 Service Manual July 1993 FIGURE 15 4 Disconnecting the LED Connector from the LED 5 Disconnect the internal disk connector from the MLB See FIGURE 15 5 6 Slide the internal disk cable out of the cable clips in the system base and remove it from the chassis Chapter 15 Internal Disk Cable 5 LED connector Internal disk cable Cable clips Internal disk connector FIGURE 15 5 Internal Disk Cable 15 3 Installing the Internal Disk Cable 1 Lay out the internal disk cable on the chassis and slide it under the cable clips See FIGURE 15 6 15 146 SPARCstation 10 Service Manual July 1993 LED connector Internal disk cable Cable clips Internal disk connector FIGURE 15 6 Internal Disk Cable Layout Connect the internal disk connector to the MLB Insert the
30. d keys are pressed and held down after the power on or if thediag switch parameter is set true While the low level POST code executes the CAPS lock LED on the keyboard flashes to indicate that testing is in progress If a failure occurs in POST the failing replaceable unit is encoded on three LEDs located on the Type 5 keyboard See Power On Self Test POST later in this chapter for more information If POST passes the system probes for SBus devices and interprets their drivers Next high level tests are performed The word Testing displays while the high level tests are running After Testing is displayed if you want to enter the Forth Toolkit indicated by the ok prompt press the Stop L1 8 keys simultaneously When the autoboot switch parameter is set to false not the default the ok prompt appears TABLE 2 1 gives the results of various combinations of the autoboot an diagnostic switch settings The ok prompt is the default prompt To change to the Monitor prompt gt see the Open Boot 2 0 Command Reference If the autoboot switch parameter is set to true default and the diagnostic switch parameter is set to false default SunOS is booted using the device alias disk If the autoboot switch parameter is set to true default and the diagnostic switch parameter is set to true not the default SunOS is booted using the device alias net u TABLE 2 1 Autoboot and Diagnostic Switch Parameters Autoboot Swi
31. front view 2 G GS Graphics Accelerator card 5 GX Graphics Accelerator card 5 H halt command 34 halt the system 16 23 3 hard disk drive jumper setting 139 Hung 34 l installing the NVRAM 58 internal cables disconnecting 47 internal disk cable installing 146 layout 48 137 147 removing 141 internal drive cable disconnecting 47 J jumper locations 117 settings 117 jumper setting 55 disk drive 139 151 hard disk drive 139 jumper settings 51 jumpers 51 clock speed 52 mode A 53 mode B 53 diagnostic boot PROM 13 on board 14 overview 11 diagnostic tool 9 Power On Self Test 12 diagnostic tools overview 11 when to use 12 disconnecting external SCSI peripherals 36 disk drive error 29 fails to boot 29 jumper setting 139 151 removing 113 diskette drive installing 132 preparing 131 removing 129 switch setting 132 document conventions xx drive 0 SCSI address 118 drive 1 SCSI address 118 DSIMM installing 89 location on MLB 88 physical address 30 removing 87 DSIMM failed determining 30 E environmental requirements 170 EPROM location 74 removing 71 error disk drive 29 read write or parity 29 ESD mat 36 exploded view 4 5 external SCSI peripherals disconnecting 36 external storage module 7 connecting 165 Index 194 SPARCstation 10 Service Manual July 1993 monitor replacing 165 supported 6 monitor video c
32. hole in the SBus card b Remove the other side of the extractor which should come out easily without bending it Save the card extractor s for future use 7 Place the SBus card on an antistatic surface an antistatic mat or the antistatic bag SBus card was shipped in 8 Remove the cards from the bottom slots Repeat Step 1 through Step 1 in this section to remove any cards from the bottom slot s 5 4 Removing an MBus Module The Main Logic Board supports one or two MBus modules Caution Hot surfaces are present Use care when opening the system chassis or handling components Chapter5 Main Logic Board 5 45 1 Push back the module retainers for the MBus module If the system has two MBus modules slot 1 on top of slot 0 remove the top module first See FIGURE 5 7 Module extractor MBus module FIGURE 5 7 MBus Module Retainers and Extractor Install the card extractor on the MBus module Hold edges of the card extractor and pull upwards slowly until the MBus module is out of the slot Note If your system was not shipped with a card extractor place your thumb and one finger on the corners of the MBus module near the module connector Pull up on both corners of the module until the connector is out of the slot SPARCstation 10 Service Manual July 1993 Q 5 46 Card extractor MBus module Card retainers 9 1 Card extractor MBus module Main logic board FIGURE 5
33. loopback test succeeded External loopback test Auto selecting Ethernet cable I F Trying AUI Received packet on AUI Select cable AUI succeeded Looking for Ethernet packets is a good packet X is a bad packet Type any key to stop The SPARCstation 10 system has two types of on board Ethernet interfaces 10BaseT also called twisted pair Ethernet or TPE and 10Base5 also called thick Ethernet or AUI Only one on board 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 Typing watch net causes this automatic selection to take place You may see these messages k watch net Internal loopback test succeeded External loopback test Auto selecting Ethernet cable I F rying AUI AUI Carrier Loss rying TPE Received packet on TPE Select cable TPE succeeded 0 Chapter 2 Diagnostics Overview 9 2 3 3 4 You may also control the selection of Ethernet interfaces to monitor by using specific commands Use watch tpe to monitor the 10BaseT TPE connection or wat ch aui to monitor the 10Base5 thick Ethernet connection For example k watch tpe Internal loopback test succeeded External loopback test succeeded Looking for Ethernet packets is a
34. place by pushing the arms over the edge of the MBus module See FIGURE 5 28 Note The MBus module must be properly seated so that the module retainers lock securely over the module edges Chapter5 Main Logic Board 5 61 MBus module retainers FIGURE 5 28 MBus Module Retainers 5 To replace an MBus module in slot 1 perform steps 1 through 4 5 13 Installing an SBus Card 1 If required for your card set the jumpers or switches on the card Refer to the guide for your SBus product for the proper settings 2 Make sure the card retainers for the SBus slot are out of the way 3 Slide the SBus card at an angle into the back panel of the system unit and push it against the back panel Make sure the mounting plate on the SBus card hooks upward into the back panel of the system unit See FIGURE 5 29 5 62 SPARCstation 10 Service Manual July 1993 SBus card KE tn Rear panel 7 0 J SBus card Z25 ZS FIGURE 5 29 Installing an SBus Card Note The SPARCstation 10 has 4 SBus slots SBus slot 1 is above SBus slot 0 and SBus slot 3 is above SBus slot 2 Install SBus cards in the lower SBus slots first FIGURE 5 30 Location of SBus Slots on Main Logic Board 4 Align the plug with the socket Press the corners of the card to push the plug into the socket See FIGURE 5 31 Chapter5 Main Logic Board 5 63 Caution Do not force the card Using excessive force may bend or dama
35. right J Power supply assembly FIGURE 13 3 Diskette Drive Switch Setting Installing the Diskette Drive To install the diskette drive in the system 1 Position the drive unit so that its data and power cables are facing the inner part of the chassis See FIGURE 13 4 2 Lower the drive into the chassis and align the three grommets into the drive mounts SPARCstation 10 Service Manual July 1993 13 4 13 132 Grommet Diskette drive DC power connector Internal disk connector Chassis FIGURE 13 4 Installing a Diskette Drive Connect the DC power connector to the diskette drive and the internal disk connector to the diskette drive The connectors are keyed so that it will fit only one way See FIGURE 13 4 Slide the diskette drive toward the center of the chassis until the three grommets sit tightly in the drive mounts Insert the diskette drive clips into the drive mounts in their designated positions See FIGURE 13 5 Chapter 13 Diskette Drive 13 133 FIGURE 13 5 Installing Clips Into the Diskette Drive Mounts Note The system cover may not close if the diskette drive is not seated correctly in the drive mounts 6 Follow the instructions in Chapter 17 to detach the wrist strap install the cover connect the expansion unit s and power on the system 13 134 SPARCstation 10 Ser
36. supply assembly toward the front of the chassis Sliding the power supply assembly unlocks the power supply from the power supply mounts See FIGURE 11 2 11 110 SPARCstation 10 Service Manual July 1996 Power supply mounts FIGURE 11 2 Power Supply Chassis Mounts 10 Lift the power supply assembly from the chassis 11 3 Installing the Power Supply Assembly 1 Align the power supply assembly in the chassis 2 Slide the power supply assembly toward the rear of the chassis until it locks in the power supply mounts See FIGURE 11 2 3 Secure the power supply assembly to the chassis by tightening the captive screw See FIGURE 11 3 Caution Overtightening the captive screw may damage the chassis Chapter 11 Power Supply Assembly 11 111 J1501 DC power harness Captive screw Main logic board FIGURE 11 3 Connecting the Power Supply 4 Connect the DC power connector to the main logic board J1501 The connector is keyed so that the connectors can only be connected one way See FIGURE 11 3 5 Connect the DC power connector to the DC power harness See FIGURE 11 3 6 Make sure the power switch on the system unit is in the Off position Press the side labeled O 7 Plug in the system unit power cord 8 Follow the instructions in Chapter 17 to install the cover connect any expansion unit s and power on the system 11 112 SPARCstation 10 Service Manual July 1996 CHAPTER
37. the TPE interface 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 Performs an internal and external loopback test on the auto selected system Ethernet interface A cable must be attached to the system and to an Ethernet tap or hub or the external loopback test will fail Tests internal or external SCSI disks which have a self diagnostic program contained in the drive controller The drive must be spinning before this test is executed or the test will fail Enter a boot Chapter 2 Diagnostics Overview 7 Type of Tests test screen test floppy test scsi test net aui test net tpe test net test disk test disk0O test diskl 2 3 3 1 TABLE 2 4 Supported Tests Continued Type of Tests Description test disk2 lt disk alias gt command to cause the drive to spin up disk and disk0 test disk3 SCSI target 3 disk1 SCSI target 1 disk2 SCSI target 2 disk3 SCSI target 0 test cdrom Performs a selftest diagnostic on the CDROM drive The CDROM must be set to SCSI target 6 and have a CD inserted or the test will fail test tape Tests the SCSI tape drive by executing the drive selftest program test taped tape and 68060 SCSI target 4 tape 1 SCSI target 5 test tapel test ttya Outputs an alp
38. 2 4 Drive Locations Find the correct disk drive location See FIGURE 12 3 Use position 0 if you are installing only one drive 12 116 SPARCstation 10 Service Manual July 1993 Drive 0 Drive 1 FIGURE 12 3 Hard Disk Drive Locations Supported Hard Disk Drives The following hard disk drives are supported for the SPARCstation 10 424 Mbyte hard disk drive m 1 05 Gbyte hard disk drive Depending on the drive the jumpers are either located near the lower right corner of the drive controller board or near the lower left corner See the figure s that correspond to your drive s and verify the jumper settings for the appropriate drive position In the figures the black jumper spaces indicate a jumper is in that position The white jumper spaces indicate no jumper for that position See FIGURE 12 4 Jumper Jumper installed not installed FIGURE 12 4 Jumper Legend in Illustrations Chapter 12 Hard Disk Drives 7 12 5 Checking and Setting SCSI Jumpers Verify that the SCSI Small Computer Systems Interface device ID jumper setting is correct before you install a hard disk drive Each SCSI device in your system needs a specific and unique SCSI ID number When you set the SCSI Device ID jumpers each drive is automatically assigned a SCSI Device ID number The SCSI device ID jumper of drive 0 must be set at 3 The SCSI device ID jumper of drive 1 must be set at 1 Se
39. 22 D 182 SPARCstation 10 Service Manual July 1993 3 1 0 Level 0 RS232 423 0 RS232 423 Signal Descriptions Function N C N C N C TxC A TxC B Appendix D Serial Port A amp B Pin Assignments Pin 21 22 23 24 25 Level RS232 423 RS232 423 RS232 423 RS232 423 vO 1 O TABLE D 5 Pin Function 8 DCD A 9 N C 10 N C 11 DTR B 12 DCD B 13 CTS B Keyboard Mouse and Serial Ports A amp B Signal Descriptions TABLE D 6 Keyboard Mouse and Serial Ports A amp B Signal Descriptions Descriptions Input From Mouse Output to Keyboard Input From Keyboard Transmit Data Port A Receive Data Port A Request to Send Port A Clear to Send Port A Data Set Ready Port A Data Carrier Detect Port A Data Terminal Ready Port B Data Carrier Detect Port B Clear To Send Port B Transmit Data Port B Transmit Clock Receive Port A Receive Data Port B Secondary Transmit Clock Receive Port A Receive Transmit Clock Port B Pullup Request to Send Port B Data Terminal Ready Port A Transmit Clock Port A Transmit Clock Port B Signal Mouse In KeyBoardOut KeyBoardIn XmitDataA RecDataA RTS A CISA DSR A DCD A DTR B DCD B CTS B XmitData B TRxC A RecData B RTxC A TRxC B RTS B DTR A TxC A TxC B Note TRxC A and TxC A are connected to the same pin since that pin is bidirectional D 2 3 D 184 SPARCstation 10 Service Manual July 1993 5 Functio n 1 0 L
40. 4 GURE 5 25 GURE 5 26 GURE 5 27 GURE 5 28 GURE 5 29 n n n nm n n n SPARCstation 10 Service Manual July 1993 Location of SBus Slots on Main Logic Board 3 SBus Card Plug Socket and Retainers 64 SBus Card Backpanel Screws and Washers 4 SPARCstation 10 DSIMM Back Panel View 65 SPARCstation 10 DSIMM Front Panel View 65 DSIMM Slot Locations on Main Logic Board 66 Insertion Tool Pushing Surface 67 Insertion Tool Grooved Surface 67 Inserting a DSIMM Front Panel View 68 Heel of Each Hand 68 Using the Insertion Tool 69 Rear Panel Screws and Washers 2 SBus Card Card Retainers and Card Extractor 73 Removing a Single Width SBus Card 73 Removing a Double Width SBus Card 74 Location of Open Boot PROM 4 Proper Orientation of Open Boot PROM 5 Installing the SBus Card in Slot 2 or3 76 Rear Panel Screws and Washers 77 Rear Panel Screws and Washers 80 SBus Card Card Retainers and Card Extractor 81 Removing a Single Width SBus Card 82 Removing a Double Width SBus Card 82 Location of the NVRAM onthe MLB 3 Installing the SBus Card in Slot2or3 84 Rear Panel Screws and Washers 85 Location of DSIMMs on the MLB 8 Pulling the Ejection Lever 88 Figures xi GURE 5 30 GURE 5 31 GURE 5 32 GURE 5 33 GURE 5 34 GURE
41. 4 Logic Ground 6 5 1V 15 Logic Ground 7 5 1V 16 Logic Ground 8 Power On 17 Power OK reset 9 Power Off 18 No Connection Replace the power supply assembly if any of the voltages are not present Refer to Chapter 11 for instructions to replace the power supply assembly Chapter 3 Troubleshooting 7 MLB Test Observe the lights on the keyboard to determine whether the MLB is defective Press and hold the Stop L1 6 keys While holding the keys down turn the system power switch on and watch the lights on the keyboard 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 a failure occurs during POST one of the keyboard LEDs may be on indicating a failed system part TABLE 3 2 lists and defines the keyboard LED states TABLE 3 2 Keyboard LED States LED State Description Caps Lock is flashing POST is running Num Lock is ON MLB fails Scroll Lock is ON MBus module in slot 0 fails Compose is ON DSIMM in slot J0201 fails If a failure code appears replace the defective part indicated by the LEDs The POST failed if the Caps Lock key fails to flash on and off after you have pressed and held the Stop L1 d keys The most probable cause of this type of failure is the MBus module Other optional parts in the system could cause POST to fail this way Remove any optional SBus cards and memory and run the test again before replacing the MLB or MBus mod
42. 51 RS 232 mode 51 RS 423 mode 51 signal description keyboard mouse connector 184 SCSI connector 187 serial port A 184 serial port B 184 TPE connector 186 signal descriptions audio AUI connectors 181 parallel connector 181 standalone programs 11 Stop A key 34 storage module external 7 Sundiag System Exerciser 12 22 SunDiagnostic Executive 11 12 22 switch autoboot 11 diagnostic 11 switch setting diskette drive 132 symbol xx system unit 2 system placement requirement 171 system unit vents 171 system unit cover installing 163 removing 36 T target ID jumper settings 118 test 17 cdrom 18 disk 17 turn off 34 35 turn on 166 power input requirements 169 power on does not succeed 25 26 power supply connecting 112 disconnecting 110 test 26 power supply assembly installing 111 removing 109 power supply connector 27 pin assignment 27 powering on the system 166 Power On Self Test 12 Power On Self Test POST 13 probe scsi 21 probe scsi all 21 R rear view 2 regulatory compliance information 172 regulatory requirement 172 related books xx removing the NRVAM 58 replacement parts list 173 retainer clip 37 5 SBus boards and cards 5 SBus card 5 card extractor 73 81 card retainer 64 73 81 double width removing 45 74 installing 62 103 removing 42 99 single width removing 44 73 82 triple width removing 81 Sbus card double width removin
43. AM DSIMM Ecache ESM Forth Forth Toolkit frame buffer board IC ID Glossary 190 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 mouses monitors and peripherals devices Integer Unit Local Area Network Controller for Ethernet Light Emitting Diode See address Main logic board A printed circuit board installed in an MBus slot of the system unit that contained the CPU circuitry and components Indicated by the gt prompt From the gt prompt you can boot the system continue the execution of a halted program or enter the Forth Toolkit If disaster happened to your operating system the Monitor automatically starts A video display unit that is part of the SPARCstation 10 system It is not the same thing as a terminal Memory Management Unit Non Volatile 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 is a signal from the power supply which is activated after DC voltages have risen Power On Self Test The POST runs automatically when you turn on the system power switch or reboot the system The POST stored in the boot PROM is a series of rudimentary tests designed to verify that a viable boot path exists for loading more extensive diagnostic software such as
44. Antistatic Surface Place static sensitive parts such as boards cards modules and SIMMs on an antistatic surface The replacement procedures notify you when to place a part on an antistatic surface The following items can be used as an antistatic surface m Bag that is used to wrap a Sun replacement part Shipping container that is used to package a Sun replacement part m Inner surface of the system unit cover Sun ESD mat with Sun logo Available for purchase through your Sun sales representative Disposable ESD mat Available for purchase through your Sun sales representative 4 5 Disconnecting External SCSI Peripherals If your system unit has external SCSI peripherals connected to it disconnect the SCSI connector from the back of the system unit 1 Press the finger clips on the SCSI connector 2 Pull the connector to disconnect This action disconnects the SCSI cable from the system unit 4 6 Removing the System Unit Cover You need a Phillips screwdriver size 2 to remove the cover from the system unit Caution Hot surfaces are present Use care when opening the system chassis or handling components 1 Make sure that the power to your system unit is turned off but that the power cord remains plugged into the system unit and to the power source See Halting the System earlier in this chapter 4 36 SPARCstation 10 Service Manual July 1993 2 Use a Phillips screwdriver to fully loo
45. Cstation 10 computer system Chapter 2 Diagnostics Overview describes the different types of diagnostic firmware and software and discusses various tests supported by the SPARCstation 10 Chapter 3 Troubleshooting gives pointers for diagnosing a problem or failed component Chapter 4 Preparing the System gives precautions and explains steps you need to perform before you halt the SPARCstation 10 disconnect peripheral devices or open the system Preface xvii Chapter 5 Main Logic Board describes how to remove and install the main logic board and its main components Chapter 6 Open Boot PROM explains how to remove and install the open boot PROM Chapter 7 Non Volatile RAM NVRAM explains how to remove and install an NVRAM Chapter 8 DSIMMs explains how to remove and install a DRAM Single Inline Memory Module DSIMM Chapter 9 MBus Modules describes how to remove and install MBus modules Chapter 10 SBus Cards describes how to remove and install SBus cards Chapter 11 Power Supply Assembly describes how to remove and install the power supply assembly and fans Chapter 12 Hard Disk Drives tells how to remove and install hard disk drives and their mounting brackets Chapter 13 Diskette Drive explains how to remove and install a diskette floppy drive Chapter 14 DC Power Harness tells how to remove and install
46. L 0 o o e ee 2 FIGURE 5 11 MLB Retainer Screws at the Rear of the Chassis c Slide the board toward the front of the chassis See FIGURE 5 12 Locating posts 8 places FIGURE 5 12 Removing the MLB d Tilt the rear side of the board and lift it up and over the rear of the chassis 2 Place the board on an antistatic surface OT Preparing the MLB Unpack the replacement MLB Follow the instructions shipped with the board Chapter5 Main Logic Board 5 49 5 8 Removing Filler Panels 1 Remove each filler panel from the replacement MLB so the rear panels of the defective and the new MLB look the same a Remove the screws and washers from each filler panel to be removed Save the screws and washers for future use See FIGURE 5 13 Screws and washers 2 each O 5 b 5 SAN O o So Ps FIGURE 5 13 Filler Panel Fastening Hardware b The filler panel may have two plastic tabs holding it into the rear panel Push down the two plastic tabs on the filler panel Use both hands See FIGURE 5 14 Rear panel Plastic tabs FIGURE 5 14 Removing the Filler Panel 5 50 SPARCstation 10 Service Manual July 1993
47. LE 3 3 TABLE 5 1 TABLE 5 2 TABLE 5 3 TABLE 8 1 TABLE 12 1 TABLE 12 2 TABLE 12 3 TABLE A 1 TABLE A 2 TABLE A 3 TABLE A 4 Regulatory Compliance Information 2 Replacement Parts List 3 Positive Temperature Coefficient Devices 5 Parallel Connector Pin Assignments 9 Audio AUI Connector Pin Assignments 0 Parallel and Audio AUI Signal Description 181 Keyboard Mouse Connector Pin Assignments 2 Serial Port A amp B Pin Assignments 182 Keyboard Mouse and Serial Ports A amp B Signal Descriptions 184 Twisted Pair Ethernet Connector 185 Twisted Pair Ethernet Signal Description 6 SCSI Pin Assignments 186 SCSI Signal Descriptions 187 TABLE A 5 TABLE B 1 TABLE C 1 TABLE D 1 TABLE D 2 TABLE D 3 TABLE D 4 TABLE D 5 TABLE D 6 TABLE D 7 TABLE D 8 TABLE D 9 TABLE D 10 SPARCstation 10 Service Manual July 1993 xvi Preface About This Book The SPARCstation 10 Service Manual describes how to troubleshoot problems and install field replaceable units FRUs in the SPARCstation 10 computer system Technicians advanced computer system end users with experience replacing hardware and troubleshooting system administrators and qualified service providers should use this book Document Organization This book is comprised of 17 chapters and 4 appendixes in addition to a glossary and an index Chapter 1 System Overview describes the major components of the SPAR
48. LED into the LED connector The longer LED pin should be inserted into the LED connector with the red wire See FIGURE 15 7 Red wire Black wire ED LED connector FIGURE 15 7 Inserting the LED into the LED Connector Slide the LED into the LED cavity on the chassis Push it into the cavity until it comes in contact with the locating stop See FIGURE 15 8 Chapter 15 Internal Disk Cable 7 July 1993 SPARCstation 10 Service Manual 15 148 6 Install the diskette drive FIGURE 15 9 DC Power Harness Layout Internal disk cable DC power harness 5 Lay out the DC power harness in the chassis See FIGURE 15 9 FIGURE 15 8 Connecting the LED Connector to the LED a Connect the DC power connector to the power supply See FIGURE 15 9 b Position the drive unit so the data and power cables face the inside of the chassis c Lower the drive into the chassis and align the three grommets into the drive mounts See FIGURE 15 10 Grommet Diskette drive DC power connector Internal disk connector Chassis FIGURE 15 10 Installing the Diskette Drive d Connect the DC power connector to the diskette drive See FIGURE 15 10 e Connect the internal disk connector to the diskette drive The connector is keyed so that it will fit only one way See FIGURE 15 10 f Slide the diskette drive toward the center of the chassis until the three grommets sit tightly in the drive mounts
49. M chip into the socket on the MLB in the chassis The carrier is keyed so the NVRAM can be installed only one way Push the NVRAM chip into the carrier until it sits tightly in the socket Chapter5 Main Logic Board 5 59 N Q 5 11 2 Installing MBus Modules If the system has two MBus modules slot 1 on the top of slot 0 you must install the first module in slot 0 Then repeat steps 1 through 4 to install the second module in slot 1 Note If there is an MBus module installed in slot 1 the upper MBus slot you must remove it before you can install an MBus module in slot 0 Refer to the section Removing an MBus Module in this chapter Push the MBus module retainers back See FIGURE 5 26 MBus module Back panel pores gt Plastic tab FIGURE 5 26 Installing an MBus Module 2 Insert the first MBus module in the lower slot MBus slot 0 To insert an MBus module Insert the back edge of the module between the metal lower and plastic upper tabs on the back panel The MBus module connector should face the appropriate MBus connector on the MLB See FIGURE 5 26 2 MBus module retainers 5 60 SPARCstation 10 Service Manual July 1993 FIGURE 5 27 MBus Slot Locations on the Main Logic Board Caution Excessive force may bend or damage the pins Push the MBus module connector down until it is fully seated on the MLB Lock the module retainers in
50. M diagnostics Power On Self Test POST The Power On Self Test POST runs when you turn on the system power switch and one of the following conditions apply m Press Stop L1 d keys m The diag switch NVRAM parameter is set true m The system keyboard is disconnected Note When the keyboard is disconnected POST is not verbose The POST code which resides in the boot PROM is executed by the CPU IU when the Pok signal is received from the power supply The POST consists of a sequence of tests designed to test the major hardware components of the MLB in the short time before SunOS is booted POST does not perform extensive testing on any component of the MLB Only major failures can be detected by POST If a failure occurs in POST a specific LED pattern is displayed The LEDs are on the Compose Scroll Lock and Num Lock keys See FIGURE 2 2 The Caps Lock key LED located just above the left hand Shift key is not used as a power on test failure indicator but flashes on and off while POST is running During normal system operation the LEDs should not be interpreted as diagnostic error indicators SunOS is booted automatically following the system successful initialization unless the NVRAM configuration options specify otherwise Chapter 2 Diagnostics Overview 2 13 20 204 Scroll Lock Num Lock Caps Lock Compose FIGURE 2 2 Ar
51. Model 41 A 80 MHz 40 MHz Model 41 MP 2 x SM41 A 80 MHz 40 MHz Model 51 A 80 MHz 40 MHz Model 512 MP 2x SM51 A 80 MHz 40 MHz TABLE 5 2 System Clock Speed Jumper Settings Based on MBus Module MBus Jumper System Clock MBus Clock Module Part Number Setting Speed Speed SM20 501 2218 B 66 MHz 33 MHz SM30 501 2215 B 72 MHz 36 MHz 501 2239 SM40 501 2219 B 80 MHz 40 MHz 501 2358 SM41 501 2258 A 80 MHz 40 MHz 501 2270 501 2359 SM51 501 2352 A 80 MHz 40 MHz 501 2360 1 SM refers to SPARC Module 59 3 Three Clock Speed Jumpers The first type of board has three jumpers J1401 J1403 J1404 All three jumpers must be set for either mode A operation step one or mode B operation step two based on the system model number or MBus modules installed 1 Set the mode A clock speed jumpers Use a pair of needle nose pliers to move the jumpers to the correct positions See FIGURE 5 17 Chapter 5 Main Logic Board 5 53 8 SBus slot 3 SBus slot 2 Front SIMM slots SBus slot 1 SBus slot 0 Rear MBus slot 1 4Bus slot 0 FIGURE 5 17 Mode A Clock Speed Jumper Setting 3 Jumper Board 2 Set the mode B clock speed jumpers Use a pair of needle nose pliers to move the jumpers to the correct positions See 8 SBus slot 3 SBus slot 2 Fron
52. RE 2 1 GURE 2 2 GURE 3 1 GURE 4 1 GURE 4 2 GURE 4 3 GURE 4 4 GURE 4 5 GURE 4 6 GURE 4 7 GURE 4 8 GURE 5 1 Rear Panel Screws and Washers 3 Card Retainers 3 SBus Card Extractor 44 Removing a Single width SBus Card 44 Removing a Double width SBus Card 45 MBus Module Retainers and Extractor 46 Removing an MBus Module 47 DC Power Harness and Internal Disk Cable Layout 48 Lock Block Location 48 MLB Retainer Screws at the Rear of the Chassis 49 Removing the MLB 9 Filler Panel Fastening Hardware 50 Removing the Filler Panel 50 Jumper Locations on the MLB 1 Serial Port Jumper Settings 52 Mode A Clock Speed Jumper Setting 3 Jumper Board 54 Mode B Clock Speed Jumper Speed Setting 3 Jumper Board 54 Mode A Clock Speed Jumper Speed Setting 1 Jumper Board 55 Mode B Clock Speed Jumper Speed Setting 1 Jumper Board 56 Lowering the System Board into the Chassis 7 Connecting the Internal Cables 57 MLB Retainer Screws at the Rear of the Chassis 58 Lock Block Location 58 NVRAM Location 59 Installing an MBus Module 0 MBus Slot Locations on the Main Logic Board 61 MBus Module Retainers 2 Installing an SBus Card 63 GURE 5 2 GURE 5 3 GURE 5 4 GURE 5 5 GURE 5 6 GURE 5 7 GURE 5 8 GURE 5 9 GURE 5 10 GURE 5 11 GURE 5 12 GURE 5 13 GURE 5 14 GURE 5 15 GURE 5 16 GURE 5 17 GURE 5 18 GURE 5 19 GURE 5 20 GURE 5 21 GURE 5 22 GURE 5 23 GURE 5 2
53. SPARCstation 10 Service Manual 0 amp Sun microsystems THE NETWORK IS THE COMPUTER Sun Microsystems Computer Company A Sun Microsystems Inc Business 901 San Antonio Road Palo Alto CA 94303 4900 USA 650 960 1300 fax 650 969 9131 Part No 800 6358 11 Revision A July 1993 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
54. 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 e
55. T 6 OOO O OF ea 6 FIGURE 5 23 MLB Retainer Screws at the Rear of the Chassis 8 Install the lock block by inserting the screw through the lock block See FIGURE 5 24 Lock block o o 1 0 O e OO l kar 0 0 6 2 6 5 FIGURE 5 24 Lock Block Location 5 11 NVRAM This section describes how to remove and replace the NVRAM Non Volatile Random Access Memory chip 5 11 1 Removing the NVRAM Chip 1 Locate the NVRAM chip on the MLB in the chassis See FIGURE 5 25 5 58 SPARCstation 10 Service Manual July 1993 a MBus slot 1 Bus slot 1 Bus slot 3 MBus slot 0 SBus slot 0 SBus slot 2 0 0 va Open boot PROM Rear panel FIGURE 5 25 NVRAM Location Hold the NVRAM chip carrier on both ends and lift it straight up Gently wiggle the chip carrier as necessary Put the NVRAM in its chip carrier on an antistatic surface It is to be sent back with the defective system board to Sun Installing the NVRAM Chip Locate the NVRAM chip and remove it from the defective system board See FIGURE 5 25 Carefully align the pins and insert the NVRA
56. The physical order of the slots is based on an alternating bank pattern bank 0 bank 4 bank 1 bank 5 bank 2 bank 6 bank 3 and bank 7 SPARCstation 10 Service Manual July 1993 5 3 30 Each bank allows enough address space to accommodate a 64 Mbyte DSIMM If a 16 Mbyte DSIMM is installed in a bank the unused addresses are mapped out by the memory management hardware The physical memory starting address of any capacity DSIMM installed will always be as listed in TABLE 3 3 Chapter 3 Troubleshooting 1 3 32 SPARCstation 10 Service Manual July 1993 Preparing the System This chapter explains steps to perform before removing a replaceable part Topics covered in this chapter include the following How to halt the system Tools needed How to disconnect the external SCSI peripherals How to remove the system unit s cover How to attach a wrist strap CHAPTER 4 Halting the System Before you remove a replaceable part you must halt the system according to the following procedure Caution When the operating system or any other stand alone program has already booted do not use the Stop L1 a keys to halt the system Using the Stop L1 8 keys to abort program execution can cause damage to data files Save any files you are presently editing Quit from any applications that will lose information when the system halts See the Sun System User s Guide for more information about ending a work sessio
57. abytes installed in the system When the test memory diagnostic is running the number of megabytes being tested is displayed and counted down to zero during the test SunDiag System Exerciser Use the SunDiag System Exerciser which runs under SunOS to determine real time use of system resources and peripheral equipment such as Desktop Storage Packs and External Storage Modules The SunDiag System Exerciser verifies that the system is functioning properly The exerciser is shipped with SunOS and is preinstalled on a SPARCstation 10 system If selected during the SunInstall operating system loading procedure the exerciser can be run at any time The SunDiag System Exerciser is in the directory usr diag sundiag for SunOS 4 1 3 or in the directory opt SUNWdiag bin for SunOS 5 1 and later versions If the SunDiag System Exerciser is not found on the system hard disk or server you can load it from CD For information on how to use the SunDiag System Exerciser see the SunDiag User s Guide Appendix A Loopback Connectors in the SunDiag User s Guide explains how to connect the external loopback connectors required for some options If SunDiag passes the system is operating properly If SunDiag fails the error messages should indicate the part of the system which has failed If the error messages are not descriptive enough you may need to run POST or the Sun Diagnostic Executive 2 4 SunDiagnostic Executive The
58. age Range Current Power Amperes Dissipation Range 100 240 Vac 6A 187W 200W 406 BTU 47 63 Hz A 169 A 1 Environmental Requirements TABLE A 2 lists the environmental requirements for the operating environment and the non operating environment TABLE A 2 Environmental Requirements Operating Environment Temperature between 0 to 40 degrees C 32 and 104 degrees F Humidity 5 to 95 relative humidity Altitude 70 1 kPa 3 km or 9 843 ft equivalent Vibration 0 25G peak all axes 1 sweep at 1 octave min 5 500 5 Hz 10 minute dwell at a maximum of 4 resonant frequencies Shock 5G half sine 11 msec 10 impacts each on all 6 surfaces 0 343 m sec velocity change Acoustic noise 5 1 bels lt 28 degrees C or 82 4 degrees F environment Idle Acoustic Noise 5 0 bels lt 28 degrees C or 82 4 degrees F environment per declared noise emissions in accordance with ISO 9296 Non Operating Environment Temperature between 40 to 75 degrees C or 40 to 167 degrees F Humidity 95 relative humidity Altitude 19 3 kPa 12 km or 39 370 ft Vibration 1 0G peak all axes 12 mm peak peak 1 sweep at 1 octave min 5 500 5 Hz 10m minute dwell at a maximum of 4 resonant frequencies Shock 3 5 m sec velocity change 3 msec max pulse duration 3 impacts each on all 6 surfaces Handling drops 1 rotational flat drop each edge 1 rotational edge drop each edge 80 mm drop height 40 mm block height Mechanical 100 inserts per c
59. and a message is displayed the system SCSI controller has successfully probed the devices This is an indication that the MLB is working correctly If one disk does not respond to the probe but the other does replace the unresponsive drive If your system has only one internal disk drive and the probe scsi test fails to show the device in the message replace the disk drive If the problem is still evident after replacing the drive replace the MLB If replacing the disk drive and the MLB does not correct the problem replace the internal disk drive cable assembly Determining a Failed DSIMM The operating system diagnostic program or POST should display a DSIMM location J number as part of the memory error message TABLE 3 3 lists the DSIMM locations and the corresponding physical addresses If the only available information is a physical memory address refer to TABLE 3 3 to locate the failed DSIMM TABLE 3 3 DSIMM Slot Locations and Physical Addresses Physical Physical Memory Memory DSIMM Slot Location Address Start Address End 10201 bank 0 0000 0000 03ff ffff J0203 bank 1 0400 0000 07ff ffff J0302 bank 2 0800 0000 Obff ffff J0304 bank 3 0600 0 Offf ffff J0202 bank 4 1000 0000 13ff ffff J0301 bank 5 1400 0000 17ff ffff J0303 bank 6 1800 0000 1bff ffff J0305 bank 7 1c00 0000 1fff ffff Note The physical order of the DSIMM slots on the MLB is not the same as the order of the banks listed in the table
60. ards have six sets Save the screws and washers for future use Screws and washers 2 each 6 8 Be 5 8 BE 8 9 Se 0 2 08 FIGURE 10 2 Rear Panel Screws and Washers 8 Push the rear card retainers away from the edge of the SBus card See FIGURE 10 3 10 100 SPARCstation 10 Service Manual July 1993 Rear card retainers FIGURE 10 3 SBus Rear Card Connectors 9 Install the card extractor shipped with the system on the SBus card Insert the legs of the extractor into the holes on either side of the connector See FIGURE 10 4 Install two card extractors on an SBus card that occupies two slots Card extractor FIGURE 10 4 Installing or Removing the Card Extractor 10 Hold both ends of the card extractor and pull upwards slowly until the connector is out of the slot See FIGURE 10 5 and FIGURE 10 6 Chapter 10 SBusCards 10 101 SPARCstation 10 Service Manual July 1993 10 102 FIGURE 10 6 Removing a Double Width SBus Card 0 2 je Q O es gt x lt O FIGURE 10 5 Removing a Single Width SBus Card Card extractor SBus card double widt Card extractors SBus card double width FIGURE 10 7 Removing a Double width SBus Card Remove the card extractor s from the SBus card Save the card extractor s for future use Place th
61. at the system power cord remains connected to the system and the wall outlet 3 Remove the system unit cover Refer to Removing the System Unit Cover in Chapter 4 4 Attach the wrist strap Refer to Attaching the Wrist Strap in Chapter 4 5 Remove both clips from the diskette drive mounts before you remove the diskette drive Keep the clips for future use See FIGURE 13 1 FIGURE 13 1 Removing Diskette Drive Clips 6 Slide the diskette drive toward the outer side of the chassis to free the grommets from the drive mounts See FIGURE 13 2 13 130 SPARCstation 10 Service Manual July 1993 0 Grommet Diskette drive DC power connector Internal disk connector Chassis FIGURE 13 2 Removing a Diskette Drive 7 Disconnect the DC power connector and the internal disk connector from the diskette drive See FIGURE 13 2 8 Lift the diskette drive out of the chassis and put it on an antistatic surface 13 3 Preparing the Diskette Drive Before installing a diskette drive you must check the diskette drive switch setting and make sure that the switch is set correctly as shown in FIGURE 13 3 Chapter 13 Diskette Drive 1 Hard disk drive SBus card y Front panel Hard disk drive SIMM slots Main logic board MBus module Back panel Diskette drive Setting for diskette drive switch Move switch to the
62. ating system is SunOS 4 x enter usr etc halt 3 You are presented with theok prompt Theok prompt is the default prompt If you want to change the default prompt to the gt prompt see the Open Boot 2 0 Command Reference 4 Enter help diag to get a listing of tests comprising on board diagnostics Chapter 2 Diagnostics Overview 2 15 The following example summarizes the steps you need to take to halt the system enter the Forth Toolkit and list the diagnostic tests hostname usr etc halt ok help diag Category Diag diagnostic routines test device specifier run selftest method for specified device Examples test iommu sbus ledma f 400010 le test net test net test net device specifier is an alias test scsi test scsi device specifier is an alias test floppy test floppy disk drive watch clock show ticks of real time clock watch net monitor broadcast packets using auto selected interfac watch aui monitor broadcast packets using 1 interface watch tpe monitor broadcast packets using TPE interface watch net all monitor broadcast packets on all net interfaces probe scsi show attached SCSI devices probe scsi all show attached SCSI devices for all host adapters test all xecute test for all devices with selftest method test memory test all memory if diag switch is true otherwise test memory specified by selftest megs These o
63. boot PROM Rear panel FIGURE 6 5 Location of Open Boot PROM 6 74 SPARCstation 10 Service Manual July 1993 14 Remove the open boot PROM Use an IC extractor or small flat bladed screwdriver to remove the open boot PROM from its socket See FIGURE 6 6 Notch on boot PROM FIGURE 6 6 Proper Orientation of Open Boot PROM 15 Place the open boot PROM on the antistatic surface 6 3 Installing the Open Boot PROM 1 Unpack the replacement open boot PROM 2 Hold the PROM by both edges and match the notch on the open boot PROM with the notch on the socket See FIGURE 6 6 Note Do not touch the pins 3 Align the pins and insert the open boot PROM in the socket Match the pin 1 indicator on the open boot PROM with the indicator on the socket Chapter6 Open Boot PROM 6 75 Caution Inserting the PROM backwards will damage the PROM 4 Install the SBus card in slot 2 or 3 if you removed them Go to step 5 otherwise a Make sure that the card retainers are pushed back b Slide the SBus card at an angle into the back panel of the system unit See FIGURE 6 7 Make sure the mounting plate on the SBus card hooks upward into the back panel of the system unit Rear panel SBus card FIGURE 6 7 Installing the SBus Card in Slot 2 or 3 c Align the plug with the socket of the SBus slot Insert the plug into the socket by pressing with your fingers on the corners of the SBus
64. correct positions Front panel U J Diskette Hard Hard drive disk disk RS 42 drive drive e J0802 oy gt 2E 9 Sg 5 Back panel FIGURE 5 16 Serial Port Jumper Settings Clock Speed Jumpers You must set the system clock speed jumpers on the Main Logic Board to ensure correct operation of the MBus module This section describes the jumper settings for two different types of Main Logic Boards Use the following tables to determine the correct jumper settings for your system Both tables give the proper jumper settings See TABLE 5 1 if you know your system model number or see TABLE 5 2 to find the jumper settings based on your MBus module numbers TABLE 5 1 System Clock Speed Jumper Settings Based on SPARCstation 10 Model Number Jumper System Clock MBus Clock SPARCstation 10 Model Number Setting Speed Speed Model 20 B 66 MHz 33 MHz Model 30 B 72MHz 36 MHz Model 40 B 80 MHz 40 MHz Model 402 MP 2 x SM40 A 80 MHz 40 MHz 5 92 5 52 SPARCstation 10 Service Manual July 1993 TABLE 5 1 System Clock Speed Jumper Settings Based on SPARCstation 10 Model Number Continued Jumper System Clock MBus Clock SPARCstation 10 Model Number Setting Speed Speed
65. ctronic components that are extremely sensitive to static electricity Ordinary amounts of static from your clothes or work environment can destroy the components Wear a grounding strap when handling the drive Refer to Attaching the Wrist Strap in Chapter 4 Do not touch the components or any metal parts To remove the LED 1 Check that the system power cord remains connected to the system and the wall outlet 16 155 2 Remove the system unit cover Refer to Removing the System Unit Cover in Chapter 4 3 Attach the wrist strap Refer to Attaching the Wrist Strap in Chapter 4 4 Remove the diskette drive from the system a Slide the diskette drive toward the outer side of the chassis to free the grommets from the drive mounts See FIGURE 16 1 0 Grommet Diskette drive DC power connector Internal disk connector Chassis FIGURE 16 1 Removing a Diskette Drive b Disconnect the DC power connector from the diskette drive See FIGURE 16 1 c Disconnect the internal disk connector from the diskette drive See FIGURE 16 1 d Lift the diskette drive out of the chassis and place it on an antistatic surface 5 Disconnect the LED connector from the LED See FIGURE 16 2 SPARCstation 10 Service Manual July 1993 16 156 FIGURE 16 2 Disconnecting the LED from the LED Connector 6 Push the LED in by using the tip of a Phillips screwdriver See FIGURE 16 3 Chapter 16 Light Emitting
66. drive mounts Note The system cover may not close if the diskette drive is not seated correctly in the drive mounts f Insert clips into the diskette drive mounts at two places after installing the diskette drive Chapter 16 Light Emitting Diode 1 FIGURE 16 7 Installing Diskette Drive Clips 5 Follow the instructions in Chapter 17 to detach the wrist strap install the cover connect the expansion unit s and power on the system 16 162 SPARCstation 10 Service Manual July 1993 Powering On the System This chapter explains the steps to perform before and after replacing a part Unwrap the wrist strap from your wrist and detach the adhesive copper strip from the power supply Topics covered in this chapter include the following Installing the system unit cover Connecting peripheral s to the system Turning the power on CHAPTER 17 Installing the System Unit Cover Note The card retainers on the MBus module should be pushed down over the edge of the module You will not be able to close the system unit cover properly otherwise To install the system unit cover Hold the cover at an angle approximately as shown and gently guide the hinge tabs on the cover into the tab slots on the front of the system unit Continue to hold onto the cover See FIGURE 17 1 17 163 17 1 1 Cover Hinge tab Base Bac
67. e SBus card on an antistatic surface Save the SBus card for reuse Remove the cards from the bottom slots Repeat steps 6 through 12 to remove the cards from the bottom slot s if there are any 11 12 13 Installing an SBus Card Remove the new card from its antistatic bag Hold the card by the edges Place the SBus card on an antistatic surface either an antistatic mat or the antistatic bag the card was shipped in If required for your card set the jumpers or switches on the card Refer to the guide for your SBus product If the card you are installing has tabs on the backplate remove the adapter bracket Chapter 10 SBusCards 10 103 10 3 a Remove the two screws attaching the adapter bracket to the backplate See FIGURE 10 8 Adapter bracket FIGURE 10 8 Removing the Adapter Bracket from the SBus Card b Save the adapter bracket and the screws You might need to use them when installing SBus cards in other systems 5 If there are filler panels where you are going to install the SBus card you must remove them See FIGURE 10 9 Rear panel Filler panel Plastic tabs FIGURE 10 9 Removing a Filler Panel 10 104 SPARCstation 10 Service Manual July 1993 6 Push both rear card retainers back See FIGURE 10 10 Rear card retainers FIGURE 10 10 SBus Card Plug Socket and Retainers 7 Remove the card retainer from the SBus card See FIGURE 10 11 a
68. e TABLE 12 1 TABLE 12 1 SCSI Drive Jumper Settings and Addresses Target ID Jumper SCSI Drive Location Settings Address Position 0 440 Installed 3 A1 Installed A2 Not installed Position 1 440 Installed 1 A1 Not installed A2 Not installed 424 Mbyte Jumper Settings To verify the SCSI ID jumpers Make sure that the drive is on an antistatic surface either an antistatic mat or the antistatic bag the drive was shipped in Compare the SCSI device ID and configuration jumper settings to FIGURE 12 5 Set the jumper settings to match FIGURE 12 5 using needlenose pliers 12 6 12 6 1 12 118 SPARCstation 10 Service Manual July 1993 SCSI address SCSI address jumper settings jumper settings Drive 0 Drive position 1 A2 42 SCSI device ny 41 Configuration address jumper settings AO AO Configuration 3 jumper settings Jumper installed E ee F i i Factory default FIGURE 12 5 SCSI Address and Configuration Jumper Settings for 424 Mbyte Drive Position 0 and 1 Installing a 424 Mbyte Drive 1 Complete the procedure for setting drive jumpers See the Checking and Setting SCSI Jumpers 2 Remove the drive grommets from the defective drive 3 Set the replacement hard disk d
69. e to you and how they are related The main categories of diagnostics are Boot PROM diagnostics Power On Self Test POST On Board Diagnostics SunDiag System Exerciser SunDiagnostic Executive Forth Toolkit FIGURE 2 1 is a flowchart that outlines the roles played by various diagnostics during 2 9 the default boot mode CHAPTER 2 Display errors keyboard LEDs and serial port A Stop L1 A to getto Low level POST the ok prompt Y ok prompt boot command at ok prompt Boot user specified program device and Power on switch Keyboard attached No Yes Stop L1 D Diag switch true Probe SBus devices and interpret their drivers Display banner and run high level tests Display testing i Auto boot true Yes default Boot from device alias disk Default Boot Mode Flowchart SPARCstation 10 Service Manual July 1993 Boot from device alias net FIGURE 2 1 2 10 How It Fits Together This section describes how the various diagnostic tools work together in the different power on modes This description assumes you are using a graphics monitor to view test results The flowchart in FIGURE 2 1 outlines the roles played by various diagnostics during the default boot mode POST runs automatically at power on if the Stop L1
70. e wrist strap install the cover connect the expansion unit s and power on the system 8 92 SPARCstation 10 Service Manual July 1993 MBus Modules If you remove a defective MBus module install the replacement MBus module in the same slot CHAPTER 9 Tools Needed To remove and install an MBus module you need the following tools and materials a Phillips screwdriver size 2 m Card extractor Wrist strap Antistatic surface 9 1 Removing the MBus Module Power off the system and disconnect the expansion units Refer to Chapter 4 Caution Printed circuit boards are made of delicate electronic components that are extremely sensitive to static electricity Ordinary amounts of static from your clothes or work environment can destroy the boards Wear a grounding wrist strap when handling the boards Attach the wrist strap to the metal casing of the power supply at the rear of the unit top Handle boards only by the edges Do not touch the components themselves or any metal parts 9 93 9 2 AN Do not disconnect the power cord from the system unit power outlet or from the wall socket This connection provides the ground path necessary to safely remove and install the printed circuit boards and components In addition keep the internal power supply cable connected to the MLB Make sure that the system unit power is turned OFF by checking that the green light emitting diode LED at t
71. em Unit Cover 36 4 7 Attaching the Wrist Strap 38 4 8 Replacing the Cover 39 5 Main Logic Board 41 5 1 Tools Needed 41 5 2 Preparing Your System 41 5 3 Removing an SBus Card 42 5 4 Removing an MBus Module 45 5 5 Disconnecting the Internal Cables 47 5 6 Removing the MLB 48 5 7 Preparing the MLB 49 5 8 Removing Filler Panels 50 5 9 Setting Jumpers 51 SPARCstation 10 Service Manual July 1993 v Contents 5 9 1 Serial Port Jumpers 51 5 9 2 Clock Speed Jumpers 52 5 9 3 Three Clock Speed Jumpers 3 5 9 4 Single Clock Speed Jumper 55 5 10 Installing the MLB 56 5 11 NVRAM 58 5 11 1 Removing the NVRAM Chip 58 5 11 2 Installing the NVRAM Chip 59 5 12 Installing MBus Modules 60 5 13 Installing an SBus Card 62 5 14 Replacing DSIMMs 65 5 14 1 DSIMM Insertion Tool 7 Open Boot PROM 71 6 1 Tools Needed 71 6 2 Removing the Open Boot PROM 71 6 3 Installing the Open Boot PROM 75 Non Volatile RAM NVRAM 79 7 1 Tools Needed 79 7 2 Removing the NVRAM 79 7 3 Installing the NVRAM 83 DSIMMs 87 8 1 Tools Needed 87 8 2 Removing 8 DSIMM 7 8 3 Installing the DSIMM 89 MBus Modules 93 9 1 Tools Needed 93 9 2 Removing the MBus Module 3 9 3 Installing an MBus Module 6 SBus Cards 99 10 1 Tools Needed 99 10 2 Removing an SBus Card 9 10 3 Installing anSBus Card 103 Power Supply Assembly 109 11 1 Tools Needed 109 11 2 Removing the Power Supply Assembly 9 11 3 Installing the Power Supply Assembly 1 Hard Disk Drives 3
72. es step by step instructions on how to install the system hardware and software SPARCstation 10 DSIMMs Installation provides step by step information on how to install DSIMMs in the SPARCstation 10 system 424 Mbyte Disk Drive Installation Guide provides information on how to install 424MB drives in the SPARCstation 10 system 1 05 Gbyte Disk Drive Installation Guide provides information on how to install 1 05GB drives in the SPARCstation 10 system Desktop Storage Pack Installation Guide explains how to install and daisy chain desktop storage packs Desktop Storage Module Installation Guide explains how to install and daisy chain desktop storage modules External Storage Module Installation Guide provides step by step information on how to install external storage modules that can be connected to a SPARCstation 10 system xxi xxii SPARCstation 10 Service Manual July 1993 CHAPTER 1 System Overview This overview of the SPARCstation 10 system hardware is helpful in servicing and maintaining hardware equipment The system major components usually consist of the following System unit Video monitor or a terminal Keyboard Mouse Speaker box External storage modules optional FIGURE 1 1 shows how to connect the system major components with an external drive Mo
73. evel N C TPI I Analog N C N C Appendix Signal Descriptions RJ45 FIGURE D 4 Twisted Pair Ethernet TABLE D 7 Twisted Pair Ethernet Connector Pin Function Level Pin 1 TPO O Analog 5 2 TPO 0 Analog 6 3 TPI I Analog 7 4 N C 8 Twisted Pair Ethernet Signal Description Level TTL TTL TTL TTL TTL TTL TTL TTL TTL GND I amp O I amp O I amp O I amp O I amp O I amp O I amp O I amp O I amp O Twisted Pair Ethernet TABLE D 8 Twisted Pair Ethernet Signal Description Function sd0 sd1 sd2 sd3 sd4 sd5 sd6 sd7 sdp Ground Pin 26 27 28 29 30 31 32 33 34 35 Signal Descriptions TPO Differential Twisted Pair Transmit Data TPI Differential Twisted Pair Receive Data D 3 D 3 1 SCSI 000007 6 0 ooo oat 500 0 0 0 0 0 0 000000000 000000 0 02 FIGURE D 5 SCSI Connector TABLE D 9 SCSI Pin Assignments Pin Function 1 0 Level Z 0 E D E 0 0 0 Ground Z Ground Z Ground Z Ground Z Ground Ground Z Ground Z Ground oo NOAUA RA Q N Z Ground 2 Z Ground SPARCstation 10 Service Manual July 1993 D 4 D 186 7 Level TTL TTL TTL TTL TTL TTL TTL Signal Descriptions TABLE D 9 SCSI Pin Assig
74. f the SBus card 10 Install a washer and a screw into the screw hole adjacent to the SBus card on the rear panel each at two places Double width SBus cards requires screws and washers in four places Triple width SBus cards require screws and washers in six places The long side of the washer should be oriented vertically See FIGURE 7 7 7 84 SPARCstation 10 Service Manual July 1993 Screws and washers 2 each BE a lt 2 5 of as Bf 0 50 Coa eC FIGURE 7 7 Rear Panel Screws and Washers 11 Follow the instructions in Chapter 17 to detach the wrist strap install the cover connect any expansion unit and power on the system Chapter 7 Non Volatile RAM NVRAM 5 7 86 SPARCstation 10 Service Manual July 1993 DSIMMs This chapter explains how to remove and install a DRAM Single Inline Memory Module DSIMM from a SPARCstation 10 CHAPTER 8 Tools Needed To remove and install a DSIMM you need the following tools and materials a Phillips screwdriver size 2 Wrist strap Antistatic surface 8 1 Removing a DSIMM Power off the system and disconnect the expansion units Refer to Chapter 4 Caution A DSIMM is made of delicate electronic components that are extremely sensitive to static electricity Ordinary amounts of static from your clothes or work e
75. g 82 SBus card triple width Index 196 SPARCstation 10 Service Manual July 1993 Index 197 V Video Frame Capture card 6 video monitor replacing 165 view exploded 4 5 front 2 rear 2 top 3 watch aui 9 watch clock 8 watch net 19 watch net all 19 watch tpe 19 Wrist strap 38 wrist strap attaching 38 detaching 163 disk0 17 disk1 17 disk2 18 disk3 18 floppy 17 keyboard 18 MLB 28 net 17 net aui 17 net tpe 17 power supply 26 screen 17 scsi 17 tape 18 tape0 18 tapel 18 ttya 18 ttyb 18 test lt device path gt 17 test all 17 18 test memory 21 tests supported 17 thick ethernet 19 Tools 35 tools needed 35 DC power harness 135 disk drive 113 diskette drive 129 DSIMM 87 internal disk cable 141 LED 155 main logic board 41 MBus module 93 NVRAM 79 Open Boot PROM EPROM 71 power supply assembly 109 SBus card 99 top view 3 turn off the power 34 35 turn on the power 166 twisted pair ethernet TPE 19 typeface xx U user specified programs 11 Index 198 SPARCstation 10 Service Manual July 1993
76. g off the power and turning it back on again This pause prevents possible damage to power supply components in your system unit SPARCstation 10 Service Manual July 1993 17 7 gt 17 166 Caution Hot surfaces are present Use care when opening the system chassis or handling components Turn the power switches on in this order Monitor External drive unit s if you have one System unit After a minute or so you should see the login prompt system messages system messages system messages system messages system messages system messages hostname login When you see the login screen you can log in to your system For more information on logging in see Chapter 2 of the Sun System User s Guide Chapter 17 Powering On the System 7 17 168 SPARCstation 10 Service Manual July 1993 APPENDIX A System Specifications This appendix contains the input power requirements environmental requirements physical dimensions packaging dimensions and regulatory compliance information Power Input Requirements TABLE A 1 lists the power input requirements for the system unit The maximum power dissipated is less than or equal to 187 watts The power supply automatically selects the correct AC voltage range TABLE A 1 Power Input Requirements and Power Dissipation for the System Unit Maximum Maximum Maximum Operating Operating Input Input Input Volt Thermal Frequency Volt
77. ge the pins Plug Socket Rear card retainers FIGURE 5 31 SBus Card Plug Socket and Retainers 5 Push the rear card retainers forward over the edge of the SBus card locking them in place 6 Install the washers and screws you removed earlier into the screw holes adjacent to the SBus card on the back panel using a Phillips screwdriver The long side of the washer should be oriented vertically See FIGURE 5 32 FIGURE 5 32 SBus Card Backpanel Screws and Washers 5 64 SPARCstation 10 Service Manual July 1993 5 14 Replacing DSIMMs Remove all of the DSIMMs from the defective MLB and install them in the corresponding slots on the new MLB mounted in the chassis FIGURE 5 33 and FIGURE 5 34 show the back and front views of a SPARCstation 10 DSIMM The surface with the center vertical chip should face the system unit back panel when installed 0 D NNNnnn Key notch Center vertical chip FIGURE 5 33 SPARCstation 10 DSIMM Back Panel View No vertical chip Ses ey notch FIGURE 5 34 SPARCstation 10 DSIMM Front Panel View To replace a DSIMM 1 Locate the DSIMM slots on the main logic board See FIGURE 5 35 Chapter5 Main Logic Board 5 65 slots Front 5 J0305 J0304 J0303 J0302
78. good packet X is a bad packet Type any key to stop O 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 k watch net all iommu f e0000000 sbus f e0001000 lebuffer 1 40000 1le 1 60000 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 O iommu f e0000000 sbus f e0001000 ledma f 400010 le f c00000 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 SPARCstation 10 Service Manual July 1993 2 20 probe scsi probe scsi all The probe scsi test sends an inquiry command to internal and external SCSI devices connected to the SPARCstation 10 on board 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 2 3 3 5 ok probe
79. hanumeric test pattern on the system serial test ttyb ports ttya serial port A ttyb serial port B You must attach a terminal to the tested port to observe the output test keyboard Executes the keyboard selftest The four LEDs on the keyboard should flash on once and this message is displayed Keyboard Present test all The 665 811 command tests all devices in the system which have a selftest program Tests are executed in order using the device tree viewed with the show devs command as reference Disks tapes and CDROMs are not tested by test all watch clock The watch clock test reads a register in the NVRAM TOD Non Volatile RAM Time of Day chip on the MLB 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 See the example below ok watch clock Watching the seconds register of the real time clock chip It should be ticking once a second Type any key to stop 41 2 3 3 2 2 3 3 3 2 18 SPARCstation 10 Service Manual July 1993 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 See the following example ok watch net Internal
80. he external unit containing the tape drive is referred to as the Desktop Backup Pack The external unit containing a disk drive is specifically referred to as the Desktop Disk Pack The external unit containing a compact disc drive is specifically referred to as the Desktop SunCD Pack An external unit containing a compact disc drive See SunDiagnostic Executive Direct Memory Access Dynamic Random Access Memory DRAM Single Inline Memory Module A small printed circuit card that contains dynamic random access memory DRAM chips External cache is a cache that is located external to the microprocessor See cache External Storage Module An external unit that contains disk and or tape drive s that can be connected to a SPARCstation 10 A high level programming language A major feature of Forth is that user defined operators can be used as if they are 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 Integrated Circuit Identification SPARCstation 10 Service Manual July 1993 CRU Desktop Backup Pack Desktop Disk Pack Desktop Storage Module Desktop Storage Pack DSP Desktop SunCD Pack Diagnostic Executive DMA DR
81. he front of the chassis is not lit and the fan in the power supply is not running Check that the green LED at the front of the chassis is not lit Check that the system power cord remains connected to the system and the wall outlet Remove the system unit s cover Refer to Removing the System Unit Cover in Chapter 4 Attach the wrist strap Refer to Attaching the Wrist Strap in Chapter 4 Caution Hot surfaces are present Use care when opening the system chassis or handling components Push back both card retainers for the MBus module If the system has two MBus modules slot 1 on top of slot 0 and slot 0 is the defective module remove the top module first See FIGURE 9 1 SPARCstation 10 Service Manual July 1993 9 94 Card extractor Card retainers Main logic board FIGURE 9 1 MBus Module Card Retainers and Card Extractor 6 Install the card extractor on the MBus module See FIGURE 9 2 FIGURE 9 2 Installing the Card Extractor Chapter9 MBus Modules 9 95 7 Grasp both edges of the card extractor with your fingers and pull on both corners of the MBus module until the connector is out of the slot See FIGURE 9 3 FIGURE 9 3 Removing an MBus Module 8 Remove the card extractor from the MBus module Save the card extractor for future use 9 Place the MBus module on the antistatic surface 10 Repeat steps 6 through 10 to remove the module from slot 0
82. if it is to be replaced 9 3 Installing an MBus Module 1 Open the protective packaging and take out the MBus module Note MBus slot 0 must have a module installed or the system will not work 9 96 SPARCstation 10 Service Manual July 1993 2 Insert the back edge of the module between the metal lower and plastic upper tabs on the back panel The connector on the MBus module should be facing the appropriate MBus slot See FIGURE 9 4 MBus module Back panel Ten tab MBus module retainers FIGURE 9 4 Installing an MBus Module 3 Push the MBus module connector down into the socket See FIGURE 9 5 a Hold the corners of the MBus module connector b Press down firmly until the module sits into place Make sure the module is fully inserted into the slot Caution Excessive force may bend or damage the pins Chapter 9 MBus Modules 7 MBus module retainers FIGURE 9 5 Locking the MBus Module Retainers Push and lock the retainer arms over the edge of the MBus module See FIGURE 9 5 If the system has two MBus modules slot 1 on top of slot 0 and the defective module is in slot 0 install the module in slot 0 first Follow steps 2 through 6 to replace module in slot 1 Note If the module is not fully inserted into the MBus slot connector the card retainers may not lock over the module s edge Detach the wrist strap and replace the cover Refer t
83. in Chapter 17 to detach the wrist strap install the cover connect the expansion unit s and power on the system Chapter 10 SBusCards 10 107 10 108 SPARCstation 10 Service Manual July 1993 CHAPTER 1 1 Power Supply Assembly This chapter describes how to remove and install the power supply assembly The power supply assembly also contains fans 11 1 Tools Needed To remove and install the power supply assembly you need the following tools and materials a Phillips screwdriver size 2 Caution Make sure to disconnect the power cord from the back panel of the system unit before removing the power supply assembly from the system unit 11 2 Removing the Power Supply Assembly 1 Power off the system and disconnect the expansion units Refer to Chapter 4 2 Turn the power switch off O position 3 Check that the green LED at the front of the chassis is not lit 4 Remove the power cord from the system unit 5 Remove the system unit cover Refer to Removing the System Unit Cover in Chapter 4 11 109 6 Disconnect the power supply connector from the main logic board J1501 See FIGURE 11 1 7 Disconnect the power supply connector from the DC power harness See FIGURE 11 1 8 Loosen the captive screw that secures the power supply assembly to the chassis See FIGURE 11 1 J1501 DC power harness Captive screw FIGURE 11 1 Disconnecting the Power Supply 9 Slide the power
84. into the Chassis 0 FIGURE 16 6 Installing the Diskette Drive 161 FIGURE 16 7 Installing Diskette Drive Clips 2 FIGURE 17 1 Installing the System Unit Cover 164 FIGURE 172 Pushing Down on the Rear Cover Edges 4 FIGURE 173 Rear Panel Captive Retainer Screws 5 FIGURE C 1 PTCs on the Main Logic Board 176 FIGURE 1 Parallel and Audio AUI Connectors 9 FIGURE D 2 Keyboard Mouse Connector 182 FIGURE D 3 Serial Port A 8 B Connectors 2 FIGURE D 4 Twisted Pair Ethernet 185 FIGURE D 5 SCSI Connector 186 xiv SPARCstation 10 Service Manual July 1993 Tables List of Acronyms 3 Video Monitor Types 6 Autoboot and Diagnostic Switch Parameters 11 Summary of Available Diagnostic Tools 2 Keyboard LED States 14 Supported Tests 17 Power Supply Connector Pin Assignments 27 Keyboard LED States 28 DSIMM Slot Locations and Physical Addresses 30 System Clock Speed Jumper Settings Based on SPARCstation 10 Model Number 52 System Clock Speed Jumper Settings Based on MBus Module 3 DSIMM Installation Sequence 66 DSIMM Installation Sequence 90 SCSI Drive Jumper Settings and Addresses 118 SCSI Target ID Jumper Settings 0 Configuration Jumper Acronym Definitions 2 Power Input Requirements and Power Dissipation for the System Unit 169 Environmental Requirements 170 Physical Specifications 1 Packaging Dimensions 172 Tables xv TABLE 1 1 TABLE 1 2 TABLE 2 1 TABLE 2 2 TABLE 2 3 TABLE 2 4 TABLE 3 1 TABLE 3 2 TAB
85. is keyed so it fits only one way d Connect the DC power connector to the disk drive The connector is keyed so it will fit only one way e Lower the drive and slide it forward toward the front of the chassis until the grommets sit tightly in the drive mounts See FIGURE 15 14 Note If the drive is not pushed forward far enough and seated properly the system cover may not close correctly f Repeat steps a through e if a second disk drive is present 15 152 SPARCstation 10 Service Manual July 1993 DC power connector Disk drive K Internal disk connector Grommets Grommets N Drive mount Ol 0 gt FIGURE 15 14 Installing the Disk Drive 8 Follow the instructions in Chapter 17 to detach the wrist strap install the cover connect the expansion unit s and power on the system Chapter 15 Internal Disk Cable 3 15 154 SPARCstation 10 Service Manual July 1993 CHAPTER 16 Light Emitting Diode This chapter explains how to remove and install the light emitting diode LED 16 1 Tools Needed To remove and install the LED you will need the following tools and materials Phillips screwdriver size 2 Wrist strap Antistatic surface 16 2 Removing the LED Follow the instructions in Chapter 4 to power off the system and disconnect the expansion units Caution The hard disk drive contains ele
86. k FIGURE 17 1 Installing the System Unit Cover 2 Slowly lower the cover onto the system unit 3 Place your hands on the top rear of the cover Push down on both sides of the cover See FIGURE 17 2 FIGURE 17 2 Pushing Down on the Rear Cover Edges 4 Guide the cover down so that the plastic retainer clip snaps the cover to the rear panel See FIGURE 17 2 5 Use a Phillips screwdriver to tighten the captive screw on the rear panel Do not over tighten the screw See FIGURE 17 3 17 164 SPARCstation 10 Service Manual July 1993 Captive retainer screws O 8 6 0 ce 5 FIGURE 17 3 Rear Panel Captive Retainer Screws 17 2 Connecting a Desktop Storage Pack To connect a Desktop Storage Pack DSP to the system unit 1 Connect the connector on the SCSI cable to the SCSI port on the system unit s back panel 2 See the Desktop Storage Pack Installation Guide for additional installation information 17 3 Connecting an External Storage Module To connect the External Storage Module ESM to the system unit 1 Connect the SCSI connector on the SCSI adapter cable to the SCSI port on the system unit back panel 2 See the Sun External Storage Module for additional installation instructions 174 Connecting a Video Monitor
87. m 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 which holds data temporarily and which may also perform other functions in conjunction with various I O machines Wires or bundles of wires configured with connectors at each end and used to connect two or more hardware devices A mechanism for accelerating a microprocessor performance A cache is a small fast memory between the microprocessor and main memory It quickens a microprocessor access time to main memory It also stores the most recently used information data instructions etc and provides such information again to the microprocessor more rapidly than could main memory See printed circuit board Central processing unit Glossary 189 address A RMS attachment unit interface AUD port board boot boot PROM boot PROM diagnostics buffer cables cache card CPU Customer Replaceable Unit An external unit containing a tape drive that can be connected to a SPARCstation 10 system An external unit containing a disk drive that can be connected to a SPARCstation 10 system An external data storage that contains a disk drive or a tape drive A generic name for an external unit containing a tape drive disk drive or a CD ROM drive that can be connected to a SPARCstation 10 T
88. mation on tests you can run from the Forth Toolkit see Open Boot 2 0 Command Reference Chapter 2 Diagnostics Overview 2 23 2 24 SPARCstation 10 Service Manual July 1993 Troubleshooting This chapter describes how to diagnose a problem with a SPARCstation 10 system Keep in mind that this chapter does not cover all the symptoms you might experience nor does it cover all steps which can be done to repair the SPARCstation 10 system Thorough hardware and software product knowledge is required to troubleshoot and repair a SPARCstation 10 system CHAPTER 3 Power On Does Not Succeed Symptom No video output on the system monitor Actions Make sure that the power cord is connected to the monitor and to the wall outlet Use a Volt Ohm Meter VOM to verify that the wall outlet is supplying AC power to the monitor Make sure that the video cable connection between the monitor and the system video output port is secure Use a VOM to do continuity test on the video cable If the power cord and video cable connection are good and there is still no video output the system frame buffer SBus card or the monitor is the most likely problem 3 25 3 1 4 3 1 2 Symptom Power on does not succeed Actions Turn the system power switch off Make sure that the system power cord is properly connected to the system rear panel power receptacle and to the wall outlet Verify that the wall o
89. mmets Press the two plain rubber slip on grommets without screws into place over the metal bracket side tabs See FIGURE 12 10 Note When fastening the new mounting bracket to the drive base you must use the six screws supplied with the mounting bracket four screws on the base two on the sides Chapter 12 Hard Disk Drives 3 Slip on grommet Split washer Screw in grommet FIGURE 12 10 Positioning the Mounting Bracket over the Drive 9 Position the bracket over the drive and align the screw slots over the drive circuit board 10 Insert one screw on each side of the bracket to fasten the bracket sides to the drive sides 11 Secure the bracket base to the drive bottom board side with four screws 12 Route the drive power harness and the internal disk data cable to lie flat under the disk drive Fold the internal disk cable and power cable out toward the front of the chassis so they will be in position for connecting to the drive See FIGURE 12 11 12 124 SPARCstation 10 Service Manual July 1993 Power connector drive 0 P3 DC power connector on system board J1501 Internal disk connector drive 0 7 Power connector drive 1 P4 Internal disk connector drive 1 6 FIGURE 12 11 DC Power Harness and Internal Cable Routing and Connectors 13 Hold the drive in one hand and attach the internal disk cable connector and the power harness connector to the drive with y
90. n Enter bin su to become superuser Additional information about the superuser command is described in Chapter 2 of the Sun System amp Network Manager s Guide Enter the superuser password 4 33 4 1 5 Enter usr sbin halt for SunOS 5 x or later versions enter usr etc halt for SunOS 4 1 3 The system displays system halt messages followed by the prompt ok tutorial bin su Password tutorial usr sbin halt for SunOS 5 x or later versions Syncing file systems done Halted ok 6 Turn off the power in this order External drive unit s if you have any SPARCstation 10 system unit Monitor Caution Make sure your system is shut off The green LED at the front of the system unit should not be lit Do not disconnect the power cord from the system unit power outlet or the wall socket This connection provides the ground path necessary to safely remove and install the printed circuit boards and components AN Halting a System that is Hung Should your system be hung or unresponsive to commands perform the following steps Press Stop L1 a The system displays the ok prompt If the monitor prompt gt is displayed go to step 2 otherwise go to step3 On some keyboards L1 appears on the front face of the Stop key On a system that has a terminal as a console rather than a Sun keyboard and bitmapped monitor you must press Break instead of Stop a to
91. n Chapter 4 Caution Hot surfaces are present Use care when opening the system chassis or handling components Attach the wrist strap Refer to Attaching the Wrist Strap in Chapter 4 Determine which drive you need to remove Drive 0 is mounted toward the center of the chassis and drive 1 is mounted next to it If the system has one hard disk drive it should be mounted toward the center of the chassis drive 0 See FIGURE 12 1 SPARCstation 10 Service Manual July 1993 12 114 Chapter 2 Hard Disk Drives 5 FIGURE 12 2 Removing a Hard Disk Drive 5 O oO Cc 5 9 5 O 5 5 v 6 5 5 ir 5 5 5 5 S 9 Q f wy ae 7 ALL EGS 7 NY See FIGURE 12 2 7 Slide the hard disk drive toward the rear of the chassis to free the grommets from the drive mounts FIGURE 12 1 Hard Disk Drive Locations 8 Disconnect the DC power connector from the drive See FIGURE 12 2 9 Disconnect the internal disk connector from the drive See FIGURE 12 2 10 Lift the hard disk drive out of the chassis Place it on the antistatic surface 12 3 Installing a Hard Disk Drive To install a hard disk drive you must do the following m Determine the location and type of drive to be installed m Verify and if necessary change the SCSI address jumpers m Verify that the configuration jumpers are set correctly m Install the disk drive 1
92. n board tests allow you to test the network controller the diskette drive system memory and the system clock SPARCstation 10 Service Manual July 1993 2 16 test lt alias name gt or test lt device path gt The test command combined with a device alias or device pathname executes the selftest program for the specified device If a device has no selftest program this message is displayed No selftest method for lt device name gt To run the selftest program for a device type the test command followed by the device alias or device pathname See the following example Testing floppy disk system A formatted disk should be in the ok test floppy drive Test succeeded The following tests are supported in the SPARCstation 10 system TABLE 2 4 Supported Tests Description Tests the system video graphics hardware and monitor The diag switch NVRAM parameter must be set true for the test to run Tests the floppy drive ability to respond to commands Requires a formatted diskette to be inserted into the drive Tests the SCSI interface logic on the MLB The diag switch NVRAM parameter must be set true for the test to run Performs an internal and external loopback test on the AUI thick 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 Performs an internal and external loopback test on
93. ng is correct for the drive location FIGURE 14 4 shows the proper jumper settings for drive 0 and drive 1 14 138 SPARCstation 10 Service Manual July 1993 SCSI address 3 Jumper setting for drive 0 o Jo Front panel a r g J A2 A1 0 Hard Hard SCSI address 1 i disk disk Jumper setting Diskette drive i for drive 1 drive drive 0 1 8 8 8 A2 Ai Ao SIMM D slots gt 1 Es PE MBus kgo S8us 5 8 module Board card A H U Back panel FIGURE 14 4 Jumper Settings for Drive 0 and 1 5 Position the drive connectors toward the front of the chassis See FIGURE 14 5 6 Lower the drive into the chassis and align the grommets on the drive mounts See FIGURE 14 5 Chapter 14 DC Power Harness 14 139 DC power connector Disk drive Internal disk connector _ Grommets Grommets g oO 3 5 2 Ol 0 gt FIGURE 14 5 Installing the Disk Drive Connect the internal disk connector to the disk drive The connector is keyed so it will fit only one way Connect the DC power connector to the disk drive The connector is keyed so it will fit only one way Lower the drive and slide it forward toward the front of the chassis until the grommets sit tigh
94. nitor Video Cable Monitor power cable Keyboard cable pas Keyboard Mouse and cable SCSI terminator External drive optional 5 te e External drive Twisted Pair Ethernet Speaker SCSI cable e Serial pert N External drive AC power 0806 Paralisi port AC power cable system unit L AUI port Speaker cable FIGURE 1 1 Connecting the Major Components of the System 1 1 System Unit The heart of the SPARCstation 10 system is contained in a main chassis or system unit A SPARCstation 10 system contains Main Logic Board MLB MBus modules up to 2 modules DSIMMs 32 to 512 Mbytes SBus cards up to 4 cards Internal 3 1 2 inch 88 9 mm hard disk drive units up to 2 units Internal 3 1 2 inch 88 9 mm diskette drive unit 140W power supply with 3 fans The following figures and tables illustrate the system unit RE 1 2 shows the front view of a SPARCstation 10 system RE 1 3 shows the rear view of the system RE 1 4 presents the top view of the system with the cover removed without FIGU FIGU FIGU the cabling RE 1 5 presents the main logic board layout RE 1 6 and FIGURE 1 7 are exploded views of the SPARCstation 10 assembly FIGU FIGU TABLE
95. nments Continued Pin Function Level Pin Function 11 Ground GND 36 Ground 12 Ground GND 37 Ground 13 Ground GND 38 Termpower I amp O 14 Ground GND 39 Ground 15 Ground GND 40 Ground 16 Ground GND 41 atn O 17 Ground GND 42 Ground 18 Ground GND 43 bsy 0 19 Ground GND 44 ack O 20 Ground GND 45 rst O 21 Ground GND 46 msg O 22 Ground GND 47 sel O 23 Ground GND 48 cd O 24 Ground GND 49 req 0 25 Ground GND 50 io 0 SCSI Signal Description TABLE D 10 SCSI Signal Descriptions Signal Descriptions sd lt 0 7 gt SCSI Data Bits 0 to 7 sdp SCSI Data Parity atn Attention bsy Busy ack Acknowledge rst Reset msg Message sel Select cd Control Data Appendix D D 4 1 TABLE D 10 SCSI Signal Descriptions Signal Descriptions req Request io Input Output Termpower Termination Voltage D 188 SPARCstation 10 Service Manual July 1993 Glossary Refers to a location within a computer system memory The word location is a synonym Reference is usually made to an address for the purpose of retrieving or storing information Amperes root mean square RMS is often used in power measurements for electronic equipment The port on the SPARCstation 10 system unit where the AUI adapter cable is connected See printed circuit board To load the system software into memory and start the system running Refers to a specific PROM chip on the MLB This chip contains boot code and a Forth Monitor progra
96. nvironment can destroy a DSIMM Handle a DSIMM only by the edges Do not touch the components on the DSIMM or any metal parts Wear a grounding strap before unpacking and during handling of a DSIMM Do not disconnect the power cord from the system unit s power receptacle The power cord should be left plugged in to a grounded power outlet This connection provides the ground path necessary so that you can safely remove and install DSIMMs and other components Be sure that the system unit power is turned off by observing that the green light emitting diode LED at the front of the chassis is not lit 8 87 8 2 1 Remove the system unit cover Refer to Removing the System Unit Cover in Chapter 4 2 Attach the wrist strap Refer to Attaching the Wrist Strap in Chapter 4 3 Locate the DSIMM slots on the main logic board MLB See FIGURE 8 1 Note the slot location of the DSIMM to be removed DSIMM slots Front J0305 J0304 J0303 J0302 J0301 J0203 J0202 J0201 Rear FIGURE 8 1 Location of DSIMMs on the MLB A Place an antistatic surface next to the system unit ol Pull the ejection lever A in the opposite direction of the DSIMM you want to eject See FIGURE 8 2 Q FIGURE 8 2 Pulling the Ejection Lever 8 88 SPARCstation 10 Service Manual July 1993 6 Pull up on the othe
97. o the procedures in Chapter 17 6 Reconnect any peripherals to the system 7 Power on the system SPARCstation 10 Service Manual July 1993 9 98 SBus Cards If you are removing a defective SBus card install the replacement card in the same slot Refer to the documentation shipped with the SBus card for installation information CHAPTER 10 Tools Needed To remove and install an SBus card you will need the following tools and materials Phillips screwdriver size 1 Phillips screwdriver size 2 Card extractor Wrist strap Antistatic surface 10 1 Removing an SBus Card Power off the system and disconnect the expansion units Refer to Halting the System in Chapter 4 Make sure that the green LED on the front of the chassis is not lit Leave the power cord connected to the system and to the wall outlet Remove the system unit cover Refer to Removing the System Unit Cover in Chapter 4 10 99 10 2 5 Attach the wrist strap Refer to Attaching the Wrist Strap in Chapter 4 6 Note the SBus card location See FIGURE 10 1 Start with card s mounted in the top slot first B sloto slot 1 slot 2 FIGURE 10 1 SBus Slot Locations 7 Remove the screws and washers from the outside of the rear panel where the SBus card is fastened See FIGURE 10 2 Single width SBus cards have two sets of fastening hardware double width SBus cards have four sets and triple width SBus c
98. oard MBus Module DSIMM 501 1930 64 Mbytes DSIMM B 173 Replacement Parts List Continued Description NVRAM Battery Time of Day Clock EPROM Boot PROM GX Frame Buffer GX Frame Buffer GS Frame Buffer Power Supply 140W Speakerbox 424 MByte SCSI Disk Drive 1 05 GByte SCSI Disk Drive Triple Density Floppy Drive Drive Mounting Grommet Floppy Drive Securing Clip Speaker Box Light Pipe LED Light Emitting Diode DC Power Harness Internal Disk Cable Video 4 5m AUI Audio Adapter Centronics Parallel Printer 5 0m IBM Parallel Printer 5 0m Serial Port Y Breakout Cable 0 5m ISDN Interface RJ45 4 0m Sun ESD Mat with Sun Logo Disposable ESD Mat SPARCstation 10 Service Manual July 1993 Part Number 525 1184 525 1183 501 1996 501 2018 370 1407 300 1081 540 2220 370 1392 370 1546 370 1420 330 1390 330 1448 501 1943 150 1891 530 1848 530 1847 530 1898 530 1856 530 1857 530 1861 530 1869 530 1871 250 1088 330 1145 TABLE B 1 Replacement Parts NVRAM TOD EPROM Frame Buffer Power Supply Assembly Speakerbox Hard Disk Drive Diskette Drive Drive Mounting Grommet Drive Securing Clip Speaker Assembly LED Internal Cables External Cables Antistatic Mat B 174 APPENDIX 6 Positive Temperature Coefficient Devices This appendix provides general information about positive temperature coefficient PTC devices which are located on the main logic b
99. oard MLB in place of fuses These devices are self healing they reset after a fault occurs and do not require replacement There are four PTCs on the MLB TABLEC 1 Positive Temperature Coefficient Devices Keyboard and Mouse Thick Ethernet Thick Ethernet SCSI Termination For F0601 F1301 F1302 F1502 Location on MLB 1 2 3 4 FIGURE 6 1 shows the location of these PTCs the MLB C 175 SIMM slots J0601 J1501 Front J0305 PTC J0304 SIMM J0303 slots J0302 MBus slot 1 SBus slot 1 SBus slot 3 J0301 MBus slot 0 SBus slot 0 SBus slot 2 J0203 8 8 J0202 J0201 1 J1 bus J1401 J1403 1 J080 EPROM PTC s Jogoo RS 232 and Rear RS 423 jumpers FIGURE 0 1 PTCs on the Main Logic Board Keyboard and Mouse PTC The keyboard and mouse PTC protects the keyboard and mouse from short circuits or overcurrent If you power on the system and any of the following occurs the keyboard and mouse PTC may be open The keyboard speaker does not beep m The four LEDs on the keyboard do not flash when power is turned on to the system unit m A message is displayed on the system monitor No keyboard connected SPARCstation 10 Service Manual July 1993 C 1 C 176
100. obtain a boot prompt Enter n Enter sync The system displays panic and boot messages The sync command helps prevent the system from losing data that was not preserved when the system hung 4 2 4 34 SPARCstation 10 Service Manual July 1993 4 Wait until the system boots and displays a system login prompt 5 Turn off the power in this order External drive unit s if you have any SPARCstation 10 system unit Monitor Press Stop 11 8 Type help for more information ok sync System panic and boot messages tutorial login For additional information on the halt procedure see Chapter 1 of the Sun System amp Network Manager s Guide and also the System amp Network Administration manual Caution Make sure power to your system is shut off The green LED at the front of the system unit should not be lit Do not disconnect the power cord from the system unit power outlet or the wall socket This connection provides the ground path necessary to remove and install the printed circuit boards and components Tools Needed To remove and install a replaceable part you need the following tools and materials Phillips screwdriver size 1 Phillips screwdriver size 2 Wrist strap Antistatic surface Card extractor Chip extractor Needle nose pliers Volt Ohmmeter VOM for checking voltages and continuity Chapter 4 Preparing the System 4 35 4 3 4 4
101. om Access Memory A device that provides grounding for static electricity between your body and the system unit chassis Electric current and voltage do not pass through the wrist strap SPARCstation 10 Service Manual July 1993 SCC SCSI SIA SunDiagnostic Executive Sundiag System Exerciser system Monitor terminal TOD TPE UART VRAM wrist strap Glossary 192 card retainer MBus module 46 95 SBus card 64 73 81 chassis 2 clock speed jumper one 55 clock speed jumpers 52 mode A 53 three 53 Color Frame Buffer card 5 components major 1 connecting major components 1 connector keyboard mouse 182 SCSI 186 serial port A amp B 182 stacked micro high density audio AUI 179 parallel 179 twisted pair ethernet TPE 185 convention document xx D DC power harness disconnecting 47 installing 137 layout 48 137 148 removing 135 default boot mode 10 11 desktop storage pack connecting 165 Index 193 Index NUMERICS 1 Bit Analog Frame Buffer card 6 A acronym definitions jumper 122 addresses 117 antistatic surface 36 AUI 19 autoboot switch 11 B boot mode default 1 boot PROM diagnostics 13 Break key 34 C cable layout 47 cables disconnecting 47 internal 47 captive screw 37 110 111 165 rear panel 49 58 card extractor MBus module 46 95 SBus card 73 81 F filler panel removing 50 Forth Toolkit 12 23 Frame Buffer card 5
102. onnecting 165 mouse connecting 166 replacing 166 N no video output 25 non operating requirement 170 NVRAM 58 installing 83 location 83 removing 79 0 on board diagnostic display 16 on board diagnostics 12 14 P packaging dimensions 172 Peripherals SCSI 36 physical address DSIMM 30 physical dimensions 171 pin assignment audio AUI connector 180 keyboard mouse connector 182 parallel connector 179 power supply connector 27 SCSI connector 186 serial port A 182 serial port B 182 positive temperature coefficient PTC devices 175 ethernet 177 keyboard and mouse 176 location 176 SCSI termination 177 power Index 195 serial port 51 jumpers clock speed mode A 53 mode B 54 K Key Break 34 Key L1 34 keyboard connecting 166 replacing 166 keyboard LED 14 keyboard LEDs 14 Keys Stop A 34 L L1 key 34 LED installing 158 removing 155 LED connector connecting 148 disconnecting 145 LED state and their meaning 14 LED states and their meanings 28 lock block installing 58 removing 48 main chassis 2 main logic board layout 3 preparing 49 removing 48 major components 1 connecting 1 MBus module card extractor 46 card retainer 46 installing 60 removing 45 93 MLB test 28 removing 43 SBus Printer card 6 screw captive 37 49 110 111 165 screw and washer rear panel 43 SCSI device ID 118 SCSI peripherals 36 serial port jumpers
103. onnector 100 opening closing of top cover 100 on Connections off operations of each switch SPARCstation 10 Service Manual July 1993 A 2 A 170 System Placement Requirement The SPARCstation 10 system unit has vents on its left and right panels for ventilation and a slot on its right panel for diskettes When you place the unit on a desktop make sure that objects do not block the vents on either side of the unit Caution Do not block the vents on the side of the system unit Allow at least 3 inches 76 millimeters of unobstructed space on either side of the system unit A 3 Physical Dimensions TABLE A 3 lists the physical specifications for the system unit the keyboard and the optical mouse TABLE A 3 Physical Specifications Height Width Depth Net Weight 2 8 in 71 mm 16 in 409 mm 16 0 in 409 mm 25 Ib 11 kg 1 7 in 44 mm 20 1 in 510 mm 7 2 in 182 mm 3 5 lb 1 6 kg 2 0 in 50 mm 4 0 in 100 mm 3 0 in 80 mm 3 Ib 14 kg Appendix A System Specifications 1 A 4 Component System Unit Keyboard Type 5 Mouse 5 Packaging Dimensions TABLE A 4 shows the outer dimensions of the packaging TABLE A 4 Packaging Dimensions Component Length Width Depth System Unit 22 0 in 559mm 24 0 in 610mm 10 0 in 254 mm A 6 Regulatory Compliance TABLE A 5 lists regulatory compliance information
104. or static electricity between your body and the system unit chassis Electrical current and voltage do not pass through the wrist strap Attach one end of the wrist strap to your wrist and the other end to the metal case of the power supply A wrist strap is shipped with parts that require grounding Caution Boards and modules can be damaged by harmful electrical charges if you do not wear a wrist strap Unwrap the first two folds of the wrist strap Wrap the adhesive side firmly against your wrist See FIGURE 4 4 FIGURE 4 4 Wrapping the Wrist Strap Around Your Wrist Peel the liner from the copper foil at the opposite end of the wrist strap Affix the adhesive copper end of the wrist strap to the top of the metal casing of the power supply See FIGURE 4 5 2 3 4 38 SPARCstation 10 Service Manual July 1993 Front Panel P LS D t L T Power supply Rear Panel FIGURE 4 5 Power Supply Location 4 8 Replacing the Cover 1 First remove the wrist strap from your wrist and then remove it from the power supply 2 Gently guide the cover hinge tabs into the tab slots on the front of the system unit Carefully lower the cover onto the system unit Hinge tab FIGURE 4 6 Lowering the Cover Chapter 4 Preparing the System 9 3 Gently pre
105. ot lit b Check that the system power cord remains connected to the system and the wall outlet c Remove the system unit cover Refer to Removing the System Unit Cover in Chapter 4 d Attach the wrist strap Refer to Attaching the Wrist Strap in Chapter 4 e Slide the disk drive toward the rear of the chassis to free the grommets from the drive mounts and lift the drive See FIGURE 15 1 DC power connector Disk drive Internal disk connector Grommets Grommets Drive mount lof gt FIGURE 15 1 Removing the Disk Drive f Disconnect the DC power connector from the disk drive See FIGURE 15 1 g Disconnect the internal disk connector from the disk drive See FIGURE 15 1 h Lift the hard disk drive out of the chassis Put it aside on an antistatic surface for future use i Note the disk drive location SPARCstation 10 Service Manual July 1993 15 142 j Follow steps e through i if a second drive is installed 2 Remove the diskette drive from the system unit a Slide the diskette drive toward the outer side of the chassis to free the grommets from the drive mounts See FIGURE 15 2 Grommet Diskette drive 1 DC power connector Internal disk connector FIGURE 15 2 Removing a Diskette Drive b Disconnect the DC power connector from the diskette drive See FIGURE 15 2 c Disconnect the internal disk
106. our other hand 14 Lower the drive into the chassis Align the four grommets on the drive mounts See FIGURE 12 12 Note Do not seat the grommets in the drive mounts yet Chapter 12 Hard Disk Drives 5 FIGURE 12 12 Lowering the Drive Into the Chassis 15 Connect the DC power connector to the disk drive The connectors are keyed so you can only connect them one way See FIGURE 12 11 a To connect drive 0 attach the connector labeled P3 on the power harness to the drive b To connect drive 1 attach the connector labeled P4 on the power harness to the drive 16 Connect the internal disk data connector to the disk drive The connectors are keyed so you can only connect them one way See FIGURE 12 11 a To connect drive 0 attach the internal disk data connector labeled J0107 on the system board to the drive b To connect drive 1 attach the internal disk data connector labeled J0106 on the system board to the drive See FIGURE 12 13 12 126 SPARCstation 10 Service Manual July 1993 Power cable Internal disk cable FIGURE 12 13 Connecting the Internal Disk and Power Cables to Drive 1 Lower the drive into the chassis press the four drive grommets into the drive mounts Firmly seat the grommets by moving the drive forward toward the front of the chassis until the grommets sit tightly in the drive mounts See FIGURE 12 14 FIGURE 12 14 Seating the Disk Drive Grommets into the Dri
107. oving the Disk Drive 2 Removing a Diskette Drive 143 DC Power Harness and Internal Disk Cable Layout 144 Disconnecting the LED Connector from the LED 5 Internal Disk Cable 146 Figures xiii GURE 12 2 GURE 12 3 GURE 12 4 GURE 12 5 GURE 12 6 GURE 12 7 GURE 12 8 GURE 12 9 GURE 12 10 GURE 12 11 GURE 12 12 GURE 12 13 GURE 12 14 GURE 13 1 GURE 13 2 GURE 13 3 GURE 13 4 GURE 13 5 GURE 14 1 GURE 14 2 GURE 14 3 GURE 14 4 GURE 14 5 GURE 15 1 GURE 15 2 GURE 15 3 GURE 15 4 GURE 15 5 n n FIGURE 15 6 Internal Disk Cable Layout 7 FIGURE 15 77 Inserting the LED into the LED Connector 147 FIGURE 15 8 Connecting the LED Connector to the LED 8 FIGURE 15 9 DC Power Harness Layout 148 FIGURE 15 10 Installing the Diskette Drive 9 GURE 15 11 Installing Diskette Drive Clips 0 GURE 15 12 Jumper Settings for Hard Disk Drive 0 and1 151 FIGURE 15 13 Reconnecting the Disk Drive 2 GURE 15 14 Installing the Disk Drive 3 FIGURE 16 1 Removing a Diskette Drive 6 FIGURE 162 Disconnecting the LED from the LED Connector 157 FIGURE 163 Removing the LED from the Chassis 8 FIGURE 164 Connecting the LED to the LED Connector 159 FIGURE 16 5 Installing the LED
108. ower Supply 112 Hard Disk Drive Locations 115 GURE 8 3 GURE 8 4 GURE 8 5 GURE 8 6 GURE 8 7 GURE 8 8 GURE 9 1 GURE 9 2 GURE 9 3 GURE 9 4 GURE 9 5 GURE 10 1 GURE 10 2 GURE 10 3 GURE 10 4 GURE 10 5 GURE 10 6 GURE 10 7 GURE 10 8 GURE 10 9 GURE 10 10 GURE 10 11 GURE 10 12 GURE 10 13 GURE 11 1 GURE 11 2 GURE 11 3 GURE 12 1 SPARCstation 10 Service Manual July 1993 xii Removing a Hard Disk Drive 5 Hard Disk Drive Locations 117 Jumper Legend in Illustrations 7 SCSI Address and Configuration Jumper Settings for 424 Mbyte Drive Position 0and1 119 424 MByte Hard Disk Drive Grommets 0 SCSI Addresses of Both Disk Drives 1 Configuration Jumper Settings for Both Disk Drives 2 1 05 Gbyte Hard Disk Drive Screw In Grommets 3 Positioning the Mounting Bracket over the Drive 4 DC Power Harness and Internal Cable Routing and Connectors 5 Lowering the Drive Into the Chassis 126 Connecting the Internal Disk and Power Cables to Drive 1 7 Seating the Disk Drive Grommets into the Drive Mounts 7 Removing Diskette Drive Clips 0 Removing a Diskette Drive 1 Diskette Drive Switch Setting 132 Installing a Diskette Drive 133 Installing Clips Into the Diskette Drive Mounts 4 Removing a Disk Drive 6 DC Power Harness and Internal Disk Cable Layout 7 DC Power Harness and Drive Connectors 8 Jumper Settings for Drive 0 and1 9 Installing the Disk Drive 0 Rem
109. press and hold the first key then type the second character Command line placeholder replace with a real name or value Book titles new words or terms or words to be emphasized Typeface or Symbol AaBbCc123 AaBbCc123 AaBbCc123 AaBbCc123 You must be root to do this Related Books The following books provide additional information and are referenced in this manual System administration manual for the computer system Operating system documentation for the operating system release the system is running OpenBoot 2 0 Command Reference provides information about booting the operating system running diagnostics modifying the system start up configuration parameters loading and executing programs and troubleshooting It also describes the OpenBoot Forth Interpreter commands SPARCstation 10 Service Manual July 1993 XX SunDiag 11507 5 Guide covers information about Sundiag a system exerciser that runs under the SunOS o Operating System Sundiag displays real time use of system resources and peripherals SunDiagnostic Executive User s Guide for SPARCstations explains how to run extensive configurable tests independent of the SunOS operating system The Sun Diagnostic Executive is the tool of choice when you need thorough diagnostics With the Sun Diagnostic Executive you can determine which field replaceable unit needs to be replaced Desktop SPARC Hardware Owner s Guide provid
110. r Panel Screws and Washers Push back all card retainers holding an SBus card If the SBus card occupies one or two slots go to step d Go to the next step if the SBus card occupies three slots Hold both corners of the card and pull it out until the connectors are out of the slot You do not need card extractors Go to step g Install the card extractor on the SBus card See FIGURE 6 2 Install two card extractors on an SBus card that occupies two slots SPARCstation 10 Service Manual July 1993 6 72 FIGURE 6 2 SBus Card Card Retainers and Card Extractor 10 Hold both ends of the card extractor with your fingers and pull on both corners of the SBus card until the connector is out of the slot See FIGURE 6 3 for a single width SBus card or FIGURE 6 4 for a double width SBus card Pp Pp Bp B Zs 0 1 Ng Card extractor SBus card FIGURE 6 3 Removing a Single Width SBus Card Chapter6 Open Boot PROM 6 73 SBus card double widt Card extractors SBus card double width FIGURE 6 4 Removing a Double Width SBus Card 11 Remove the card extractor from the SBus card Save the card extractor for future use 12 Place the SBus card on the antistatic surface 13 Locate the open boot PROM on the MLB See FIGURE 6 5 aan MBus slot 1 Bus slot 1 Bus slot 3 MBus slot 0 Bus slot 0 Bus slot 2 0 0 0 4 Open
111. r side B of the DSIMM 7 Pull up on both corners B and C of the DSIMM until the board clears the socket designed to operate in it Do not remove DSIMMs from a different Sun system and Caution DSIMMs installed in your SPARCstation 10 system must be specifically install them in a SPARCstation 10 8 Place the DSIMM on an antistatic surface 8 3 Installing the DSIMM 1 Locate the DSIMM slots on the main logic board DSIMM slots Front J0305 J0304 J0303 J0302 J0301 J0203 J0202 J0201 Rear FIGURE 8 3 DSIMM Slot Locations on Main Logic Board 2 Attach the wrist strap that came with your DSIMM to your wrist and the metal casing of the power supply 3 Open the protective packaging and take out the DSIMM 4 Place the DSIMM on the static shielding bag Chapter8 DSIMMs_ 8 89 5 See TABLE 8 1 for the proper installation sequence Note Slot J0201 must always have a DSIMM installed in order for your system to function properly In any SPARCstation 10 system it is the first slot to be filled with a DSIMM Each additional DSIMM should be installed in the sequence shown in TABLE 8 1 TABLE 8 1 DSIMM Installation Sequence Installation Sequence Slot 1 121 4 3 2 3 J0301 J0305 J0202 o N A oO A WO N If your system did not come with a DSIMM Insertion Tool press the DSIMM into place with your fingers If your sy
112. rangement of the Keyboard LEDs Power On Self Test Detailed Description This section describes the keyboard LED states that result from POST and explains the meaning of the various states TABLE 2 3 Keyboard LED States LED State Description Caps Lock is flashing POST is running Num Lock is ON MLB fails Scroll Lock is ON MBus module in slot 0 fails Compose is ON DSIMM in slot 10201 58 If all POST tests pass run the SunDiagnostic Executive with the cache disabled The SunDiagnostic Executive is an independent operating system It runs exhaustive subsystem tests independent of SunOS See the latest version of SunDiagnostic Executive User s Guide for the SPARCstations On Board Diagnostics You have access to a number of tests called On board diagnostics You must enter the Forth Toolkit to invoke these tests 22 2 53 2 14 SPARCstation 10 Service Manual July 1993 Caution In order to run On board diagnostics you must halt the system in an orderly manner Do not use the Stop 11 8 keys to halt the system when the operating system or any other stand alone program has already booted Abruptly aborting program execution may cause damage to data files To run On board diagnostics 1 Save all your work and quit all applications 2 As root halt the system depending on your installed operating system If your operating system is SunOS 5 x or later enter usr sbin halt If your oper
113. rive on an antistatic mat or the antistatic bag the drive was shipped in 4 Use a Phillips screwdriver to attach four drive grommets to the drive two on each side Refer to FIGURE 12 6 Chapter 12 Hard Disk Drives 9 power Term power to Bus Delay spin up Parity EN 3 Remote spin up Internal term Jumper not installed 12 0 2 FIGURE 12 6 424 MByte Hard Disk Drive Grommets 5 Go to Step 1 of the section Installing a 1 05 Gbyte Drive to finish installing a 424 Mbyte disk drive 12 6 3 Installing a 1 05 Gbyte Drive 1 Put the replacement drive on the antistatic bag the drive was shipped in 2 Set the SCSI ID jumper settings according to the drive position See TABLE 12 2 and FIGURE 12 7 TABLE 12 2 SCSI Target ID Jumper Settings Target ID Jumper Drive Position Settings SCSI Address 0 AO installed 3 middle of chassis A1 installed A2 not installed 1 AO installed 1 corner of chassis A1 not installed A2 not installed 12 120 SPARCstation 10 Service Manual July 1993 Drive position 0O Middle of Chassis Drive position 1 Corner of Chassis FIGURE 12 7 SCSI Addresses of Both Disk Drives 3 Verify that the configuration jumpers are correctly set See FIGURE 12 8 and TABLE 12 3 Chapter 12 Hard Disk Drives 1 RS 8
114. s are made of delicate electronic components that are extremely sensitive to static electricity Ordinary amounts of static from your clothes or work environment can destroy the boards 6 71 Wear a grounding wrist strap when handling the boards Attach the wrist strap to the metal casing of the power supply at the rear of the unit top Handle boards only by the non conducting edges Do not touch the components themselves or any metal parts Check that the green LED at the front of the chassis is not lit Make sure that the system power cord remains connected to the system and the wall outlet Remove the system unit cover Refer to Removing the System Unit Cover in Chapter 4 Attach the wrist strap Refer to Attaching the Wrist Strap in Chapter 4 Remove any SBus cards from slot 2 and 3 If there is an SBus card in slot 2 or 3 follow steps a through g for each card starting with the top card Note the SBus card location Go to step 6 otherwise Remove the screws and washers from the outside of the rear panel where the SBus card is See FIGURE 6 1 Single width SBus cards have two screws and washers Double width SBus cards have four screws and washers Triple width SBus cards have six screws and washers Save the screws and washers for future use Screws and washers 2 each 9 8 ge g of 8 eS FIGURE 6 1 Rea
115. scsi Target 3 Unit 0 Disk SEAGATE ST1480 SUN04245828 Copyright c 1991 Seagate All rights The probe scsi al1l1 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 f e0000000 sbus f 0001000 dma l1 81000 esp 1 80000 Target 2 Unit 0 Disk SEAGATE ST41600N SUN1 3G00286965 Copyright c 1991 Seagate All rights reserved iommu f e0000000 sbus f 0001000 espdma f 400000 esp f 800000 reserved Target 3 Unit 0 Disk SEAGATE ST1480 SUN04245828 Copyright c 1991 Seagate All rights reserved 2 3 3 6 test memory All of the system main memory will be tested if the system diag switch parameter is true If the diag switch parameter 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 amount of memory tested using the selftest megs parameter type this command ok setenv selftest megs 16 Chapter 2 Diagnostics Overview 1 This sets the desired memory test size to 16 megabytes Any whole number may be used as long as it does not exceed the actual size of memory in meg
116. sen the captive screw holding the cover to the back panel The screw remains attached to the back panel after it is fully loosened from the cover See FIGURE 4 1 O 0 lt Captive Screw o C Hl Ore gt FIGURE 4 1 Rear Panel Captive Screw Location 3 Press the plastic retainer clip with a Phillips screwdriver as you loosen the cover from the back panel with your other hand See FIGURE 4 2 Retainer clip 5 0 r o OOO 0 CO gt 9 lt 0 FIGURE 4 2 Plastic Retainer Clip Location 4 Face the back panel Grasp the sides of the cover from the rear Lift the cover Push the cover forward until its hinge tabs are free of the system unit See FIGURE 4 2 FIGURE 4 3 Removing the System Unit Cover Side View Chapter 4 Preparing the System 7 Caution Before powering on your system again you must replace the cover following the procedure later in this chapter It is not safe to operate the SPARCstation 10 system without the top cover in place gt Attaching the Wrist Strap The wrist strap provides grounding f
117. ss down the left and right sides of the cover Guide the cover so that the retainer clip snaps the cover to the back panel See FIGURE 4 7 Retainer clip FIGURE 4 7 Closing the Cover 4 Tighten the captive screw at the top right side of the rear panel to the cover using a Phillips screwdriver Do not over tighten the screw Captive screw 0 5 om pe FIGURE 4 8 Tightening the Captive Screw SPARCstation 10 Service Manual July 1993 4 40 CHAPTER 5 Main Logic Board This chapter explains how to remove and install a SPARCstation 10 system main logic board MLB and its main components 5 1 Tools Needed You will need the following tools and materials to remove and install the MLB its major cards and components Phillips screwdriver size 1 Phillips screwdriver size 2 Card extractor Needle nose pliers Wrist strap Antistatic surface D2 Preparing Your System 1 Shut down and power off your system 2 Remove all cables except the power cord from the back of the system Make sure that the power cord is still connected from the system unit to the wall socket 3 Remove the system unit cover See Removing the System Unit Cover on page 36 4 Attach the wrist strap See Attaching the Wrist Strap on page 38 5 41 Caution
118. stem did come with a DSIMM Insertion tool see FIGURE 8 4 and FIGURE 8 5 follow the instructions in Steps 1 through 5 6 Identify the insertion tool and its two surfaces FIGURE 8 4 Insertion Tool Pushing Surface 8 90 SPARCstation 10 Service Manual July 1993 Groove FIGURE 8 5 Installation Tool Grooved Surface 7 Holding a DSIMM at its edges place it into the DSIMM plastic guides The surface without a center vertical chip must face the system unit front panel Be sure the center vertical chip is visible and that the key notch See FIGURE 8 6 DSIMM slots Front J0305 J0304 J0303 J0302 J0301 J0203 J0202 H J0201 nnannMnn ES Rear FIGURE 8 6 Inserting a DSIMM Front Panel View 8 Place the grooved surface of the insertion tool on the upper edge of the DSIMM board See FIGURE 8 7 Chapter 8 DSIMMs 8 91 FIGURE 8 7 Using the Insertion Tool 9 Place the heel of each hand on each side of the insertion tool s pushing surface and press the tool down firmly until the DSIMM snaps into place See FIGURE 8 8 Heel Heel FIGURE 8 8 Heel of Each Hand 10 Put the insertion tool in a toolbox or other storage place Do not leave the tool inside the system 11 See Chapter 17 to detach th
119. t SIMM slots SBus slot 1 SBus slot 0 Rear MBus slot 1 4Bus slot 0 FIGURE 5 18 FIGURE 5 18 Mode B Clock Speed Jumper Speed Setting 3 Jumper Board SPARCstation 10 Service Manual July 1993 5 54 5 9 4 Single Clock Speed Jumper The second type of board has only one jumper J1401 This jumper must be set for either mode A operation or mode B operation based on your system model number TABLE 5 1 or MBus modules installed TABLE 5 2 1 Set the mode A clock speed jumper Use a pair of needle nose pliers to move the jumper to the correct position See FIGURE 5 19 Front SIMM slots MBus slot 1 SBus slot 1 MBus slot 0 SBus slot 0 SBus slot 2 8 Rear FIGURE 5 19 Mode A Clock Speed Jumper Speed Setting 1 Jumper Board 2 Set the mode B clock speed jumper Use a pair of needle nose pliers to move the jumper to the correct position See FIGURE 5 20 Chapter5 Main Logic Board 5 55 Front SIMM
120. t crite de Sun et de ses bailleurs de licence s il y ena Des parties de ce produit pourront tre deriv es du syst me UNIX licenci par Novell Inc et du syst me Berkeley 4 3 BSD licenci par l Universit de Californie UNIX est une marque enregistr e aux Etats Unis et dans d autres pays et licenci e exclusivement par X Open Company Ltd Le logiciel d tenu par des tiers et qui comprend la technologie relative aux polices de caract res est prot g par un copyright et licenci par des fournisseurs de Sun Sun Sun Microsystems le logo Sun et Solaris sont des marques d pos es ou enregistr es de Sun Microsystems Inc aux Etats Unis et dans d autres pays Toutes les marques SPARC utilis es sous licence sont des marques d pos es ou enregistr es de SPARC International Inc aux Etats Unis et dans d autres pays Les produits portant les marques SPARC sont bas s sur une architecture d velopp e par Sun Microsystems Inc Les utilisateurs d interfaces graphiques OPEN LOOK et Sun ont t d velopp s de Sun Microsystems Inc pour ses utilisateurs et licenci s Sun reconna t les efforts de pionniers de Xerox Corporation pour la recherche et le d veloppement du concept des interfaces d utilisation visuelle ou graphique pour l industrie de l informatique Sun d tient une licence non exclusive de Xerox sur l interface d utilisation graphique cette licence couvrant aussi les licenci s de Sun qui mettent en place les u
121. t 1 I O 24 ma OC 16 Reset O 24 ma TTL 4 Data Bit 2 I O 24 ma OC 17 SlctIn O 24 ma TTL 5 Data Bit 3 I O 24maOC 18 Shield GND 6 Data Bit 4 I O 24maOC 19 Shield GND D 179 TABLE D 1 Parallel Connector Pin Assignments Continued Pin Function Level Pin Function Level 7 Data Bit 5 I O 24maOC 20 Shield GND 8 Data Bit 6 I O 24 ma OC 21 Shield GND 9 Data Bit 7 I O 24 ma OC 22 Shield GND 10 Ack I TTL 23 Shield GND 11 Busy I TTL 24 Shield GND 12 PE I TTL 25 Shield GND 13 Select I TTL 26 Shield GND TABLE D 2 Audio AUI Connector Pin Assignments Pin Function Level Pin Function Level 1 AULDO 0 Analog 4 AUIDO 0 Analog 2 AUI_DI I Analog 15 AUI_DI_ I Analog 3 AUI_CI I Analog 16 AUI_CI I Analog 4 12 VDC O DC 17 Ground GND 5 EMCTL I amp O TTL 18 CHI_ResetS I amp O TTL 6 CHI_DX I amp O TTL 19 CHI_DR I amp O TTL 7 CHI_CLK I amp O TTL 20 CHI_FS I amp O TTL 8 CHI_DFSYNC I amp O TTL 21 D C I amp O TTL 9 N C 22 N C 10 5 VDC O DC 23 Ground GND 11 5VDC O DC 24 Ground O GND 12 ExtPwrDn I TTL 25 N C 13 5 VDC O DC 26 Ground GND D 180 SPARCstation 10 Service Manual July 1993 Stacked Micro High Density Connectors Signal Descriptions TABLE D 3 Parallel and Audio AUI Signal Description Descriptions Data valid Strobe Data Bits Data Acknowledge Busy Paper Error Select AutoFeed Error Initialize Select In Data Out Positive Negative Data
122. tch Diagnostic Switch Parameter Parameter Results False Don t care ok prompt Forth Toolkit True False Boot SunOS vmunix from disk True True Boot SunOS vmunix from network To boot user specified programs such as the SunDiagnostic Executive you must be atthe ok prompt See On Board Diagnostics later in this chapter for a detailed procedure on how to obtain the ok prompt Chapter 2 Diagnostics Overview 2 11 21 When to Use Diagnostics You should use each type of diagnostic tool in the appropriate circumstances TABLE 2 2 summarizes the available diagnostic tools and lists when to use each diagnostic tool TABLE 2 2 Summary of Available Diagnostic Tools When or why to use Executes at power on when Stop L1 6 keys are pressed and held or the diag switch parameter is set true The POST code resides in the boot PROM and is driven by the Pok Power ok signal from the power supply POST tells you if the main logic board MLB the DSIMM in slot 0 or the MBus module in slot 0 fails Described later in this chapter Tests such as the Ethernet test and the diskette drive controller test are available You must be at the ok prompt to run on board diagnostics The on board diagnostics reside in the boot PROM Described later in this chapter Runs under SunOS It displays real time use of the system resources and peripherals The SunDiag System Exerciser tells you if your system is functioning correctly or not
123. ter 4 are extremely sensitive to static electricity Ordinary amounts of static from your Caution Printed circuit boards are made of delicate electronic components that clothes or work environment can destroy the boards Wear a grounding wrist strap when handling the boards Attach the wrist strap to the metal casing of the power supply at the rear of the unit Handle boards only by the non conducting edges Do not touch the components or any metal parts 1 Check that the green LED at the front of the chassis is not lit 7 79 2 Check that the system power cord remains connected to the system and the wall outlet 3 Remove the system unit cover Refer to Removing the System Unit Cover in Chapter 4 4 Attach the wrist strap Refer to Attaching the Wrist Strap in Chapter 4 5 Remove SBus card from slot 2 and 3 If there is an SBus card in slot 2 or 3 follow steps a through g for each card starting with the top card Note the SBus card location Go to step 6 otherwise a Remove the screws and washers from the outside of the rear panel where the SBus card is See FIGURE 7 1 Single width SBus cards have two screws and washers Double width SBus cards have four screws and washers Triple width SBus cards have six screws and washers Save the screws and washers for future use Screws and washers 2 each gg 6 O T3 ill FIGURE 7 1
124. the Diagnostic Executive Positive Temperature Coefficient A self healing device that replaces a fuse After an error occurs the PTC resets Any board with electronic wiring etched on it Programmable Read Only Memory Random Access Memory Read Only Memory A printed circuit board installed in an SBus slot of the system unit Glossary 191 IU LANCE LED Location MLB MBus module Monitor 1 Monitor 2 MMU NVRAM On Board Diagnostics Pok POST PTC printed circuit board PROM RAM ROM SBus card Serial Communications Controller Small Computer System Interface pronounced scuzzy Serial Interface Adapter An independent operating system running exhaustive subsystem tests independent of SunOS Use the SunDiagnostic Executive after you have run POST and need to troubleshoot which part needs to be replaced Diagnostic software that runs under SunOS system software displays real time use of system resources and peripheral equipment such as Desktop Storage Packs and External Storage Modules See Monitor 1 or 2 A device that consists of a video display and keyboard that is used to type and display information A terminal may be connected to either of the RS 423 RS 232 serial interface ports on the back panel of the SPARCstation 10 system It is not the same thing as a monitor Time of Day clock Twisted pair Ethernet Universal Asynchronous Receiver Transmitter Virtual Rand
125. the SPARCstation 10 DC power harness Chapter 15 Internal Disk Cable explains how to remove and install the internal disk cable Chapter 16 LED explains how to remove and install the light emitting diode LED for the SPARCstation 10 system Chapter 17 Powering On the System explains precautions steps to perform before and after replacing a part and connecting peripherals to the system Appendix A System Specifications contains the input power requirements environmental requirements physical and packaging dimensions of the system and regulatory compliance information Appendix B Replacement Parts List gives part numbers and describes field replaceable units FRUs for the SPARCstation 10 system Appendix C Positive Temperature Coefficient Devices provides general information about positive temperature coefficient PTC devices which are located on the main logic board MLB in place of fuses Appendix D Signal Descriptions gives signal descriptions and connector pinouts and assignments SPARCstation 10 Service Manual July 1993 xviii Warnings Cautions and Notes Caution This equipment contains lethal voltage Accidental contact can result in serious injury or death 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 resultant damage to
126. the equipment Caution Hot surfaces are present Use care when opening the system chassis or handling components 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 by the Sun Microsystems training facilities or by Sun Microsystems affiliates and have been certified as required by local and national laws are considered qualified Note Before you begin carefully read each of the procedures in this manual Improper handling by unqualified personnel can cause serious damage to this equipment xix lt lt Document Conventions The following table describes the type changes and symbols used in this book Example Edit your login file Use 18 a to list all files system You have mail system su password Press the Delete key When you see L1 A press and hold L1 while typing A To delete a file type rmfilename Read Chapter 6 in User s Guide These are called class options TABLE P 1 Document Conventions Meaning The names of commands files and directories on screen computer output What you type contrasted with on screen computer output This font also indicates a key that you press When you see two key names
127. tilisateurs d interfaces graphiques OPEN LOOK et qui en outre se conforment aux licences crites de Sun CETTE PUBLICATION EST FOURNIE EN L ETAT SANS GARANTIE D AUCUNE SORTE NI EXPRESSE NI IMPLICITE Y COMPRIS ET SANS QUE CETTE LISTE NE SOIT LIMITATIVE DES GARANTIES CONCERNANT LA VALEUR MARCHANDE L APTITUDE DES PRODUITS A REPONDRE A UNE UTILISATION PARTICULIERE OU LE FAIT QU ILS NE SOIENT PAS CONTREFAISANTS DE PRODUITS DE TIERS 0 ga Adobe PostScript Contents System Overview 1 System Unit 2 1 1 1 SBusCards 5 Monitors Keyboard and Mouse 6 External Storage Modules 7 1 1 1 2 13 Diagnostics Overview 9 How It Fits Together 1 When to Use Diagnostics 2 Boot PROM Diagnostics 13 2 3 1 Power On Self Test POST 3 2 3 2 Power On Self Test Detailed Description 14 2 3 3 On Board Diagnostics 14 SunDiag System Exerciser 2 SunDiagnostic Executive 22 Forth Toolkit 23 2 1 2 2 2 3 2 4 2 9 2 6 Troubleshooting 25 Power On Does Not Succeed 25 3 1 1 Symptom 5 3 12 Actions 25 Contents iii 3 1 3 1 3 Symptom 6 3 14 Actions 26 3 2 Power Supply Test 6 3 3 MLB Test 28 3 4 Disk Drive Errors 29 3 4 1 Symptom 29 3 4 2 Action 29 3 4 3 Symptom 29 3 4 4 Action 29 3 5 Determining a Failed DSIMM 30 4 Preparing the System 33 4 1 Halting the System 33 4 2 Halting a System that is Hung 34 4 3 Tools Needed 35 4 4 Antistatic Surface 36 4 5 Disconnecting External SCSI Peripherals 36 4 6 Removing the Syst
128. tive Temperature Coefficient Devices 175 Contents vii 15 16 17 C 1 Keyboard and Mouse PTC 6 C 2 Ethernet PTC 177 C 3 SCSI Termination PTC 177 D Signal Descriptions 179 D 1 Stacked Micro High Density Connectors 9 D 1 1 Stacked Micro High Density Connectors Signal Descriptions 181 D 2 Keyboard Mouse and Serial Ports A amp B _ 1 D 2 1 Keyboard Mouse 182 D 2 2 Serial Ports A amp B 2 D 2 3 Keyboard Mouse and Serial Ports A amp B Signal Descriptions 184 D 3 Twisted Pair Ethernet 186 D 3 1 Twisted Pair Ethernet Signal Description 186 DA SCSI 6 D 4 1 SCSI Signal Description 7 SPARCstation 10 Service Manual July 1993 viii Figures Connecting the Major Components of the System 1 Front View of the System 2 Rear View of the System 2 Top View of the SPARCstation 10 System without Cover 3 Main Logic Board 3 Exploded View of the SPARCstation 10 System MLB 4 Exploded View of the SPARCstation 10 System 5 Default Boot Mode Flowchart 10 Arrangement of the Keyboard LEDs 4 Power Supply Connector 27 Rear Panel Captive Screw Location 37 Plastic Retainer Clip Location 37 Removing the System Unit Cover Side View 37 Wrapping the Wrist Strap Around Your Wrist 8 Power Supply Location 39 Lowering the Cover 39 Closing the Cover 40 Tightening the Captive Screw 40 SBus Slot Locations on the Main Logic Board 2 Figures ix GURE 1 1 GURE 1 2 GURE 1 3 GURE 1 4 GURE 1 5 GURE 1 6 GURE 1 7 GU
129. tly in the drive mounts Follow steps 4 through 9 if a second drive is to be installed Note The system cover may not close correctly if the drive is not pushed forward far enough Follow the instructions in Chapter 17 to detach the wrist strap install the cover connect the expansion unit s and power on the system 10 11 14 140 SPARCstation 10 Service Manual July 1993 CHAPTER 15 Internal Disk Cable This chapter explains how to remove and install the internal disk cable in a SPARCstation 10 system 15 1 Tools Needed To remove and install the internal disk cable you will need the following tools and materials m Phillips screwdriver size 2 Wrist strap Antistatic surface 15 2 Removing the Internal Disk Cable Follow the instructions in Chapter 4 to power off the system and disconnect the expansion units sensitive to static electricity Ordinary amounts of static from your clothes or work Caution The hard disk drive contains electronic components that are extremely environment can destroy the components Wear a grounding strap when handling the drive Refer to Attaching the Wrist Strap in Chapter 4 Do not touch the components themselves or any metal parts To remove the internal disk cable follow these steps 15 141 1 Remove the disk drive s from the system unit a Check that the green LED at the front of the chassis is n
130. ule The system requires only that the MBus module 0 DSIMM J0201 the MLB the power supply assembly and the keyboard are installed Remove the other parts and test the system again to eliminate the possibility that optional parts are causing a failure To receive additional POST failure information connect a terminal to serial port A on the SPARCstation 10 system SPARCstation 10 Service Manual July 1993 3 3 3 28 Disk Drive Errors Symptom Disk drive read write or parity errors are reported by the operating system or customer applications Action Replace the disk drive indicated by the failure messages The operating system identifies the internal disk drive 0 SCSI target address 3 as 500 or 600300 and internal disk drive 1 SCSI target address 1 as sd1 or cOt1d0 Symptom A disk drive fails to boot or is not responding to commands Action This symptom could be caused by a defective system SCSI controller so you should first test the drive response to the probe scsi command At the system ok prompt type probe secsi lt Return gt If the disk drive responds correctly to this command a message appears similar to the following ok probe scsi Target 1 Unit 0 Disk SEAGATE 511480 SUN0424 Copyright c 1991 Target 3 Unit 0 Disk SEAGATE 511480 SUN0424 Copyright c 1991 Chapter 3 Troubleshooting 9 3 4 3 4 1 3 4 2 3 4 3 3 4 4 If the disk drive responds
131. utlet is supplying AC power to the system Turn the system power switch on and observe the keyboard The four lights LED should briefly illuminate and you should hear a tone from the keyboard If you hear no tone or see no lights on the keyboard the system s power supply may be defective Refer to the procedure Power Supply Test later in this chapter If you hear a tone and see lights on the keyboard but the system still fails to initialize refer to the procedure MLB Test later in this chapter 3 1 3 3 1 4 Power Supply Test Before you start make sure that the power supply is turned on You need to remove the system unit cover to be able to test the power supply Refer to Removing the System Unit Cover in Chapter 4 Use a VOM to check the power supply output voltages The power supply connector J1501 must remain connected to the MLB Place the VOM negative probe on one of the logic ground pins in the connector and test the 12V 12V and 5 1V power pins individually with the positive probe TABLE 3 1 lists the pin assignments on the power supply connector 32 3 26 SPARCstation 10 Service Manual July 1993 Power supply Power supply connector Main logic board FIGURE 3 1 Power Supply Connector TABLE 3 1 Power Supply Connector Pin Assignments Pin Assignment Pin Assignment 1 12V 10 Logic Ground 2 12V 11 Logic Ground 3 5 1V 12 Logic Ground 4 5 1V 13 Logic Ground 5 5 1V 1
132. ve Mounts Chapter 12 Hard Disk Drives 7 17 18 Detach the wrist strap and replace the top cover Perform the steps in the section Installing the System Unit Cover in Chapter 17 Note The cover will not close if the disk drive is not fully forward in the disk drive mounts 19 Connect any expansion units you previously removed to the system 20 Power on the system Perform the steps in the section Turn On the Power in Chapter 17 12 128 SPARCstation 10 Service Manual July 1993 Diskette Drive This chapter explains how to remove and install a diskette drive for the SPARCstation 10 system Caution The diskette drive contains electronic components that are extremely sensitive to static electricity Ordinary amounts of static from your clothes or work environment can destroy the components Wear a grounding strap when handling the drive Refer to Attaching the Wrist Strap in Chapter 4 Do not touch the components or any metal parts CHAPTER 13 Tools Needed To remove and install the diskette drive you will need the following tools and materials Phillips screwdriver size 2 Wrist strap Antistatic surface 13 1 Removing the Diskette Drive Follow Chapter 4 to power off the system and disconnect the expansion units To remove the diskette drive from the system Check that the green LED at the front of the chassis is not lit 13 129 13 2 1 2 Check th
133. vice Manual July 1993 CHAPTER 14 DC Power Harness This chapter explains how to remove and install the DC power harness for a SPARCstation 10 system 14 1 Tools Needed To remove and install the DC power harness you will need the following tools and materials Phillips screwdriver size 2 Wrist strap Antistatic surface 14 2 Removing the DC Power Harness Power off the system and disconnect the expansion units Refer to Chapter 4 Caution The hard disk drive contains electronic components that are extremely sensitive to static electricity Ordinary amounts of static from your clothes or work environment can destroy the components Wear a grounding strap when handling the drive Refer to Attaching the Wrist Strap in Chapter 4 Do not touch the components themselves or any metal parts To remove the DC power harness 1 Remove the disk drive from the system unit 14 135 a Check that the green LED at the front of the chassis is not lit b Check that the system power cord remains connected to the system and the wall outlet c Remove the system unit cover Refer to Removing the System Unit Cover in Chapter 4 d Attach the wrist strap Refer to Attaching the Wrist Strap in Chapter 4 e Slide the disk drive toward the rear of the chassis to free the grommets from the drive mounts See FIGURE 14 1 DC power connector oe Disk drive Internal disk connector Grommets

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