DEC DECstation 5000 Model 100 Series Maintenance Manual Download Page 44

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To Remove a SCSI Chain Terminator

Push the wire brackets away from the terminator.

Pull the terminator off of the SCSI connector.

To Install a SCSI Chain Terminator

Firmly press the chain terminator onto the unused
connector on the drive at the end of the chain.

Fasten the SCSI connector wire brackets onto the SCSI
terminator.

WSE2M040

Wire brackets

SCSI chain terminator

Figure 2-9.

Removing and installing a SCSI chain terminator

Service Operations

2–15

Summary of Contents for DECstation 5000 Model 100 Series

Page 1: ...EK 370AA MG 002 DECstation 5000 DECsystem 5000 Model 200 MaintenanceGuide digital equipment corporation maynard massachusetts...

Page 2: ...ed companies Digital Equipment Corporation 1990 All Rights Reserved Printed in U S A USA This equipment generates uses and may emit radio frequency energy The equipment has been type tested and found...

Page 3: ...Modules 1 9 Optional TURBOchannel Modules 1 10 Drives 1 10 Monitors and Terminals 1 10 Keyboard and Mouse 1 10 For Further Information 1 10 2 Service Operations Using an Antistatic Kit 2 2 Using an Al...

Page 4: ...Line Adapter 2 16 Entering Console and Operating Modes 2 17 To Enter Console Mode 2 18 To Enter Operating Mode 2 18 Using Console Command Passwords 2 19 To Set or Change a Password 2 19 To Remove a Re...

Page 5: ...and Status Register Error Logs 4 8 Overheat Error Messages 4 9 Troubleshooting When a Printer Modem or Alternate Terminal Does Not Operate Properly 4 10 For Further Information 4 11 5 Basic Hardware S...

Page 6: ...e Commands Entering Console Commands C 2 Rules for Entering Console Commands C 2 Conventions Used in This Chapter C 3 Some Terms Used in This Chapter C 3 Console Command Reference C 4 Console Command...

Page 7: ...Cache Reload Test D 7 Cache reload test error information D 7 Cache Segment Test D 8 Cache segment test error messages D 8 Serial Line Silo Alarm Test D 10 Serial line silo alarm test error messages D...

Page 8: ...eal Time Clock Register Test D 30 Real time clock register test error messages D 30 Real Time Test D 31 Real time test error codes D 31 Translation Lookaside Buffer TLB Probe Test D 32 TLB probe test...

Page 9: ...and E 23 ctrs Command E 24 Entering a Specific Address E 24 Displaying Console Command Formats E 25 help Command E 25 Command E 25 t Command E 26 Resetting the System E 26 init Command E 26 scsi rst C...

Page 10: ...solate Test F 17 Cache isolate test parameters and error messages F 17 Overtemp Detect Test F 18 Overtemp detect test error messages F 18 Show Versions Utility F 19 Test Error Control Host Tests F 19...

Page 11: ...s F 37 Ethernet RAM Test F 38 Ethernet RAM test parameters and error codes F 38 Ethernet Station Address ROM Test F 39 ESAR test error codes F 39 SCSI Controller Tests F 40 SCSI Controller Chip Test F...

Page 12: ...ectors 1 8 1 5 Location of memory and expansion slots on the system module 1 9 2 1 Using an antistatic kit 2 2 2 2 Connecting an alternate terminal 2 3 2 3 Remove and installing the system unit cover...

Page 13: ...t Error Messages Displayed on the Monitor 4 4 4 2 Troubleshooting When the Power Up Self Test Does Not Complete 4 6 4 3 Error Log Event Types 4 7 4 4 Hardware Physical Addresses 4 9 5 1 Interpreting S...

Page 14: ...st Error Descriptions D 15 D 10 Serial Line Mixed Silo Test Error Descriptions D 17 D 11 Serial Line Transmit and Receive Test Error Descriptions D 19 D 12 ECC Generate Test Error Codes D 20 D 13 FPU...

Page 15: ...F 14 F 19 Cache Data Test Parameters F 15 F 20 Cache Data Test Error Codes F 15 F 21 Cache Isolate Test Parameters F 17 F 22 Cache Isolate Test Error Codes F 17 F 23 TECH Tests Utilities and Commands...

Page 16: ...54 SCSI Buffer Test Parameters F 41 F 55 SCSI Buffer Test Error Codes F 41 F 56 SCSI RAM Test Parameters F 42 F 57 SCSI Port Test Parameters F 43 F 58 SCSI Port Test Error Codes F 43 F 59 Initialize...

Page 17: ...ailed field replaceable units FRUs 1 2 and 3 give background information about the system hardware and operations regularly used for customer service Chapter 4 describes how to determine which FRU fai...

Page 18: ...or an explanation of console commands refer to Appendix C For an explanation of individual system module and memory module tests refer to Appendix D For information about R3000 CPU registers refer to...

Page 19: ...e Monospace type Anything that appears on your monitor screen is set in monospace type like this Boldface type Anything you are asked to type is set in boldface type like this Italic type Any part of...

Page 20: ...ECstation DECsystem 5000 Model 200 Hardware This chapter describes Possible system hardware configurations Basic system hardware Optional system hardware A Look at DECstation DECsystem 5000 Model 200...

Page 21: ...s either a server or a workstation DECstation DECsystem 5000 Model 200 system hardware includes basic hardware that supports graphics drives additional Ethernet connections and additional memory Figur...

Page 22: ...Up to seven drives Ethernet WSE2M001 ole hardware configurations ation DECsystem 5000 Model 200 Hardware 1 3...

Page 23: ...unit FPU One small computer system interface SCSI controller One serial line controller One ThinWire Ethernet controller Fifteen slots for memory modules Three slots for optional graphics SCSI and Thi...

Page 24: ...ation DECsystem 5000 Model 200 Hardware 1 5...

Page 25: ...een when the power supply is operating properly The diagnostic LEDs display binary error codes that indicate test results The reset button initializes the system WSE2M003 Power supply LED On off switc...

Page 26: ...onnects the base system SCSI controller to a chain of external drives The keyboard mouse connector links the system unit to the keyboard mouse cable The communications connectors provide printer modem...

Page 27: ...tions connectors i l a t g i d W 359 Hz 50 60 A 7 9 4 2 V 100 120 220 240 V 220 240 A 1 7 V 100 120 A 3 0 0 1 2 PMAD A 3 2 PMAZ A PMAG C Monitor to system unit connector Option module connectors Figur...

Page 28: ...System module Memory module WSE2M005 Memory module expansion slots Option module Option module expansion slots Figure 1 5 Location of memory and expansion slots on the system module Additional Memory...

Page 29: ...r to the TURBOchannel Maintenance Guide for a description of the monitors that graphics option modules support The system can also display text on a VT320 terminal attached to the communications conne...

Page 30: ...ng components Use an alternate terminal Remove the system unit cover Remove the front cover plate Remove and replace the serial number plate Install and remove terminators and loopback connectors Ente...

Page 31: ...rist strap around your wrist and attach the other end of the strap to the snap on fastener attached to the antistatic mat before you handle any static sensitive item Place the static sensitive item on...

Page 32: ...or You can use either the original or alternate keyboard to type commands Use a VT320 terminal set to 9600 baud Figure 2 2 shows how to connect an alternate terminal WSE2M008 VT320 cable B G R 3 1 W 3...

Page 33: ...the keyboard cable connector on the alternate terminal 3 Insert the end of the VT320 cable into the communications line adapter on the back of the system unit 4 Turn on the alternate terminal 5 Turn...

Page 34: ...ove and install the system unit cover WSE2M013 W 359 Hz 50 60 A 7 9 4 2 V 100 120 220 240 V 220 240 A 1 7 V 100 120 A 3 0 0 1 2 PMAG C PMAD A 3 2 PMAZ A Captive screw On off switch i l a t g i d Figur...

Page 35: ...ntil it comes loose from the chassis Then lift the cover up and away from the system unit To Install the System Unit Cover 6 Place the system unit cover on the chassis Leave at least 2 inches between...

Page 36: ...Cover Plate Figure 2 4 shows how to remove and install the front cover plate WSE2M014 Front cover plate chassis unit System Captive screw screw Captive Figure 2 4 Removing and installing the front co...

Page 37: ...ons 3 Loosen the two captive screws 4 Tilt the top of the plate down and lift it away from the chassis To Install the Front Cover Plate 5 Make sure the system power is off 6 Insert the tabs on the bot...

Page 38: ...ber plate 4 Use a crescent wrench to remove the two nuts that hold the serial number plate 5 Pull the serial number plate away from the system unit To Install a Serial Number Plate 1 Make sure the sys...

Page 39: ...WSE2M050 W 359 Hz 50 60 A 7 9 4 2 V 100 120 220 240 nstalling a serial number plate...

Page 40: ...ll a ThickWire loopback connector follow the directions in Figure 2 7 To remove and install a communications loopback connector follow the directions in Figure 2 8 To remove and install a SCSI chain t...

Page 41: ...ntil it locks into place 2 Push the T connector collar onto the ThinWire connector on the system unit 3 Turn the T connector collar to the right until it slips past the connector tabs and slides into...

Page 42: ...he wide end of the loopback connector and the wide end of the ThickWire Ethernet connector 2 Firmly press the loopback connector onto the ThickWire Ethernet connector WSE2I026 W 359 Hz 50 60 A 7 9 4 2...

Page 43: ...Align the wide end of the loopback connector and the wide end of the communications connector 2 Firmly press the loopback connector onto the communica tions connector WSE2M048 Communications loopback...

Page 44: ...r To Install a SCSI Chain Terminator 1 Firmly press the chain terminator onto the unused connector on the drive at the end of the chain 2 Fasten the SCSI connector wire brackets onto the SCSI terminat...

Page 45: ...ll a Communications Line Adapter 1 Firmly press the communications line adapter onto the communications connector 2 Tighten the two screws WSE2M037 Communications connector Communications line adapter...

Page 46: ...re In console mode the system displays the prompt or R The system displays the prompt whenever you can use all console commands If the system displays the prompt R you can use only the boot and passwo...

Page 47: ...can use only the boot and password commands until you enter a password To enter the password type passwd and press Return At the prompt pwd type the password and press Return When you have access to a...

Page 48: ...Set or Change a Password To set or change a password use the password command with the s option 1 Type passwd s at the prompt and press Return 2 At the prompt pwd type the new password and press Retu...

Page 49: ...ower 2 Install the clear NVR jumper Refer to the following section for installation directions 3 Turn on the system and wait for the console prompt to appear 4 Turn off the system again 5 Remove the c...

Page 50: ...moving a clear NVR jumper Figure 2 11 shows how to insert and remove the clear NVR jumper WSE2M047 System module Clear NVR Clear NVR pins Figure 2 11 Inserting and removing a clear NVR jumper Service...

Page 51: ...for directions 3 Locate the clear NVR pins on the system module The clear NVR jumper pins are a two pin fixture 4 Slide the jumper entirely over the clear NVR pins To remove the jumper 1 Make sure the...

Page 52: ...to boot do the following 1 Use the printenv command to display the environment variables table 2 Use the setenv command to set the boot environment variable to a hard disk or to the network that conta...

Page 53: ...ut down the software immediately Specify hhmm to shut down the software at a specified time Replace hhmm with the hour and minute the shutdown begins where hh represents the hour to begin the shutdown...

Page 54: ...stem troubleshooting tools It explains how to Use different types of tests Set up tests for groups of selected modules Interpret test results Examine and interpret error logs Use boot error messages U...

Page 55: ...hardware to which the test command or error message refers The slot number for the system module and memory modules is always 7 Figure 3 1 shows the slot numbers for the SCSI and ThinWire controllers...

Page 56: ...system ROM chips if the PDE3 x message appears You can specify a quick or thorough power up self test script to run when the system powers up The quick test script is a limited script that minimizes...

Page 57: ...e 3 1 lists the slot numbers assigned to each module Replace test with the name of the particular test you want to run The optional extended arguments arg 1 and so on specify individual test condition...

Page 58: ...type t slot where you replace slot with the slot number of the module for which you want a test listing Then press Return A list of tests similar to this sample listing of tests for the system module...

Page 59: ...hat do not loop type ls slot where slot represents the slot number of the module for which you want all test scripts listed Then press Return A display of scripts and other objects that are in the mod...

Page 60: ...he test script Specify any options that you want to include in each test when you type the test command Press Return after you finish typing each individual test command 3 Finish creating the test scr...

Page 61: ...resents a possible message that describes the failure module represents the module identification number For an explanation of individual system module and memory module error messages refer to Append...

Page 62: ...be in ULTRIX to examine error logs At the ULTRIX prompt type etc uerf R more and press Return A full display of error log entries appears on the monitor The first part of each error log describes the...

Page 63: ...d SEQUENCE NUMBER lists the order in which the system logged the event OPERATING SYSTEM lists the system s version of ULTRIX OCCURRED LOGGED ON shows the time the error occurred OCCURRED ON SYSTEM lis...

Page 64: ...e error log sections that are unique to memory error logs UNIT INFORMATION UNIT CLASS MEMORY UNIT TYPE KN02 MEMORY ERROR SYNDROME MEMORY CRD ERROR ERROR STATUS REGS EPC x8006DF4C KN02 STAT REG x07C200...

Page 65: ...ecific error type PHYSICAL ERROR ADDR is the address in the hardware where the error occurred CHECK SYNDROME entries describe the actual error and the module where it occurred SYND BITS lists the bits...

Page 66: ...L PREVIOUS INTERRUPT STATE ENABLED PREVIOUS MODE KERNEL OLD INTERRUPT STATE DISABLED OLD MODE KERNEL SW INTERRUPT 1 ENABLED HW INTERRUPT 0 ENABLED HW INTERRUPT 1 ENABLED HW INTERRUPT 2 ENABLED HW INTE...

Page 67: ...Chapter 4 for possible physical error address values and the hardware they indicate System overheat error messages If the system overheats ULTRIX records the error and the following message on the mo...

Page 68: ...this system Interpret power up self test error messages to identify FRUs Troubleshoot when the power up self test does not complete Interpret error logs to find intermittent failures Troubleshoot when...

Page 69: ...rdware If this test returns an error code refer to Table 4 1 to troubleshoot 4 If none of these tests reports a problem check the memory modules Refer to Memory Modules in Chapter 5 to troubleshoot 5...

Page 70: ...g n description module includes additional information that describes the error Table 4 1 shows the corrective action indicated by each test that displays an error message on the monitor Interpreting...

Page 71: ...Modules in Chapter 5 to troubleshoot esar ext Ethernet controller Ethernet controller for which the slot number appears in the error message fb fbfill Graphics module for which the slot number appears...

Page 72: ...e slot number appears in the error message Refer to Ethernet Controller Modules in the TURBOchannel Maintenance Guide to troubleshoot shades stamp stic Graphics module for which the slot number appear...

Page 73: ...g Contact the Digital Customer Support Center for assistance 0111 Replace the memory module in memory slot 0 and repeat the power up self test If the power up self test still stops and the left diagno...

Page 74: ...05 Adapter error 106 Bus error 107 Stray interrupts 108 Asynchronous write error 109 Exception or fault 113 CPU error and status 200 Panic bug check 250 Informational ASCII message 251 Operational mes...

Page 75: ...r 5 for directions Error and Status Register Error Logs Use the last two lines in the error and status register error logs to determine the error and its location The phrase after ERROR ADDR REG descr...

Page 76: ...module 1F800000 to 1FBF0000 Ethernet controller on the system module 1FC00000 to 1FFFFFFF System module interface Replace the FRU that contains the hardware indicated by the error log For directions...

Page 77: ...test type t dz modem line cts lbk Then press Return When you type the external loopback test command Use the line parameter to specify the serial line you want to test Specify comm to test the communi...

Page 78: ...ther Information For an explanation of troubleshooting the SCSI Ethernet TURBOchannel options and the drives and monitors they support refer to the TURBOchannel Maintenance Guide Identifying Failed FR...

Page 79: ...re This chapter discusses hardware troubleshooting procedures and removal and installation instructions for the following FRUs System module and chassis Memory module Keyboard Mouse Power supply Basic...

Page 80: ...tation address register ESAR chip One SCSI controller with its own diagnostic ROM One ThinWire Ethernet controller with its own diagnostic ROM Two communications line controllers Three option module s...

Page 81: ...ace the system module and chassis mem Memory module Refer to Memory Modules later in this chapter to troubleshoot misc kbd misc mouse Keyboard or mouse Refer to Keyboard and Mouse later in this chapte...

Page 82: ...the old system module 1 Turn off the system unit 2 Remove the system unit cover and front cover plate Refer to Chapter 2 for directions 3 Disconnect any cables attached to the back of the system unit...

Page 83: ...identification labels on the old system unit chassis If the old system unit chassis has any such tags have the customer transfer the tags to the new system unit module and chassis WSE2M017 Option mod...

Page 84: ...ove and Install a Memory Module later in this chapter for directions 5 Install the option modules that you removed from the system module Refer to the TURBOchannel Maintenance Guide for directions 6 I...

Page 85: ...WSE2M018 are on a new system module Basic Hardware 5 7...

Page 86: ...r 2 Locate the ESAR chip 3 Gently pry the ESAR chip loose To install an ESAR chip 1 Orient the chip as shown in Figure 5 4 The notched end of the chip should face the power supply 2 Press the chip pin...

Page 87: ...Module Hardware The system module memory slots support up to 15 of the 8 Mbyte modules shown in Figure 5 5 Table 5 2 shows the address range assigned to each memory slot WSE2M019 Figure 5 5 Memory mod...

Page 88: ...FFF 2 a1000000 to a17FFFFF 3 a1800000 to a1FFFFFF 4 a2000000 to a27FFFFF 5 a2800000 to a2FFFFFF 6 a3000000 to a37FFFFF 7 a3800000 to a3FFFFFF 8 a4000000 to a47FFFFF 9 a4800000 to a4FFFFFF 10 a5000000...

Page 89: ...le 2 In the system module insert a memory module that you know is good 3 Repeat the RAM board test If the system reports that the new memory module is bad replace the system module and chassis If the...

Page 90: ...rd test failed code is a number that indicates which part of the RAM board test failed board indicates the memory module that reported the problem The number after board is the slot number of the memo...

Page 91: ...igure 5 6 shows how to remove and install a memory module WSE2M020 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Captive screw Memory module slot numbers Captive screw Memory module Figure 5 6 Removing and insta...

Page 92: ...module edge To install a memory module 5 Look at the slot numbers printed beside the memory module slots and find the unused slot with the lowest number 6 Align the memory module connectors above the...

Page 93: ...ach connect to the end of a keyboard mouse cable that connects to the back of the system unit as shown in Figure 5 7 WSE2M022 Keyboard Keyboard cable Mouse cable Keyboard mouse connector Keyboard mous...

Page 94: ...the power up self test still returns the error message misc kbd or misc mouse replace the keyboard or the mouse If the error message is misc kbd replace the keyboard If the error message is misc mous...

Page 95: ...ndicates that the keyboard is either missing or working improperly Mouse test The mouse test checks the mouse and serial line controller on the system module To run the mouse test type t 7 misc mouse...

Page 96: ...ng and Installing the Keyboard and Mouse Figure 5 8 shows how to remove and install a keyboard and mouse WSE2M023 2 i l a t g i d Figure 5 8 Removing and installing a keyboard and mouse 5 18 Basic Har...

Page 97: ...om the keyboard mouse connector To install the keyboard and mouse and their cables To install the keyboard mouse cable firmly push the cable end into the back of the system unit Then tighten the two s...

Page 98: ...front panel glows green when the power supply is operating properly The power supply consists of a power supply base and a removable panel with three fans that cool the system unit WSE2M024 Power con...

Page 99: ...round system module power cords are connected properly a Turn off the system unit power b Disconnect the system unit power cord c Remove the system unit cover and front cover plate Refer to Chapter 2...

Page 100: ...WSE2M051 power cord connections...

Page 101: ...er for directions If all three fans are motionless make sure the fan assembly power cord is connected properly Figure 5 11 shows how to check the fan assembly power cord connection a Turn off the syst...

Page 102: ...WSE2M045 power supply fan assembly connection...

Page 103: ...shows how to remove and install the power supply WSE2M025 Back view Front view On off switch System unit power cord Power supply Captive allen screws 2 System module power cords Figure 5 12 Removing...

Page 104: ...n the switch 8 Place the power supply in the system unit chassis The power supply on off switch should face the back of the system unit 9 Tighten the two captive Allen screws 10 Reconnect the system m...

Page 105: ...Specifications This appendix lists the physical specifications operating conditions and nonoperating conditions for the following components System unit LK201 keyboard VSXXX AA mouse Equipment Specifi...

Page 106: ...tem Unit Operating Conditions Temperature range 10 C to 40 C 50 F to 104 F Temperature change rate maximum 11 C 20 F per hour Relative humidity 20 to 80 noncondensing Maximum wet bulb temperature 28 C...

Page 107: ...o language variants Cable 1 76 m 6 ft uncoiled detachable 4 pin mmj connector at both ends Baud rate 4800 Power consumption 4 2 watts maximum Power input 11 8 V 6 350 mA Electrical interface EIA RS 42...

Page 108: ...ns Temperature range 40 C to 66 C 40 F to 151 F Relative humidity 10 to 95 noncondensing Maximum wet bulb temperature 46 C 115 F packaged Minimum dew point temperature 2 C 36 F Altitude 4 900 m 16 000...

Page 109: ...reports sec In polling mode up to 95 reports sec Accuracy 3 0 to 24 5 cm sec 0 to 10 in sec any direction 15 24 5 to 49 cm sec 10 to 20 in sec any direction 30 49 to 73 5 cm sec 20 to 30 in sec any di...

Page 110: ...Conditions Temperature range 40 C to 66 C 40 F to 151 F Relative humidity 5 to 95 Maximum wet bulb temperature 46 C 115 F packaged Minimum dew point temperature 2 36 F Altitude 4 900 m 16 000 ft at 3...

Page 111: ...tation Item numbers in Table B 2 correspond to item numbers shown in Figure B 1 Table B 1 Loopback Connectors Plugs Test Media and Miscellaneous Items Item Part Number Communications loopback connecto...

Page 112: ...Figure B 1 DECstation 5000 Unit Assembly B 2 Recommended Spares List...

Page 113: ...VR297 16 inch color monitor 240 volts Southern Hemisphere VR297 D4 VR299 19 inch color monitor 120 volts VR299 DA VR299 19 inch color monitor 240 volts Northern Hemisphere VR299 D3 VR299 19 inch color...

Page 114: ...e drive 1 2 Gbytes 120 volts TLZ04 DA Mouse VSXXX AA Keyboard LK201 Table B 4 Cords Cables and Connectors Item Part Number Order Number Monitor to system unit power cord U S 17 00442 26 System unit or...

Page 115: ...1AA PG TURBOchannel Maintenance Guide EK TRBOC MG Components and Add Ons The RZ55 Disk Drive Service Manual EK RZ55D SV The RZ56 Disk Drive Subsystem Service Manual EK RZ56D SV The RZ57 Disk Drive Sub...

Page 116: ...xplains The rules to follow when you type console commands Terms commonly used in this discussion of console commands The command format and purpose of each console command Possible console command er...

Page 117: ...ues as a string of decimal digits with no leading zeros for example 123 Enter octal values as a string of octal digits with a leading zero for example 0177 Enter hexadecimal values as a string of hexa...

Page 118: ...A hardware device that directs the operation and communication between devices or other controllers Each controller in the system has a unique controller ID number Devices Peripherals such as hard di...

Page 119: ...llers Color frame buffer graphics modules 2D graphics accelerator modules 3D graphics modules Console commands in this appendix appear in the same order as they appear in the system console command He...

Page 120: ...SCRPT cnfg d bhw S RNG val e bhwcdoux S RNG erl c go ADR init m ARG ls passwd c s printenv EVN restart script SCRPT setenv EVN STR sh belvS SCRPT ARG t l STR ARG unsetenv EVN The following sections de...

Page 121: ...e log go Transfers control to a specific address init Resets the system ls Displays the scripts and other files that are in a module passwd Sets and clears the console password printenv Prints environ...

Page 122: ...conds the system should wait before the bootstrap operation starts Include the n parameter to have the boot command load but not execute the specified file Replace slot path with the file specificatio...

Page 123: ...h SCSI ID 2 that is on the SCSI bus connected to a SCSI controller in option slot 1 type 1 tz2 vmunix and press Return To perform a multiuser boot include the a parameter If you omit the a parameter t...

Page 124: ...the contents you want to display Replace script with the name of the script whose contents you want to display For example to display the individual self tests contained in the thorough power up self...

Page 125: ...lay is for a system with optional Ethernet SCSI and color frame buffer modules cnfg 7 KN02 AA DEC T5 2a TCF0 24 MB 6 PMAD AA DEC T5 2a TCF0 enet 08 00 2b 0c e0 d1 5 PMAZ AA DEC T5 2a TCF0 scsi 7 2 PMA...

Page 126: ...dules the first part of the additional information identifies the type of graphics module in the system CX indicates that the is a color frame buffer graphics module PX indicates that the module is a...

Page 127: ...g and ending physical addresses in the memory module The last entry is the memory module capacity in Mbytes Ethernet controller configuration displays To obtain an Ethernet controller configuration di...

Page 128: ...nfiguration display the first line has the same meaning as the SCSI description in the general system configuration display For an explanation of this first line refer to General system configuration...

Page 129: ...ou replace slot with the slot number for the color frame buffer graphics module for which you want a configuration display and press Return The following is a sample color frame buffer graphics module...

Page 130: ...refer to General system configuration displays earlier in this section 3D graphics module configuration displays To obtain a 3D graphics module configuration display type cnfg 1 where 1 is the slot nu...

Page 131: ...in the 3D cnfg display is ERR invld cnfgtbl or ends with question marks there is a problem in the graphics module hardware Refer to the TURBOchannel Maintenance Guide to troubleshoot the 3D graphics...

Page 132: ...ess_low with the starting address for storing values Then replace count with the number of values you want to store values To specify more than one address range separate each range specification by c...

Page 133: ...ou enter the address range replace address_low with the starting address for storing values and replace address_high with the ending address for storing values To examine values at a series of address...

Page 134: ...the go command to transfer system control to a specific system address The go command format is go adress To transfer system control to the address specified in the last boot n command type the go co...

Page 135: ...em ROM The ls command format is ls slot To display the files available in an individual module replace the optional slot parameter with the slot number of the module that has the files you want to dis...

Page 136: ...ent variables The printenv command format is printenv variable To display the entire environment variable table omit the optional variable parameter To display an individual environment variable repla...

Page 137: ...ered them when you created the script setenv Command Use the setenv command to set an environment variable The setenv command format is setenv variable value When you type the setenv command Replace v...

Page 138: ...r other than zero to turn on the more pagination osconsole Contains the slot numbers of the console drivers If a tty driver from slot x serves as the console osconsole is set to x If a crt driver from...

Page 139: ...ho the script to the console as the test runs To run a specific script include the optional slot script parameter Replace slot with the slot number of the module that has the script you want to run Re...

Page 140: ...nation of the additional arguments used in an individual test refer to Appendix D To display the name and format for all individual tests for a module type t slot where you replace slot with the slot...

Page 141: ...contains an early ROM chip version The ROM chip must be upgraded SNF script System did not find the script that was to be run TXT Name specified in the script command is not a valid script name STX us...

Page 142: ...D Test Commands and Messages This appendix describes commands and messages for the following tests System module tests Memory module tests Initial power up tests Test Commands and Messages D 1...

Page 143: ...che offset Cache segment test 7 cache seg cache address Serial line silo alarm test 7 dz alrm loopback line Serial line modem and printer test 7 dz modem port cts lbk Serial line silo overflow test 7...

Page 144: ...rtc period Real time clock register test 7 rtc regs Real time test 7 rtc time Translation lookaside buffer TLB probe test 7 tlb prb Translation lookaside buffer TLB registers test 7 tlb reg pattern Me...

Page 145: ...eplace the optional address parameter with a specific cache address where you want the test to start Note that using the optional address parameter command requires that you be familiar with the firmw...

Page 146: ...ss value is the actual value at a given address followed by the correct value 4 Cache parity error occurred while test was reading floating 0 5 address xxxxxxxx sb yyyyyyyy Error occurred when test wr...

Page 147: ...3 describes error codes used in cache isolate test error messages Table D 3 Cache Isolate Test Error Codes Error Code Description 1 Reading 00000000 pattern resulted in a cache parity error 2 Reading...

Page 148: ...he you want to test Specify I to test the I cache Specify D to test the D cache Replace address with the address where you want the test to start Note that you must be familiar with the firmware speci...

Page 149: ...Return When you type the cache segment test command Replace the optional cache parameter with a value that specifies the cache you want to test Specify D to test the D cache Specify I to test the I ca...

Page 150: ...alue 2 address xxxxxxxx sb yyyyyyyy Error occurred when the system tried to read the memory contents The address parameter is the actual value at a given address followed by the correct value 3 addres...

Page 151: ...test the keyboard serial line Specify 1 to test the mouse serial line Specify 2 to test the right communications serial line Specify 3 to test the left communications serial line Serial line silo ala...

Page 152: ...f loopback you want to run Specify n to run a data leads only test Specify y to run a clear to send test Modem and printer test error messages Modem and printer test error messages have the form TFL 7...

Page 153: ...pears in the test command format display This parameter is for manufacturing use only Serial line silo overflow test error messages Serial line silo overflow test error messages have the form TFL 7 dz...

Page 154: ...presents the number of the line in which the error occurred CSR lists the value in CSR followed by the correct value timeout no RDONE Timeout occurred while waiting to receive done response RBUF xxxx...

Page 155: ...line you want to test Note that if you specify a line to test you must also specify a loopback parameter Specify 0 to test the keyboard serial line Specify 1 to test the mouse serial line Specify 2 t...

Page 156: ...ts the value in the serial line current status register CSR followed by the correct value timeout no trdy CSR xxxx sb xxxx Timeout occurred while waiting for correct line and trdy response in CSR CSR...

Page 157: ...or extl parameter that appears in the test command format display This parameter is for manufacturing use only Serial line mixed silo test error messages Serial line mixed silo test error messages ha...

Page 158: ...serial line CSR followed by what the value should be timeout line N no rdone CSR xxxx sb yyyy Timeout occurred while waiting for receive done response in CSR N represents the number of the line that...

Page 159: ...place the optional line parameter with a value that specifies the line you want to test Specify 0 to test the keyboard serial line Specify 1 to test the mouse serial line Specify 2 to test the right c...

Page 160: ...n operation CSR lists the value in the CSR register CSR followed by the correct value no tx intrpt No transmission interrupt occurred timeout CSR xxxx sb yyyy Timeout occurred while waiting for transm...

Page 161: ...cc gen code TFL 7 ecc gen indicates that the ECC generate test reported an error code represents a code that identifies which portion of the test failed Table D 12 lists the error codes used in ECC ge...

Page 162: ...run the FPU test type t 7 fpu and press Return FPU test error messages FPU test error messages have the form TFL 7 code TFL 7 fpu indicates that the FPU test reported an error code represents a code...

Page 163: ...d 8 Double miscompare occurred 9 Convert float double Value should be 55555555 10 FPU CSR double error occurred 11 Single miscompare occurred 12 Single miscompare occurred 13 Convert float double Valu...

Page 164: ...press Return RAM select lines test error messages The only RAM select test error message is TFL 7 mem select 1 address xxxxxxxx sb yyyyyyyy address represents the memory address where the error occurr...

Page 165: ...n to have the test search only for a keyboard Keyboard test error messages Keyboard test error messages have the form TFL 7 misc kbd description TFL 7 msic kbd indicates that the keyboard test report...

Page 166: ...n to have the test search only for a mouse connector Mouse test error messages Mouse test error messages have the form TFL 7 misc mouse description TFL 7 misc mouse indicates that the mouse test repo...

Page 167: ...ror description indicates that the refresh bit failed to toggle A RAM refresh test error message that includes the RTC error description indicates that a timeout occurred while the system was waiting...

Page 168: ...rite test reported an error code represents some code that identifies which portion of the test failed Table D 16 lists the error codes used in partial write test error messages Table D 16 Partial Wri...

Page 169: ...or code represents a code that identifies which portion of the test failed description represents additional information that describes the failure Table D 17 lists error codes and descriptions found...

Page 170: ...c period indicates that the RTC period test reported an error code represents a code that identifies which portion of the test failed Table D 18 describes the error codes used in RTC period test error...

Page 171: ...represents a code that identifies the portion of the test that failed description represents additional information that describes the failure Table D 19 describes the additional error codes and desc...

Page 172: ...D 20 Real Time Test Error Codes Error Code Meaning 1 UIP bit remained set past allotted time 2 Real time clock interrupt was pending when it should not have been 3 Allowed time ran out while waiting f...

Page 173: ...ch operation To run the TLB probe test type t 7 tlb prb and press Return TLB probe test error messages The only TLB probe test error message is TFL 7 tlb prb match 0 N xxxxxxxx sb yyyyyyyy which indic...

Page 174: ...l information that describes error Table D 21 discusses additional error codes found in TLB registers test error messages Table D 21 TLB Registers Test Error Codes Error Message Meaning tlblo N xxxxxx...

Page 175: ...est To test all memory modules specify an asterisk Replace the optional threshold parameter with the number of single bit errors the test allows before the test fails Replace the optional pattern para...

Page 176: ...nts the slot number of the memory module that failed the test The y represents the number of MBEs that the memory module reported 2 board x too many SBEs y More than the allowable number of single bit...

Page 177: ...loating 1 0 memory test error messages The only floating 1 0 memory test error message is TFL 7 mem float10 MBE x SBE y which indicates that the floating 1 0 test failed The x represents the number of...

Page 178: ...on started First memory module test started 7e Firmware initialization started Console memory test completed 7b Console terminal initialization started x3 The system detected an error during the power...

Page 179: ...Follow console command conventions Display information about system hardware Set environment variables Enable and disable serial line connections Write data into memory Examine memory contents Displa...

Page 180: ...leading zeros for example 123 Enter octal values as a string of octal digits with a leading zero for example 0177 Enter hexadecimal values as a string of hexadecimal digits preceded by 0x for example...

Page 181: ...y appear Letters in italics like this are variables that you replace with actual values Note that your help and menu screens display these variables in all capital letters Arguments enclosed in square...

Page 182: ...creen e Examines memory enable Enables a device fill Deposits data in an address range go Resumes execution of the program in memory help Displays the syntax of console commands Displays the syntax of...

Page 183: ...e cnfg command type cnfg unit d f and press Return Configuration summary Use the cnfg command without additional parameters to display a brief summary of all the system hardware The following is a sam...

Page 184: ...us Optn 6 is the ThinWire Ethernet on the system module The strings of numbers under Optn 6 are the ThinWire Ethernet station address Entries for Optn 0 Optn 1 and Optn 2 show information about module...

Page 185: ...s is a sample configuration display for a SCSI bus with RZ55 disk drives at SCSI ID addresses 1 and 2 Optn 2 PMAZ AA 0x5419876 0x0 SCSI szn ncr53c94 chip x 000 2 rz 1 2 Pid RZ55 C DEC Vid DEC Rev 0700...

Page 186: ...indicates tbd The third line lists the optional module s Ethernet station address Table E 2 Symbols Used in Optional Module Configuration Displays Symbol Meaning rz Drive is a hard disk or optical co...

Page 187: ...and memory modules Entries under the Bsys heading have the following meanings Mem shows the amount of system memory RS232 shows the system s serial line hardware The values to the right of RS232 show...

Page 188: ...format Driver name Description where Driver name represents the system s name for the driver Description represents some phrase that describes the driver Port drivers which interact directly with hard...

Page 189: ...onitor s scsi prb display looks similar to this 6 5 Pid Vid Rev 0x0001d001 PDT Tape PQ 0 DTQ 50 RMB ANSI 1 RDF 0 0x00000000 3 Pid RZ56 C DEC Vid DEC Rev 0102 0x01010000 PDT Disk PQ 0 DTQ 0 ANSI 1 RDF...

Page 190: ...the printenv command To set environment variables use the setenv command To remove environment variables use the unsetenv command Table E 3 describes the environment variables that you can set In add...

Page 191: ...turns on or the system is reset Specify h for the system to halt Specify r for the system to restart Specify b for the system to bootstrap If an attempted restart fails the system attempts an automat...

Page 192: ...ole if available If this console is not available the next default is a console attached to the right communications line connector Kbd Keyboard language Specify the number that corresponds to the key...

Page 193: ...variable by using the setenv command printenv Command To display the system s environment variables use the printenv command Type printenv evar and press Return Replace evar with the exact name of an...

Page 194: ...the new value you want to give this environment variable unsetenv Command To remove an environment variable from the list of console variables use the unsetenv command Type unsetenv evar where you rep...

Page 195: ...to specify data size word is the default value Specify b to deposit 1 byte of data Specify h to deposit a halfword 2 bytes of data Specify w to deposit a word 4 bytes of data Replace the addr paramete...

Page 196: ...necessary Use the rng parameter to specify the memory range There are two possible ways to specify the range addr cnt which fills addresses beginning at addr and continuing for cnt locations Replace a...

Page 197: ...se the disable command type disable tty x and press Return Include the optional tty x parameter to disable a specific console If you do not include tty x the disable command displays the list of curre...

Page 198: ...eter to enable a specific console If you do not specify tty x the enable command displays the list of currently enabled console devices The following are allowable values for x tty 0 which enables the...

Page 199: ...a formatted display of the contents of memory To use the dump command type dump b h w o d u x c B rng and press Return Include the first optional parameter to specify data size to be used in the disp...

Page 200: ...ecify the memory range There are two possible ways to specify the range addr cnt which displays data beginning at address addr and continuing for cnt locations Replace addr with the address where you...

Page 201: ...pecify h for a display in halfwords Specify w for a display in words Replace addr with the address you want to examine Use an address from 0x80000000 to 0xBF000000 When you use the examine command a d...

Page 202: ...0 send failure bitmap 0 receive failures 0 receive failure bitmap 0 unrecognized destinations 0 data overruns 0 unavailable system buffers 0 unavailable user buffers Note The counter values will have...

Page 203: ...de cmd the complete console menu appears For example entering help e displays the syntax for the examine e command e b h w ADDR Note that whenever you type an incorrect command line you automatically...

Page 204: ...itor Resetting the System To reset the entire system use the init command To reset a SCSI bus use the scsi rst command init Command The init command fully initializes the system The effect of the init...

Page 205: ...k Typing mop nullifies the other arguments in the list so that file takes the controller represents the ID number of the default controller unit number represents the unit number of the SCSI or Ethern...

Page 206: ...munix This command boots the file vmunix located in the A partition of the first hard disk unit number 0 using controller 0 boot f rz 0 4 c vmunix This command boots the file vmunix from the optical c...

Page 207: ...bes test commands and messages that the old PDE3 ROM chips generate for the following System module tests Memory module tests SCSI controller tests Ethernet controller tests Graphics module tests Init...

Page 208: ...uses the FPU to perform simple arithmetic To run the FPU test type t f21 and press Return FPU test error messages In FPU test error messages the parameter P1 indicates the value the test last read fro...

Page 209: ...conversion occurred 12 FPU cache status register double error occurred 13 14 Single miscompare occurred 15 Misconversion occurred 16 FPU CSR single error occurred 17 Single division failed 18 Single m...

Page 210: ...line test error messages Table F 2 Serial Line Test Parameters Parameter Description P1 Specifies the test s loopback setting Specify 0 for internal loopback specify 1 for external loopback P2 Specif...

Page 211: ...not ready 3 Serial line received no interrupt 4 Serial line timeout error occurred 5 Serial line interrupt error occurred 6 Serial line read buffer error occurred 7 9 Not used 10 Write read error occu...

Page 212: ...P1 Specifies the test s loopback setting Specify 0 for internal loopback specify 1 for external loopback P2 Specifies the serial line to be tested Specify 0 to test the keyboard Specify 1 to test the...

Page 213: ...nal loopback P2 Specifies the serial line to be tested Specify 0 to test the keyboard Specify 1 to test the mouse Specify 2 to test the right communications line Specify 3 to test the left communicati...

Page 214: ...st Parameters Parameter Description P1 Specifies the test s loopback setting Specify 0 for internal loopback specify 1 for external loopback P2 Actual value in register named in the subtest P4 Expecte...

Page 215: ...g Specify 0 for internal loopback specify 1 for external loopback P2 Actual value in register named in the subtest P3 Expected value in register named in the subtest P4 Serial line being tested when f...

Page 216: ...nter Test Parameters Parameter Description P1 Specifies a modem or printer test Specify 0 to test the modem Specify 1 to test the printer P2 Includes ready to send RTS clear to send CTS loopback in th...

Page 217: ...es Table F 14 Keyboard and Mouse Test Parameters Parameter Description P1 Specifies which item to test Replace P1 with 0 to test the keyboard Replace P1 with 1 to test the mouse P2 Specifies whether t...

Page 218: ...me clock register test error messages Table F 16 Real Time Clock Register Test Error Codes Error Code Meaning 1 Update in progress UIP bit remained set past allotted time 2 Writing pattern to time ala...

Page 219: ...ock time registers 5 Allowed time ran out while waiting for interrupt 6 Real time clock seconds were not set to zero on wraparound 7 Real time clock minutes were not set to zero on wraparound 8 Real t...

Page 220: ...error codes used in real time clock period test error messages Table F 18 Real Time Test Error Codes Error Code Meaning 1 UIP bit remained set past allotted time 2 Error occurred when setting real tim...

Page 221: ...to test the D cache Specify 1 to test the I cache P2 Memory address where the failure occurred P3 Data pattern read from memory Table F 20 Cache Data Test Error Codes Error Code Description 1 Error o...

Page 222: ...ror Codes Error Code Description 10 Cache read miscompare occurred Value read back should be address complement 11 Cache address complement read caused a parity error F 16 Test Commands and Messages P...

Page 223: ...I cache P2 Memory address where the failure occurred P3 Data pattern read from memory P4 Value expected from memory Table F 22 Cache Isolate Test Error Codes Error Code Description 1 Error occurred i...

Page 224: ...rred reading data address pattern 16 Reading data address pattern returned a cache parity error 17 Reading data address pattern returned a parity error 18 Reading data address pattern returned a misco...

Page 225: ...are for manufacturing use only Although the t display includes these tests they are not for field service use Table F 23 lists the TECH tests and their commands found in the t display Table F 23 TECH...

Page 226: ...ppears on the monitor Display Tests Utility The display tests utility displays information about available tests and test scripts To use the display tests utility type t fff P1 where the optional P1 r...

Page 227: ...want to test RAM data test error messages Table F 24 describes each RAM data test error parameter Table F 25 describes each RAM data test error code Table F 24 RAM Data Test Error Parameters Paramete...

Page 228: ...n RAM configuration test error messages Table F 26 describes each RAM Data test error code Table F 26 RAM Configuration Test Error Codes Error Code Meaning 1 Attempt to write pattern to module s base...

Page 229: ...P2 Pattern read from memory P3 Checkbits read back from CHKSYN Table F 28 ECC Generate Test Error Codes Error Code Meaning 1 Test failed to clear error address register P1 s value equals the register...

Page 230: ...ting address for writing floating 1s P2 Pattern read from memory P3 Contents last read from ERRADR register P4 Contents last read from CHKSYN register Table F 30 ECC SBE Fix Test Error Codes Error Cod...

Page 231: ...et 12 ERRADR WRITE bit was set on what should have been a read error 13 ERRADR ECCERR bit was not set 14 ERRADR address does not match check parameters 15 Checkbit syndrome CHKSYN VALID bit was not se...

Page 232: ...error codes used in partial write test error messages Table F 31 Partial Write Test Parameters Parameter Description P1 Memory address to which to write pattern P2 Pattern read back from memory Table...

Page 233: ...efresh test checks if the REFEVEN memory refresh bit in CSR toggles as it should To run the RAM refresh test type t 3f and press Return RAM Refresh test error messages Table F 33 lists the error codes...

Page 234: ...test error messages P1 indicates the last value that was read from CSR0 Table F 34 lists the error codes used in registers test error messages Table F 34 Registers Test Error Codes Error Code Descrip...

Page 235: ...opback test commands and error messages Table F 36 lists the error codes used in internal loopback test error messages Table F 35 Internal Loopback Test Parameters Error Code Description P1 Ethernet R...

Page 236: ...lists the error codes used in external loopback test error messages Table F 37 External Loopback Test Parameters Error Code Description P1 Ethernet RAM address used to set up structures P2 Return sta...

Page 237: ...l P1 with the Ethernet address in which you want to set up structures CRC detect test parameters and error codes Table F 39 describes the parameters used in CRC detect test commands and error messages...

Page 238: ...ernet chip flagged a good CRC on a packet with a bad CRC 6 Miscellaneous packet receive error occurred 7 Error occurred initializing the Ethernet chip 8 Error occurred transmitting data packet 9 Error...

Page 239: ...meters used in collision test commands and error messages Table F 42 lists the error codes used in collision test error messages Table F 41 Collision Test Parameters Parameter Description P1 Ethernet...

Page 240: ...n the Ethernet RAM buffer in which you want to set up structures Promiscuous mode test parameters and error codes Table F 43 describes the parameters used in promiscuous mode test commands and error m...

Page 241: ...itializing Ethernet chip in promiscuous mode 8 Error occurred transmitting packet 9 Error occurred receiving internal loopback packet Multicast Test The multicast test checks the Ethernet s ability to...

Page 242: ...ead from CSR0 Table F 46 Multicast Test Error Codes Error Code Description 1 Error occurred reading Ethernet station address ROM 2 Error occurred initializing the Ethernet controller chip 3 Error occu...

Page 243: ...ror codes Table F 47 describes the parameters used in IRQ test commands and error messages Table F 48 lists the error codes used in IRQ test error messages Table F 47 IRQ Test Parameters Parameter Des...

Page 244: ...the parameters used in Ethernet RAM test commands and error messages Table F 50 lists the error codes used in Ethernet RAM test error messages Table F 49 Ethernet RAM Test Parameters Parameter Descrip...

Page 245: ...3 ESAR contained broadcast address 4 Error occurred computing checksum 5 Checksum miscompare occurred in lower byte 6 Checksum miscompare occurred in lower byte 7 Reverse copy mismatch occurred 8 Forw...

Page 246: ...t parameters and error codes Table F 52 describes the parameters used in SCSI controller chip test error messages Table F 53 lists error codes used in test error messages Table F 52 SCSI Controller Ch...

Page 247: ...increase SCSI buffer test parameters and error codes Table F 54 describes the parameters used in SCSI buffer test commands and error messages Table F 55 lists error codes used in SCSI buffer test erro...

Page 248: ...SCSI RAM test parameters and error codes The SCSI RAM test returns an error message if the read and write values do not match Table F 56 describes the parameters used in SCSI RAM test error messages...

Page 249: ...rror codes Table F 57 describes the parameters used in SCSI port test commands and error messages Table F 58 lists error codes used in SCSI port test error messages Table F 57 SCSI Port Test Parameter...

Page 250: ...sters test error messages Table F 60 lists error codes used in initialize VDAC registers test error messages Table F 59 Initialize VDAC Registers Test Parameters Parameter Description P1 Debug flag se...

Page 251: ...error codes used in video RAM test error messages Table F 61 Video RAM Test Parameters Parameter Description P1 Debug flag setting P2 Test s starting address P3 Test s ending address P4 Data pattern...

Page 252: ...on the monitor The font test generates no error messages Interrupt Test The interrupt test attempts to initialize the VDAC interrupt line To run the interrupt test type x04 where x represents the grap...

Page 253: ...ed in cursor test error messages Table F 63 Cursor Test Parameters Parameters Description P1 Cursor s horizontal position P2 Cursor s vertical position P3 Cursor command register contents P4 Actual cu...

Page 254: ...odes used in pattern test error messages Table F 65 Analog Video Output Test Parameters Parameter Description P1 Test s starting address P2 Test s ending address P3 VDAC test register contents Table F...

Page 255: ...stem is in a power up or rest situation E9 Test halted trying to verify the ERRADR s power up state E8 Test could not begin the power up test sequence E7 Initializing base system RAM or stack failed E...

Page 256: ...rom main console DF Test halted at start of test stack DE Writing pattern of 5s to the first 192 Kbytes failed DD Reading pattern of 5s from first 192 Kbytes returned a miscompare DC Reading pattern o...

Page 257: ...ersion PDE3 ROM chips It includes Major error and status code numbers and phrases which indicate the general condition that generated the console message Minor error and status code numbers and phrase...

Page 258: ...ironment variable was invalid 27 Adrs err Specified address was invalid 28 Ntwrk err Network related error occurred 29 Mth err Invalid arithmetic result or operation detected 2A Invld cmd Console comm...

Page 259: ...ystem is restarting a2 Xfr adrs Transfer address value a3 TOD clck init Time of day clock is initialized a4 Exit System exited to console mode a5 Dvs The following information is a list of devices a6...

Page 260: ...ll 03fb Internal ROM error encountered 03fc Write range would overlay ROM 03fd Restart command failed for some reason 03fe Address table is full 0403 Booted a out has invalid byte order 0404 Reading d...

Page 261: ...oller is nonexistent 0428 No unit state block available on tape drive 0429 String space overflow occurred 042a String space overflow occurred in new_str2 042b String space overflow in set_str 042c Int...

Page 262: ...supported 044c Invalid seek option was specified 044d Unable to locate job corresponding to file descriptor 044e Attempted to find driver data for unknown device 044f Opening Unsupported file sys type...

Page 263: ...ped environment variable is invalid 0468 This environment variable cannot be unset 046a TFTP condition is not defined 046b TFTP access violation occurred 046b TFTP file was not found 046d TFTP disk is...

Page 264: ...ls are supported by TFTP 048c TFTP invalid host or server IP address was specified 048d TFTP host or file name is too large 048e TFTP does not support read and write mode 048f TFTP backward seek occur...

Page 265: ...SCSI problem occurred 049c SCSI IO parity error occurred 049d SCSI sent too many message bytes 049e SCSI sent no message 049fS SCSI reselect error occurred 04a0 SCSI is selected when it should not be...

Page 266: ...mpt 2 17 Control key combinations C 2 Controls and indicators system unit 1 6 D Diagnostic LEDs error codes 4 3 to 4 6 in power up self tests 3 3 system unit 1 6 Diagnostic ROM s 5 2 Drives 1 10 E Equ...

Page 267: ...st internal or external 5 17 serial line error 4 10 M Memory error logs 3 11 to 3 12 FRU failure 4 8 Memory module 5 9 to 5 14 address ranges 5 10 expansion slots 1 9 to 1 10 RAM board test 5 11 remov...

Page 268: ...2 15 SCSI controller 5 2 options 1 10 Serial line tests 5 17 D 19 Serial number plate removing and installing 2 9 to 2 10 Service operations 2 24 Slot number in error codes 4 3 in incomplete self tes...

Page 269: ...nWire Ethernet terminator removing and installing 2 12 Troubleshooting FRU failure 4 2 to 4 11 incomplete self test 4 6 keyboard 5 16 memory modules 5 11 to 5 14 mouse 5 16 power supply 5 21 to 5 26 s...

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