DEC VAXmate Service Manual Download

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Summary of Contents for VAXmate

Page 1: ...EK P500B SV 002 Service Guide ...

Page 2: ...TM mate Service Guide ...

Page 3: ...escribed in this document is furnished under a license and may only be used or copied in accordance with the terms of such license No responsibility is assumed for the use or reliability of software on equipment that is not supplied by DIGITAL or its affiliated companies MS DOS is a trademark of Microsoft Corporation The following are trademarks of Digital Equipment Corporation amaamo DIBOL RSX DE...

Page 4: ...re Ethernet Cable 1 9 1 2 9 Options 1 9 1 2 9 1 2 Mbyte Memory 1 10 1 2 9 2 80287 Coprocessor 1 10 1 2 9 3 Expansion Box 1 10 l 2 9 4 Integral Modem Board for North America 1 1 0 1 2 9 5 LA75 Printer 1 10 1 2 9 6 LN03 Plus Printer 1 11 1 2 10 DIGITAL ThinWire Ethernet Multiport Repeater DEMPR 1 11 1 2 11 DIGITAL ThinWire Ethernet Station Adapter DESTA 1 11 1 3 Environmental and Electrical Descript...

Page 5: ... 2 4 1 4 LA75 Printing Erroneous Characters 2 27 2 5 Service Diagnostics 2 27 2 5 1 System Errors Versus Diagnostic Errors 2 28 2 5 2 Previously Detected Error 2 28 2 5 3 Main Diagnostic Menu 2 29 2 5 4 Selecting a Mode from Main Diagnostic Menu 2 33 2 5 5 System Test Mode 2 33 2 5 5 1 Test Option Menu 2 34 2 5 5 2 System Test Requirements 2 37 2 5 5 3 System Test Execution 2 42 2 5 6 Individual T...

Page 6: ...de 4 13 4 3 9 Focus 4 13 Chapter 5 FRU Replacement 5 1 Introduction 5 1 5 2 Before You Replace Any FRUs 5 3 5 3 Replacing FRUs 5 4 5 3 1 Turning Off Power and Unplugging External Cables 5 4 5 3 2 Separating the Expansion Box from the System Unit 5 5 5 3 3 Fuse Replacement 5 6 5 3 4 Opening the System Unit Back Door 5 7 5 3 5 System Unit Back Door Removal 5 8 5 3 6 System Unit Cover Removal 5 11 5 ...

Page 7: ...5 3 31 Hard Disk Drive Installation 5 62 5 3 32 Gaining Access to the Expansion Box Card Cage 5 64 5 3 33 Hard Disk Controller Replacement 5 65 5 3 34 Option Replacement in the Expansion Box 5 66 5 3 35 Option Backplane Replacement 5 67 5 3 36 Expansion Box Fan Replacement 5 68 5 3 37 Expansion Box Power Connector and Bridge Replacement 5 70 5 3 38 Expansion Box Power Regulator Replacement 5 72 Ap...

Page 8: ... Test Sequence Sheet 3 of 3 2 9 Figure 2 3 CPU BoardJumpers 2 16 Figure 2 4 Inserting the Diskette 2 23 Figure 2 5 Extended Self Test Keys 2 23 Figure 2 6 Sample Configuration Display 2 24 Figure 2 7 Restarting Service Diagnostics 2 28 Figure 2 8 ROM Diagnostic Error 2 29 Figure 2 9 Main Diagnostic Menu 2 30 Figure 2 10 Service Diagnostics Mode Selection Keys 2 33 Figure 2 11 Test Option Menu 2 34...

Page 9: ...re 4 8 Yoke Centering Rings 4 1 0 Figure 4 9 Rotation Measurement 4 11 Figure 5 1 Cable Locations 5 4 Figure 5 2 Separating the Expansion Box from the System Unit 5 5 Figure 5 3 Fuse Location 5 6 Figure 5 4 Opening the Back Door 5 7 Figure 5 5 Removing the Back Door Screws 5 8 Figure 5 6 Swinging the Door Up 5 9 Figure 5 7 Releasing the Links to Remove the Door 5 10 Figure 5 8 Removing the Cover 5...

Page 10: ... Housing 5 35 Jumper FG Location Diskette Drive 5 37 Removing LED Cable and Plastic Dress Bezel 5 38 Power Supply Ground Wire 5 39 Lifting Out Power Supply 1j0 Video and CPU Boards 5 40 CPU Board Components and Jumpers 5 41 Removing the Power On LED Assembly 5 44 Replacing the Power LED Assembly 5 45 Mounting Screws 5 46 Removing the I O Video Board Bezel 5 47 Removing the I O Video Board Shield 5...

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Page 12: ...tation This guide also describes the basic concepts of connecting the VAXmate to a network and troubleshooting a part of the VAXmate network WARNING The procedures in this guide are for DIGITAL service technicians only By using this guide along with the other items in the Maintenance Kit you can isolate problems to the field replaceable unit FRU 1 ...

Page 13: ...e your Maintenance Kit contains these items LOOPBACK CONNECTORS AND TERMINATORS PRINTER MOUSE TWO 50 OHM TERMINATORS DISKETTES SERVICE DIAGNOSTICS SERVICE GUIDE AND 3 RING BINDER l liXmate 1111111 LJ 0896 Maintenance Kit Items 2 ...

Page 14: ...00 Z6002 M7 12 15536 06 12 25083 01 12 25628 01 12 25534 01 12 25535 01 BN HU11A BK BL N402A BK BN HD93x Y7 EK P500B SV Bl KL23x H EK DEPCA SV 12 22196 01 In addition to the Maintenance Kit you may also need these items depending on the type of repair Ask your branch to order them for you Description of Item Part No Type of Repair Ohmmeter times 1 scale N A Network testing Anode discharge tool 29 ...

Page 15: ...r replacing of the CRT and or the monitor board Chapter 5 FRU Replacement describes how to remove faulty FRUs and replace them with new FRUs Appendix A Part Numbers lists the recommended spares for the VAXmate workstation It also lists networking and printer components and order numbers Appendix B Test Descriptions describes the tests in the Service Diagnostics Use this as a reference to Chapters ...

Page 16: ...X MA Integral Modem User s Guide Installing and Using the LA7S Companion Printer Networks DECconnect System Requirements Evaluation Workbook DECconnect System Planning and Configuration Guide DECconnect System Installation and Verification Guide DESTA Installation Card DESTA Technical Description ThinWire Ethernet Cable Connector Installation Guide Card Ethernet Installation Guide Volume 1 Vendor ...

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Page 18: ...etwork the VAXmate computer system is the user s interface into the applications and services that the PCSA family of products provides As part of a network the VAXmate computer communicates with other computers on the network as well as shares the various resources and services offered by DIGITAL com puters and servers The computer industry recognizes two open architectures as industry standards ...

Page 19: ... Overview DISKETTE DRIVE SYSTEM UNIT EXPANSION BOX Figure 1 1 VAXmate Workstation 1 2 ...

Page 20: ...ntroller Communications port Printer port Port for integral modem option DIGITAL ThinWire Ethernet interface CPU Board containing Memory 1 Mbyte 80286 processor Keyboard port Mouse port Socket for 80287 coprocessor option Connector for memory option board Power Supply 120 V or 240 V Diskette drive 1 2 Mbytes Keyboard LK250 Mouse Speaker LAN Local Area Network assembly ThinWire Ethernet including T...

Page 21: ...tion slots for industry standard options Each slot accepts options that require 9 5 watts slot maximum a CPU clock frequency of 8 megacy1ces and is compatible with the industry standard 8 bit bus and 16 bit bus Hard disk drive Hard disk controller Networking options include the following items DIGITAL Ethernet Multiport Repeater DEMPR DIGITAL Ethernet Station Adapter DESTA Figure 1 2 is a block di...

Page 22: ...D I I _ SERIAL PRINTER 1 1 1 _ SERIAL COMM 1 1 TE LEPHONE AC __ _ _ I EXPANSION BOX OPTION I HARD DISK CONTROLLER I I I I I I I I I I I SLOT II I 2 BATTERY BACK UP I L FOR EVENT TIMER Figure 1 2 VAXmate Workstation Block Diagram 1 5 ...

Page 23: ...ripheral inter face and video display control functions of the VAXmate workstation system Figure 1 3 shows a block diagram of the I O video board The board contains Video subsystem Serial communications port Serial printer port ThinWire Ethernet interface Connection for integral modem and Diskette controller logic 1 2 2 1 Communications Port This port a 25 pin connector is on the rear bezel of the...

Page 24: ...ERFACE y III ASYNCHRONOUS y SERIAL PRINTER PORT INTERFACE III ASYNCHRONOUS y COMMUNICATIONS lit PORT INTERFACE lii DISKETTE y DRIVE I CONTROLLER y 8 BIT OPTION CONNECTOR J Httl H A H I H o l I DIRECT DRIVE MONITOR ThinWire Ethernet CONNECTION PRINTER ASYNCHRONOUS COMMUNICATIONS CONNECTION DISKETTE DRIVE OPTIONAL DEVICE LJ 1363 o ...

Page 25: ...s ROM which stores the unique xx byte node number The old CPU board 54 16847 and the new CPU board 54 17187 basically function the same but the new board solves the EGA network conflict Do not install the new CPU board unless the mechanical parts in the PC500 UA grounding kit are also installed The PC500 UA kit includes the new CPU board and all the necessary grounding hardware See Appendix D for ...

Page 26: ... X Y coordinate out put data It has a resolution of 0 127 mm 0 005 in for use in controlling various functions of the VAXmate workstation 1 2 8 ThinWire Ethernet Cable The ThinWire Ethernet is a second generation cabling standard that provides 10 Mbits second transfer rate performance and enables configuration of low cost high bandwidth local area networks Customers can connect their VAXmate works...

Page 27: ... slots for industry standard hardware options The RD31 has 20 Mbytes of storage on the drive the RD32 has 40 Mbytes of storage 1 2 9 4 Integral Modem Board for North America The modem board is customer installable and plugs into connectors on the I O video board The modem has two modular telephone line compatible con nectors that protrude through the rear panel of the VAXmate workstation The conne...

Page 28: ...in several offices to a resource sharing network The DEMPR can be mounted on a wall or table and is also rack mountable 1 2 11 DIGITAL ThinWire Ethernet Station Adapter DESTA The DESTA is a compact Ethernet transceiver that adapts standard Ethernet products for connection to ThinWire Ethernet cable It has a 15 pin trans ceiver cable connector at one end to attach to the standard Ethernet devices a...

Page 29: ...write 0 550 0 600 0 000 0 000 0 000 10 065 2 Mbyte memory 0 600 0 000 0 000 0 000 0 000 3 060 Integral modem 0 750 0 040 0 030 0 000 0 000 4 669 LK250 external 0 220 0 000 0 000 0 000 0 000 1 122 Mouse external 0 250 0 000 0 000 0 000 0 000 1 275 TOTAL steady state 10 156 0 963 0 332 0 550 0 200 84 633 peak 10 236 1 363 0 332 0 550 0 200 89 881 The VAXmate workstation power supply and the expansio...

Page 30: ...0 00 5 26 Option 1 1 30 0 10 0 10 0 10 9 54 Option 2 1 30 0 10 0 10 0 10 9 54 TOTAL RCD31 EA EC steady state 4 30 1 30 0 20 0 20 41 44 peak 4 80 2 80 0 20 0 20 63 14 RCD31 FA FC steady state 4 30 1 30 0 20 0 20 0 25 44 44 peak 4 80 2 80 0 20 0 20 0 25 66 14 RCD32 FA FC steady state 4 90 2 00 0 20 0 20 0 25 53 84 peak 4 90 2 20 0 20 0 20 0 25 59 34 CAUTION Never install option boards that exceed th...

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Page 32: ... Diagnostic Tests The VAXmate workstation has three diagnostic tests to help isolate problems The tests vary in level of testing 1 Power Up 2 Extended Self Test 3 Service Diagnostics 2 1 1 1 Power Up Test This is the most basic of the three VAXmate diagnostic tests It is stored in the VAXmate firmware and is referred to as a ROM based diagnostic It per forms a quick check of 80 percent of the VAXm...

Page 33: ...mory option board and the functioning of the 80287 coprocessor option Extended Self Test performs extensive internalloopback tests on the printer communications and mouse connectors and performs extensive event timer tests No loopback connectors are required A format ted high density diskette must be in the drive and the drive must be locked otherwise error number 43 displays on the screen The tes...

Page 34: ...nostics are stored on the VAXmate Service Diagnostics diskette included in the Main tenance Kit The Service Diagnostics diagnose the system as well as some networking functions There are many different types of tests to select It is also possible to install new tests or update existing tests on the Service Diag nostic diskette Many of the tests are interactive you are prompted to assist in the tes...

Page 35: ...e VAXmate Workstation SYSTEM UNIT ITOP VIEW MODEM BOARD IRED D DISKETTE DRIVE IRED KEYBOARD IRED SYSTEM UNIT POWER ON IGREEN 1 0 BOARD IYELLOW CPU BOARD IRED EXPANSION BOX 1 14 0 cm f 15 5 in _ _J Figure 2 1 LED Locations 2 4 ...

Page 36: ...d Red On during testing and stays on if there is a failure on the board Can also blink during failure Expansion box Diskette drive Green Red On when the system unit power switch is on On when drive is operating 2 2 Troubleshooting Procedure Troubleshoot the VAXmate workstation as follows l Run the Power Up test Paragraph 2 3 See Appendix C for the error codes 2 Turn the system off wait 15 seconds ...

Page 37: ...gnostic test sequence A successful test produces these results 1 The system unit LED is on showing power to the VAXmate workstation If an expansion box is attached its LED is also on 2 A horizontal hollow bar displays and fills in as the test progresses 3 The screen goes blank then the top line flashes and blinks as the video components are tested If a non DIGITAL video option is present the Power...

Page 38: ...LT HOME SOFT RESET CTRL ALT DEL Troubleshooting the VAXmate Workstation TEST SEQUENCE PROCESSOR BOARD PROCESSOR SHUTDOWN HALT ERROR YES OPTION TESTS ERROR 4 LJ 1028 Figure 2 2 ROM Diagnostic Test Sequence Sheet 1 of 3 11111 2 7 ...

Page 39: ...roubleshooting the VAXmate Workstation 2 8 NO NO TEST SEQUENCE I O BOARD DISKETTE DRIVE READ TEST HIGH DENSITY FORMATTED DISKETTE NEEDED ERROR ERROR ERROR 4 Figure 2 2 ROM Diagnostic Test Sequence Sheet 2 of 3 ...

Page 40: ... Workstation IIIII SOFT RESET TEST SEQUENCE OPTIONS 1 __2__ L HARD DISK E R R O R 1 I DE ERROR L El ODEM LED OFF I laTHER DIGITAL _ ERROR 4 L flf lQ NS ___ J ERROR LJ 1030 Figure 2 2 ROM Diagnostic Test Sequence Sheet 3 of 3 2 9 ...

Page 41: ...ragraph 2 3 1 System Halt Also see Table 2 2 Symptoms See Paragraph 2 3 1 System Halt Also see Table 2 2 Symptoms See Paragraph 2 3 2 CPU Board Jumpers Jumper WI on CPU board must be in If re moved replace it Also see Table 2 2 Symp toms The modem jumper is set to disable the modem portion of the ROM diagnostics Enable the modem testing by setting the jumper to pins 2 and 3 See Figure 5 12 Also re...

Page 42: ...le Make sure power is on Blown fuse See Paragraph 2 3 4 3 VAXmate workstation See Paragraph 2 3 4 power failure Expansion box options Detach the expansion box from the system unit and try to power up again If it passes then reseat each option Continue with troubleshooting procedures Re move options if they are faulty Replace only DIGITAL supported options Inform customer of faulty options that are...

Page 43: ...rd Brightness contrast Screen saver is on Monitor board CPU board I O board Corrective Action Reseat the board If conditions persist replace the board Adjust the controls Press any key to refresh the screen Adjust brightness control to maximum to check if raster is displayed If not replace monitor board Reseat Replace if conditions per sist Reseat Replace if conditions per sist o I o o 1 1 i c ...

Page 44: ...n off CPU board jumpers Check jumpers See paragraph 2 3 2 c CPU board Reseat Replace if conditions per sisto See Appendix C for error numbers c c off I O board Reseat Replace if conditions per on on sisto See Appendix C for error Cici numbers on off off on on off Memory option Reseat See Appendix C for error numbers off off off Modem option Reseat See Appendix C for error on on on or numbers flash...

Page 45: ...ive Action Make sure all cables are secure and not damaged If the drive is faulty see Appendix C for error numbers Make sure the speaker cable is not damaged and is firmly plugged in to the CPU board Replace the CPU board Replace the speaker Make sure the keyboard cable is firmly plugged in Tum power off then on again Keyboard fuse is soldered to CPU board for keyboard safety Replace CPU board and...

Page 46: ...onfigured incorrectly Make sure the jumpers are con figured as follows See Figure 2 3 WI Installed W2 Removed W3 Installed if the system DOES contain a diskette drive Re moved during manufacturing testing without diskette drive in system NOTE If the VAXmate workstation DOES have a diskette drive make sure that jumper W3 is installed otherwise the ROM diagnostics will not test the diskette drive Ju...

Page 47: ...0899 Figure 2 3 CPU Board Jumpers 2 3 3 Error Numbers If the test detects an error the following occurs The horizontal bar brightens A two digit error number displays The system speaker beeps twice The VAXmate workstation tries to boot NOTE See Appendix C for a complete list of error number and the test that failed 2 16 ...

Page 48: ...keyboard Turn on the power If the keyboard is still not recognized and the keyboard LEDs are off the problem is the CPU board There is a keyboard protection fuse soldered to the CPU board Replace the CPU board make sure to keep the keyboard plugged in because the original keyboard has a fault that caused the fuse to blow on the CPU board Turn on the power 83 or 87 Drive 0 or drive 1 hard disk not ...

Page 49: ...See Chapter 4 Moni tor Adjustments NOTE If the system boots while showing an error number you must still replace the faulty FRU 5 Run the Power Up test again to make sure you have corrected the prob lem and that there are no more failing FRUs NOTE Only one error number displays Correct the error by reseating or replacing the FRU then run the Power Up Test again to make sure there are no more error...

Page 50: ...amaged before the VAXmate workstation automatically shuts down Test for thermal shutdown as follows 1 Turn off the power 2 Remove the diskette from the drive to make sure it is not warped or damaged 3 Let the VAXmate workstation cool for 15 seconds 4 Turn on the power Power should be restored If power is not restored and the green power LED is not on there may be a blown fuse or a problem relating...

Page 51: ...ion box Each time you test the power in the follow ing steps make sure to check the fuse and replace it if necessary see Para graph 5 3 3 Correct the problem as follows 1 Turn off the power switch Let the VAXmate workstation cool for 15 seconds 2 Turn on the power If the power fails to come on go to step 3 NOTE If the system unit power LED is on but the expansion box LED is off go to step 5 3 If n...

Page 52: ...ne of the non DIGITAL options is causing the problem NOTE See Table 1 1 Electrical Description The two option slots in the expansion box can only accept industry standard options that require power of 9 5 watts slot maximum and a clock frequency of 8 megahertz The slots use an industry standard bus with 8 or 16 bits 7 Try to restore power as follows a Check the expansion box pins that connect to t...

Page 53: ... the system unit FRUs one at a time in the order they are listed here and test the power each time Make sure to change the fuse each time if it is blown Power supply board CPU board I O board Diskette drive Monitor board CRT 11 Run the Extended Self Test 2 4 Extended Self Test Run the Extended Self Test as follows 1 Insert a formatted high density diskette into the drive See Figure 2 4 The high de...

Page 54: ...Troubleshooting the VAXmate Workstation 11111 LJ 0900 Figure 2 4 Inserting the Diskette LJ 0901 Figure 2 5 Extended Self Test Keys 2 23 ...

Page 55: ...XX AA LK250 01 272S6 MO OA YR 08 00 28 02 78 SE STANDARD MEMORY OPTIONAL MEMORY DISKETTE DRIVE HARD DISK DRIVE OPTION LITHIUM BATTERY EXPANSION BOX MATH COPROCESSOR OPTION MODEM OPTION MOUSE KEYBOARD VERSION NUMBER ROM AND REVISION DATE ETHERNET ADDRESS LJ l031 Figure 2 6 Sample Configuration Display Check the accuracy of the list as follows 1 If the list is accurate and there are no error numbers...

Page 56: ...raph 2 5 6 If an error is detected during the Extended Self Test the following occurs The horizontal bar brightens A 2 digit error number displays The system speaker beeps twice The LED on the faulty FRU stays on The configuration list also displays To correct the error do the following 1 Find the error number and the corresponding faulty FRU in Appendix C NOTE If error number 43 displays there is...

Page 57: ...cs See Paragraph 2 5 2 Select the Individual Test mode of the Service Diagnostics See Para graph 2 5 6 3 Run individual test number 17 Modem Tests 4 If the VAXmate workstation displays an error number during the test see Appendix C 2 4 1 2 New Expansion Box When an expansion box is first installed do the following steps 1 Run the Extended Self Test as follows a Turn on the power and let the power ...

Page 58: ...ate workstation and IA75 are both off 2 Turn on the VAXmate workstation power first 3 Then turn on the IA75 power Use the following steps to power down the IA75 1 Turn off the IA75 power first 2 Then turn off the VAXmate workstation power 2 5 Service Diagnostics To run the Service Diagnostics follow these steps 1 Turn off the VAXmate workstation power 2 Insert the Service Diagnostics diskette in t...

Page 59: ...ssing the Ctrl Alt Del keys at the same time Diagnostic errors occur if the Service Diagnostics find faulty hardware When a Service Diagnostic error occurs a four digit error number displays at the bottom of the screen Table C 2 lists these numbers and corresponding FRUs 2 5 2 Previously Detected Error If either the Power Up test or Extended Self Test detected an error and you did not correct it t...

Page 60: ...ve action that may be taken Perform one of the following To continue when ready press the Return key To restart the system press the Ctrl Alt Del keys together Figure 2 8 ROM Diagnostic Error Press the Return key to continue with the Service Diagnostics 2 5 3 Main Diagnostic Menu The Main Diagnostic Menu consists of the following items 1 The System Configuration list 2 The testing status shown onl...

Page 61: ...keys to move the pointer then press the Select key To start the selected option press the Return key To restart the system press the Ctrl Alt Del keys together Figure 2 9 Main Diagnostic Menu The system configuration lists the hardware recognized by the VAXmate workstation If the list is not accurate try to update it as follows NOTE Do not remove the Service Diagnostics diskette to update the conf...

Page 62: ...n interac tive although you are initially prompted to choose an error reporting method and to installioopback connectors When the test completes the passed failed status displays on the Main Diagnostic Menu System test takes about 25 minutes to run 2 Individual Test This mode can check the VAXmate workstation the expansion box including DIGITAL options and some networking functions Thus you can ch...

Page 63: ...ccurred the nth time through the test loop For example the error occurred on the fourth pass through the test loop NOTE The word pass has two different meanings in the Service Diagnostics Do not be confused by them The first means the test was successful versus unsuccessful For example the test passed versus failed The second means the number of times the test was run For example an error was foun...

Page 64: ...k indicates the selected mode 3 Press the Return key The following paragraphs describe how to use each of the four Service Diag nostic modes 2 5 5 System Test Mode System test takes about 25 minutes to run To abort the test press the CtrljPF3 keys This is not a normal break in testing therefore the screen does not display the word passed or failed SELECT or f f 1 1 1 f If 1 1 1 f f 1 1 1 1 H H H 1...

Page 65: ...en an error is found A small screen displays that asks if you want to proceed from error or loop on error Figure 2 12 Prompt on error is a default option 2 34 11 SYSTEM TEST OPTION MENU II 1 PROMPT ON ERROR 2 continue on error 3 LOG ERRORS 4 do not log errors 5 SINGLE TEST PASS 6 five test passes 7 continuous test pass Perform one of the following default default default To select option s use the...

Page 66: ...om where it found the error More tests can be affected by the error Proceed from error is the default If you want to loop on error the failing test loops as tightly as possible The test updates and displays the percentage of failures every 10 loops Figure 2 13 To get out of the loop press the Ctrl PF3 keys 2 Continue on error does not halt the test when an error is found A four digit error number ...

Page 67: ...ion 6 Five test passes means the system test is executed five times 7 Continuous test passes executes the system test indefinitely until you press the CtrI PF3 keys NOTE Some parts of the testing disable the keyboard temporarily Therefore if the test does not abort keep typing CtrI PF3 until it does INDIVIDUAL TEST COMMUNICATION PORT TEST Subtest 01 Comm internal register test Subtest 02 Comm inte...

Page 68: ...ill have to start the Service Diagnostics again 1 Assemble the network port loopback connector by attaching the two SO ohm terminators to the opposite ends of the T connector See Figure 2 15 VAXmate SERVICE DIAGNOSTICS VERSION 1 2 mm dd YY Copyright c 1987 Digital Equipment Corporation II SYSTEM TEST REQUIREMENTS 1 1 Insert loopback connectors onto the following The comm port The printer port The ...

Page 69: ...ommunications break in the network Unplug the T connector from the VAXmate workstation DO NOT unplug the T connector from the ThinWire Ethernet cable or from the terminator if one is present Do not turn off the VAXmate system or it will be necessary to start the diagnostics again T CONNECTOR TERMINATOR LJ 1045 Figure 2 15 Assembling the Network Port Loopback Connector 2 38 ...

Page 70: ...Troubleshooting the VAXmate Workstation 11111 LJ 046 Figure 2 16 Disconnecting from the Network 2 39 ...

Page 71: ...ollowing cables if they are present See Figure 2 17 Mouse Printer Communications 4 Plug the loopback connectors into the VAXmate workstation See Figure 2 18 2 40 MOUSE PRINTER COMMUN ICATIONS LJ 0905 Figure 2 17 Disconnecting Mouse Printer and Communications Cables ...

Page 72: ...Troubleshooting the VAXmate Workstation IIIII MOUSE NETWORK PRINTER COMMUNICATIONS LJ 0906 Figure 2 18 Installing Loopback Connectors 2 41 ...

Page 73: ... to determine if the test passed or failed such as in the speaker test b The test was skipped An activity indicator This is in the upper right corner of the screen and indicates that there is activity that the test is still executing Each tick is about 1 second and counting down Not all tests use this feature The total number of test passes The total number of errors detected from all completed se...

Page 74: ...ASSED PASSED PASSED PASSED PASSED PASSED XXXXX Reading track 48 High density mode Total error count 0000 Diskette side 0 Total pass count 0001 Figure 2 19 System Test Execution When the test is complete the following occurs LJ 1039 The Main Diagnostic Menu displays after selected number of passes have run The word passed displays if the test is successful or failed if there is a failure If there i...

Page 75: ... area Allow all selected tests to run to completion NOTE The Memory Test runs as the default test if you do not make an individual test selection If you suspect a network problem see Chapter 3 ThinWire Ethernet Para graph 3 3 To abort the test press the Ctrl PF3 keys However note the following when using Ctrl PF3 to abort testing Some parts of the test disable the keyboard temporarily Therefore if...

Page 76: ...ter then press the Select key To start the selected test press the Return key To return to the main menu press the F9 key Figure 2 20 Individual Test Menu To run the individual tests follow these steps LJ 1040 1 Select the testes You can choose as many as you want See Figure 2 10 for the keys to use a Press the up or down arrow keys to move the screen arrow or press the test number Press the numbe...

Page 77: ...e test displays test title and revision number You are prompted to set up certain hardware conditions or to respond to certain tests For example you may be prompted to insert a loopback plug for the communications test or verify keyc1icks for the keyboard tests 2 46 INDIVIDUAL TEST EVENT TIMER TEST REV 1 2 Activity indicator 0106 NOTE Date and time will be invalid after this test is run Subtest 01...

Page 78: ... to Chapter 5 FRU Replacement 4 Run the previously failed test again If either the CPU board or I O board were replaced run the System Test 2 5 7 New Diagnostic Installation Use this mode to update an existing test or to add a new test to the Service Diagnostics diskette If an error message displays see Table C 3 Install New Diagnostic Messages Each screen prompts you through the procedure how eve...

Page 79: ...e Individual Test Menu and run the incorporated tests to make sure they are functioning correctly Also observe the revision number 2 5 8 Error Log Mode You can view the error log by choosing mode 4 at the Main Diagnostic Menu If the error log is empty it is because of one of the following conditions The Service Diagnostics did not find any errors You selected the do not log errors option from the ...

Page 80: ...y o To print a copy of the screen press the F2 key o To return to the main menu press the F9 key LJ 1042 Figure 2 22 Sample Error Log To print a copy of the error log on the local printer press the F2 key To view subsequent error message screens press the Return key Press the Prey Screen key to view the first error screen You can view the log as many times as you need to until you run another test...

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Page 82: ...ThinWire network 2 ThinWire Network troubleshooting 3 Installation guidelines and procedures 4 An example of a ThinWire Local Area Network LAN 5 A ThinWire Network map and worksheet Parts for the ThinWire network are listed in Appendix A Additional docu mentation for the network is listed in the Introduction 3 2 ThinWire Network Hardware Components Figure 3 1 shows the basic cable components of th...

Page 83: ...CONNECTOR LJ 1001 Figure 3 1 Cable Components A WORKSTATION ThinWire NETWORK EXPANSION BOX I 1 SEGMENT n f1 ThinWire CABLE C J __ _ _ I I I I I c J BARREL CONNECTOR 3 2 I I I I SECTION CD TERMINATOR V T CONNECTOR B WORKSTATION WITH MicroVAX II SERVER ThinWire NETWORK MicroVAX SERVER SEGMENT Figure 3 2 Two Sample ThinWire Networks LJ 1016 ...

Page 84: ...rn airspace Check local building codes for regulations ThinWire Cable Section This is a length of ThinWire cable that has BNC connectors at both ends Sections are available in various lengths 1 9 meters 6 feet 3 8 meters 12 feet 4 4 meters 15 feet 9 4 meters 30 feet ThinWire Segment This consists of one or more ThinWire cable sections linked together by barrel or T connectors A segment must be ter...

Page 85: ...ernet Station Adapter A DESTA converts ThinWire Ethernet signals to standard Ethernet signals for addressable devices nodes such as a MicroVAX II computer on a network The DESTA is a direct link between a MicroVAX II server or other data terminal equipment DTE that has a network controller and a ThinWire network Refer to the DESTA Technical Description for more information DEMPR DIGITAL ThinWire E...

Page 86: ...ecting nonintelligent terminals and printers to a twisted pair data communications cable 4 MJ A Modular Jack for connecting telephone equipment such as the VAXmate modem cable There are two versions of the faceplate one is mounted on a standard electri cal box the other on a special surface mount wall box Both versions have four ports Server This is any network node where there are shared resource...

Page 87: ...thernet controller logic by running the Loop Line Controller Test as follows You may ask the user to perform the test for you 3 6 a Disconnect the workstation from the network WARNING Be careful when you disconnect the VAXmate workstation from the network See Figure 2 16 for the correct method of doing this b Install the network port loopback connector See Figure 2 18 c Ask the user for the key di...

Page 88: ...le connector junctions can be connected to a single segment When a DEMPR is used 29 can be connected to each segment of ThinWire cable the DEMPR is counted as one connection Stations can be attached directly to the cable segment using T connec tors T connectors plug directly into the station There must be at least 0 5 meters 1 6 feet between ThinWire station connectors A maximum of eight ThinWire ...

Page 89: ...tion of the network Never install a cable at the stem of the T connector Figure 3 4 exam ple B Example A shows a correct installation Never join two T connectors or a barrel and a T connector together Figure 3 4 example C Never create a loop configuration Figure 3 4 example D There MUST be a terminator at both ends of a segment Figure 3 4 example A Only one end can be a DEMPR CORRECTLY INSTALLED I...

Page 90: ...k see the DECconnect ThinWire Configuration Guide the DECconnect System Planning and Configuration Guide and the DECconnect Installation and Verification Guide There is also an example of a ThinWire Local Area Network LAN in Paragraph 3 6 When you set up your ThinWire network write down the total cable length of each section you install See Paragraph 3 7 for a worksheet and network map to fill out...

Page 91: ...the next workstation as follows a Prepare the next cable to be attached by removing its terminator from the T connector Save the terminator for future use and testing b Connect the end of the ThinWire cable of the previously installed VAXmate workstation to the T connector of the cable you are now installing c Connect the T connector to the back of the VAXmate workstation you are now installing Re...

Page 92: ...e Network with MicroVAX II Computer Server Figure 3 6 shows a ThinWire network that uses the following components 4 VAXmate workstations more can be added 1 expansion box 2 terminators 4 sections of ThinWire cable BNC connectors installed 5 T connectors you must order one of these the others are shipped with the VAXmate workstations 2 printers with printer cables 1 MicroVAX II computer 1 DESTA Wit...

Page 93: ...exist within the computer 2 Connect the DESTA to the MicroVAX II computer See the DESTA Instal lation Card for instructions 3 Remove the terminator from the T connector on the ThinWire cable shipped with the first VAXmate workstation to be installed 4 Connect the terminator to the T connector that is to be used on the DESTA This T connector has no ThinWire cable attached 5 Connect the T connector ...

Page 94: ...orkstation to be installed 14 Inform the System Administrator that the network is available 15 Install the VAXjVMS server software see the VAXmate System Adminis trator s Guide for instructions 3 5 3 Adding a Workstation to End of ThinWire Segment Add a VAXmate workstation to an existing segment as follows Figure 3 7 NOTE This procedure shuts down the network operation on the segment Inform all us...

Page 95: ...t Add a VAXmate workstation in the middle of an existing segment as follows Figure 3 8 NOTE This procedure shuts down the network operation on the segment 1 Inform all users that the network will be shut down 2 Remove the terminator and cable from the ThinWire cable shipped with the new VAXmate workstation Figure 3 8 Adding a VAXmate Workstation to Middle of an Existing Segment 3 Connect the T con...

Page 96: ...l Area Network LAN Example Figure 3 9 shows how a DEMPR can be used to create a ThinWire LAN The DEMPR has eight ThinWire network ports four segments are connected in Figure 3 9 Each segment can be 185 meters long Notice that each segment follows the installation guidelines For more information about using a DEMPR configuration to build a wider area network see the list of related documents in the...

Page 97: ...er segment Number of connections per segment The worksheet identifies devices and users on the network You can help the System Administrator in filling out the following worksheet Node Name Alias Logical Name 1_____ 1______ _ 1____ ______ _ ______ 1 ______ ______ 1______ I _____ 1 __ _ 3 16 Office Location Contact Person Telephone Number ______ 1 __________ 1 ______ 1__________ 1 ______ 1 ______ 1...

Page 98: ...orkstation power Allow the Power Up test to complete 4 Let the system stabilize for five minutes If there is no video display increase the brightness to make sure the raster is displayed See Para graph 4 2 If there is no raster see Table 2 2 Symptoms 5 At the Main Diagnostic Menu select option 2 individual tests 6 At the Individual Test Menu select option 13 Video Alignment Patterns 7 At the Indiv...

Page 99: ...settings 1 Select pattern number 5 Check for 15 distinct bars increasing in inten sity from left to right across the screen 2 If all bars are not present adjust the brightness and contrast controls Figure 4 1 Figure 4 1 Brightness and Contrast Controls LJ 090a 3 If all bars are still not present there is a problem with either the monitor board or I O board Replace the monitor board and return to P...

Page 100: ...talling a new monitor board or CRT perform the adjustments in the order listed in this table Table 4 1 Adjustments Patterns and Control Locations Align Etch Para Symptom Adjust Pattern Loc Label Ref Dark screen Brightj 5 Side of 4 2 contrast monitor 2 Horiz movement Horiz hold 6 Monitor HH 4 3 1 board 3 Retrace lines Cutoff 6 Monitor G2 4 3 2 board 4 Screen narrow Width coil 6 Monitor W 4 3 3 boar...

Page 101: ...r board controls and their label names They may be in slightly different locations than on the monitor board you have because the monitor board versions are different However they do function identically _ TP LJ 0909 Figure 4 2 Monitor Board Controls 4 4 ...

Page 102: ...use the follow ing procedure to adjust horizontal hold 1 Display pattern 6 screen of E s 400 line mode 2 Connect the clip lead of the anode discharge tool to chassis ground 3 Use the probe tip of the tool to touch the square of etch labeled TP See Figure 4 3 4 Adjust the horizontal hold HH control until the picture slowly moves in either direction across the screen 5 When the probe tip is removed ...

Page 103: ...control to maximum and contrast control to minimum See Figure 4 1 2 Adjust the cutoff control G2 see Figure 4 2 so the raster is just barely visible almost at extinction 3 Turn G2 clockwise about 30 to 45 degrees Figure 4 4 The display brightens There should be no retrace lines visible If you still see the retrace lines replace the monitor board 4 Return the brightness and contrast controls to nor...

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Page 107: ...t the centering rings on the yoke as shown in Figure 4 8 Use the tilt screen mechanism to position the CRT screen at its lowest position This causes the yoke to be at its highest position thereby making it easier to access the centering rings It may be necessary at this point to readjust the width and height YOKE COLLAR SCREW YOKE CENTERING RINGS LJ 0915 Figure 4 8 Yoke Centering Rings 4 10 ...

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Page 109: ... the top bottom or sides replace the CRT bowing cannot be adjusted 4 3 7 Video Compensation The video compensation control at the video amplifier output compensates for the capacitance of the CRT Make this adjustment as follows 1 Display pattern 6 the 400 line mode screen of E s 2 Set the contrast control to maximum then reverse the direction 1 4 turn 3 Set the brightness control to as Iowa settin...

Page 110: ...creen from the outer edge of the top border to the outer edge of the bottom border See Figure 4 6 The distance should be 150 mm 2 mm 3 If necessary adjust the 250 line height control H2 and measure the height again 4 3 9 Focus The focus control adjusts the current through the focus grid G3 on the CRT Adjust the focus as follows 1 Display pattern 6 the 400 line mode screen of E s or 8 the Grid Circ...

Page 111: ......

Page 112: ...h VAXmate field replace able unit FRU Only qualified service technicians should remove and replace FRUs Table 5 1 lists each FRU and the paragraph numbers of the corresponding removal or replacement procedures To install many of the FRUs you can sim ply do the reverse of the removal procedure 5 1 ...

Page 113: ...sembly IjO video board Power supply board Expansion Box Hard disk subsystem Hard disk drive Read write board Hard disk controller board Option boards Option backplane Fan assembly Power connector and bridge Power regulator board Battery for event timer Keyboard Mouse 5 2 Paragraph Number 5 3 3 5 3 7 5 3 8 5 3 9 5 3 10 5 3 11 5 3 13 5 3 15 5 3 17 5 3 19 5 3 21 5 3 23 5 3 2 5 3 25 5 3 28 5 3 33 5 3 ...

Page 114: ...vices After you replace an FRU make sure to run the Power up test the Extended Self Test and the Service Diagnostics System test If you replace the 2 Mbyte memory the modem or any FRU in the Expansion Box also make sure to run the individual test for that component These tests verify that the new component functions correctly and also report any additional errors Whenever the expansion box is sepa...

Page 115: ...Unplugging External Cables 1 Turn off power to the VAXmate system and unplug all external cables Figure 5 1 2 If an expansion box is attached to the VAXmate workstation unplug any cables present Figure 5 1 Figure 5 1 Cable Locations 5 4 THIN WIRE ETHERNET CABLES LJ 0917 ...

Page 116: ...tem Unit l Unplug all external cables Paragraph 5 3 1 2 Release the three locks in the locations shown Figure 5 2 3 Lift the system unit straight up The unit is heavier toward the screen LJ 0818 Figure 5 2 Separating the Expansion Box from the System Unit IIIII 5 5 ...

Page 117: ... 2 If attached separate the expansion box from the system unit Paragraph 5 3 2 3 Gently tip the system unit on its left side CAUTION Do not tip the system unit on its back or front The back door CRT screen or drive door may get damaged 4 Replace the fuse Figure 5 3 5 Return the VAXmate workstation to its normal position TIP SYSTEM ON ITS SIDE I Ld 0918 Figure 5 3 Fuse Location 5 6 ...

Page 118: ...it Back Door 1 Unplug all external cables Paragraph 5 3 1 2 Press the power cord latch and pull the door open Figure 5 4 NOTE The back door does not open flat Do not lean on or apply any weight to an open back door Figure 5 4 Opening the Back Door 5 7 ...

Page 119: ...val 1 Unplug all external cables Paragraph 5 3 1 2 Open the back door Paragraph 5 3 4 NOTE The back door does not open flat The door is shown flat for clarity 3 Remove the two back door screws Figure 5 5 LJ 0727 Figure 5 5 Removing the Back Door Screws 5 8 ...

Page 120: ...FRU Replacement IIIII 4 Swing the door up and align the restraining bars links with the plastic tabs Figure 5 6 Figure 5 6 Swinging the Door Up 5 9 ...

Page 121: ...1 FRU Replacement 5 Release the links from the tabs and remove the door Figure 5 7 To install the back door do the reverse of steps 1 through 5 LJ 0729 Figure 5 7 Releasing the Links to Remove the Door 5 10 ...

Page 122: ...ck door Paragraph 5 3 5 2 Press the three latches on the cover with a thin bladed tool such as a screwdriver Figure 5 8 Be careful not to scratch the top of the VAXmate workstation 3 Lift the cover away from the unit Figure 5 8 LJ 0730 Figure 5 8 Removing the Cover 5 11 ...

Page 123: ...ation of the boards Figure 5 9 5 To install the system unit cover do the reverse of steps 1 through 4 CPU BOARD BEZEL PLASTIC DRESS BEZEL L BRACKET 5 12 4 WIRE POWER DISKETTE DRIVE CABLE HEAT SHIELD Figure 5 9 Board Locations LJ 1468 ...

Page 124: ... open the back door of the system unit Paragraph 5 3 4 you do not have to remove the back door 2 Re tbe faulW e oW board figure 5 0 3 Install the neW memory board 5 13 ...

Page 125: ... without sepa rating the two units you must separate the units to test the new modem 2 Open the back door of the system unit Paragraph 5 3 4 You do not have to remove the back door 3 If the 2 Mbyte memory board is present remove it Paragraph 5 3 7 4 Release the modem board standoff and remove the faulty modem board Figure 5 11 LJ 0920 Figure 5 11 Removing the Modem Board 5 14 ...

Page 126: ...ion is present set the jumper to pins 1 and 2 Figure 5 12 6 Install the new modem board 7 If you removed a 2 Mbyte memory board reinstall it now 8 Close the back door and plug in all cables To test the new modem board run Individual Test 17 Modem Tests LJ 0921 Figure 5 12 Modem Board Jumper Locations 5 15 ...

Page 127: ...system unit back door Paragraph 5 3 5 and cover Para graph 5 3 6 2 Remove the 80287 coprocessor by using the chip removal tool Be care ful not to damage the socket Figure 5 13 shows the location of the 80287 coprocessor Figure 5 13 Installing the 80287 Coprocessor LJ 0731 5 16 ...

Page 128: ... of the chip is at the top and that you align the number 1 pin with the number 1 hole Be careful not to bend the pins 4 Install the cover and door 5 Place the Special Option Installed label pjn 36 23792 01 on the door Figure 5 14 LJ 0736 Figure 5 14 Special Option Installed Label 5 17 ...

Page 129: ...ew holding the diskette drive heat shield to the CRT shield 4 Lift out the heat shield It rests in tab slots Figure 5 15 5 Press the speaker retainer tab with your thumb and slide the speaker out Figure 5 15 Do not lift the speaker out by the wire 6 Install the new speaker 7 When installing the heat shield put the extension tab if present on the heat shield into the slot in the top of the diskette...

Page 130: ...NEW DISKETTE DRIVE HEAT SHIELD SLOT FRU Replacement 11111 OLD HEAT SHIELD 1 LJ 0922 Figure 5 15 Removing the Speaker 5 19 ...

Page 131: ...ech Tip 20 CRT Discharge and Disposal 1 Unplug all external cables Paragraph 5 3 1 2 Remove the system unit back door Paragraph 5 3 5 and cover Para graph 5 3 6 3 Loosen but do not remove the five screws that hold the webbed shield in place Figure 5 16 4 Remove the webbed shield OPTIONAL EXPANSION BOX 5 20 Figure 5 16 Webbed Shield LJ 0923 ...

Page 132: ...de discharge tool to a chassis ground point near the anode Figure 5 17 NOTE Avoid scratching or marring the CRT glass when you insert the tip of the anode discharge tool The CRT is covered with a protective coating b Using one hand keep your free hand away from the CRT slide the tip of the tool under the rubber boot until the tool touches the anode wire prongs Figure 5 17 Maintain contact for a fu...

Page 133: ...not pull the anode connector CAUTION Make sure you have discharged the anode a Fold back one side of the rubber boot while squeezing the prongs together Figure 5 18 b Lift the anode connector and anode wire away from the CRT Figure 5 18 LJ 0925 Figure 5 18 Removing the Anode Connector 5 22 ...

Page 134: ...boar d to t e the mom tor boar 7 Remove h Ids the mom tlu 0 Iy D move he crew d power supp a fte 9 O video an Figure 5 1 d from the II or boar he monlt Disconnect t b boards 1 0 BOARD POWER SUPPLY GROUND WIRE tor Board Screw 19 Mon1 Figure 5 LJ 0926 5 23 ...

Page 135: ...or easier access to the cables d Unplug the 4 pin cable connector and the 9 pin cable connector from the monitor board Figure 5 20 e Push the anode wire through the opening in the CRT shield Figure 5 20 ANODE WIRE f OMO 1 POWERSUPPLY BOARD I LJ 0927 Figure 5 20 Unplugging Cables and Pushing Anode Wire Through Shield 5 24 ...

Page 136: ...re to attach the anode connector firmly and correctly to prevent being injured c Secure the anode wire to the CRT 5 Install the webbed shield 6 Tighten the webbed shield screws 5 3 12 CRT Handling Precautioi1s Make sure you understand Tech Tip 20 CRT Discharge and Disposal before handling the CRT Remember the following precautions Wear safety goggles and gloves while working with the CRT Replace t...

Page 137: ... shield Figure 5 21 It is not necessary to guide the anode through the CRT shield opening 5 Remove the 4 pin connector from the monitor board 6 Push the tilt bar to tilt the screen to its lowest position so the CRT neck is at its highest position 7 Use the diagonal cutters to cut the tie wrap that holds the 9 wire fila ment connector to the neck of the CRT WARNING Be careful not to cut the wires 8...

Page 138: ...4 PIN CONNECTOR FRU Replacement IIIII Figure 5 21 Removing Connectors Lug Spring and Braided Ground Straps 5 27 ...

Page 139: ...11111 FRU Replacement 13 Disconnect the power LED connector from the CPU board Figure 5 22 LJ 0929 Figure 5 22 Disconnecting Power LED Cable 5 28 ...

Page 140: ...ont bezel d Remove the left bezel screw Figure 5 23 e Use the tilt bar to reposition the screen to its normal level f Push the system unit back to the center of the table g Remove the diskette drive mounting screw top from the diskette drive housing Figure 5 23 h Lift the bezel away from the CRT DISKETTE DRIVE MOUNTING SCREW BEZEL l 4 D 1 I A I A LJ 0930 Figure 5 23 Removing the Four Bezel Screws ...

Page 141: ...he opening of the CRT shield b Grasp each side to lift the CRT assembly including spring clip out of the VAXmate pivot cradles Figure 5 24 Do not lift the CRT out by the neck The spring clip must clear the tilt channel __ SPRING CLIP LEFT PIVOT CRADLE Figure 5 24 Removing the CRT Assembly l J 0932 ...

Page 142: ...spring clip must fit between the top and bottom of the curved channel or the CRT assembly will not pivot correctly 3 Insert the right pivot in the right pivot cradle Figure 5 25 You might have to grasp the top of the diskette drive tower and separate it from the CRT to make more room for the pivot to slide into the cradle RIGHT PIVOT RIGHT PIVOT CRADLE Figure 5 25 CRT Installation 5 31 ...

Page 143: ...embly to its lowest position 8 With the CRT neck at its highest position connect the 9 wire filament connector to the neck of the CRT 9 Make sure to secure the wires to the neck of the CRT by fastening a tie wrap around them 10 Connect the white ground lug cable 11 Connect the 4 pin cable to the monitor board 12 Connect the monitor board to the I O video and power supply boards 13 Insert the screw...

Page 144: ...g the speaker cable and move the cable out of the way b If present loosen the screw holding the diskette drive heat shield to the CRT shield then remove the diskette drive heat shield c Remove the diskette drive mounting top screw from the diskette drive housing d If present remove the ground strap from the diskette drive tower CAPTIVE DRIVE HOUSING SCREWS DISKETTE DRIVE HEAT SHIELD TOP SCREW BRAI...

Page 145: ...o board h Remove the 4 wire power cable from the power supply board NOTE Be careful not to damage the speaker plug on the CPU board i Slide the drive and housing assembly to the rear of the system unit to release the drive housing feet from the slots in the bottom of the system unit Then lift out the drive housing Figure 5 27 LJ 0934 Figure 5 27 Sliding Drive and Housing Out of the System Unit ...

Page 146: ... a Disconnect the ribbon cable from the drive b Disconnect the power cable from the drive c Remove the four mounting screws from the drive housing d Slide the diskette drive out of its housing POWER CABLE OISKETTE DRIVE LJ 0935 Figure 5 28 Sliding the Diskette Drive from Its Housing ...

Page 147: ...ve 5 Lower the drive housing into the system unit Guide the feet at the bot tom of the housing into the slots in the system unit Push the housing forward to lock it in position 6 Tighten the two captive screws 7 Insert the screw that secures the housing to the front bezel 8 Plug the power cable into the power supply board 9 Install the diskette drive heat shield Make sure the ribbon cable does not...

Page 148: ...n separate the CPU board from this assembly Remove the CPU board as follows 1 If an expansion box is attached separate it from the system unit 2 Remove the system unit back door Paragraph 5 3 5 and cover Para graph 5 3 6 3 Unplug the speaker cable from the CPU board 4 Unplug the power LED cable from the CPU board Figure 5 30 5 Remove the plastic dress bezel from the CPU board by loosening its two ...

Page 149: ...sing Figure 5 26 7 Loosen the captive screw at the L bracket Figure 5 9 8 Remove the ribbon cable from the IjO video board 9 Remove the 4 wire power cable from the power supply board 10 Remove the screw that holds the monitor board to the CRT shield 11 Disconnect the power supply ground wire Figure 5 31 12 Separate the monitor board from the IjO video and power supply boards 5 38 ...

Page 150: ...IRE 11111 LJ 0937 Figure 5 31 Power Supply Ground Wire NOTE You do not have to unplug any cables from the CRT or monitor board Set the monitor board outside the system You can rotate the monitor board 90 degrees to have more working space 5 39 ...

Page 151: ...power supply I O video and CPU boards out together Figure 5 32 14 Separate the CPU board from the power supply and I O video boards CPU BOARD POWER SUPPLY BOARD LJ 0938 Figure 5 32 Lifting Out Power Supply I O video and CPU Boards 5 40 ...

Page 152: ...p CAUTION You must install the old Ethernet address chip on the new CPU board This chip contains the user s location as registered with the network Also install the new Ethernet address chip to the faulty CPU board then return the faulty CPU board to the branch office for repair Note the settings for jumpers WI through W3 FACTORY SETTINGS Ethernet ADDRESS CHIP LJ 0939 Figure 5 33 CPU Board Compone...

Page 153: ...Do not exchange ROMs between old boards and new boards or errors will result and the system might halt The new board also has a differ ent part number Old numbers New numbers Etch 50 16846 Revision Dl or earlier pin 54 16847 Etch 50 17186 Revision Bl or later pin 54 17187 Use the following procedure to replace the CPU board 1 If the 80287 coprocessor chip was present install it on the new CPU boar...

Page 154: ...s the monitor board to the CRT shield 9 Connect the ribbon cable to the I O video board 10 Connect the 4 wire power cable to the power supply board 11111 11 Tighten the captive hold down screw at the L bracket at the bottom right of the CPU board 12 Install the plastic dress bezel by tightening its two captive screws 13 Plug the speaker cable and the power LED cable into the CPU 5 43 ...

Page 155: ...agraph 5 3 5 and cover Para graph 5 3 6 2 Disconnect the LED cable from the CPU board Figure 5 22 3 Use a screwdriver to push the LED assembly out from the CRT bezel while you gently pull the LED wire from behind Figure 5 34 Ii LJ 0940 Figure 5 34 Removing the Power On LED Assembly 5 44 ...

Page 156: ... assembly under the diskette drive door spring and into the LED opening Figure 5 35 2 Use the screwdriver to push the LED in firmly Do not damage the wires to the LED 3 Connect the LED cable to the CPU board I I qi Figure 5 35 Replacing the Power LED Assembly LJ 0941 5 45 ...

Page 157: ...d Removal 1 Do steps 1 through 14 of the CPU board removal procedure Paragraph 5 3 17 2 Remove the five mounting screws that secure the power supply board to the I O video board Figure 5 36 5 46 I I I I I I I LJ 0942 Figure 5 36 Mounting Screws ...

Page 158: ...bezel in place Figure 5 37 Save the bezel to install on the new I O video board NOTE The I O bezel contains the system unit serial number You must use this bezel on the new I O video board 4 Separate the I O Video board from the power supply board Figure 5 37 Removing the I O Video Board Bezel LJ 0943 5 47 ...

Page 159: ...ld as follows You must also install the shield on thenew IjO video board a Remove the two connectors from the shield CAUTION Be careful not to pull the wires off the board b Remove the screw Figure 5 38 Figure 5 38 Removing the I O Video Board Shield 5 48 LJ 0944 ...

Page 160: ...ave to slightly lift up the 3 board assembly 7 Connect the following cables a 4 wire power cable to the power supply board b Ribbon cable to the I O video board c CPU ground wire to the top of diskette drive assembly d Speaker cable to the CPU board e Power LED cable to the CPU board f Power supply ground wire to the CRT shield 8 Insert the screw that secures the monitor board to the CRT shield 9 ...

Page 161: ...e removal procedures 5 3 24 Expansion Box Cover Removal 1 Remove all external cables Paragraph 5 3 1 2 Separate the expansion box from the system unit Paragraph 5 3 2 3 Release the cover lock and lift up the front edge of the cover Then lift the cover straight up Figure 5 39 To replace the cover make sure no expansion box wires or cables are hanging outside the expansion box Then lower the back co...

Page 162: ...FRU Replacement IIIII LJ 0819 Figure 5 39 Removing the Expansion Box Cover 5 51 ...

Page 163: ...s a fan assembly refer to Paragraph 5 3 26 for removal procedures 1 Use the Service Diagnostics to park the drive head Individual Test num ber 18 Park All Drives 2 Remove all external cables Paragraph 5 3 1 3 Separate the system unit from the expansion box Paragraph 5 3 2 4 Remove the expansion box cover Paragraph 5 3 24 5 Disconnect the two flat gray cables from the hard disk drive controller boa...

Page 164: ...FRU Replacement IIIII FLAT GR AY CABLES HARD DISK DRIVE Figure 5 40 Hard Disk Drive Cabl u es and Screws 5 53 ...

Page 165: ... head Individual Test num ber 18 Park All Drives 2 Remove all external cables Paragraph 5 3 1 3 Separate the system unit from the expansion box Paragraph 5 3 2 4 Remove the expansion box cover Paragraph 5 3 24 5 Disconnect the two signal cables from the hard disk drive controller board Figure 5 41 CAPTIVE SCREW Figure 5 41 Hard Disk Drive Removal with Fan Present 5 54 ...

Page 166: ...and lifting the fan assembly straight up This procedure exposes a flat head screw that secures the drive base plate to the expansion box 10 Remove the flat head screw and three other screws from the drive base plate 11 Remove the barrier between the hard disk drive and the power regulator 12 Remove the two signal cable from the hard disk drive CAUTION The hard disk drive is fragile handle it caref...

Page 167: ...1 Carefully place the drive upside down on a grounded work surface 2 Disconnect the two flat or round gray cables from the hard disk drive 3 Remove the four shock mounting screws Figure 5 42 Set the base plate aside to install on the new drive SHOULDER SCREW f LJ 1432 Figure 5 42 Removing Base Plate 5 56 ...

Page 168: ...ive removal procedure Para graph 5 3 25 or steps 1 though 12 of the hard disk drive removal with fan present Paragraph 5 3 26 2 Remove the hard disk drive base plate Paragraph 5 3 27 3 Remove the three screws and insulating washer from the read write board Figure 5 43 CAUTION Make sure you remove the read write board washers A washer accidentally dropped in the disk drive can damage the drive SCRE...

Page 169: ...ht up can damage the wires a Firmly hold the disk drive with one hand b Gently lift the side of the read write board about 1 2 inch c Use your fingers to remove connector 1 and then connector 2 Do not use a metal tool 5 Lift the board as shown in Figure 5 44 and then remove connector 3 Figure 5 45 5 58 CONNECTOR 3 CONNECTOR 2 CONNECTOR 1 LJ Q695A Figure 5 44 Removing Connectors 1 and 2 ...

Page 170: ...tor 3 to the read write board NOTE LJ 0696A Make sure the pair of pins next to the LED are exposed Figure 5 45 2 Hold the hard disk drive firmly lower the read write board and carefully install connector 2 and then connector 1 3 Install the read write board CAUTION Remember to install the read write board insulating washers 5 59 ...

Page 171: ...ement 4 Make sure the jumper clip is set to drive select 1 Figure 5 46 5 Install the hard disk drive Paragraph 5 3 31 I CD CD f f4 0 tJOI 2 v v r DRIVE SELECT 1 LJ 0697A Figure 5 46 Jumper Setting for Drive Select 5 60 ...

Page 172: ... drive skid plate as follows CAUTION The hard disk drive is fragile handle it carefully to avoid media damage 1 Remove the four screws and four standoffs that secure the skid plate to the hard disk drive that is being installed Figure 5 47 IIIII 2 Attach the skid plate to the defective hard disk drive for shipment to the repair facility W 1473 Figure 5 47 Removing Skid Plate 5 61 ...

Page 173: ...ounting screws Carefully turn the screws clockwise just until they touch the drive chassis Figure 5 48 2 Make sure the jumper clip on the replacement drive is set to drive select 1 Figure 5 46 3 Connect the two flat or round gray signal cables to the hard disk drive SHOULDER SCREW I I Figure 5 48 Replacing Base Plate 4 If a fan is present secure the barrier part number 74 35037 to the base plate w...

Page 174: ... 49 Hard Disk Drive Installation 8 If present connect the ground wires from the power regulator ground stud to the hard disk drive ground stud and to the chassis ground 9 If present install the fan assembly and connect the 2 wire fan power connector to the power regulator fan connector 10 Install the expansion box cover reverse Paragraph 5 3 24 Make sure no cables other than option board cables ar...

Page 175: ...emove all external cables Paragraph 5 3 1 2 Separate the expansion box from the system unit Paragraph 5 3 2 3 Remove the expansion box cover Paragraph 5 3 24 4 Unplug the battery cable Figure 5 50 5 Disconnect the two signal cables from the hard disk drive controller board Figure 5 50 6 Tip the card cage on its side 5 64 BATTERY CABLE Figure 5 50 Gaining Access to the Card Cage ...

Page 176: ...rd Disk Controller 4 Install the new hard disk controller board as follows a Slide the board along the groove in to the cage b Make sure the controller edge connector plugs firmly into the card cage backplane c Install the three restraining screws that hold the controller board to the card cage d Connect the two signal cables to the hard disk drive controller board e Install the expansion box cove...

Page 177: ...option board restraining screw Figure 5 52 4 Remove the option board Figure 5 52 5 Install the new option board 6 Connect any option board cable if present NOTE When you install an option board in the expansion box make sure the jumper on the modem board is configured correctly The jumper must connect pins 1 and 2 See Figure 5 11 T LJ 0821A Figure 5 52 Removing Option Board 5 66 OPTION BOARD CABLE...

Page 178: ...Paragraph 5 3 34 4 Remove the battery cable from its restraining tabs on the card cage 5 Remove the four backplane holding screws Figure 5 53 and remove the back shield from the card cage NOTE Note the position of the small metal strip that has tabs to ground options installed in the backplane On reassembly the tabs do not touch the backplane They are 1350 away from the back of the backplane Figur...

Page 179: ... 3 36 Expansion Box Fan Replacement 1 Remove all external cables Paragraph 5 3 1 2 Separate the expansion box from the system unit Paragraph 5 3 2 3 Remove the expansion box cover Paragraph 5 3 24 4 Disconnect the 2 wire fan power connector from the power regulator connector 5 Remove the fan assembly by removing one flat head screw and loosening a captive screw Lift the fan assembly straight up Fi...

Page 180: ...CAPTIVE SCREW J 1 Figure 5 54 Removing Fan FRU Replacement 11111 FLAT HEAD SCREW l J 14 J 0 5 69 ...

Page 181: ...r regu lator Figure 5 55 5 Remove the two white ceramic resistors from the bridge If present cut any tie wraps 6 Unplug the power connector cable from the bottom of the bridge 7 If pins are bent or damaged use a flat blade screwdriver to push against the power connector so it falls out of its housing 8 Install a new power connector making sure the single pin is toward the outside near the screw ho...

Page 182: ...FRU Replacement 11111 CENTER HOLDING SCREW POWER CONNECTOR t BRIDGE LJ 0948B Figure 5 55 Removing Bridge and Power Connector 5 71 ...

Page 183: ...lug the two signal cables from the hard disk controller board 4 Unplug any option cables 5 Unplug the battery cable connector 6 Tip the card cage on its side 7 Remove the following screws and cables from the power regulator board Figure 5 56 Flat black cable 4 wire power cable Four mounting screws 8 Remove the power regulator board 9 Install the new power regulator board Make sure to install the t...

Page 184: ...POWER CABLE FAN CENTER HOLDING _ SCREW Figure 5 56 FRU Replacement LJ 0948A Board Regulator Power 5 73 ...

Page 185: ... Figure 5 57 3 Remove the screw from the battery enclosure 4 Remove the battery enclosure 5 Remove the batteries WARNING Do not dispose of the batteries at the customer site Do not burn the batteries and do not take them apart 6 Replace the batteries Remember to reconnect the battery cable LJ 0931 Figure 5 57 Replacing Battery 5 74 ...

Page 186: ...he keyboard cable of the new keyboard to the system unit 5 3 41 Mouse Replacement 1 Disconnect the mouse cable from the system unit 2 Connect the mouse cable of the new mouse to the system unit Periodic cleaning of the mouse wheel with water prevents lint and gum buildup Figure 5 58 Figure 5 58 Mouse Cleaning 5 75 ...

Page 187: ......

Page 188: ... for the VAXmate Workstation and ThinWire net work are listed in this appendix Table A I VAXmate Workstation Recommended Spares Table A 2 Printer Components Table A 3 Base System Table A 4 Networking Components Table A 5 Country Specific Components A I ...

Page 189: ... data cable CRT harness assembly Keyboard U S version Mouse 30 25322 01 Power cord U S version 2 Mbyte memory option board PC50X AA Modem board option U S and Canada only PC50X MA Math coprocessor option 80287 Local Area Network LAN cable Fuse 120 V Fuse 240 V Front bezel assy diskette drive door and front LED Speaker A 2 Part Number PC500 UA 54 17187 70 24726 01 70 24727 01 54 16847 01 70 23297 0...

Page 190: ...ower Connector Fan bracket assembly Ground wire 18 gao black Special Tools and Test Components Metric tape measure Anode discharge tool 25 pin D Sub loopback connector for communications port MMJ loopback connector for printer port Mouse loopback connector for mouse port BNC T connector BNC terminator 50 ohm Barrel connector Part is for FA Fe versions only Part Number RD31 EA RD32 A RCD31 E 17 015...

Page 191: ...stem Unit with power supply and green or amber CRT country specific Keyboard country specific Power cord country specific Mouse ThinWire LAN cable assembly kit that consists of Cable T connector Terminator 50 ohm VAXmate User Handbook country specific Blank diskette A 4 Part Number LA75 A2 BCI6E xx 17 01364 01 Part Number PC500 xx LK250 xx BN19x xx VSXXX AA PC50X CB RX33K Ol ...

Page 192: ... Ethernet male coaxial connector BNC ThinWire Ethernet T connector ThinWire Ethernet barrel connector ThinWire Ethernet terminator 50 ohm ThinWire Ethernet installation kit DIGITAL ThinWire Ethernet station adapter DIGITAL ThinWire Ethernet multiport repeater Part Numbers 11111 Part Number 17 01241 01 BCI6M 06jDA BCI6M 15jDA BCI6M 30jDA H8243 AjDA H8244 AjDA H8222jDA 12 25534 01 H8224jDA 12 25535 ...

Page 193: ...a LK2S0 AC BNI9P IK 17 00606 02 PCS00 BC X PCSOO CC X Canada LK2S0 ED BNI9P IK 17 00606 02 PCSOO FD X bilingual PCSOO GD X Italy LK2S0 AI BNI9M 2E 17 00364 08 PCSOO BI X PCSOO CI X French Swiss LK2S0 AK BNI9E 2E 17 00210 0S PCSOO BK X PCSOO CK X German Swiss LK2S0 AL BNI9E 2E 17 00210 0S PCSOO BL X PCSOO CL X Finland LK2S0 AF BNI9C 2E 17 00199 12 PCSOO BF X PCSOO CF X Denmark LK2S0 AD BNI9K 2E 17 ...

Page 194: ...f the individual tests not all the hardware is tested Many of the individual tests are interactive The tests vary in length from several seconds to 25 minutes The longest tests are as follows 01 Memory 02 Comm 06 Printer 07 Mouse 08 Event Timer 14 Option Memory 15 System Interaction 19 Local Network Link The system test is not interactive however you must install the loopback connectors before run...

Page 195: ...ther resident code are moved to a different location in memory so that all memory can he tested 02 COMM PORT TEST This test offers internal or external testing of the communications port Exter nal testing requires the communications port loopback connector Both inter nal and external testing check that the communications port can Loop back all signals off board external test only Generate all four...

Page 196: ...ou for visual verification The video test is not performed if a video option or graphics board is detected in the expansion box An error is logged however To run the video test remove the video option from the expansion box To test the monitor board display the video alignment patterns in test num ber 13 04 DISKETTE DRIVE TEST This test writes to the diskette Make sure to use the high density form...

Page 197: ...f the test passed or failed 06 PRINTER PORT TEST This test offers internal or external testing of the printer port External test ing requires the printer port loopback connector Both internal and external testing check that the printer port can Loop back all signals off board external test only Generate all four types of interrupts printer status transmit empty receive available and receiver line ...

Page 198: ... testing Non DIGITAL mice are not tested In system test mode only external testing is performed Testing starts at 1200 baud 08 EVENT TIMER TEST This test verifies the CMOS RAM and the functionality of the event counters When the test is complete the date and time are not valid Therefore it is necessary to reset the date and time The goal of the tests is to make sure the event timer can Keep precis...

Page 199: ... Chapter 2 b Run test 09 2 Test the ThinWire cable for opens and for correct termination as follows a Configure the VAXmate workstation as shown in Figure B 1 example 2 b Run test 09 3 Test the ThinWire cable and the T connectors for shotts as follows You need an ohmmeter with a times 1 scale B 6 a Assemble the cable and connectors as shown in Figure B 1 example 3 Figure B 1 shows a 50 ohm termina...

Page 200: ...tions 11111 EXAMPLE 1 TESTING VAXmate ETHERNET LOGIC CIRCUITRY 5 T CONNECTO R TE RMI NATOR EXAMPLE 3 TESTING FOR SHORTS T CONNECTOR F rn Tro T CONNECTOR Figure B 1 Network Test Configurations Examples 1 2 and 3 B 7 ...

Page 201: ...he keyboard tests are interactive To terminate many of the interac tive subtests press the ALT FI0 keys This test checks the following Keyboard interface processor and its interrupt capability Industry standard and DIGITAL extended and reserved commands The four keyboard LEDs The LEDs are initially off You are prompted to type a key to turn on the LEDs The four volume levels of keyclicks A keyclic...

Page 202: ...o exit the video alignment patterns Visually verify that all the video alignment patterns produce a stable display If any of the patterns do not look correctly displayed there may be a prob lem with the monitor board The patterns are as follows These are not displayed if a non VAXmate video is present Full screen intensity level 2 blue Full screen intensity level 4 red Full screen intensity level ...

Page 203: ... present The word ACTIVE is displayed on the screen for each process that is currently running This ACTIVE indication should be used to determine what hardware was currently running when an error occurs indicating what hardware was involved in the interaction prob lem Note that testing stops after the first error is detected since it is impos sible to resume operation from the error A PROCESS PROG...

Page 204: ...cted by a retry a 1650 code is reported 17 MODEM TEST This test determines if a DIGITAL supported modem is present If there is no modem or if the modem is not supported by DIGITAL the modem tests are discontinued and a message is displayed If a DIGITAL supported modem is present the following is tested Registers Interrupts Data Transmission and reception at various baud rates data bits and par ity...

Page 205: ... to turn off the system and prepare it for transport If the drives fail you are instructed to run the corresponding diagnostics 19 WCAL NETWORK LINK TEST VAXmate to VAXmate This test exercises the network circuitry in a busy network traffic environ ment As much activity as possible is created between two VAXmate worksta tions A third VAXmate workstation can be added to increase network traffic See...

Page 206: ...st as follows l Start test 19 on all VAXmates 2 Start the known good VAXmate in echo mode 3 Select transmit mode on the remaining VAXmate s The known good VAXmate system should be in echo mode the system to be tested should be a transmitter and a third system can be introduced as a transmitter The test prompts you to choose the mode When you choose echo mode the test displays the node address You ...

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Page 208: ...replace for the Service Diagnostic Make sure to check the cables and connections before you replace any FRUs Table C 3 Install Diagnostic Error Messages lists the error messages that can occur during mode 3 Install New Diagnostics of the Service Diag nostics The corrective action follows the error message Table C 4 System Error Messages lists the messages that can occur at any time while using the...

Page 209: ...ard Quick CPU shutdown circuitry test 20 I O board Printer port tests 21 I O board Printer loopback tests 22 I O board Communication port tests 23 I O board Communication loopback tests 24 I O board Diskette controller tests 25 I O board Local Area Network Controller LANCE sub system tests 26 I O board LANCE interrupt not received 27 Reserved 28 I O board LANCE unexpected interrupt test 29 I O boa...

Page 210: ...sts Unexpected NMI nonmaskable interrupt Keyboard reset test Interrupt reset test Controller not present test Controller port tests Internal diagnostics test Initialization test Reserved Ready test Recalibration test Read test unformatted drive Extended read test Ready test Recalibration test Read test unformatted drive Extended read test Reserved Asynchronous port power up reset test Asynchronous...

Page 211: ...ERRORS 0200 I O board Faulty bit s in communications internal register 0201 I O board Incorrect status received when trying to transmit characters 0202 I O board Incorrect status received when trying to receive char acters 0203 I O board No communication interrupt or incorrect interrupt status received 0204 I O board Parity test data transmitted does not equal data re ceived 0205 I O board Parity ...

Page 212: ...ell failure DEC 4 color graphics mode intensity red green and blue IRGB check failure Video to video DMA transfer failed DEC 16 color graphics mode intensity red green and blue IRGB check failure DOS error while accessing diskette Diskette to video RAM DMA read failure Diskette to video DMA data comparison error Video to diskette DMA write error Diskette to video DMA read failure Diskette video DM...

Page 213: ...able to step off of track zero Diskette drive step rate timing out of spec Diskette drive rotational speed out of spec Cyclic redundancy check CRC error Unable to read media Reserved Soft error media is write protected Data write error Soft error FDC error detection logic failure Soft error unable to detect end of track Soft error unable to detect sector ID Unable to find specified track Incorrect...

Page 214: ...rrupt or incorrect interrupt status re ceived Parity test data transmitted does not equal data re ceived Parity test during a transmit an error condition oc curred Inability to loop back any signals off board no loop back plug Incorrect status received during transmit or receive Baud rate test timeout character transfer never completed Baud rate test timing of the current baud rate was out of spec...

Page 215: ...Slave interrupt controller error Mouse UART external loopback status error Mouse UART external receive transmit error charac ter corrupted Mouse UART external loopback timing out of range use new diagnostic Mouse UART internal loopback status error Mouse UART internal receive transmit error charac ter corrupted Mouse UART external loopback timing out of range Mouse does not respond to self test co...

Page 216: ... incremental stream reporting mode Cannot set prompt reporting mode Mouse does not ignore received parity or most signif icant bit Received response to invalid command Mouse changed reporting mode via invalid command Mouse reported position change via invalid command Right button generated no report Middle button generated no report Left button generated no report No mouse position report generate...

Page 217: ...nable to stop counters via set bit Counter operations failed Update in progress cycle was too long Periodic interrupt timing test failed Lance controller failure Interrupt failure LANCE tried to generate an inter rupt Open or shorted data lines LANCE collision logic failure LANCE transmit erro LANCE receive error Reserved use new version of diagnostic LANCE externalloopback failure Reserved LANCE ...

Page 218: ...ters not unique 1009 80287 Internal stack register failure 1010 80287 Environment register failure 1011 80287 Exception mask failure 1012 80287 Exception did not generate interrupt 1013 80287 Status register failure 1014 80287 Condition codes incorrect 1015 80287 Busy bit not responding correctly 1016 80287 Exception pointers not generated correctly 1017 80287 Data type failure 1018 80287 Internal...

Page 219: ...8042 to LK250 transmission error LK250 to 8042 transmission error LK250 to 8042 transmission parity error 8042 self test error No keyboard interrupt occurred Master interrupt controller error Illegal command failure DEC Extended command failure Compatible command failure Reserved command failure Autorepeat rate timing out of range Autorepeat enable failure Autorepeat disable failure Autorepeat del...

Page 220: ...y Optional memory Optional memory Option parity generator not working correctly Option memory location does not generate parity Option memory error during moving inversions test Protected memory exception interrupt occurred Unexpected nonmaskable interrupt NMI oc curred 1406 Optional memory Option address test failure IOCorrect the problem by making sure the printer is on line 1 1Correct the probl...

Page 221: ...Keyboard wrong response from keyboard 1510 CPU board Interrupt controller unsolicited interrupt occurred 1511 I O board Network unexpected interrupt occurred 1512 I O board Network LANCE error bit set 1513 I O board Comm or printer cannot clear 8250 pending inter rupts 1514 I O board Comm or printer 8250 DART does not transmit 1515 I O board Comm UART status error 1516 I O board Comm Receiver int ...

Page 222: ...rnal constants incorrect 80287 Internal tag word incorrect Network Receive data not equal to transmit data Reserved 80287 control instruction failure Hard disk error formatting the diagnostic cylinder or drive not formatted Hard disk cannot find a good sector on the diagnos tic cylinder Hard disk controller error processing write com mand Hard disk controller status error from controller Hard disk...

Page 223: ...escription Not present Faulty bites in controller register Controller not ready when attempting to send command No HARD DISK interrupt received Failed internal diagnostics Failed reset busy bit set Not present failed to become ready Address marks not found Seek operation failed Controller misinterpreted the command An undefined error has occurred Sector not found error ECC error Bad block detected...

Page 224: ...he expansion box is connected correctly 3 Make sure the hard disk controller board is installed correctly and is firmly seated 4 If the error occurs again replace the cables 5 If the error occurs again replace the controller board 15Correct the problem as follows 1 Have the customer back up the data on the disk 2 Have the customer format the disk 3 Run the test again 4 If the same number is displa...

Page 225: ...t Index pulse never toggled Drive is out of spec for rotational speed Reserved Failed to report the correct error Failed reset busy bit not set Status register 3F6 not equal to IF7 Digital input register faulty also see error 1633 Too many soft sectors on one head Drive parameters invalid disk not formatted Soft error read error corrected by retry when veri fying disk Soft error FCT not found or c...

Page 226: ...sure the modem board is installed correctly and firmly plugged in 2 If the number is displayed again replace the modem board 3 If the failure still occurs replace the I O board 18Correct the problem as follows 1 Make sure that the phone line is operational there is a dial tone and the number is correct 2 Check the functionality of the local modem by dialing into another VAXmate that also has a mod...

Page 227: ...mitjecho Echo Reserved Reserved Reserved Reserved Reserved Reserved Reserved Transmit ring failure Reserved Reserved Reserved Reserved LANCE packet data error Reserved Transmission timeout Reserved LANCE initialization failure Logical address filter logic failure Framing error on received packet Overflow error during packet reception CRC error on received packet Buffer error during packet receptio...

Page 228: ... sure it is not physically damaged Remove and reinsert the disk Check the disk for any physical damage The test is unable to install the desired test Make sure the diagnostic disk contains only the diagnostic test and was not used as a general work ing disk Make sure that the Service Diagnostic disk was inserted If it was there is no more space on the disk for tests to be installed WRITE PROTECT T...

Page 229: ...ges Messages The following error messages can be displayed while you are running the Service Diag nostics These are MS DOS operating system messages Try to correct the error by reset ting the system by typing Ctrl Alt Del at the same time and starting the test again If the error message is displayed again get a new Service Diagnostics diskette SYSTEM ERROR SYSTEM ERROR SYSTEM ERROR SYSTEM ERROR SY...

Page 230: ...AppendixD VAXmateCPU Block Diagram Figure D l shows a block diagram of the VAXmate CPU board If you need more technical information refer to the VAXmate Technical Description Manual D l ...

Page 231: ...IIIII VAXmate CPU Block Diagram D 2 ...

Page 232: ...BUS I I L L fo I l __ I so 7 0 lBr I r _ J Lm____________ l ___________u___li______________________u_ __ _I L ___ __ L 7 8 5015 8 SD15 B I t r ___ 1_ 1 ____ _ _ _ _ II _ _ _ _ J l____ I r T r 1 r _____s DR S_B_U __ 4 r r I N c R V I J3 EXPANSION J5 I O BUS II I I l MFG JPRs r I I SAs oI 6 STATUS tB SA7 Q s 507 0 7 I 7 I I ISA15 8 LOW BYTE 512x8 RAM DATA BUS _____J r L ______ 1 _____ I INTR REO BUS...

Page 233: ... 8 Backplane 5 67 Barrel connector 3 4 3 7 Index Base plate 5 62 Baseband 3 1 Battery 1 4 5 3 5 74 A 3 replacement 5 74 Bezel centering 4 9 CRT 5 26 I O board 5 46 part number A 2 plastic dress on CPU 5 37 5 38 BIOS B 3 Block diagram CPU board D l I O Video board 1 7 VAXmate workstation 1 5 Blown fuse 2 18 2 20 BNC 1 11 3 4 3 9 3 11 Board 1 6 CPU 1 8 2 1 2 10 5 27 5 32 components 5 41 removal 5 37...

Page 234: ... 37 network port loopback 2 37 read write board 5 57 5 59 Index 2 T connector 1 3 2 37 2 38 3 4 3 7 terminator 1 3 2 37 3 4 ThinWire loopback B 6 Continue on error 2 35 Continuous test passes 2 36 Contrast 4 1 4 2 Controller hard disk 5 65 Controls brightness 4 2 4 6 contrast 4 2 4 6 F 4 3 4 13 G2 4 3 4 6 H2 4 3 4 13 H4 4 3 4 8 HH 4 3 4 5 VC 4 3 4 12 W 4 3 4 7 yoke centering rings 4 10 Country spe...

Page 235: ... digit 2 34 hard 2 32 log errors 2 35 loop on 2 35 Net804 3 6 proceed from 2 35 prompt on 2 34 reporting test option 2 34 Index ROM diagnostic screen 2 28 2 29 single test pass 2 36 soft B 3 Error log 2 31 2 43 2 47 2 48 B 3 erased 2 48 error messages 2 49 printing 2 49 Error log mode 2 48 2 49 Error messages C 1 install diagnostiC C 21 system C 22 Error number 2 3 2 10 2 15 2 16 2 18 2 25 C l err...

Page 236: ...2 test B ll Hard errors 2 32 Heat shield 5 19 5 33 5 36 5 42 Height adjustment 250 line mode 4 13 400 line mode 4 8 Index 4 HH 4 3 4 5 Horizontal bar 2 6 2 10 2 16 2 25 Horizontal hold 4 3 4 5 I I O Video board 2 1 2 22 4 2 5 40 block diagram 1 7 installation 5 49 removal 5 46 shield 5 47 Individual test 2 6 2 25 2 31 2 32 2 44 execution screen 2 45 memory 2 44 menu 2 45 selection 2 45 Industry st...

Page 237: ...placement 5 16 Measurements centering 4 9 rotation 4 11 screen height 250 line mode 4 13 400 line mode 4 8 screen width 4 7 Index IIIII Memory 2 2 dynamic B 2 optional 1 9 1 10 2 2 5 3 protected 2 2 B 2 real 2 2 B 2 test B 2 Memory option replacement 5 13 MicroVAX II computer 3 4 3 11 MicroVAX II server 3 11 Middle of segment 3 14 MJ 3 5 MMJ 3 5 Mode 2 31 error log 2 48 2 49 Individual Tests 2 44 ...

Page 238: ... 17 testing 2 31 Overcurrent shutdovvn 2 18 Overheating 2 18 Overload 2 18 Overvoltage shutdovvn 2 18 Index 6 p Park all drives B 12 Part numbers 1 2 A I Pass definition 2 32 Passed 2 31 2 43 2 47 successful 2 33 XXXXXX 2 44 Patterns grid circle 4 12 screen of E s 4 4 through 4 12 250 line mode 4 13 400 line mode 4 12 video alignment 4 1 B 9 PCSA 1 1 Pivot cradles 5 31 Ports 3 4 Povver comsumption...

Page 239: ...tics 1 3 2 3 2 5 2 25 2 26 2 27 2 29 2 32 3 6 configuration list 2 29 2 30 error log 2 32 error reporting 2 34 how to run 2 27 individual test 2 25 2 31 2 32 2 44 modem 2 26 Index IIIII install diagnostic error messages C 21 mode selection 2 33 modes 2 29 2 30 2 31 new diagnostic installation 2 31 successful test error log 2 32 XXXXXX 2 44 system test 2 31 2 32 Shield CRT 5 23 5 26 diskette drive ...

Page 240: ...wer Up 2 1 2 2 2 5 2 6 2 18 3 6 5 3 printer 2 2 printer confidence B 9 printer port B 4 ROM diagnostic sequence 2 6 2 9 Index 8 Service Diagnostics 2 5 2 27 speaker B 4 status 2 29 2 31 system 2 5 3 6 system interaction B 10 updating 2 3 2 31 2 47 video B 3 Thermal shutdown 2 18 ThinWire 1 7 1 9 3 1 cable section 3 3 cable segment 3 3 cabling 3 3 components 3 1 Ethernet cable 3 3 installation 3 1 ...

Page 241: ...w W 4 3 Webbed shield 5 20 Width 4 7 Workstation 1 4 1 1 Write protect tab 2 46 x XXXXXX message 2 44 y Yoke 5 26 centering rings 4 1 0 clamp 4 11 Index IIIII Index 9 ...

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