MicroVAX 3100 Model 85/95 Troubleshooting and Diagnostic
Contents
1. Set the on off switch to the off O position 3 Make sure that all the connections you made in step 3 step 4 step 5 and step 6 are correct 4 Set the on off switch to the on position 5 If an error report is still displayed see the MicroVAX 3100 Model 85 95 Troubleshooting and Diagnostic Information manual D 1 8 Installation Procedure Figure 1 2 Unsuccessful Power Up Test Screen with an Error Report KA55 A or KA51 A V2 3 VME 2 14 Performing normal system tests 74 73 72 71 70 69 68 607 66 65 64 63 62 61 60 59 Test 3ubtest 31 05 Loop Subtest 00 Err Type FF DE Memory Setup CSRs lis Vec 0000 Prev Errs 0000 P1 00000000 F2 01000000 P3 00000001 P4 00010000 P5 2101801C P6 00000007 P7 80000003 P8 0000CF4A P9 00000001 P10 2006B8D8 r0 00000002 r1 21018000 r2 00000008 r3 81000000 r4 00000001 r5 01000000 r6 2006EB77 r7 21018048 r8 00000000 r9 20140758 r10 00000000 r11 FFFFFFFF dser 0000 cesr 00000000 intmsk 00 icsr 01 pcsts FA00 pcadr FFFFFFF8 pcctl FC13 ect1 00000020 bcetsts 0360 bcedsts 0F00 cefsts 00019200 nests 00 mmcdsr 01FE6600 mesr 00000000 47 46 45 44 43 0 Dorada dina Elogio idol ARSA PARI PATO CICLI 0 PIA LEE OO I E a e 15s 104 209 5085 CI sO SRI O be Otay 03 16 MB RAM SIMM Set 0A 0B 0C 0D present Memory Set 0 00000000 to 00FFFFFF 16MB 32768 good pages 0 bad pages Error SIMM Set 1 1E 1F 1G iH SIMM 1E 64MB SIMM 1F 64MB SIMM 1G 64MB SIMM iH 00MB Totai cf 162. Al Powerup tests Functional Verify continue on error numeric countdown A3 Functional Verify stop on error test announcements A4 Loop on A3 Functional Verify A6 Memory tests mark only multiple bit errors A7 Memory tests A8 Memory acceptance tests mark single and multi bit errors call A7 A9 Memory tests stop on error B2 Extended tests plus BF then loop B5 Extended tests then loop BF DZ SYNC ASYNC with loopbacks Load amp start system exerciser 100 Customer mode 2 passes 101 CSSE mode 2 passes 102 CSSE mode continous until C 103 Manuf mode continous until C 104 Manuf TINA mode continous until C 105 Manuf mode 2 passes 106 CSSE mode select tests continous until C 107 Manuf mode select tests continous until C Note Tests 101 through 107 are reserved for use by Digital services The tests and utilities shown in Table 1 2 are for option cards which may or may not be present depending upon the options you ordered Table 1 2 Option Card Tests Test Name Usage E8 SYNC Synchronous COMM option card DSW41 42 E9 SYNC Utility Synchronous COMM option card DSW41 42 EC ASYNC Asynchronous option card DHW41 42 FO SCSI_option SCSI option card for 2nd SCSI bus B KZDDA Fi SCSI Opt Utility SCSI option card for 2nd SCSI bus B KZDDA F2 SCSI MAP Option SCSI option card for 2nd SCSI bus B KZDDA Troubleshooting and Diagnosing Problems 1 15 Note The following available tests Table 1 3 are not
3. Expansion box SCSI cables e Expansion box power cords e ThinWire Ethernet cable or standard Ethernet cable Check that the following terminators if installed are correctly connected and are not damaged e SCSI terminators e ThinWire Ethernet terminator T connector and two terminators e Standard Ethernet loopback connector If you have correctly followed steps 1 to 5 the on off switches on all the components are set to the off O position and you have solved any problems caused by incorrectly connected cables or terminators Set the on off switches on the following equipment to the on position in the following order a Expansion boxes b Peripherals c Console terminal d System unit The system responds with the power up test display If it does not see Section 1 2 1 2 Using the Troubleshooting Table Table 1 1 suggests the corrective actions for certain system problems If you have a problem with the system follow these steps 1 2 3 Write down the symptoms of the problem Check the Symptom column in Table 1 1 for a match Check the causes of the symptom in the Possible Cause column If the column lists more than one possible cause check the possible causes and their suggested solutions in the order listed Follow the advice in the Suggested Solution column See Section 1 4 if the problem persists 1 2 Troubleshooting and Diagnosing Problems Table 1 1 Basic Troubleshooting Sym
4. there is no usable memory for testing to run to completion SIMM 1D is missing here Example 1 4 No Memory Present Test Failure KA55 A or KA51 A V2 3 VMB 2 14 Performing normal system tests 714 73 72 71 70 69 68 67 66 65 64 63 62 61 60 Test Subtest DC 87 Loop Subtest 00 Err Type FF DE NO Memory present lis Vec 0000 Prev Errs 0000 P1 EF42EF42 P2 00000000 P3 00000000 P4 00000000 P5 00000000 P6 7F337F7F P7 00000000 P8 0000EF42 P9 00000001 P10 2006B8D8 r0 00000002 rl 21018000 r2 00000008 r3 00000007 r4 03FFFFEO 4r5 80000000 r6sFFFFFFFF r7 00000000 r8 00000000 r9 20140758 r10 FFFFFFFE rll FFFFFFFF dser 0000 cesr 00000000 intmsk 00 icsr 01 pcsts FA00 pcadr FFFFFFF8 pcctl FC13 cct1 00000020 bcetsts 0360 bcedsts 0F00 cefsts 00019200 nests 00 mmcdsr 00666640 mesr 00000000 Error SIMM Set 0 0A 0B 0C 0D SIMM OA 16MB SIMM 0B 16MB SIMM 0C 16MB SIMM OD 00MB Total of 0MB 0 good pages 0 bad pages 0 reserved pages Normal operation not possible Troubleshooting and Diagnosing Problems 1 21 1 3 4 Configuration Display The configuration display shows the system configuration and the error messages that were detected while the most recent power up tests diagnostic tests and utilities were running If you add expansion boxes to the system and do not run the power up tests or appropriate diagnostic test or utility the configuration display does not recognize the reconfiguration Enter the following command to see th
5. 1 26 System unit checking power cord 1 1 troubleshooting 1 3 turning off 1 1 turning on 1 2 T Terminal troubleshooting 1 3 Terminators checking 1 1 checking connections 1 2 1 13 SCSI 1 2 ThinWire Ethernet 1 1 Test utility numbers 1 22 Tests diagnostic 1 22 ThinWire Ethernet 1 2 TLZ06 troubleshooting 1 6 TLZ07 troubleshooting 1 6 Troubleshooting 1 1 to 1 8 RRD43 1 4 RX26 1 7 RZ series SCSI disk drive 1 8 system unit 1 3 table 1 2 terminal 1 3 TLZ06 1 6 TLZ07 1 6 TZ30 1 5 TZK10 1 7 TZ30 green LED 1 6 head cleaning 1 6 operate lever faults 1 6 tape drive 1 5 troubleshooting 1 5 unload button 1 6 write protect error 1 6 TZK10 amber LED 1 7 head cleaning 1 7 QIC tape drive 1 7 troubleshooting 1 7 write protect error 1 7 TZK11 QIC tape drive 1 7 troubleshooting 1 7 U Utilities diagnostic 1 22 W Write protect switch RX26 1 8 TZ30 1 6 TZK10 1 7 Index 3 Reader s Comments MicroVAX 3100 Mode 85 95 Troubleshooting and Diagnostic Information EK A0719 TM B01 Your comments and suggestions help us improve the quality of our publications Thank you for your assistance I rate this manuals Excellent Good Fair Poor Accuracy product works as manual says Completeness enough information Clarity easy to understand Organization structure of subject matter Figures useful Examples useful Index ability to find topic Page
6. 2 Check the terminal settings See the MicroVAX 3100 Model 85 95 Operator Information manual for the list of correct settings 3 Turn on the system unit by setting the on off switch to the on position MLO 012034 On Off Switch installation Procedure 1 7 Step 8 Checking the Power Up Test Results The power up test can take several minutes to complete depending on the number of installed options you have and on which default settings you use e Ifthe power up test results on the screen are similar to the results in Figure 1 1 the system has passed the power up test Go to step 9 Ifthe power up test results on the screen are not similar to the results in Figure 1 1 the system has not passed the power up test Go to substep 1 Figure 1 1 Successful Power Up Test Screen KA55 A or KAS1 A V2 3 VMB 2 14 Performing normal system tests Medel tia idiota 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 O dl dda e cU ese ba Pg te Oped ie tee eA a RIESCA DI ead Ose Oe meee Rios ix 19 209 208 507 00 005 047 020 Tests completed Oreto Central Processing Unit CPU name Firmware version number and Virtual Memory Boot VMB version number Read Only Memory ROM based diagnostics countdown Q Status message Console prompt 1 Write down the error messages and the error summaries Figure 1 2 shows an example of an error message and an error summary
7. 64MB SIMM 1F 64MB SIMM 1G 64MB SIMM 1H 00MB Total of 16MB 32768 good pages 0 bad pages 104 reserved pages Normal operation not possible Q Indicates no memory SIMM installed here or SIMM not correctly installed Troubleshooting and Diagnosing Problems 1 19 Example 1 3 represents a case where one SIMM of a set was bad In this example SIMM 1G was bad or incorrectly installed Example 1 3 Memory Count Pages Test Failure KA55 A or KA51 A V2 3 VMB 2 14 Performing normal system tests 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 Test Subtest 40 06 Loop Subtest 00 Err Type FF DE Memory count pages lis Slss305 2901205401 0042294 odo 23vXZO eae ee ew Ua e Wis Oe 1924145 19 120415 102 09 08 0 1 706 05 0203 16 MB RAM SIMM Set 0A 0B 0C 0D present Memory Set 0 04000000 to O4FFFFFF 16MB 32768 good pages 0 bad pages Error SIMM Set 1 1E 1F 1G 1H SIMM 1E 64MB SIMM 1F 64MB SIMM 1G 64MB SIMM_1H 64MB Memory Set 1 00000000 to 03FFFFFF 64MB 0 good pages 131072 bad pages Total of 80MB 32768 good pages 131072 bad pages 136 reserved pages Tests completed 1 20 Troubleshooting and Diagnosing Problems Example 1 4 represents a case where one SIMM of a set is missing or incorrectly installed In this case only one set of SIMMs was installed Since one was missing
8. Lr rt I would like to see more less What I like best about this manual is What I like least about this manual is I found the following errors in this manual Page Description Additional comments or suggestions to improve this manual For software manuals please indicate which version of the software you are using _ Name Title n _r_rrrr ico r lle ora Dept Company colica Date Mailing Address Phone Do Not Tear Fold Here and Tape digital DIGITAL EQUIPMENT CORPORATION BUSINESS REPLY MAIL POSTAGE WILL BE PAID BY ADDRESSEE No Postage Necessary If Mailed in the United States Information Design and Consulting MRO1 2 J18 VW 200 FOREST STREET MARLBORO MA 01752 3011 Do Not Tear Fold Here
9. See the terminal documentation See the MicroVAX 3100 Model 85 95 Operator Information manual for the list of correct terminal settings See the terminal documentation for information on how to set up the terminal continued on next page Troubleshooting and Diagnosing Problems 1 3 Table 1 1 Cont Basic Troubleshooting Symptom Possible Cause Suggested Solution System Problems The power up display contains question marks The power up test display contains unexpected characters The system fails to boot the operating system The port to which the terminal connects may be faulty The terminal cable may be faulty A diagnostic error has occurred The terminal settings are incorrect or the DZ circuitry is faulty The system defaults are incorrectly set 1 4 Troubleshooting and Diagnosing Problems Try connecting the terminal to another system If this solution works the port to which the terminal was connected is faulty If the terminal still does not operate it is faulty In either case contact your Digital services representative Connect the terminal cable and the terminal to another system If the connected terminal works the DZ circuitry or MMJ connector is faulty Otherwise the cable is faulty Contact your Digital services representative See Section 1 4 Make sure the terminal settings are correct then run the power up test again If the terminal is set c
10. console security feature Troubleshooting and Diagnosing Problems 1 9 1 3 1 Power Up Tests The system runs the power up tests each time you turn on the system After successful completion of tests the system will either enter console mode or proceed to automatic bootstrap depending on the HALT action selected by the user If HALT action is Default Halt or Restart then the system enters console mode If HALT action is Reboot or Restart reboot then the system proceeds to boot The following example shows a typical display for a system that passes all tests and then enters console mode KA55 A or KA51 A V2 3 VMB 2 14 Performing normal system tests 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 41 46 45 44 43 O 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 Cosio Olle ace wel EEES Vee Obs E o PIRE law Orel Oe Daron ieee Mes 10 09 08 07 06 05 04 03 Tests completed e gt gt 0 Q Central Processing Unit CPU Name Firmware Version Number and Virtual Memory Boot VMB Version Number Read Only Memory ROM Based Diagnostics Countdown Status Message Console Prompt 1 10 Troubleshooting and Diagnosing Problems The following example shows a typical display for a system that passes all tests and then enters automatic bootstrap KA55 A or KA51 A V2 3 VMB 2 14 Performing normal system tests 74 73 72 71 70 69 68 67 66
11. layout easy to find information ONOOOOO0d OOOO000o 00000000 O0G0000000 I would like to see more less What I like best about this manual is What I like least about this manual is I found the following errors in this manual Page Description Additional comments or suggestions to improve this manual For software manuals please indicate which version of the software you are using Name Title n m Dept Company cc Date Mailing Address Phone Do Not Tear Fold Here and Tape No Postage Necessary If Mailed in the United States BUSINESS REPLY MAIL POSTAGE WILL BE PAID BY ADDRESSEE DIGITAL EQUIPMENT CORPORATION Information Design and Consulting MRO1 2 J18 VW 200 FOREST STREET MARLBORO MA 01752 3011 Do Not Tear Fold Here MicroVAX 3100 Model 85 95 Installation Information Order Number EK A0716 IN B01 June 1994 This manual describes how to install and test the MicroVAX 3100 Model 85 and Model 95 Revision Information This manual supersedes EK A0716 IN A01 Digital Equipment Corporation Maynard Massachusetts June 1994 Digital Equipment Corporation makes no representations that the use of its products in the manner described in this publication wi
12. used on the MicroVAX 3100 Model 85 95 they are used only on the MicroVAX 4000 Model 100A 105A and are listed here to avoid confusion when you see them in the diagnostic test listing Figure 1 1 Table 1 3 MicroVAX 4000 100A 105A Tests Test No Name Usage 56 SHAC LPBCK Not used on 3100 SHAC option only 58 SHAC RESET Not used on 3100 SHAC option only 5C SHAC Not used on 3100 SHAC option only 62 console QDSS Not used on 3100 QBUS systems only 63 QDSS any Not used on 3100 QBUS systems only 81 Qbus MSCP Not used on 3100 QBUS systems only 82 Qbus DELQA Not used on 3100 QBUS systems only 83 QZA Intlpbck1 Not used on 3100 QBUS systems only 84 QZA Intlpbck2 Not used on 3100 QBUS systems only 85 QZA memory Not used on 3100 QBUS systems only 86 QZA_DMA Not used on 3100 QBUS systems only To run the diagnostic tests enter either TEST or T followed by the test number You can specify optional parameters for some tests but you would not do so normally If you decide to specify optional parameters then the following conditions apply Each test uses up to 10 parameters no more than 7 may be inputted on a command line Most of these parameters are assigned values automatically by the system These parameters are indicated by an asterisk in the parameters column of Figure 1 1 If a parameter can be assigned a value the name of the parameter is shown in the parameters column in Figure 1 1 1 16 Troubleshooting and Diagnosin
13. 00001 P9 00000000 P10 00000000 r0 00000054 rl 000082E2 r2 00000001 r3 000082FA r4 00008230 r5 00000040 r6 000082E2 r7 20008000 r8 00008000 r9 20140758 r10 13000001 r1122014044B EPC 2005721A dser 0000 cesr 00000000 icsr 01 pcsts F800 pcctl FC13 cct1 00000007 bcetsts 03A0 bcedsts 0400 cefsts 00019200 nests 00 mmcdsr 00C6C600 mesr 00006000 gt gt gt Write down the error messages before you contact your Digital services representative Troubleshooting and Diagnosing Problems 1 17 1 3 3 Power Up Error Messages The following are examples of some error messages at power up Example 1 1 is a typical example of a failed test In this case test E8 failed testing a SYNC COMM option Example 1 1 SYNC Test Failure KA55 A or KA51 A V2 3 VMB 2 14 Performing normal system tests 74 73 712 71 70 69 68 67 66 65 64 63 62 61 60 59 SB ily Lo de erre 4 SAD ES Oe eM pA ey 39 2302 43044 DO 4 DOW 092 JO ac Le ROUSE odd re Lus 20s Ae ROLE era leor eco st ed dal 05S e a E iss 10 09 Test Subtest E8 03 Loop Subtest 00 Err Type FF DE SYNC lis Vec 0000 Prev Errs 0001 P1 09000001 P2 00000000 P3 00000000 P4 00000000 P5 00000000 P6 00000000 P7 00000000 P8 00000000 P9 00000000 P10 00000000 Stat 0112 FRU 20 LED 00 Ext Stat 00090014 00EE001D 00020002 0000EFCE 00000000 20040000 7FDEDFFF 00000000 dser 0000 cesr 00000000 intmsk 00 icsr 01 pcsts F800 pcctlsFC13 cct1 00000021 bcetsts 0000 bcedsts 0000 cefsts 00019220 nests 00 mmcdsr
14. 01111000 mesr 00006000 08 07 06 05 04 03 Normal operation not possible gt gt gt 1 18 Troubleshooting and Diagnosing Problems Example 1 2 represents a case where an additional set of memory SIMMs was added and one of the four SIMMs for the set was not the same type of SIMM as the others In this example SIMM 1H was either not installed or incorrectly installed Example 1 2 Memory Setup CSRs Test Fallure KA55 A or KA51 A V2 3 VMB 2 14 Performing normal system tests i 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 Test Subtest 31 05 Loop Subtest 00 Err Type FF DE Memory Setup CSRs lis Vec 0000 Prev Errs 0000 P1 00000000 P2 01000000 P3 00000001 P4 00010000 P5 2101801C P6 00000007 P7 80000003 P8 0000CF4A P9 00000001 P10 2006B8D8 r0 00000002 rl 21018000 r2 00000008 xr3 81000000 r4 00000001 r5 01000000 r6 2006EB77 r7 21018048 r8 00000000 r9 20140758 r10 00000000 r11 FFFFFFFF dser 0000 cesr 00000000 intmsk 00 icsr 01 pcsts FA00 pcadr FFFFFFF8 pcctl FC13 cct1 00000020 bcetsts 0360 bcedsts 0F00 cefsts 00019200 nests 00 mmcdsr 01FE6600 mesr 00000000 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 Ul Sn are fe Pereyra daddi Loss dona A ee ESS oglu v el Uae lO pel oy 107519 14 513 12 yal das 10 09 08 07 06 05 04 03 16 MB RAM SIMM Set 0A 0B 0C 0D present Memory Set 0 00000000 to OOFFFFFF 16MB 32768 good pages 0 bad pages Error SIMM Set 1 1E 1F 1G 1H 1 SIMM 1E
15. 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 PISO FIA RESET A Lae Uw hoe Eos a Cp RC SD 22 21154 10 09 08 07 06 05 04 03 Tests completed Loading system software BOOT R5 0 EZAQ Lia EZA0 125024 Note The operating system messages start here that is VMS If the power up tests encounter an error one of the following actions occurs For minor errors If HALT action is set to a boot condition that is reboot or restart reboot and if a minor error occurs the system displays an abbreviated error message and continues to boot as normal If HALT action is set to Default Halt or Restart then the system enters console mode e The only errors defined as minor are errors in memory that cause pages to be marked bad in the memory bitmap There must be enough good memory left to allow an attempt to bootstrap For severe errors The system always enters console mode regardless of HALT action after it attempts to complete all tests possible Troubleshooting and Diagnosing Problems 1 11 The following example shows a system with a memory error that only affected one set of memory out of two sets Because some memory is still usable the system proceeds to automatic bootstrap if the HALT action is set to a boot condition KA55 A or KA51 A V2 3 VMB 2 14 Performing normal system tests 74 73 72 71
16. 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 Test Subtest 40 06 Loop Subtest 00 Err Type FF DE Memory count pages lis 31063029 28 2 1 520829 42 0 2 E 002212 20 192 19 1 194 1544 145 135 12 112 10 09 208 07 206 505 04 403 16 MB RAM SIMM Set 0A 0B 0C 0D present Memory Set 0 04000000 to O4FFFFFF 16MB 0 good pages 32768 bad pages 64 MB RAM SIMM Set 1E 1F 1G 1H present Memory Set 1 00000000 to 03FFFFFF 64MB 131072 good pages 0 bad pages Total of 80MB 131072 good pages 32768 bad pages 136 reserved pages Tests completed Loading system software BOOT R5 0 EZAQ 2x4 EZA0 IN Test Subtest 40 06 Loop Subtest 00 Err Type FF DE Memory count pages lis 16 MB RAM SIMM Set 0A 0B 0C 0D present Memory Set 0 04000000 to 04FFFFFF 16MB 0 good pages 32768 bad pages 64 MB RAM SIMM Set 1E 1F 1G 1H present Memory Set 1 00000000 to O3FFFFFF 64MB 131072 good pages 0 bad pages Total of 80MB 131072 good pages 32768 bad pages 136 reserved pages Operating system messages start here that is VMS Abbreviated error message for memory error Memory errors normally cause the results of a SHOW MEMORY display to occur after the tests are completed and before continuing SHOW MEMORY is the most useful command to determine which memory SIMMs are bad when memory errors occur 1 12 Troubleshootin
17. MB 32765 good pages 0 bad pages 104 reserved pages Error message Error summary 9 e Power up test completion Q Specific error information on the test that failed e Status message Installation Procedure 1 9 Note Step 9 and step 10 are optional However step 11 is mandatory Step 9 Connecting the System to a Network If you want to connect the system to a network see the MicroVAX 3100 Model 85 95 Operator Information manual Step 10 Connecting External Options to the System If you want to connect external options to the system see the MicroVAX 3100 Model 85 95 Operator Information manual Step 11 Booting the Operating System The system is supplied with factory installed software FIS on the system disk Boot the operating system following the procedures in the OpenVMS Factory Installed Software User Information 1 10 Installation Procedure Reader s Comments MicroVAX 3100 Model 85 95 installation Information EK A0716 IN B01 Your comments and suggestions help us improve the quality of our publications Thank you for your assistance I rate this manual s Excellent Good Fair Poor Accuracy product works as manual says Completeness enough information Clarity easy to understand Organization structure of subject matter Figures useful Examples useful Index ability to find topic Page layout easy to find information ONOOO0O000 OOOO0O00o00 L3 EI C C DJ DJ DI C LB ooo
18. MicroVAX 3100 Model 85 95 Troubleshooting and Diagnostic Information Order Number EK A0719 TM B01 June 1994 This manual describes the troubleshooting procedures and diagnostic commands that you can use to solve basic problems with the MicroVAX 3100 Model 85 and Model 95 systems Revision Information This manual supersedes EK A0719 TM A01 Digital Equipment Corporation Maynard Massachusetts June 1994 Digital Equipment Corporation makes no representations that the use of its products in the manner described in this publication will not infringe on existing or future patent rights nor do the descriptions contained in this publication imply the granting of licenses to make use or sell equipment or software in accordance with the description Possession use or copying of the software described in this publication is authorized only pursuant to a valid written license from Digital or an authorized sublicensor FCC NOTICE This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Any changes or modificati
19. ables are not properly connected SCSI device is not properly terminated Two SCSI identifiers are set to the same number 1 8 Troubleshooting and Diagnosing Problems Suggested Solution Format the diskette Eject the diskette Try to insert the diskette again Try a different diskette Contact your Digital services representative The RX26 accepts only high density HD or extra density ED diskettes See the MicroVAX 3100 Model 85 95 Operator Information manual for information on how to clean the diskette drive head Eject the diskette and reset the switch Try writing to the diskette again Gently press the diskette with your finger and reposition it Press the eject button again Reset each SCSI ID to a unique number Check the cable connections Check for a SCSI 50 pin terminator Reset each SCSI ID to a unique number 1 3 Diagnostic Tests and Commands There are a number of diagnostic tests and commands that can help you to isolate a problem with the system unit These tests and commands are as follows e Power up tests Diagnostic tests and utilities e Configuration display Error display The following sections describe these tests and commands You can use these tests and commands in privileged console mode only if the console security feature is enabled and the password is set See the MicroVAX 3100 Model 85 95 Customer Technical Information manual for information on the
20. ains information that is of special importance to the user Warning A warning contains information to prevent personal injury vi 1 Troubleshooting and Diagnosing Problems This chapter describes the troubleshooting procedures and diagnostic commands that you can use to solve basic problems with the MicroVAX 3100 Model 85 and Model 95 systems It contains information on the following Troubleshooting Diagnostic tests and commands e Contacting Digital services It also lists the information that you must give to your Digital services representative and where to find this information 1 1 Troubleshooting If a problem occurs you must first make sure that all the cables loopback connectors and terminators are correctly connected and that the connectors are not damaged for example the pins may be broken or short circuited Follow these steps 1 Shut down the operating system by following the procedures described in the operating system documentation 2 Turn off the console terminal and all the peripheral devices such as printers and modems Turn off all the expansion boxes 4 Turn off the system unit Check that the following cables if installed are correctly connected at both ends and that the connectors are not damaged Console terminal cable linking the console terminal to the system unit Console terminal power cord Troubleshooting and Diagnosing Problems 1 1 e System unit power cord
21. d end add add incr cont on err 4E 20069188 Memory Byte start add end add add incr cont on err 4F 2006B7F4 Memory Data start add end add add incr cont on err 51 2005803C FPA EEKEE EAS IR 92 20058530 SSC_Prog timers which timer wait_time_us 53 20058818 SSC_TOY Clock repeat_test_250ms_ea Tolerance 54 20057C18 Virtual Mode CRE 55 20058E6C Interval Timer SR 56 2006507C SHAC LPBCK From bus To bus passes 58 20065D24 SHAC RESET dssi bus port number time secs not pres 59 20062778 SGEC LPBCK ASSIST time secs continued on next page Troubleshooting and Diagnosing Problems 1 13 Figure 1 1 Cont Diagnostic Tests 5C 5F 62 63 80 81 82 20062D10 200619B8 20058B1C 20058CA4 2005D3C0 200596CC 200598AC 2005A85C 2005BF1C 20059A9C 20059F44 20058494 20058410 2005DC4C 20063FB0 20068548 2006631C 2006C250 2005903C 200681CC 20057888 20057A78 200589E8 20060C70 2005DE90 2006139C 2005E850 2006C060 2005FODC 2005EC64 2005E2A8 2006D4D4 2006D7CC 2006DA2C 2006DFC8 2006E1DC 2006E2B4 20065398 2006D638 2006D900 2006DA40 Scripts Description SHAC SGEC console_QDSS QDSS_any CQBIC memory Qbus MSCP Qbus DELQA Q2A Intlpbckl Q2A Intlpbck2 QZA memory QZA_DMA COBIC registers COBIC powerup Flush Ena Caches INTERACTION Init memory List CPU registers Utility List diagnostics Create A0 Script SSC RAM Data SSC RAM Data Addr SSC registers V Cache diag
22. e configuration display SHOW CONFIG If the system does not detect any errors in the most recent power up tests or diagnostic utilities it responds with a configuration display similar to the following KA55 A or KA51 A V2 3 VMB 2 14 08 00 2B 33 CF C9 80MB 27 TstNbr DevNam Info 0 CPUBD OK A8 MEM OK E4 DZ OK E0 SCSI OK 3 R224L 6 Adapter 7 RRD43 6 5F NI OK FO SCSI B OK 0 RZ23L 6 Adapter 0 QBUS OK E8 COMM OK DSW41 42 2 CHANNEL V4 10 7b EC ASYNC OK DHW41 2 V1 6 Test Utility Number Column Device Mnemonic Column Device Status Column SCSI IDs and SCSI Device Names The test numbers listed identify the normal test or script number to run to verify the device listed There are additional tests and utilities for some devices Test 0 calls the power up script 1 22 Troubleshooting and Diagnosing Problems Note The lines for F0 E8 and EC display only if the applicable option is present If the system detects errors in the most recent power up tests and diagnostic utilities it responds with a configuration display similar to the following KA55 A or KA51 A V2 3 VMB 2 14 08 00 2B 2B 16 91 80MB TstN gt gt gt br DevNam CPU_BD MEMORY DZ SCSI NI COMM ASYNC OK 2 001 0048 D OK 3 R224L 6 Adapter 7 RRD43 OK OK DSW41 42 2 CHANNEL V3 11 47 OK DHW41 2 V1 6 Q Error Information Write down this information before you contact your Digital services representative Tr
23. g Problems You can use test 9E with the test number as a parameter to show a list of legal parameters and valid values for the test number For example enter T 9E 30 to show a list of legal parameters and valid values for test number 30 Memory Init Bitmap e There is a dependency between some tests e Failures can occur if dependencies between tests are not followed e Any parameter not entered is given a default value Enter T 9E nn where nn is test number to show defaults During power up testing or execution of any script of tests AO to BF the values of parameters are determined by the script not defaults e You may dump the contents of a script by entering T 9E nn where nn is a script to dump Scripts are always in range of AO to BF or 0 for the power up script You must enter three zeros 0 as place holders for the three parameters that occur before the user specified parameter mark hard SBEs The last value 1 is a parameter You can then specify the mark hard SBEs parameter in the Memory Init Bitmap test as follows gt gt gt T 300001 The resulting messages differ depending on the function of the test or utility However most failing tests cause the system to display error messages similar to the following gt gt gt T5F 1 Test Subtest 5F 18 Loop Subtest 0E Err Type FF DE SGEC lis Vec 010C Prev Errs 0000 P1 00000001 P2 00000000 P3 827DFF03 P4 00000000 P5 00000000 P6 00000000 P7 200000000 P8 000
24. g and Diagnosing Problems 1 3 2 Diagnostic Tests and Utilities The diagnostic tests and utilities are similar to the power up tests except that the power up tests enable you to test all the devices in the system whereas the diagnostic tests and utilities enable you to test single devices and the functions of single devices Figure 1 1 shows a list of diagnostic tests obtained by entering the following command gt gt gt T 9E Figure 1 1 Diagnostic Tests Test Address Name Parameters 20052200 SCB 20055850 De executive 30 2006A53C Memory Init Bitmap mark Hard SBEs 31 2006AB34 Memory Setup CSRs x 32 2005D148 NMC registers kkkkkkkkkk 33 2005D324 NMC powerup kk 34 2005E6D8 SSC ROM xx 35 2005FB90 B Cache diag mode bypass test mask 31 20061590 Cache w Memory bypass test mask x 40 2006B5E0 Memory count pages SIMM set0 SIMM setl Soft errs allowed 41 20068CEC Board Reset ig 42 20061880 Chk for Interrupts en 46 200610C4 P Cache diag mode bypass test mask x 47 2006AD04 Memory Refresh start a end incr cont on err time seconds 48 20068028 Memory Addr shorts start add end add cont on err pat2 pat3 4A 2006A23C Memory ECC SBEs start add end add add incr cont on err 4B 2006940C Memory Byte Errors start add end add add incr cont on err 4C 20069BA0 Memory ECC Logic start add end add add incr cont on err 4D 20068FE8 Memory Address start ad
25. ing to the tape again If the problem persists contact your Digital services representative See the MicroVAX 3100 Model 85 95 Operator Information manual for information on how to clean the drive head Follow the procedure for removing a tape from the TZ30 described in the MicroVAX 3100 Model 85 95 Operator Information manual continued on next page Table 1 1 Cont Basic Troubleshooting Symptom Possible Cause TLZ06 and TLZ07 Cassette Tape Drive Problems The system cannot write The write protect switch to the cassette tape is in the write protect position The cassette tape is not loaded The write protect LED The tape drive heads flashes are dirty or the tape is worn The data read from The tape drive heads the cassette tape is may be dirty corrupted Suggested Solution If the write protect LED is on remove the tape reset the switch and try writing to the tape again If the problem persists contact your Digital services representative Load the cassette tape Clean the drive heads see the MicroVAX 3100 Model 85 95 Operator Information manual If the problem persists use a new tape See the MicroVAX 3100 Model 85 95 Operator Information manual for information on how to clean the drive heads TZK10 TZK11 Quarter Inch Cartridge QIC Tape Drive Problems The data read from the The drive head is dirty QIC tape is corrupted The system cannot write The write protect switch to the QIC
26. kst rgrenzwertklasse A In Wohnbereichen k nnen bei Betrieb dieses Ger tes Rundfunkst rungen auftreten in welchen F llen der Benutzer f r entsprechende Gegenmafinahmen verantwortlich ist Diese Warnung bezieht sich nur auf Ger te des Typs MicroVAX 3100 Modell 85 Attention Ceci est un produit de Classe A Dans un environment domestique ce produit risque de cr er des interf rences radio lectriques il appartiendra alors l utilisateur de prendre les mesures sp cifiques appropri es Cette mise en garde ne s applique qu au MicroVAX 3100 mod le 85 O Digital Equipment Corporation 1994 All Rights Reserved The postpaid Reader s Comments form at the end of this document requests your critical evaluation to assist in preparing future documentation The following are trademarks of Digital Equipment Corporation DEC Digital MicroVAX OpenVMS ThinWire VAX VAX DOCUMENT and the DIGITAL logo All other trademarks and registered trademarks are the property of their respective holders S2610 This document was prepared using VAX DOCUMENT Version 2 1 Contents P ref 1505 oho ioe ee NNUS rb ate wis v 1 Installation Procedure Step 1 Choosing a Suitable Location 1 1 Step 2 Unpacking the System and Identifying the Parts 1 2 Step 3 Connecting the Console Terminal 1 3 Step 4 Connecting the ThinWire Terminator 1 4 Step 5 Connecting the Standard Ether
27. ll not infringe on existing or future patent rights nor do the descriptions contained in this publication imply the granting of licenses to make use or sell equipment or software in accordance with the description Possession use or copying of the software described in this publication is authorized only pursuant to a valid written license from Digital or an authorized sublicensor FCC NOTICE This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Any changes or modifications made to this equipment may void the user s authority to operate this equipment Operation of this equipment in a residential area may cause interference in which case the user at his own expense will be required to take whatever measures may be required to correct the interference Warning This is a Class A product In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures This warning only applies to the MicroVAX 3100 Model 85 Achtung Dieses ist ein Ger t der Fun
28. mode O Bit _diag mode PB Flush Cache Speed NO Memory present B Cache Data debug B Cache Tag Debug O BIT _DEBUG SCSI SCSI Utility SCSI MAP DZ SYNC SYNC Utility ASYNC SCSI option SCSI Opt Utility SCSI MAP Option SHAC number KKKKKKKKK loopback type no ram tests mark not present selftest_r0 selftest rl input _ esr selftest r0 selftest rl LLLI bypass test mask IP csr device num addr controller number Arts controller number ecseexs incr test pattern controller number kk Controller number main mem buf dis flush VIC dis flush BC dis flush PC pass count disable _ device x kik Flags X kkkkkxk Script number KARA kk kk x bypass test bypass test X X kkkkkkkk k print speed mask xXxxxseek mask xxxx X kkkkxkx x start add end add add incr start add end add add incr start add end add add incr seg incr environment environment bypass test environment environment environment environment environment environment bypass test 1 14 Troubleshooting and Diagnosing Problems reset bus time g x util nbr target ID lun addr incr data tst xXx KA AA E AAT KEKKKKKKK RKKKKKKKK KKKKKKKEKK reset Dus time S Fora util nbr target ID lun x addr incr data tst rece continued on next page Figure 1 1 Cont Diagnostic Tests A0 User defined scripts
29. n the serial and model numbers of the system unit and any connected peripheral devices These numbers are usually printed on a label on the back of the device Troubleshooting and Diagnosing Problems 1 25 Figure 4 2 status LED pisplay MLO 0 12035 Status LED Display 4 26 Troubleshooting and piagnosin9 Problems C Cables checking connections 1 13 checking the console terminal cable 1 1 checking the Ethernet cables 1 2 checking the expansion box power cords 1 2 checking the expansion box SCSI cables 1 1 checking the system unit power cord 1 1 checking the terminal power cord 1 1 troubleshooting 1 1 Configuration display error information 1 23 use of 1 22 with errors 1 23 without errors 1 22 Connections checking SCSI terminators 1 2 checking standard Ethernet loopback connector 1 2 checking ThinWire Ethernet terminator 1 2 Console security feature 1 9 Console terminal checking cable 1 1 checking power cord 1 1 turning off 1 1 turning on 1 2 Index D Device mnemonics 1 22 Device status 1 22 Diagnostic commands 1 9 to 1 24 Diagnostic tests 1 9 to 1 24 Diagnostic tests and utilities 1 13 listing 1 13 not applicable 1 15 option cards 1 15 optional parameters 1 16 running 1 16 typical error display 1 17 Digital services contacting 1 25 E Error display use of 1 24 Error information in configuration display 1 23 Ethernet checking cable 1 2 Expansion boxes additi
30. net Loopback p CORBHeCtoP cere eats beue SCIRE Sea QE CE E es 1 5 Step 6 Connecting the Power Cord 1 6 Step 7 Turning on the Console Terminal and System Unit 1 7 Step 8 Checking the Power Up Test Results 1 8 Step 9 Connecting the System to a Network 1 10 Step 10 Connecting External Options to the System 1 10 Step 11 Booting the Operating System 1 10 Figures 1 1 Successful Power Up Test Screen 1 8 1 2 Unsuccessful Power Up Test Screen with an Error REDON ire ws BOR eek ad ax CAM reddo Ver n 1 9 Preface This manual describes how to install and test the MicroVAX 3100 Model 85 and Model 95 It also refers to information on connecting the system to a network connecting external options to the system and booting the operating system Audience This manual is intended for anyone who wants to install the MicroVAX 3100 Model 85 95 It is written for both experienced and inexperienced users Structure of This Manual The procedure for installing the MicroVAX 3100 Model 85 95 is presented in only one chapter Each section in the chapter represents a major step in the procedure and contains detailed instructions to follow Additional Information See the MicroVAX 3100 Model 85 95 Operator Information manual for the list of related documents Conventions The following conventions are used in this manual Convention De
31. on 1 22 checking power cord 1 2 checking SCSI cables 1 1 turning off 1 1 turning on 1 2 Index 1 F Fan troubleshooting 1 3 Field Services See Digital services L Loopbacks checking 1 1 checking connections 1 2 standard Ethernet 1 1 O Operating system software troubleshooting 1 3 p Peripherals turning off 1 1 turning on 1 2 Power cord troubleshooting 1 3 Power up error messages 1 18 to 1 21 Memory Count Pages test failure 1 20 Memory Setup CSRs test failure 1 19 No_Memory_Present test failure 1 21 SYNC test failure 1 18 Power up display troubleshooting 1 3 Power up tests 1 22 Halt action variables 1 10 minor errors 1 11 severe errors 1 11 successful display 1 10 1 11 unsuccessful display 1 11 1 12 use of 1 10 Index 2 Privileged console mode 1 9 R RRD43 compact disc drive 1 5 eject button fault 1 5 troubleshooting 1 4 RRD43 compact disc drive troubleshooting 1 4 RX26 disk format error 1 8 diskette drive 1 7 diskette insertion error 1 8 eject error 1 8 head cleaning 1 8 troubleshooting 1 7 write protect error 1 8 RZ series SCSI disk drive 1 8 drive not functional 1 8 not on configuration display 1 8 troubleshooting 1 8 S SCSI device names 1 22 SCSIIDs 1 22 SCSI terminators 1 2 Security password 1 9 SHOW CONFIG command use of 1 22 SHOW ERROR command use of 1 24 Standard Ethernet 1 2 Status LED display 1 25 location
32. ons made to this equipment may void the user s authority to operate this equipment Operation of this equipment in a residential area may cause interference in which case the user at his own expense will be required to take whatever measures may be required to correct the interference Digital Equipment Corporation 1994 All Rights Reserved The postpaid Reader s Comments form at the end of this document requests your critical evaluation to assist in preparing future documentation The following are trademarks of Digital Equipment Corporation Digital MicroVAX OpenVMS RX ThinWire VAX VAX DOCUMENT and the DIGITAL logo All other trademarks and registered trademarks are the property of their respective holders 82613 This document was prepared using VAX DOCUMENT Version 2 1 PIOTACO ooo oo uut kd ee eine assedi Contents 1 Troubleshooting and Diagnosing Problems Examples 1 1 1 2 1 3 1 4 Troubleshooting vc duree Roe e os etw ow OES Using the Troubleshooting Table Diagnostic Tests and Commands Power Up Tests sensorin ama or OMEN Diagnostic Tests and Utilities Power Up Error Messages ees Configuration Display leen Error Display eoa eut ewe a oo ORC aces Contacting Digital Services 0085 SYNC Test Failure Memory Setup CSRs Test Failure Memory Count Pages Test Failure No Memor
33. orrectly contact your Digital services representative Set the system defaults as described in the OpenVMS Factory Installed Software User Information document then try to boot the system again If the system still fails to boot contact your Digital services representative continued on next page Table 1 1 Cont Basic Troubleshooting Symptom Possible Cause RRD43 Compact Disc Drive Problems The drive does not accept the disc The eject button fails to release the disc tray The disc is upside down in the tray or it is not placed correctly in the tray A disc is already present The eject button is disabled by software The system does not have power The RRD43 compact disc drive is faulty Suggested Solution Remove the disc from the tray and reinsert it properly Remove the disc and replace it with a new one Reenable the eject button or manually release the disc tray Set the system unit on off switch to the on position and press the eject button again If you want to release the disc tray manually see MicroVAX 3100 Model 85 95 Operator Information for instructions If the problem persists contact your Digital services representative continued on next page Troubleshooting and Diagnosing Problems 1 5 Table 1 1 Cont Basic Troubleshooting Symptom TZ30 Tape Drive Problems The TZ30 green LED flashes rapidly The TZ30 does not operate The operate le
34. oubleshooting and Diagnosing Problems 1 23 1 3 5 Error Display You can use the error display to display certain errors detected during the last power up test or diagnostic utility To see the error display enter the following command gt gt gt SHOW ERROR The system responds with a display similar to the following 001 CPU BD 0000 B Cache Test 35 Subtest 33 Loop sub 27 Error type FF NVAX Test 54 Subtest 00 Loop sub 01 Error type FF 001 DZ 0030 010 0001 00000031 00000020 00000000 00000002 00000000 0000F1F0 Test E4 Subtest 02 Loop sub 00 Error type FF 22 020 COMM 0112 005 0014 001E001E 0F0F0311 01010002 00000000 0008001E 80000002 00000000 Write down this information before you contact your Digital services representative 1 24 Troubleshooting and Diagnosing Problems 1 4 Contacting Digital Services Warning Only authorized service personnel should service the MicroVAX 3100 Model 85 95 If you have followed the procedures in this chapter but the problem remains unsolved your Digital services representative can help you Before you place your call follow these steps 1 Write down a description of the problem including the error messages and the number of the tests or utilities that failed 2 Look at the status LED display on the back of the system unit and write down the numbers of the LEDs that are lit see Figure 1 2 List the steps you took to correct the problem as well and their results 4 Write dow
35. ptom System Problems The system unit fan is off or the power light is off The power up display does not show after 20 seconds Possible Cause The power cord is not connected The power cord may be faulty The power socket may not be working The system breaker or wall outlet may have blown The overload protection circuitry of the power supply may have shut down because of an abnormal condition on the power line The power supply unit PSU is faulty The terminal cable is not correctly connected The terminal cable is not connected to the correct MMJ port The power cord is not connected The power cord may be faulty The wall outlet may not be working The terminal fuse may have blown The terminal settings may be incorrect Suggested Solution Make sure that all the power cords are connected correctly at both ends Try a known good power cord or test the power socket with an appliance that works Turn the system off and then turn it back on Contact your Digital services representative Make sure that all the cables are connected at both ends Check the MMJ port to which the terminal cable is connected If this port is not MMJ port 3 remove the terminal cable and connect it to MMyJ port 3 Make sure that all the power cords are connected correctly at both ends Try a known good power cord or test the power socket with an appliance that works Replace the blown terminal fuse
36. scription MONOSPACE type Text displayed on the screen is shown in monospace type italic type Italic type emphasizes important information and indicates the complete titles of manuals Note A note contains information that is of special importance to the user vi 1 Installation Procedure This chapter shows you step by step how to install the MicroVAX 3100 Model 85 95 Step 1 Choosing a Suitable Location Follow these guidelines when you choose where to place the system unit Place the system unit where the room temperature is between 10 C and 40 C 50 F and 104 F and the humidity is between 10 and 90 Place the system unit at least 1 metre 3 feet from heaters photocopying machines or other operating equipment Place the system unit in a well ventilated location Place the system unit on a work surface which is raised above the floor Keep the air vents on either side of the system unit clear Do not place the system unit on its side Do not expose the system unit to direct sunlight or abrasive particles Note A console terminal is required for this installation but is not supplied with the system You can order one from your Digital sales representative Installation Procedure 1 1 Step 2 Unpacking the System and Identifying the Parts Unpack the system Make sure that you have all the parts listed on the packing slip The following loose piece accessory kit is shipped with all basic sy
37. stems If you do not have all the parts listed contact your Digital Sales representative RE ENO6058A 91 System Unit DEC423 Terminal Cable BC16E 25 One ThinWire Ethernet T Connector H8223 and Two Terminators H8225 Standard Ethernet Loopback Connector 12 22196 01 RS232 to DEC423 Adapter H8575 A Power Cord Documentation and Software Licenses 1 2 Installation Procedure Step 3 Connecting the Console Terminal 1 Connect one end of the terminal cable to modified modular jack MMJ port 3 2 Connect the other end of the terminal cable to a DEC423 MMJ communications port on the console terminal If your terminal has only RS232 ports use the RS232 to DEC423 adapter H8575 A to provide an MMJ port on the terminal 3 If you want remove the label covering MMJ ports 0 and 1 t 0903 i Le o ms MLO 012030 Q Terminal Cable amp Label Installation Procedure 1 3 i 1 3 a ge ls 2 CM 2 w ie OPA Ni A eG waren Sage sU Lk E i a gi ts 4 4 installation Procedure M sS Fa 3 o pens 20 EL ie Ci si E installation procedure step 9 Connecting the power Cord is in the off O position ML O 012035 4 9 installation procedure Step 7 Turning on the Console Terminal and System Unit 1 Turn on the console terminal Wait until it completes its power up test See the terminal documentation for more information
38. tape is in the write protect position The system cannot read The QIC tape may be from or write to the QIC faulty tape Clean the drive head See the MicroVAX 3100 Model 85 95 Operator Information manual Remove the QIC tape reset the switch and try to write to the QIC tape again If the problem persists contact your Digital services representative Remove the QIC tape If the amber LED turns off when you remove the QIC tape the tape is probably faulty Try a different QIC tape If the amber LED stays on or if the problem persists contact your Digital services representative continued on next page Troubleshooting and Diagnosing Problems 1 7 Table 1 1 Cont Basic Troubleshooting Symptom Possible Cause RX 26 Diskette Drive Problems The system cannot read from or write to the diskette The system can read from but cannot write to a diskette The diskette does not eject The diskette is not formatted The diskette is not correctly inserted The diskette is faulty The diskette drive is faulty The diskette density is incorrect The diskette drive head may be dirty The write protect switch is in the write protect position The diskette is incorrectly positioned in the drive RZ Series SCSI Disk Drive Problems An installed drive does not work The Configuration display does not show a SCSI device Two SCSI identifiers are set to the same number Drive c
39. ver does not slide The operate lever does not lock The tape does not load The system cannot write to the tape The data read from the tape cartridge is corrupted The tape does not eject Possible Cause The drive mechanism is faulty or the tape cartridge is damaged The drive does not contain a tape cartridge The tape cartridge is in use The tape cartridge is not inserted correctly The write protect switch is in the write protect position The tape drive head may be dirty The tape is not rewound The operate lever is in the lock position 1 6 Troubleshooting and Diagnosing Problems Suggested Solution Press and release the unload button to clear the fault If the LED continues to flash do not try to remove the tape cartridge or use the tape drive Contact your Digital services representative Insert the tape cartridge and slide the lever from the UNLOCK to the LOCK position Wait for the green LED to turn on and try again If the problem persists do not use the drive Contact your Digital services representative Reinsert the tape cartridge If the problem persists contact your Digital services representative Press and release the unload button Wait for the green LED to turn on before sliding the lever and removing the tape If the LED flashes contact your Digital services representative If the write protect LED is on remove the tape reset the switch and try writ
40. y Present Test Failure 9 0 9 0 0 0 0 0 0 0 0 0 1 18 1 19 1 20 1 21 Figures 1 1 Diagnostic TestBi reni hi 1 13 1 2 Status LED Display L bi 1 26 Tables 1 1 Basic Troubleshooting leere 1 3 1 2 Option Card Tests 0 ccc ec ec ee ee 1 15 1 3 MicroVAX 4000 100A 105A Tests 1 16 Preface This manual describes the troubleshooting procedures and diagnostic commands that you can use to solve basic problems with the MicroVAX 3100 Model 85 and Model 95 systems Audience This manual is intended for people who have some experience with computers Structure of This Manual This manual presents the information you need for solving basic problems with the MicroVAX 3100 Model 85 95 system in one chapter Use the sections in the order presented starting with Section 1 1 Troubleshooting when solving a problem with your system You can follow up with diagnostic testing or by contacting Digital services for support as described in Section 1 3 and Section 1 4 Additional Information See the MicroVAX 3100 Model 85 95 Operator Information manual for the list of related documents Conventions The following conventions are used in this manual Convention Description MONOSPACE type Text displayed on the screen is shown in monospace type italic type Italic type emphasizes important information and indicates the complete titles of manuals Note A note cont
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