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BELL LABS INNOVATIONS Lucent Technologies 3B21D Routine Maintenance Tasks

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3B21D
Computer
Routine
Maintenance
Tasks
254-303-101
Issue
3
April
1999

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Summary of Contents for BELL LABS INNOVATIONS Lucent Technologies 3B21D

  • Page 1 3B21D Computer Routine Maintenance Tasks 254-303-101 Issue April 1999...
  • Page 2 Copyright © 1999 Lucent Technologies. Rights Reserved. This information product (IP) protected copyright laws United States other countries. reproduced, distributed, altered fashion entity within outside Lucent Technologies, except accordance with applicable agreements, contracts, licensing, without express written consent Customer Training Information Products organization...
  • Page 3 Support Telephone Numbers Information Product Support Telephone Number: report errors nontechnical questions about this other produced Lucent Technologies, call 1–800–645–6759. Technical Support Telephone Number: initial technical assistance, call North American Regional Technical Assistance Center (NARTAC) 1–800–225–RTAC (1–800–225–7822). further assistance, call Customer Technical Assistance...
  • Page 5 Doing? Title: 3B21D Computer Routine Maintenance Tasks Identification No.: 254-303-101 Issue Revised: Date: September 1999 Lucent Technologies welcomes your feedback this information product (IP). Your comments great value helping improve IPs. Please rate effectiveness this following areas: Excellent Good Fair Poor Applicable /////////////////////...
  • Page 6 --------------------------------------------------------------------------------------------Do Cut—Fold Here Tape ---------------------------------------------------------------------------------------- NO POSTAGE NECESSARY IF MAILED IN THE UNITED STATES BUSINESS REPLY MAIL FIRST CLASS PERMIT NO. 1999 GREENSBORO, N.C. POSTAGE WILL BE PAID BY ADDRESSEE DOCUMENTATION SERVICES 2400 Reynolda Road Winston-Salem, NC 27199-2029...
  • Page 7 Contents About This Information Product xiii Purpose xiii Audience xiii Reason Reissue This Information Product Conventions Used Safety Labels Related Information Products xxii Comment This Information Product xxiii Maintenance Philosophy Preventive Maintenance Schedule Introduction Assumptions Preventive Maintenance Clean Digital Audio Tape (DAT) Drive...

  • Page 8: Table Of Contents

    Contents Clean Model Assembly Procedure Clean Model Assembly Procedure Fuse Data Introduction Fuse Data Illustrations Install Model Paper Procedure Install Model Paper Procedure Load 9-Track Tape into KS-23909,L10 Tape Drive 10-1 Introduction 10-1 Automatic Tape Loading Procedure 10-1 Manual Tape Loading Procedure 10-2...
  • Page 9 Contents Load 9-Track Tape into KS-23909,L21 Tape Drive 11-1 Procedure 11-1 Perform System Demand Diagnostics 12-1 Introduction 12-1 Procedures 12-2 Remove 9-Track Tape from KS-23909,L10 Tape Drive 13-1 Procedure 13-1 Remove 9-Track Tape from KS-23909,L21 Tape Drive 14-1 Procedure 14-1 Replace Model Ribbon...
  • Page 10 Contents Test Processor Cabinet Alarms 17-1 Introduction 17-1 Procedure 17-3 Verify Operator Interface 18-1 Introduction 18-1 Procedure 18-2 Verify Test 3B21D Computer KS-23884,L1 Unit Alarms 19-1 Procedure 19-1 Verify Processor Power Cooling Units 20-1 Introduction 20-1 Procedure 20-2 Glossary GL-1 Index IN-1 Issue...
  • Page 11 Figures About This Information Product Sample Subprocedure Bypassing xviii Clean Digital Audio Tape (DAT) Drive 2-1. Drive – Front View Clean Model Assembly 5-1. Model Ribbon Threading 5-2. Model Ribbon Threading 5-3. Removing Ribbon Slack 5-4. Aligning Ribbon Drive Blade 5-5.
  • Page 12 Figures 6-9. Model Paper Separator 6-10. Model Paper Tractors 6-11. Model Paper Lock Levers 6-12. Model Paper Alignment 6-10 6-13. Model Paper Edge Reference Marks 6-10 6-14. Model Wire Feed Guide 6-11 6-15. Model Indicator 6-12 6-16. Model Control Panel Buttons 6-13 Fuse...
  • Page 13 Figures 9-8. Model Wire Feed Guide 9-9. Model Indicator 9-10. Model Control Panel Buttons Replace Model Ribbon 15-1. Model Ribbon Threading 15-2 15-2. Removing Ribbon Slack 15-3 15-3. Aligning Ribbon Drive Blade 15-3 Replace Model Ribbon 16-1. Access Cover Tabs Location 16-1 16-2.
  • Page 15 Tables About This Information Product Lucent Technologies Documentation xxii Maintenance Philosophy Preventive Maintenance Schedule 1-1. Preventive Scheduled Maintenance 1-2. Unscheduled Maintenance Perform System Demand Diagnostics 12-1. Supplementary Diagnostic Phases (MML) 12-3 12-2. Supplementary Diagnostic Phases (PDS) 12-4 12-3. Supplementary Diagnostic Phases (MML) 12-7...
  • Page 16 Tables Verify Operator Interface 18-1. Display Pages Corresponding Commands 18-3 18-2. Model Option List 18-7 18-3. Model Default Settings Options List 18-12 Verify Processor Power Cooling Units 20-1. Power Unit Locations 20-2 20-2. Power Units Associated Switch Location 20-5 Issue April 1999...
  • Page 17 About This Information Product Purpose Routine Maintenance Tasks information product (IP) that provides routine maintenance procedures used maintain Lucent Technologies 3B21D computer. procedures range from cleaning printers tape drives verifying processor power cooling units. maintenance philosophy preventive maintenance schedule also provided.
  • Page 18 Routine Maintenance Tasks About This Information Product Reason Reissue This being reissued incorporate information 3B21D computers bring into compliance with Lucent Technologies documentation standards. reasons reissue follows: ‘‘About This Information Product,’’ — change Customer Information Product Information Product. — update ‘‘Reason Reissue’’...
  • Page 19 Routine Maintenance Tasks About This Information Product This Information Product General This composed independent chapters reference information. Each chapter contains procedures accomplishing tasks. Each chapter also contain supplementary procedures clearing faults uncovered while performing primary task. such cases, these supplementary procedures referenced from...
  • Page 20 Routine Maintenance Tasks About This Information Product Users This section intended those users familiar with Task Oriented Practice (TOP) documentation. unfamiliar with TOP, skip this section. This same purpose replaces. contains procedures perform routine maintenance 3B21D computer. structure been changed make finding using...
  • Page 21 Routine Maintenance Tasks About This Information Product Using Procedures This procedures this easy both experienced inexperienced user. Steps requiring more complicated action have ‘‘subprocedures’’ that provide detailed instructions. know how, perform action described main procedure step, skip ‘‘bypass’’) subprocedure steps, continue next main...
  • Page 22 Routine Maintenance Tasks About This Information Product 1. Verify mate moving head disk (MHD). 2. Check MHD light-emitting diodes (LEDs). 3. If in service, remove MHD from service. REMOVE 1G-BYTE MHD FROM SERVICE PROCEDURE: 3.1. At MHD under test, operate ROS/RST switch to ROS position. Double bold lines indicate start of Response: The Green ROS LED lights.
  • Page 23 Routine Maintenance Tasks About This Information Product Conventions Used Command, Filename, Display Notations input messages contained this listed both Program Documentation Standard (PDS) Man-Machine Language (MML) format. example, step instructing user enter input message system would include both formats follows: PDS, enter VFY:MHD b !
  • Page 24 Routine Maintenance Tasks About This Information Product vertical between words argument command line indicates that arguments selected. ← identified your keyboard Return, Enter, bent arrow referred Return key. Occasionally, representations this Return will boxed; example, Return There implied Return each command menu response...
  • Page 25 Routine Maintenance Tasks About This Information Product Safety Labels Safety labels reminders used assure safety personnel minimize service interruptions, loss data, damage equipment, products, software. Three types safety labels used Lucent Technologies documentation. three types, descending order priority, follows: 1. DANGER indicates presence hazard...
  • Page 26 Routine Maintenance Tasks About This Information Product Related Information Products Table lists number Select Code Lucent Technologies supporting 3B21D computer. with Select Codes have been converted nine-digit numbers. Table Lucent Technologies Documentation Select Title Number Code 254-303-100 3B21D Computer Growth/Retrofit Tasks 254-303-101 3B21D...
  • Page 27 Routine Maintenance Tasks About This Information Product Comment This Information Product Lucent Technologies welcomes your comments this Your comments will improving quality usefulness Lucent Technologies documentation. Please Feedback Form provided front this Feedback Form missing, mail your comments following address: Lucent Technologies Customer...
  • Page 29 Maintenance Philosophy Preventive Maintenance Schedule Contents Introduction Assumptions Preventive Maintenance 254-303-101 Issue April 1999...
  • Page 31 Maintenance Philosophy Preventive Maintenance Schedule Introduction Maintenance this information product (IP) limited procedures replacing easily identifiable faulty circuit packs power units. some instances, trouble-locating procedure (TLP) options used routine diagnostic tests. these instances, when diagnostics fail, output message will list causes fault with...
  • Page 32 Routine Maintenance Tasks Maintenance Philosophy Preventive Maintenance Schedule Operation terminal include mode changing, page manipulation, message conventions. Tagging faulty circuit packs with office location, cabinet frame number, mounting location, diagnostic phase test that failed, date removed. test equipment functioning properly. replacement unit circuit...
  • Page 33 Routine Maintenance Tasks Maintenance Philosophy Preventive Maintenance Schedule Table 1-1. Preventive Scheduled Maintenance Task Chapter Frequency Clean Digital Audio Tape (DAT) Drive After hours operation monthly, whichever comes first Clean KS-23909,L10 9-Track Tape Drive After hours operation monthly, whichever comes first Clean KS-23909,L21...
  • Page 34 Clean Digital Audio Tape (DAT) Drive Contents Procedure 254-303-101 Issue Revised: September 1999...
  • Page 36 Clean Digital Audio Tape (DAT) Drive Procedure following procedure clean digital audio tape (DAT) drive components: Refer your drive cleaning schedule appropriate cleaning times. should have schedule based following: Clean after hours operation monthly, whichever comes first. Clean when front panel indicators show...
  • Page 37 Routine Maintenance Tasks Clean Digital Audio Tape (DAT) Drive Ordering site intuitive, only experienced online shoppers should attempt order using site. order from site, ‘‘HP Business Store’’ ‘‘HP Commerce Center.’’ After clicking ‘‘HP Business Store,’’ enter C5709A (part number) ‘‘Quick Search’’...
  • Page 38 Routine Maintenance Tasks Clean Digital Audio Tape (DAT) Drive Remove cartridge currently loaded drive). REMOVE PROCEDURE: WARNING: protect media, always remove cartridge tape before turning power drive. 3.1. Press UNLOAD button drive. cartridge unload sequence completes follows: tape rewinds beginning partition (BOP) Partition...
  • Page 39 Routine Maintenance Tasks Clean Digital Audio Tape (DAT) Drive Develop local procedure, such keeping logbook using label C5709A, track number times each cleaning cartridge been used. date usage should recorded provide history use. NOTE: The HP C5709A label that used tracking number times...
  • Page 41 Clean KS-23909,L10 9-Track Tape Drive Contents Procedure 254-303-101 Issue April 1999...
  • Page 43 Clean KS-23909,L10 9-Track Tape Drive Procedure following procedure clean Storage (STK) (KS-23909,L10) 9-track tape drive components. tape drive should cleaned after hours operation monthly, whichever comes first. Obtain required cleaning supplies, including: Lint-free cloth (#94211400-LMSI) equivalent Foam swabs (#12218463-LMSI) equivalent Cleaning solution percent...
  • Page 44 Routine Maintenance Tasks Clean KS-23909,L10 9-Track Tape Drive Remove tape reel loaded). REMOVE KS-23909,L10 9-TRACK TAPE REEL PROCEDURE: 3.1. tape unit off-line pressing RESET button. diagnostic mode, press DIAG button.) 3.2. Depending what displayed, perform following: beginning tape displayed, press RWD/UNL button.
  • Page 45 Routine Maintenance Tasks Clean KS-23909,L10 9-Track Tape Drive Using tape cleaning solvent, foam swabs, lint-free cloth, clean tape drive components. CLEAN KS-23909,L10 9-TRACK TAPE DRIVE COMPONENTS PROCEDURE: 5.1. Clean read/write head assembly. Remove traces dirt oxide wiping recording surface same direction tape moves...
  • Page 46 Routine Maintenance Tasks Clean KS-23909,L10 9-Track Tape Drive After components dry, load tape reel. LOAD KS-23909,L10 9-TRACK TAPE REEL PROCEDURE: 6.1. power off, restore power tape drive wait power-on sequence. 6.2. Ensure that either write-enable ring installed tape reel permit writing removed prevent...
  • Page 47 Clean KS-23909,L21 9-Track Tape Drive Contents Procedure 254-303-101 Issue April 1999...
  • Page 49 Clean KS-23909,L21 9-Track Tape Drive Procedure following procedure clean (KS-23909,L21) 9-track tape drive components. tape drive should cleaned after hours operation monthly, whichever comes first. Obtain required cleaning supplies, including: Lint-free cloth (#94211400-LMSI, Valley Forge, equivalent Foam swabs (#12218463-LMSI, Valley Forge, equivalent Cleaning...
  • Page 50 Routine Maintenance Tasks Clean KS-23909,L21 9-Track Tape Drive Remove tape reel loaded). REMOVE KS-23909,L21 9-TRACK TAPE REEL PROCEDURE: 3.1. Take tape unit off-line pressing LINE button. 3.2. Press REW/UNLD button. 3.3. Wait indicator display. TAPE 3.4. Open tape loading door. NOTE: open door...
  • Page 51 Routine Maintenance Tasks Clean KS-23909,L21 9-Track Tape Drive Using tape cleaning solvent, foam swabs, lint-free cloth, clean tape drive components. CLEAN KS-23909,L21 9-TRACK TAPE DRIVE COMPONENTS PROCEDURE: 5.1. Clean read/write head assembly. Remove traces dirt oxide wiping recording surface same direction tape moves...
  • Page 52 Routine Maintenance Tasks Clean KS-23909,L21 9-Track Tape Drive After components dry, load tape reel. LOAD KS-23909,L21 9-TRACK TAPE REEL PROCEDURE: 6.1. Open loading door. 6.2. Slide tape reel, with free right, over center supply until rollers retain reel. 6.3. Manually thread tape following...

  • Page 53: Clean Model 577 Rop Assembly

    Clean Model Assembly Contents Procedure 254-303-101 Issue April 1999...
  • Page 55 Clean Model Assembly Procedure following procedure clean Model receive-only printer (ROP): Obtain needed cleaning supplies, including: Vacuum cleaner with soft brush attachment Lint-free cloth Mild, nonabrasive detergent solution. Take off-line pressing LINE button. Response: message appears display window. OFFLINE Open cover ROP.
  • Page 56 Routine Maintenance Tasks Clean Model Assembly Remove ribbon. REMOVE MODEL RIBBON PROCEDURE: 7.1. Referring lower close-up view Figure 5-1, disengage ribbon from vertical rectangular notches ribbon guides immediate right left sides print head. Figure 5-1. Model Ribbon Threading 7.2. Remove ribbon from striking...
  • Page 57 Routine Maintenance Tasks Clean Model Assembly Using vacuum cleaner with soft brush attachment, thoroughly clean carriage remove debris. Install ribbon. INSTALL MODEL RIBBON PROCEDURE: 9.1. Unbox ribbon cartridge, remove discard plastic wrapping. folded plastic glove included protect your hand from smears while installing...
  • Page 58 Routine Maintenance Tasks Clean Model Assembly Figure 5-2. Model Ribbon Threading Figure 5-3. Removing Ribbon Slack Issue April 1999 254-303-101...
  • Page 59 Routine Maintenance Tasks Clean Model Assembly Cross-Shaped Hole in Bottom of Cartridge Figure 5-4. Aligning Ribbon Drive Blade 9.6. Turn ribbon advance knob clockwise, shown curved arrow cartridge (Figure 5-3), until slack ribbon removed ribbon aligns itself striking area between print head shiny...
  • Page 60 Routine Maintenance Tasks Clean Model Assembly Install paper into ROP. INSTALL PAPER MODEL PROCEDURE: 11.1. Ensure that off-line state. Figure 5-5. does appear display window, press LINE OFFLINE button. Response: message appears display OFFLINE window. POWER Display Window ON LINE ALARM PRINT MENU...
  • Page 61 Routine Maintenance Tasks Clean Model Assembly Paper Exiting Printer Paper Entering Printer Figure 5-6. Paper Path Bottom Feed, Rear Exit Paper Select Lever Shown in Rear Position (Tractor Drive Position) Figure 5-7. Routing Bottom Feed Paper 11.6. Lower paper bail over paper.
  • Page 62 Routine Maintenance Tasks Clean Model Assembly Tractor Lever Figure 5-8. Tractor Lever Lock Position Figure 5-9. Tractor Lever Loose Position Issue April 1999 254-303-101...
  • Page 63 Routine Maintenance Tasks Clean Model Assembly 11.8. Open covers main tractors, install paper that perforations along edges paper over tractor pins. Figure 5-9. necessary, turn tension adjustment wheel align tractor pins with perforations paper. Figure 5-10. Paper Tension Adjustment Wheel Figure 5-10.
  • Page 64 Routine Maintenance Tasks Clean Model Assembly 11.10. ‘‘Top Form’’ function pressing holding RESET button while pressing TEAR FORM button control panel. NOTE: ‘‘Top Form’’ function works only attribute field enabled. STOP! HAVE COMPLETED THIS PROCEDURE. 5-10 Issue April 1999 254-303-101...

  • Page 65: Clean Model 602 Rop Assembly

    Clean Model Assembly Contents Procedure 254-303-101 Issue April 1999...
  • Page 67 Clean Model Assembly Procedure following procedure clean Model receive-only printer (ROP): Obtain needed cleaning supplies, including: Vacuum cleaner with soft brush attachment Lint-free cloth Mild, nonabrasive detergent solution. Deselect pressing SEL/MENU button. Response: lamp extinguishes. Open cover ROP. Remove paper from ROP.
  • Page 68 Routine Maintenance Tasks Clean Model Assembly Remove ribbon. REMOVE MODEL RIBBON PROCEDURE: 7.1. Verify that POWER switch OFF. 7.2. CAUTION: print head hot. necessary, wait minutes print head cool before continuing next step. Slide print head center carriage shown Figure 6-1.
  • Page 69 Routine Maintenance Tasks Clean Model Assembly 7.3. Grasp ribbon cartridge pull unseat cartridge shown Figure 6-2. Ribbon Shield Knob Figure 6-2. Model Ribbon Cartridge 254-303-101 Issue April 1999...
  • Page 70 Routine Maintenance Tasks Clean Model Assembly Using vacuum cleaner with soft brush attachment, thoroughly clean carriage remove debris. Install ribbon. INSTALL MODEL RIBBON PROCEDURE: 9.1. POWER switch (located left side ROP) OFF. 9.2. Open access cover grasping tabs either tilting back.
  • Page 71 Routine Maintenance Tasks Clean Model Assembly 9.3. Slide print head center carriage shown Figure 6-4. Center Print Head on Platen Figure 6-4. Print Head Position 9.4. Unbox ribbon cartridge, remove discard plastic wrapping. NOTE: sure leave clear plastic ribbon shield ribbon cartridge.
  • Page 72 Routine Maintenance Tasks Clean Model Assembly Ribbon Shield Knob Figure 6-5. Placement Ribbon Cartridge 9.6. Lower front ribbon cartridge over print head until snaps into place shown Figure 6-6. Knob Print Head Figure 6-6. Inserting Ribbon Cartridge 9.7. Turn ribbon advance knob clockwise,...
  • Page 73 Routine Maintenance Tasks Clean Model Assembly Turn power pressing POWER switch Install paper into ROP. INSTALL PAPER MODEL PROCEDURE: 11.1. Ensure that deselected light off). Figure 6-7. deselected, press SEL button. Response: light goes off. PRINT QUALITY UTILITY INLO QUIET FF/LOAD TEAR PARK...
  • Page 74 Routine Maintenance Tasks Clean Model Assembly "Rear" Position Figure 6-8. Model Paper Select Lever Paper Separator Figure 6-9. Model Paper Separator 11.4. Locate tractors. Figure 6-10. 11.5. Pull both lock levers release tractors, swing open tractor covers. Figure 6-11. Position right-hand tractor width...
  • Page 75 Routine Maintenance Tasks Clean Model Assembly Tractors Figure 6-10. Model Paper Tractors Lock Lever Tractor Cover Figure 6-11. Model Paper Lock Levers 11.6. Place stack paper beneath ROP, pull paper through opening between rear cover. Figure 6-12. Place first holes paper each side...
  • Page 76 Routine Maintenance Tasks Clean Model Assembly Paper Separator Paper Holes on Pins Figure 6-12. Model Paper Alignment 11.7. Close tractor covers, adjust left tractor properly position edge paper. Figure 6-13. NOTE: reference marks indicate left edge position most common paper sizes.
  • Page 77 Routine Maintenance Tasks Clean Model Assembly 11.9. Adjust right tractor allow paper holes centered pins. CAUTION: paper stretched tight left loose, ROP. 11.10. Lock right tractor place pushing back lock lever. 11.11. Close rear cover, swing wire feed guide over rest pull-up roller...
  • Page 78 Routine Maintenance Tasks Clean Model Assembly 11.13. baseline Form (TOF) paper indicated line clear plastic paper shield. Figure 6-15 location line. Baseline Figure 6-15. Model Indicator NOTE: must deselected light off) order TOF. 6-12 Issue April 1999 254-303-101...
  • Page 79 Routine Maintenance Tasks Clean Model Assembly 11.14. control panel adjust setting, necessary. Figure 6-16. further down page, press hold SHIFT button while pressing FF/LOAD button advance paper micro increments. further down page, press hold the SHIFT button while pressing button advance paper down...

  • Page 81: Fuse Data

    Fuse Data Contents Introduction Fuse Data Illustrations 254-303-101 Issue April 1999...
  • Page 83 Fuse Data Introduction This chapter contains fuse data fuses located processor cabinet. Figure illustrates label information (View View View J5D003FJ-1 modular fuse filter unit located equipment location (EQL) Fuse Data Illustrations fuse data information includes each column four fuses, name location unit protected...
  • Page 84 Routine Maintenance Tasks Fuse Data PWR A PWR B PWR C PWR D PWR E SPU54 PSSDB PWR E PWR D PWR C PWR B PWR A PWR F PWR G PWR G PWR F MODULAR FUSE PROCESSOR PC20-21/ PC20-21/ CUPS PC10-11 IOPPS...
  • Page 85 Routine Maintenance Tasks Fuse Data PWR A PWR B PWR C PWR D PWR E SPU54 PSSDB PWR E PWR D PWR C PWR B PWR A PWR F PWR G PWR G PWR F MODULAR FUSE PROCESSOR PC20-21/ PC20-21/ CUPS PC10-11 IOPPS...
  • Page 86 Routine Maintenance Tasks Fuse Data PWR A PWR B PWR C PWR D PWR E SPU54 PSSDB PWR E PWR D PWR C PWR B PWR A PWR F PWR G PWR G PWR F MODULAR FUSE PROCESSOR PC20-21/ PC20-21/ CUPS PC10-11 IOPPS...

  • Page 87: Install Model 577 Rop Paper

    Install Model Paper Contents Procedure 254-303-101 Issue April 1999...
  • Page 89 Install Model Paper Procedure following procedure install paper Model receive-only printer (ROP): Ensure that off-line. does appear display window, OFFLINE press LINE button. Figure 8-1. Response: message appears display window. OFFLINE POWER Display Window ON LINE ALARM PRINT MENU CLEAR FIELD FORM ON LINE...
  • Page 90 Routine Maintenance Tasks Install Model Paper Guide edge sheet through slot stand. Feed paper through slot bottom ROP. Figure 8-2. Ensure that paper select lever rear (tractor drive) position (marked with image fanfold paper cover). Figure 8-3. With cover open, raise paper bail...
  • Page 91 Routine Maintenance Tasks Install Model Paper tractor spacing does match paper width, adjust tractors follows. Figures 8-5. Move tractor lever Loose position tractor that moved. Slide tractor appropriate position. Clamp tractor place moving tractor lever Lock position. Tractor Lever Figure 8-4.
  • Page 92 Routine Maintenance Tasks Install Model Paper Open covers main tractors, install paper that perforations along edges paper over tractor pins. Figure 8-3. necessary, turn tension adjustment wheel align tractor pins with perforations paper. Figure 8-6. Paper Tension Adjustment Wheel Figure 8-6.
  • Page 93 Routine Maintenance Tasks Install Model Paper ‘‘Top Form’’ function pressing holding RESET button while pressing TEAR FORM button control panel. NOTE: ‘‘Top Form’’ function works only attribute field enabled. STOP! HAVE COMPLETED THIS PROCEDURE! 254-303-101 Issue April 1999...

  • Page 95: Install Model 602 Rop Paper

    Install Model Paper Contents Procedure 254-303-101 Issue April 1999...
  • Page 97 Install Model Paper Procedure following procedure install paper Model receive-only printer (ROP): Ensure that deselected light off). Figure 9-1. deselected, press SEL button. Response: light goes off. Move paper select lever rear position. Figure 9-2. Grasp front edge paper separator pull access tractors.
  • Page 98 Routine Maintenance Tasks Install Model Paper PRINT QUALITY UTILITY INLO QUIET FF/LOAD TEAR PARK CHARACTER PITCH Micro Feed Micro Feed MENU SHIFT Down EXIT GROUP ITEM PRINT PROP RESET POWER ALARM MENU Figure 9-1. Model Control Panel "Rear" Position Figure 9-2.
  • Page 99 Routine Maintenance Tasks Install Model Paper Paper Separator Figure 9-3. Model Paper Separator Locate tractors shown Figure 9-4. Pull both lock levers release tractors, swing open tractor covers. Figure 9-5. Position right-hand tractor width paper loading. NOTE: movement left tractor limited ensure that...
  • Page 100 Routine Maintenance Tasks Install Model Paper Lock Lever Tractor Cover Figure 9-5. Model Paper Lock Levers Place stack paper beneath ROP, pull paper through opening between rear cover. Place first holes paper each side over tractor pins. Figure 9-6. NOTE: equal number paper...
  • Page 101 Routine Maintenance Tasks Install Model Paper Close tractor covers, adjust left tractor properly position edge paper shown Figure 9-7. NOTE: reference marks indicate left edge position most common paper sizes. Lock left tractor place pushing back lock lever. Reference Marks Lock Lever Tractor Covers...
  • Page 102 Routine Maintenance Tasks Install Model Paper Close rear cover, swing wire feed guide over rest pull-up roller assembly. Figure 9-8. wire feed guide keeps paper from curling back into ROP. Wire Feed Guide Figure 9-8. Model Wire Feed Guide Push FF/LOAD button.
  • Page 103 Routine Maintenance Tasks Install Model Paper Baseline Figure 9-9. Model Indicator NOTE: must deselected light off) order TOF. control panel adjust setting, necessary. Figure 9-10. further down page, press hold SHIFT button while pressing the FF/LOAD button advance paper micro increments.
  • Page 104 Routine Maintenance Tasks Install Model Paper Press to Feed Press to Feed Paper Down Paper Up in Micro in Micro Increments Increments Hold FF/LOAD Micro Feed MENU SHIFT Micro Feed Down EXIT GROUP ITEM POWER ALARM Figure 9-10. Model Control Panel Buttons STOP!

  • Page 105: Load 9-Track Tape Into Ks-23909,L10 Tape Drive

    Load 9-Track Tape into KS-23909,L10 Tape Drive Contents Introduction 10-1 Automatic Tape Loading Procedure 10-1 Manual Tape Loading Procedure 10-2 10-i 254-303-101 Issue April 1999...
  • Page 107 Load 9-Track Tape into KS-23909,L10 Tape Drive Introduction This procedure used load 9-track tape reel into Storage (STK) (KS-23909,L10) tape drive unit. Since tape unit designed automatic threading, necessary manually thread tape except under fault conditions. However, procedure manual loading included following ‘‘Automatic...

  • Page 108: Manual Tape Loading Procedure

    Routine Maintenance Tasks Load 9-Track Tape into KS-23909,L10 Tape Drive Close loading door. Press LD/ONL button unit automatically starts threading process checks that reel inverted. tape threaded take-up spool, tensioned, advanced POINT display should indicate LOCATING followed LOADING When ONLINE and displayed, load POINT...
  • Page 109 Load 9-Track Tape into KS-23909,L21 Tape Drive Contents Procedure 11-1 11-i 254-303-101 Issue April 1999...

  • Page 111: Load 9-Track Tape Ks-23909,L21

    Load 9-Track Tape into KS-23909,L21 Tape Drive Procedure following procedure load 9-track tape reel into Model 88781A (KS-23909,L21) tape drive unit: Ensure that either write-enable ring installed tape reel permit writing removed prevent overwriting existing data, depending tape used. Open loading door.
  • Page 113 Perform System Demand Diagnostics Contents Introduction 12-1 Procedures 12-2 12-i 254-303-101 Issue April 1999...

  • Page 115: Perform System

    Perform System Demand Diagnostics Introduction This chapter contains procedures performing system demand diagnostics. procedures follows: demand diagnostics control unit (CU). demand diagnostics input/output processor (IOP). demand diagnostics disk file controller (DFC version). (See Note.) demand diagnostics disk file controller (DFC version).

  • Page 116: Procedures

    Routine Maintenance Tasks Perform System Demand Diagnostics Procedures demand diagnostics control unit (CU). DEMAND DIAGNOSTICS PROCEDURE: Requirement: must active must standby prior beginning this procedure. active, make active entering following appropriate input messages: MML, enter SW:CU; Response: COMPLETED PDS, enter SW:CU! Response: COMPLETED...
  • Page 117 Routine Maintenance Tasks Perform System Demand Diagnostics Table 12-1. Supplementary Diagnostic Phases (MML) Item Diagnostic Command Check Unit Subunit Phase Type Frequency (Note DEMAND Weekly DGN:CU=0,CC=0:PH=6; DEMAND Weekly DGN:CU=0,CC=0:PH=60; DEX, DEMAND Weekly (Note DGN:CU=0,CC=0:PH=65; DEMAND Monthly (approx. 40-min. test) DGN:CU=0,CC=0:PH=90; MASC DEX, DEMAND...
  • Page 118 Routine Maintenance Tasks Perform System Demand Diagnostics Table 12-2. Supplementary Diagnostic Phases (PDS) Item Diagnostic Command Check Unit Subunit Phase Type Frequency (Note DEMAND Weekly DGN:CU 0,CC 0:PH DEMAND Weekly DGN:CU 0,CC 0:PH DEX, DEMAND Weekly (Note DGN:CU 0,CC 0:PH DEMAND Monthly (approx.
  • Page 119 Routine Maintenance Tasks Perform System Demand Diagnostics 1.2. tests passed (ATP) output message MESSAGE COMPLETE received? If yes continue Step 1.3. If no refer 254-303-102, 3B21D Computer Trouble Clearing Tasks clear trouble. 1.3. Have scheduled demand diagnostics (all Item Nos. Table 12-1 Table...
  • Page 120 Routine Maintenance Tasks Perform System Demand Diagnostics demand diagnostics input/output processor (IOP). DEMAND DIAGNOSTICS PROCEDURE: Requirement maintenance teletypewriter (MTTY) receive-only printer (ROP) must connected both switches must AUTO position port switch equipment location (EQL) 19-186 prior beginning this procedure. Requirement IOPs must active...
  • Page 121 Routine Maintenance Tasks Perform System Demand Diagnostics Table 12-3. Supplementary Diagnostic Phases (MML) Item Unit Phase Diagnostic Command Check (Notes (Note Type Frequency (Notes Note(s) RMV:CU=0; DEMAND Weekly DGN:IOP=0:PH=16,CU=0; RST:CU=0; SW:CU; RMV:CU=1; DEMAND Weekly DGN:IOP=0:PH=16,CU=1; RST:IOP=0; SW:PORTSW; DEMAND Weekly DGN:IOP=1:PH=16,CU=1; RST:CU=1;...
  • Page 122 Routine Maintenance Tasks Perform System Demand Diagnostics Table 12-4. Supplementary Diagnostic Phases (PDS) Item Unit Phase Diagnostic Command Check (Notes (Note Type Frequency (Notes Note(s) RMV:CU DEMAND Weekly DGN:IOP 0:PH 16,CU RST:CU SW:CU! RMV:CU DEMAND Weekly DGN:IOP 0:PH 16,CU RST:IOP SW:PORTSW! DEMAND Weekly...
  • Page 123 Routine Maintenance Tasks Perform System Demand Diagnostics 2.2. output message received? MESSAGE COMPLETE If yes continue Step 2.3. If no refer 254-303-102, 3B21D Computer Trouble Clearing Tasks clear trouble. 2.3. Have scheduled demand diagnostics (all Item Nos. Table 12-3 Table 12-4) been completed...
  • Page 124 Routine Maintenance Tasks Perform System Demand Diagnostics Table 12-5. Supplementary Diagnostic Phases Version (MML) Item Unit Diagnostic Command Check (Note Phase Type Frequency (Note Note(s) VFY:MHD=a; 4,5,6 VFY:MHD=a1; 4,5,6 Execute Item only equipped. VFY:MHD=a2; 4,5,6 Execute Item only equipped. VFY:MHD=a3; 4,5,6 RMV:CU=0;...
  • Page 125 Routine Maintenance Tasks Perform System Demand Diagnostics Table 12-6. Supplementary Diagnostic Phases Version (PDS) Item Unit Diagnostic Command Check (Note Phase Type Frequency (Note Note(s) VFY:MHD 4,5,6 VFY:MHD 4,5,6 Execute Item only equipped. VFY:MHD 4,5,6 Execute Item only equipped. VFY:MHD 4,5,6 RMV:CU DEX,...
  • Page 126 Routine Maintenance Tasks Perform System Demand Diagnostics 3.2. output message received? MESSAGE COMPLETE If yes continue Step 3.3. If no refer 254-303-102, 3B21D Computer Trouble Clearing Tasks clear trouble. 3.3. Have scheduled demand diagnostics (all Item Nos. Table 12-5 Table 12-6) been completed...
  • Page 127 Routine Maintenance Tasks Perform System Demand Diagnostics Table 12-7. Supplementary Diagnostic Phases Version (MML) Item Unit Phase Diagnostic Command Check (Note (Note Type Frequency (Notes Note(s) VFY:MHD=a; 4,5,6 VFY:MHD=a1; 4,5,6 Execute Item only equipped. VFY:MHD=a2; 4,5,6 Execute Item only equipped. VFY:MHD=a3;...
  • Page 128 Routine Maintenance Tasks Perform System Demand Diagnostics Table 12-8. Supplementary Diagnostic Phases Version (PDS) Item Unit Phase Diagnostic Command Check (Note (Note Type Frequency (Notes Note(s) VFY:MHD 4,5,6 VFY:MHD 4,5,6 Execute Item only equipped. VFY:MHD 4,5,6 Execute Item only equipped. VFY:MHD 4,5,6 RMV:CU...
  • Page 129 Routine Maintenance Tasks Perform System Demand Diagnostics 4.3. Have scheduled demand diagnostics (all Item Nos. Table 12-7 Table 12-8) been completed both DFCs using both helper units? If yes continue Step 4.4. If no return Step 4.1. 4.4. STOP! HAVE COMPLETED DEMAND DIAGNOSTICS.
  • Page 130 Routine Maintenance Tasks Perform System Demand Diagnostics Table 12-9. Supplementary Diagnostic Phases (MML) Item Unit Diagnostic Command Check (Note Phase Type Frequency (Notes Install write-enabled tape DEMAND Weekly DGN:MT= a :PH=90; Uninstall tape from Install tape removed Item (write protected) DEMAND Weekly DGN:MT=...
  • Page 131 Routine Maintenance Tasks Perform System Demand Diagnostics 5.3. Have scheduled demand diagnostics (all Item Nos. Table 12-9 Table 12-10) been completed a units? If yes continue Step 5.4. If no return Step repeat Item Nos. through Table 12-9 Table 12-10 each a unit.
  • Page 133 Remove 9-Track Tape from KS-23909,L10 Tape Drive Contents Procedure 13-1 13-i 254-303-101 Issue April 1999...

  • Page 135: Remove 9-Track Ks-23909,L10

    Remove 9-Track Tape from KS-23909,L10 Tape Drive Procedure following procedure remove 9-track tape reel from Storage (STK) (KS-23909,L10) tape drive unit: tape unit off-line pressing RESET button. diagnostic mode, press DIAG button.) Depending what displayed, following: beginning tape displayed, press RWD/UNL button.
  • Page 137 Remove 9-Track Tape from KS-23909,L21 Tape Drive Contents Procedure 14-1 14-i 254-303-101 Issue April 1999...

  • Page 139: Tape From

    Remove 9-Track Tape from KS-23909,L21 Tape Drive Procedure following procedure remove 9-track tape reel from Model 88781A (KS-23909,L21) tape drive unit: Take tape unit off-line pressing LINE button. Press REW/UNLD button. Wait TAPE indicator display. Open tape loading door. NOTE: open door before...

  • Page 141: Rop Ribbon

    Replace Model Ribbon Contents Procedure 15-1 15-i 254-303-101 Issue April 1999...

  • Page 143: Rop Ribbon

    Replace Model Ribbon Procedure following procedure replace ribbon Model receive-only printer (ROP): Disengage ribbon from vertical rectangular notches ribbon guides immediate right left sides print head. lower close-up view Figure 15-1. Remove ribbon from striking area between print head shiny vertical plate next...
  • Page 144 Routine Maintenance Tasks Replace Model Ribbon Holding cartridge position shown Figure 15-1, hook left side ribbon around left ribbon guide right side around right ribbon guide. close-up views Figure 15-1. Thread ribbon into striking area between print head shiny vertical plate next platen...
  • Page 145 Routine Maintenance Tasks Replace Model Ribbon Figure 15-2. Removing Ribbon Slack Cross-Shaped Hole in Bottom of Cartridge Figure 15-3. Aligning Ribbon Drive Blade 15-3 254-303-101 Issue April 1999...
  • Page 146 Routine Maintenance Tasks Replace Model Ribbon Turn ribbon advance knob clockwise, shown curved arrow cartridge (Figure 15-2), until slack ribbon removed ribbon aligns itself striking area between print head shiny vertical plate next platen. ribbon should also align itself notches left right main...
  • Page 147 Replace Model Ribbon Contents Procedure 16-1 16-i 254-303-101 Issue April 1999...
  • Page 149 Replace Model Ribbon Procedure following procedure replace ribbon Model receive-only printer (ROP). Verify that POWER switch (located left side ROP) OFF. Open access cover grasping tabs either tilting back. Figure 16-1. Figure 16-1. Access Cover Tabs Location 16-1 254-303-101 Issue April 1999...
  • Page 150 Routine Maintenance Tasks Replace Model Ribbon CAUTION: print head hot. necessary, wait minutes print head cool before continuing next step. Slide print head center carriage shown Figure 16-2. Center Print Head on Platen Figure 16-2. Print Head Position Grasp ribbon cartridge pull unseat...
  • Page 151 Routine Maintenance Tasks Replace Model Ribbon Unbox ribbon cartridge, remove discard plastic wrapping. NOTE: sure leave clear plastic ribbon shield ribbon cartridge. Holding cartridge position shown Figure 16-4, with knob facing ribbon shield facing platen, grooves either side back ribbon cartridge over pins...
  • Page 152 Routine Maintenance Tasks Replace Model Ribbon Lower front ribbon cartridge over print head until snaps into place shown Figure 16-5. Knob Print Head Figure 16-5. Inserting Ribbon Cartridge Turn ribbon advance knob clockwise, shown curved arrow cartridge, until slack ribbon removed.
  • Page 153 Test Processor Cabinet Alarms Contents Introduction 17-1 Audible Alarms 17-1 Reference 17-2 Procedure 17-3 17-i 254-303-101 Issue April 1999...
  • Page 155 Test Processor Cabinet Alarms Introduction This chapter describes procedure verifying system software alarm signal distributor (SD) points MAJOR MINOR system alarms. NOTE: Clear alarm conditions before proceeding with test procedure described this chapter. Audible Alarms many applications, alarms generated system software alarm points...
  • Page 156 Routine Maintenance Tasks Test Processor Cabinet Alarms Reference following list helpful reference IPs: 254-303-110, 3B20D 3B21D Computers UNIX Operating System Input Messages Manual 3B20D 3B21D Computers UNIX Operating System 254-303-111, Output Messages Manual 254-303-112, 3B20D 3B21D Computers UNIX Operating System Input Messages Manual...
  • Page 157 Routine Maintenance Tasks Test Processor Cabinet Alarms Procedure maintenance teletypewriter (MTTY), enter appropriate input message: MML, enter ORD:SCSD:UNIT=0:DATA,PT=13,OPR=OPERATE; PDS, enter ORD:SCSD;UNIT 0,PT(13),OPR OPERATE! Response: audible MAJOR alarm activated. MTTY, enter appropriate input message: MML, enter ORD:SCSD:UNIT=0:DATA,PT=13,OPR=RELEASE; PDS, enter ORD:SCSD;UNIT 0,PT(13),OPR RELEASE! Response: audible...
  • Page 159 Verify Operator Interface Contents Introduction 18-1 Procedure 18-2 18-i 254-303-101 Issue April 1999...
  • Page 161 Verify Operator Interface Introduction This chapter contains procedure verifying maintenance teletypewriter (MTTY), receive-only printer (ROP), port switch unit. main procedures involved follows: Verify MTTY (inspect, check features, verify video options, check display pages). Verify — Model Model (inspect, check attributes, perform self-tests).
  • Page 162 Routine Maintenance Tasks Verify Operator Interface Procedure Inspect MTTY. INSPECT KS-23996 TERMINAL PROCEDURE: 1.1. terminal ON/OFF power switch OFF. 1.2. Inspect external cabling terminal loose damaged connections. cables damaged and/or connections loose? If yes continue Step 1.3. If no Step 1.4.
  • Page 163 Routine Maintenance Tasks Verify Operator Interface Table 18-1. Display Pages Corresponding Commands Command Page Displayed PAGE INDEX STATUS SUMMARY AREA COMMON PROCESSOR DISPLAY UPDATE OPERATING SYSTEM STATUS PAGE CRAFT CRAFT SYSTEM UPDATE FIELD UPDATE DISK FILE SYSTEM ACCESS INDEX DISK FILE SYSTEM ACCESS...
  • Page 164 Routine Maintenance Tasks Verify Operator Interface POWER Display Window ON LINE ALARM PRINT FIELD MENU CLEAR FORM ON LINE RESET LN FEED FEED QUIET TEAR SET UP LN FEED FORM SET UP SAVE FIELD MENU Figure 18-1. Model Control Panel 4.2.
  • Page 165 Routine Maintenance Tasks Verify Operator Interface Check Model attributes. CHECK MODEL ATTRIBUTES PROCEDURE: 5.1. control panel, press LINE button remove from service place off-line. Figure 18-1. Response: LINE indicator extinguishes, message appears display window. OFFLINE 5.2. Press hold RESET button, then press QUIET/SETUP button...
  • Page 166 Routine Maintenance Tasks Verify Operator Interface 5.8. Step forward through field list pressing FEED button, step backward pressing FEED button. When desired field appears display window, press FORM FEED TEAR FORM button until desired attribute setting (menu item) displayed. Repeat necessary check/change remaining...
  • Page 167 Routine Maintenance Tasks Verify Operator Interface Table 18-2. Model Option List Appears Field Function Menu Item Name Display Window Select user number Emulation mode Emulation 0-00/DEC Emulation level LA210 mode 0-01/LA210 EEPROM store Enable 0-02/Enable Form length Lines 0-10/66 Lines Line spacing 0-12/6...
  • Page 168 Routine Maintenance Tasks Verify Operator Interface Table 18-2. Model Option List (Contd) Appears Field Function Menu Item Name Display Window On-line paper feed Enable 0-Enable Reset TEAR FORM Normal 0-Normal Automatic only 0-80/LF only Automatic only 0-81/CR only code Normal 0-82/Normal dump Normal...
  • Page 169 Routine Maintenance Tasks Verify Operator Interface 6.5. Press hold RESET button, then press QUIET/SETUP button. Response: message appears USER NUMBER display window, indicator lights. 6.6. Press release FEED button repeatedly until display window shows field (test print pattern). 6.7. Press LINE button activate...

  • Page 170: Figure

    Routine Maintenance Tasks Verify Operator Interface Inspect Model ROP. INSPECT MODEL PROCEDURE: 7.1. control panel, press SEL/MENU button. Figure 18-2. Response: indicator extinguishes. PRINT QUALITY UTILITY INLO FF/LOAD PARK QUIET TEAR CHARACTER PITCH Micro Feed Micro Feed MENU SHIFT Down EXIT GROUP ITEM...

  • Page 171: Close The

    Routine Maintenance Tasks Verify Operator Interface 7.9. Close cover lid. 7.10. POWER switch 7.11. Continue Step Check Model attributes. CHECK MODEL ATTRIBUTES PROCEDURE: 8.1. control panel, press hold SHIFT button then press button deselect data received). Figure 18-2. Response: SEL/MENU indicator displays MENU.
  • Page 172 Routine Maintenance Tasks Verify Operator Interface Table 18-3. Model Default Settings Options List Group Item Setting Printer Control Emulation Mode , Epson † Font Print Mode Utility Courier, Gothic, Pitch cpi, cpi, 17.1 cpi, Proportional Spacing No Yes Style Normal Italics Size Single Double Symbol...
  • Page 173 Routine Maintenance Tasks Verify Operator Interface Table 18-3. Model Default Settings Options List (Contd) Group Item Setting Uni-directional bi-directional Set-Up Graphics Receive Buffer Size Line, Paper Override No Yes Print Registration 0.05 Left, 0.10 Left, 0.15 Left, 0.20 Left, 0.25 Left, 0.25 Right,...
  • Page 174 Routine Maintenance Tasks Verify Operator Interface 8.6. After desired Group Item have been selected, press button change setting item. 8.7. Press PRINT button print listing current settings each item, group group. Response: printout should reflect setting changes made. CAUTION: Menu Mode turned without...
  • Page 175 Routine Maintenance Tasks Verify Operator Interface 9.4. Press hold button several seconds then POWER switch font test. Figure 18-2. Response: provides printout containing samples available typefaces. NOTE: simply turns without starting print, LF button held down long enough. 9.5. POWER switch OFF.
  • Page 176 Routine Maintenance Tasks Verify Operator Interface Test port switch scanner-distributor buffer (PSSDB) unit. TEST PSSDB PROCEDURE: 10.1. PSSDB [equipment location (EQL) 45-186], verify that both PSSDB ‘‘A’’ switch ‘‘B’’ switch AUTO position. Figure 18-3. AUTO AUTO Circuit Pack Latch Switch Figure 18-3.
  • Page 177 Routine Maintenance Tasks Verify Operator Interface 10.2. Note which LED, 0 or 1 lighted ‘‘A’’ switch ‘‘B’’ switch. 10.3. terminal, enter appropriate input message: PDS, enter SW:PORTSW! MML, enter SW:PORTSW; Responses: system displays following messages: PORTSW COMPLETED PORTSW COMPLETED MTTY 10.4.
  • Page 178 Routine Maintenance Tasks Verify Operator Interface Test PSSDB ‘‘A’’ switch (terminal switch). TEST PSSDB ‘‘A’’ SWITCH PROCEDURE: 11.1. PSSDB (EQL 45-186), verify that both PSSDB ‘‘A’’ switch ‘‘B’’ switch AUTO position. 11.2. Operate ‘‘A’’ switch 1 position. 11.3. ‘‘A’’ switch light? If yes Step...
  • Page 179 Routine Maintenance Tasks Verify Operator Interface Test PSSDB ‘‘B’’ switch (ROP switch). TEST PSSDB ‘‘B’’ SWITCH PROCEDURE: 12.1. PSSDB (EQL 45-186), verify that both PSSDB ‘‘A’’ switch ‘‘B’’ switch AUTO position. 12.2. Operate ‘‘B’’ switch 1 position. 12.3. ‘‘B’’ switch light? If yes Step...
  • Page 181 Verify Test 3B21D Computer KS-23884,L1 Unit Alarms Contents Procedure 19-1 19-i 254-303-101 Issue April 1999...
  • Page 183 Verify Test 3B21D Computer KS-23884,L1 Unit Alarms Procedure following procedure verify test 3B21D computer control unit (CU) (KS-23884,L1) unit alarms. Locate unit tray controller (FTC) which back cabinet right side equipment location (EQL) 036-006. there light-emitting diodes (LEDs) unit FTC? If yes refer 254-303-102,...
  • Page 185 Verify Processor Power Cooling Units Contents Introduction 20-1 Procedure 20-2 20-i 254-303-101 Issue April 1999...
  • Page 187 Verify Processor Power Cooling Units Introduction This chapter contains procedure verifying processor power cooling units. main procedures follows: Test power converters Processor Units their associated Growth Units, equipped. Check cooling unit filters replace every months. Test power switch function light-emitting diodes (LEDs) processor...
  • Page 188 Routine Maintenance Tasks Verify Processor Power Cooling Units Procedure Test power converters Processor Units their associated Growth Unit, equipped. TEST POWER UNITS PROCEDURE: 1.1. Using digital multimeter, measure voltage test jacks faceplate first item Table 20-1. Table 20-1. Power Unit Locations Test Point...
  • Page 189 Routine Maintenance Tasks Verify Processor Power Cooling Units 1.2. test jacks power unit, does voltage measure between +4.9 +5.1 If yes Step 1.4. If no continue Step 1.3. 1.3. Replace power unit being tested, repeat from Step 1.1. NOTE: 3B21D Computer Trouble Clearing...
  • Page 190 Routine Maintenance Tasks Verify Processor Power Cooling Units 2.2. Open processor cabinet front door expose unit filters four filter retainers. NOTE: types reusable plastic-loop type single-use label type) filter retainers used your unit. Four plastic-loop type (two filter) label type (one filter) retainers...
  • Page 191 Routine Maintenance Tasks Verify Processor Power Cooling Units Test power switch function LEDs processor cabinet. TEST POWER SWITCH FUNCTION LEDs PROCESSOR CABINET PROCEDURE: 3.1. each circuit packs listed Table 20-2, operate ACO-T switch. Table 20-2. Power Units Associated Switch Location Power Power Switch...
  • Page 192 Routine Maintenance Tasks Verify Processor Power Cooling Units 3.4. Return ACO-T switch normal. STOP! HAVE COMPLETED THIS PROCEDURE 20-6 Issue April 1999 254-303-101...
  • Page 193 Glossary ACHI Application Channel Interface. ACO-T Alarm Cutoff-Test. two-position rocker switch. Active. unit currently service. Administrative Module. ASCII American Standard Code Information Interchange. Asynchronous communications method which time intervals between transmitted characters unequal length clock included with transmission. Transmission controlled start stop bits...
  • Page 194 Routine Maintenance Tasks Glossary Beginning Partition. Beginning Tape. more conductors that transmit control signals, data, power. usually acts common connection between several locations. Control/Display. CATP Conditional Tests Passed. Central Control. control circuitry arithmetic logic unit, rotate mask unit, general special registers, maintenance channel,...
  • Page 195 Routine Maintenance Tasks Glossary Central Processing Unit. 32-bit MIPS* R2000A reduced instruction computing (RISC) microprocessor clocked 16.67 MHz. term also refers logical processor consisting three modules. Carriage Return. Craft Interface hardware, firmware, software that allow user access 3B21D computers provide information about status...
  • Page 196 Routine Maintenance Tasks Glossary Demand Exercise. Disk File Controller. unit that controls operation portion disk storage UNIX facility Real-Time Reliable (RTR) operating system. This unit interfaces input/output (IO) channel moving head disk (MHD) drive. DFCA Disk File Controller (UN373 circuit pack).
  • Page 197 Routine Maintenance Tasks Glossary Emergency Action Interface. provides interface between serial data link effecting various manual override functions such ‘‘force on-line,’’ ‘‘stop switch,’’ forth. part maintenance interface. Equipment Configuration Database. database that describes physical logical configurations 3B21D computers peripheral hardware. also contains configuration...
  • Page 198 Routine Maintenance Tasks Glossary Fuse Alarm. Fuse Filter Unit. FOFL Force Off-Line. Flashing Reverse Video. Gigabyte. billion bytes. Generic release hardware software. Grow state unit while being added system (grown). Host Adapter. Host computer system that configured share resources, such disks printers, networked...
  • Page 199 Routine Maintenance Tasks Glossary Identification. IM/OM Input Messages/Output Messages. Information Modification Request. Incore Database database read from disk that resident (incore) machine. Initialization action taken provide system with known good operating configuration. Initialization Level value initialization level counter. severity action taken recover system...
  • Page 200 Routine Maintenance Tasks Glossary LDFT Load Disk from Tape. Light-Emitting Diode. semiconductor that emits visible light. Link entry existing file directory. Low-Level Access. Maintenance Terminal terminal that used exchange maintenance information/commands between maintenance person computer. also referred maintenance cathode tube (MCRT) maintenance teletypewriter...
  • Page 201 Routine Maintenance Tasks Glossary Megabyte. When referring disk drives, megabyte million bytes. When referring main store memory, megabyte bytes (1,048,576 bytes). Microcontrol Microcontroller. portion that controls sequencing microstore decoding microinstructions. provides control signals circuitry. Master Control Center. Maintenance Channel. component that provides serial...
  • Page 202 Routine Maintenance Tasks Glossary Magnetic Tape Controller. MTTY Maintenance Teletypewriter. MTTYC Maintenance Teletypewriter Controller. Magnetic Tape Unit. Applicable. Network hardware software that connect computer systems, permitting electronic communications between systems associated peripherals. Network Protocol Handler. Nontrouble Procedure. This Task Oriented Practice (TOP) data...
  • Page 203 Routine Maintenance Tasks Glossary Service. Page fixed length, 4-kB block that virtual address transferred between main secondary storage. Paging process which programs divided into pages transferred between main secondary. Peripheral Controller. Page Descriptor Entry. Power Distribution Frame. Program Documentation Standard. PECC Product Engineering...
  • Page 204 Routine Maintenance Tasks Glossary Peripheral Unit. Printed Wiring Assembly. flat board made multiple layers that holds chips other electronic components contains conductive pathways between them. Queue waiting list usually consisting processes tasks waiting processor time execute. Random Access Memory. type memory that written...
  • Page 205 Routine Maintenance Tasks Glossary Routine Exercise. RISC Reduced Instruction Computing. microprocessor architecture that implements smaller instruction and, thereby, turns much low-level control machine over software. RISC processor, using only simplest instructions that predominate system kernels object modules, improves performance reducing cycles instruction time...
  • Page 206 Routine Maintenance Tasks Glossary SBUS Small Computer System Interface Bus. Scan Point. Switching Control Center. SCCS Switching Control Center System. SCSD Scan Point Signal Distributor. SCSDC Scan Point Signal Distributor Controller. SCSDOPT record that gives option name SCSD IOP. SCSI Small Computer System...
  • Page 207 Routine Maintenance Tasks Glossary SIMM Single In-line Memory Module. Single-Ended SCSI Receiver/driver design SCSI that allows extremely fast data transfer rates over bus. total length limited meters including wiring cables. This standard SCSI used control disk cartridge tape modules. Storage Module Drive.
  • Page 208 Routine Maintenance Tasks Glossary Trouble Analysis Data. This Task Oriented Practice (TOP) data element provides data (such schematics) that helpful clearing troubles faults. Trouble Analysis Procedure. This Task Oriented Practice (TOP) data element contains procedure clearing specific trouble fault. Trouble-Locating Procedure.
  • Page 209 Routine Maintenance Tasks Glossary ULARP User-Level Automatic Restart Process. UNAV Unavailable. UNEQ Unequipped. Volt-Ohmmeter. VTOC Volume Table Contents. GL-17 254-303-101 Issue April 1999...
  • Page 211 Index CONVA (Continued) 28-052, 20-2 53-052, 20-2 CONVB, 9-track tape 19-060, 20-2 Clean drive, 3-1, 45-060, 20-2 KS-23909,L10, 3-1, 10-1, 13-1 CONVC, KS-23909,L21, 4-1, 11-1, 14-1 19-088, 20-2 Load tape, 10-1, 11-1 45-088, 20-2 Remove tape, 13-1, 14-1 CONVD, 28-088, 20-2 53-088, 20-2...
  • Page 212 Routine Maintenance Tasks Index Display Pages Corresponding Commands, 18-3 input/output processor (IOP), 12-6 Inserting Ribbon Cartridge, 6-6, 16-4 Inspect display pages, 18-2 Inspect KS-23996 terminal, 18-2 19-060, 20-2 Inspect Model ROP, 18-3 19-088, 20-2 Inspect Model ROP, 18-10 28-052, 20-2 Install Model Paper,...
  • Page 213 Routine Maintenance Tasks Index Model Paper Separator, 6-8, Model Paper Tractors, 6-9, Model Control Panel, 6-7, 9-2, 18-10 Model Default Settings Options List, 18-12 Load 9-Track Tape into KS-23909,L10 Tape Model option list, 18-13 Drive, 10-1 Model Ribbon Cartridge, 6-3, 16-2 Load 9-Track...
  • Page 214 Routine Maintenance Tasks Index Power-on sequence, 10-1 cleaning supplies, 5-1, Preventive Maintenance, ribbon cartridge Preventive Scheduled Maintenance, Model 602, 6-3, 16-2 Print Head Position, 6-2, 6-5, 16-2 ribbon threading, PRINT QUALITY button, 18-11 Model 577, 5-2, 15-2 processor cabinet, 20-5 Routing Bottom Feed...
  • Page 215 Routine Maintenance Tasks Index UNLOAD button, Unscheduled Maintenance, Using Procedures This xvii Using Supplementary Procedures, xvii Verify, 18-1 Verify Test 3B21D Computer KS-23884,L1 Unit Alarms, 19-1 Verify Model 577, 18-1 Verify Model ROP, 18-1 Verify Model 602, 18-1 Verify Model ROP, 18-1 Verify...

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