Sun Microsystems Enterprise Tape Library 7/3500 Page 79 Field Service Manual Download

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Chapter 3

Troubleshooting and Fault Isolation

Error Message Entry MAP

See

TABLE B-1

on page 184. Use

test entry MAPs to locate and
debug for particular error code.

Open and close front door and place
system online.

Passed online initialization tests?

See “Diagnostic Test Entry MAP”
on page 53.

See “Online Test Entry MAP” on
page 52.

Yes

Summary of Contents for Enterprise Tape Library 7/3500

Page 1: ... Mountain View CA 94043 USA 415 960 1300 fax 415 969 9131 A Sun Microsystems Inc Business Sun Enterprise Tape Library 7 3500 Field Service Manual Part No 805 1038 10 Revision A July 1997 Sun Microsystems Computer Company ...

Page 2: ...Microsystems Inc 2550 Garcia Avenue Mountain View Californie 94043 1100 Etatis Unis Tous droits réservés Ce produit ou document est protégé par un copyright et distribué avec des licences qui en restreignent l utilisation la copie la distribution et la décompilation Aucune partie de ce produit ou document ne peut être reproduite sous aucune forme par quelque moyen que ce soit sans l autorisation p...

Page 3: ... of a Sun Product Caution Do not block or cover the openings of your Sun product Never place a Sun product near a radiator or heat register Failure to follow these guidelines can cause overheating and affect the reliability of your Sun product SELV Compliance Safety status of I O connections comply to SELV requirements European Ergonomics In order to conform with the German ZH1 618 ergonomic stand...

Page 4: ...reinstimmen die auf dem Etikett mit den elektrischen Nennwerten des Geräts angegeben sind Stecken Sie auf keinen Fall irgendwelche Gegenstände in Öffnungen in den Geräten Leitfähige Gegenstände könnten aufgrund der möglicherweise vorliegenden gefährlichen Spannungen einen Kurzschluß verursachen der einen Brand Stromschlag oder Geräteschaden herbeiführen kann Symbole Die Symbole in diesem Handbuch ...

Page 5: ...XPCZ M48T59W XXXPCZ oder MK48T08 Diese Batterie darf nur von einem qualifizierten Servicetechniker ausgewechselt werden da sie bei falscher Handhabung explodieren kann Werfen Sie die Batterie nicht ins Feuer Versuchen Sie auf keinen Fall die Batterie auszubauen oder wiederaufzuladen Gehäuseabdeckung Sie müssen die obere Abdeckung Ihres Sun Systems entfernen um interne Komponenten wie Karten Speich...

Page 6: ...tionner avec des alimentations monophasées munies d un conducteur neutre mis à la terre Pour écarter les risques d électrocution ne pas brancher de produit Sun dans un autre type d alimentation secteur En cas de doute quant au type d alimentation électrique du local veuillez vous adresser au directeur de l exploitation ou à un électricien qualifié Attention tous les cordons d alimentation n ont pa...

Page 7: ... lesiones personales y daños al equipo Siga las instrucciones Precaución Superficie caliente Evite el contacto Las superficies están calientes y pueden causar daños personales si se tocan Precaución Voltaje peligroso presente Para reducir el riesgo de descarga y daños para la salud siga las instrucciones Encendido Aplica la alimentación de CA al sistema Según el tipo de interruptor de encendido qu...

Page 8: ...n está diseñado para ser el elemento primario de desconexión del equipo El equipo debe instalarse cerca del enchufe de forma que este último pueda ser fácil y rápidamente accesible No conecte el cable de alimentación cuando se ha retirado la fuente de alimentación del chasis del sistema Batería de litio Precaución En las placas de CPU Sun hay una batería de litio insertada en el reloj de tiempo re...

Page 9: ...yte Använd samma batterityp eller en ekvivalent typ som rekommenderas av apparattillverkaren Kassera använt batteri enligt fabrikantens instruktion Danmark ADVARSEL Litiumbatteri Eksplosionsfare ved fejlagtig håndtering Udskiftning må kun ske med batteri af samme fabrikat og type Levér det brugte batteri tilbage til leverandøren Suomi VAROITUS Paristo voi räjähtää jos se on virheellisesti asennett...

Page 10: ...x Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 ...

Page 11: ... 7 3500 Library Numbering Conventions 2 Library Components 5 Controller Electronics Assembly 6 Robotics Controller PWA A1 7 Actuator Driver PWA A2 8 Power Supplies 9 Extension Axis Assembly 10 Extension Drive Motor and Belt 11 Extension Carriage Interconnect PWA 11 Extension Motor M3 and Encoder 11 Gripper Interconnect PWA 12 Gripper Motor 12 Cartridge In Gripper Receiver PWA 12 ...

Page 12: ...anel Assembly 17 Load Port Assembly 17 Load Port Switch 1 19 Load Port Switch 2 19 Front Door Interlock Switch 19 Drive Access Door Interlock Switch 19 Storage Array Door Interlock Switch 19 Load Port Lockout Solenoid 20 Tape Drive Assembly 20 Tape Drives 20 Handle Drive Assembly 20 Tape Drive Interface PWA 20 Fans 21 2 Preventive Maintenance 23 Preventive Maintenance Schedule 23 Required Tools an...

Page 13: ... Check the Y Axis Belt Tension 35 To Adjust the Y Axis Belt Tension 35 X Axis Belt 37 To Check the X Axis Belt Tension 37 To Adjust the X Axis Belt Tension 38 Extension Axis Belt 41 To Check the Extension Axis Belt Tension 41 To Adjust the Extension Axis Belt Tension 43 Lubrication 44 To Lubricate the X Axis and Y Axis Rails 44 To Lubricate the Extension Axis Rail and Gripper Cross Shaft 44 Return...

Page 14: ...ol Panel and Load Port Debug MAP 56 Control Panel and Load Port Debug MAP Cont 57 Motor Power Interlock Clearing MAP 58 Run Diagnostics MAP 59 Diagnostics Initialization MAP 60 Power Entry MAP 61 Self Test All MAP 62 Self Test All MAP Cont 63 Home All MAP 64 Inventory MAP 65 Calibration MAP 66 Robotics Controller Fuse Isolation Entry MAP 67 Actuator Driver Fuse Isolation Entry Map 68 Power Supply ...

Page 15: ...rface PWA Isolation Map 83 4 FRU Removal and Replacement 89 Preparing for Maintenance 89 To Turn Off the Library 89 To Take the Library Offline 90 Removing the Cosmetic Panels 90 To Remove the Top Panel 90 To Remove the Left Panel 90 To Remove the Right Panel 93 To Remove the Front Panel 93 Removing the Controller Electronics Assembly 95 Required Tools 96 To Remove the Controller Electronics Assem...

Page 16: ... Tools 104 To Remove the Y Axis Stepper Motor Assembly 104 To Replace the Y Axis Stepper Motor Assembly 105 To Make Adjustments Required After Replacement 105 Load Port Door Lockout Solenoid 107 Required Tools 107 To Remove the Load Port Door Lockout Solenoid 107 To Replace the Load Port Door Lockout Solenoid 108 To Make Adjustments Required After Replacement 108 Front Door Interlock Switch 110 Re...

Page 17: ... Y Axis Drive Belt 118 To Replace the Y Axis Drive Belt 118 To Make Adjustments Required After Replacement 119 DC Fan Assembly 121 Required Tools 121 To Remove the Front Fan 121 To Replace the Front Fan 121 To Make Adjustments Required After Replacing the Front Fan 122 To Remove the Controller Electronics Assembly Fan 123 To Replace the Controller Electronics Assembly Fan 123 To Remove the Rear Fa...

Page 18: ...0 To Troubleshoot 130 Tape Drive Stepper Motor Assembly 132 Required Tools 132 To Remove a Tape Drive Stepper Motor Assembly 132 To Remove a Tape Drive Stepper Motor Assembly 132 To Replace a Tape Drive Stepper Motor Assembly 132 To Make Adjustments Required After Replacement 132 Tape Drive Tray Assembly 134 Required Tools 134 To Remove a Tape Drive Tray Assembly 134 To Replace a Tape Drive Tray A...

Page 19: ...Replace the X Axis Confirmation Sensor 143 To Make Adjustments Required After Replacement 143 Robotics Controller PWA 145 Required Tools 145 To Remove the Robotics Controller PWA 145 To Replace the Robotics Controller PWA 146 To Make Adjustments Required After Replacement 146 Actuator Driver PWA 148 Required Tools 148 To Remove the Actuator Driver PWA 148 To Replace the Actuator Driver PWA 149 PC ...

Page 20: ...oubleshoot 155 Light Bulb 157 Required Tools 157 To Remove the Light Bulb 157 To Replace the Light Bulb 157 Reassembling the Library 159 Replacing the Cosmetic Panels 159 To Replace the Front Panel 159 To Replace the Left Panel 159 To Replace the Right Panel 160 To Replace the Top Panel 160 To Apply Power to the Library 160 To Place the Library Online 161 A Control Panel Menus 163 Control Panel Ov...

Page 21: ...y Options 172 Move Cartridges 173 To Move a Cartridge 173 Inventory Tapes 174 To Perform an Inventory 174 Calibrate Library 175 To Calibrate Library Elements 175 Exercise Library 175 To Exercise Library Elements 176 Unload Drives 176 To Unload a Drive 176 Unload the Load Port 177 To Unload the Load Port 177 Service Screen 178 Statistics 178 Actuator 179 Systest Library Results 179 Systest Library ...

Page 22: ...se Tape Library 7 3500 Field Service Manual July 1997 Operate Axes 181 To Operate an Axis 181 Initialize Nonvol Statistics 182 Initialize Nonvol Config 182 Change Password 182 B Sense Data Values 183 Glossary 1 Index 1 ...

Page 23: ...Block Diagram 7 FIGURE 1 6 Extension Axis Assembly 10 FIGURE 1 7 Extension Axis Assembly Block Diagram 11 FIGURE 1 8 X Carriage Assembly 16 FIGURE 1 9 Control Panel 17 FIGURE 1 10 Load Port Assembly 18 FIGURE 1 11 Fan Locations 22 FIGURE 2 1 Fan Filter 26 FIGURE 2 2 X Axis and Y Axis Rails 28 FIGURE 2 3 Extension Axis Assembly 30 FIGURE 2 4 Tape Drive 31 FIGURE 2 5 Rollers 32 FIGURE 2 6 X Axis Rol...

Page 24: ...E 4 1 Top Right and Left Panels 92 FIGURE 4 2 Front Panel 95 FIGURE 4 3 Controller Electronics Assembly 97 FIGURE 4 4 X Axis Interconnect PWA 101 FIGURE 4 5 X Axis Stepper Motor Assembly 103 FIGURE 4 6 Y Axis Stepper Motor Assembly 106 FIGURE 4 7 Load Port Door Lockout Solenoid 109 FIGURE 4 8 Front Door Interlock Switch 111 FIGURE 4 9 Y Axis Umbilical Cable 113 FIGURE 4 10 X Axis Umbilical Cable 1...

Page 25: ... FIGURE A 1 Control Panel 163 FIGURE A 2 Menu Structure 164 FIGURE A 3 Overview Screen 166 FIGURE A 4 Tapes Screen 167 FIGURE A 5 Tapes Screen with Expanded Storage Display 168 FIGURE A 6 Config Library Screen 169 FIGURE A 7 Configure Library Settings Screen 170 FIGURE A 8 Config Options Screen 172 FIGURE A 9 Move Cartridge Screen 173 FIGURE A 10 Calibrate Library Screen 175 FIGURE A 11 Unload Dri...

Page 26: ...xxvi Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 ...

Page 27: ...Tables xxvii Tables TABLE 2 1 Preventive Maintenance Guidelines 23 TABLE 4 1 FRU List 98 TABLE A 1 Configure Options 171 TABLE A 2 Operate Axes Tests 181 TABLE B 1 Sense Data Values Hexadecimal 184 ...

Page 28: ...xxviii Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 ...

Page 29: ...is designed to aid nontechnical users in the operation of the tape library system It begins with a general description of library components and continues with detailed descriptions of control panel menu functions and specific operating procedures It also contains basic troubleshooting information This book does not address highly technical issues and procedures such as hardware maintenance diagno...

Page 30: ...ng cleaning and lubricating specific components of the library Chapter 3 Troubleshooting and Fault Isolation provides the troubleshooting and fault isolation procedures for the ETL 7 3500 library Chapter 4 FRU Removal and Replacement contains a list of all field replaceable units FRUs of the ATL 7100 Series Library and the procedures for removing and replacing them Appendix A Control Panel Menus p...

Page 31: ...1 CHAPTER 1 Library Overview This chapter provides a general overview of the ETL 7 3500 Library and descriptions of the components comprising the library ...

Page 32: ... FSA tape drives or the load port Each time a tape cartridge is transferred a gripping mechanism is moved to the tape cartridge location where it picks the tape cartridge moves it to the designated new location and then places it Supported Tape Drives and Cartridges The ETL 7 3500 Library is capable of supporting up to seven DLT 7000 tape drives The library is also capable of supporting the Compac...

Page 33: ...7 3500 Library Control panel Load port Door handle Tape drives 7 Fixed storage array FSA Horizontal carriage Vertical carriage 96 cartridge bins 4 cartridge bins door shown Front Gripper mechanism gripper Left cosmetic panel removed TJ00054a open ...

Page 34: ... 9 Bin 29 Bin 30 Bin 31 Bin 32 Bin 33 Bin 53 Bin 54 Bin 55 Bin 56 Bin 57 Bin 77 Bin 78 Bin 79 Bin 80 Bin 81 Bin 10 Bin 11 Bin 12 Bin 13 Bin 14 Bin 34 Bin 35 Bin 36 Bin 37 Bin 38 Bin 58 Bin 59 Bin 60 Bin 61 Bin 62 Bin 82 Bin 83 Bin 84 Bin 85 Bin 86 Bin 15 Bin 16 Bin 17 Bin 18 Bin 19 Bin 39 Bin 40 Bin 41 Bin 42 Bin 43 Bin 63 Bin 64 Bin 65 Bin 66 Bin 67 Bin 87 Bin 88 Bin 89 Bin 90 Bin 91 Bin 20 Bin 2...

Page 35: ...sembly EAA X carriage assembly XCA Control panel assembly CPA Load port assembly LPA Tape drive assemblies TDAs Fans FIGURE 1 3 Simplified Block Diagram Library Components TJ00065a Control Panel Assembly Assembly Load Port AC Power RS 232 Diag SCSI Bus USER INTERFACE Controller Electronics Assembly Tape Drive 0 Tape Drive 1 Tape Drive 2 Tape Drive 3 Assembly X Carriage Extension Axis Fans Assembly...

Page 36: ...ontroller PWA the actuator driver PWA and four power supplies FIGURE 1 4 shows the location of the components and FIGURE 1 5 shows the simplified block diagram The individual components are discussed in the paragraphs that follow FIGURE 1 4 Controller Electronics Assembly Robotics controller PWA Actuator driver PWA PC logic power supply Motor power supply 2 TJ00015A ...

Page 37: ... the host Another function of the RC PWA is to provide the RS 232 interface to the diagnostic computer for troubleshooting and maintenance TJ00066a To DIFF SCSI bus bus optional To SE SCSI PWA s 4 drive interface To tape Robotics controller PWA interface PWA s 4 and load port solenoid To x motor interconnect PWA To x axis Actuator driver X umbilical J5 J2 Fans To DC J7 PWA J3 To ext carriage inter...

Page 38: ...DC A fault condition results in the rapid discharge of the motor bus For example a fault condition occurs when the door is opened the STOP switch is pressed the microprocessor watchdog times out or when the 5V or 12V is out of regulation A fault condition immediately shuts down all actuators and rapidly discharges the motor bus voltages within 100 milliseconds X Axis Motor Interface The x axis mot...

Page 39: ...level full stepping current control command from the robotics controller and amplifies the command signal to provide a moderate current two phase drive signal to the tape drive handle stepper motor The tape drive handle motor drives are multiplexed therefore only one motor can be driven at any one time Power Supplies The library uses two different power supplies types which are located on the CEA ...

Page 40: ...d the gripper assembly mounted on the extension platform FIGURE 1 6 shows the location of the components and FIGURE 1 7 shows the simplified block diagram The individual components are discussed in the paragraphs that follow FIGURE 1 6 Extension Axis Assembly TA00050b Extension axis drive belt Gripper interconnect PWA Gripper motor Extension home sensor Y axis confirmation sensor Gripper umbilical...

Page 41: ...low level signals are buffered and driven down the Y umbilical to the actuator driver were they are eventually received at the robotics controller This PWA also acts as an distribution interconnection point for gripper and extension motor drives from the actuator driver through the Y umbilical Extension Motor M3 and Encoder The extension motor is a 24 VDC 2A brush motor with a 10 1 gearhead The mo...

Page 42: ... The cartridge in gripper CIG receiver PWA contains two synchronous photo detectors located at the front and back of the lower jaw The CIG receivers are positioned to enable the robotics controller PWA to determine if a tape cartridge is fully gripped If the front CIG receiver only is occluded the cartridge is partially gripped If the front and rear CIG receivers are occluded the cartridge is full...

Page 43: ...g an inventory the bar code scanner reads the bar code labels on the cartridges and sends a digital signal that is decoded as a bar code on the robotics controller Y Axis Confirmation Sensor S2 The Y Axis confirmation sensor is located on the extension axis assembly The y axis sensor provides feedback to the robotics controller for confirmation on position and allows the vertical axis to home base...

Page 44: ...stribution interconnection point for the y axis motor from the actuator driver through the y umbilical cable X Axis Confirmation Sensor The x axis confirmation sensor is located on the x carriage assembly The sensor confirms bin and tape drive column position to the robotics controller PWA The sensor enables the horizontal axis to home using slots in the x axis sensor rail mounted on the bottom of...

Page 45: ...lds a flanged pulley that engages the horizontal drive belt The opposite end is an idler pulley The x axis motor is micro stepped to provide accurate open loop position control The position loop is closed through the x axis confirmation sensor and flags The horizontal drive belt an open ended belt not a continuous loop is driven by the x axis motor to propel the x carriage assembly along the horiz...

Page 46: ...Enterprise Tape Library 7 3500 Field Service Manual July 1997 FIGURE 1 8 X Carriage Assembly TJ00067A X carriage X axis motor X axis sensor X axis confirmation Y axis motor pulley assembly assembly rail sensor ...

Page 47: ...hrough the control panel refer to Appendix A Control Panel Menus For a description of how to use the control panel to operate the library refer to the Sun ETL 7 3500 Operator s Guide Load Port Assembly The load port FIGURE 1 10 is located at the front of the library above the control panel Under library control and in conjunction with the load port OPEN and CLOSE buttons it enables the operator to...

Page 48: ...se the CLOSE button before pushing the load port door closed For the unload operation the gripper places tape cartridges in the load port bins Looking through the view port the operator is able to decide if an unload operation is necessary Pressing the OPEN button automatically opens the door allowing the operator to remove the tape cartridge s FIGURE 1 10 Load Port Assembly TJ00068a Load port ass...

Page 49: ...ached to the front door and a read relay attached to the front panel assembly When the magnet is within 0 5 inches of the read relay the switch contact closes Motor power is shut down when the front door is opened Drive Access Door Interlock Switch The drive access door interlock switch is located on the right panel This switch is a magnetic reed switch that comprises a magnet attached to the fron...

Page 50: ... up to seven SCSI tape drives are located in the front of the library just below the load port assembly On the rear of each tape drive is a tape drive interface PWA Handle Drive Assembly A stepper motor assembly is mounted on the right side of each tape drive that is used to electromechanically open and close the tape drive door The handle stepper motor is a two phase stepper motor which has 0 68 ...

Page 51: ...Library Overview 21 Fans The library uses up to ten DC fans for cooling FIGURE 1 11 shows their location A filter on the rear of the library is part of the fan assembly and requires scheduled routine maintenance ...

Page 52: ...22 Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 FIGURE 1 11 Fan Locations TJ00016a ...

Page 53: ... by an authorized field service engineer FSE TABLE 2 1 lists the type of PM required by the library and specifies the maximum time frame between preventive maintenance Note The first FSE PM is performed during initial installation TABLE 2 1 Preventive Maintenance Guidelines PM Required Maximum Time Frame Cleaning and lubricating the rails and rollers every 12 months Cleaning and lubricating the gr...

Page 54: ...epare for Preventive Maintenance 1 Remove power from the library Caution DO NOT disconnect the power cord from facility power or the library The power cord is the only means of grounding the chassis and helping to prevent electrostatic discharge ESD damage 2 Remove the top and left cosmetic panels as shown in Removing the Cosmetic Panels on page 90 3 Connect your ESD wrist grounding strap to the c...

Page 55: ... four Phillips screws retaining the fan filter cover located in the rear of the library 2 Remove the fan filter cover and the fan filter from the library 3 Clean the filter and fan louvers on the rear of the library with a vacuum 4 Reinstall fan filter and frame to the rear of the library ...

Page 56: ...26 Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 FIGURE 2 1 Fan Filter To Clean the Rails See FIGURE 2 2 TJ00070a Fan filter cover Fan filter Filter and fan louvers ...

Page 57: ...er 2 Preventive Maintenance 27 1 Lightly dampen a cloth supplied in PM kit with isopropyl alcohol and rub the length of the x axis rail and the y axis rail to remove all dust and debris 2 Repeat if necessary ...

Page 58: ...28 Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 FIGURE 2 2 X Axis and Y Axis Rails TJ00054a X axis rail X axis assembly Y axis assembly Extension axis assembly Y axis rail ...

Page 59: ...move all dust and debris from the Extension axis rail Gripper cross shaft Extension axis follower rail on the wear surface Caution Do NOT apply lubricant to the extension axis follower rail Applying lubricant to the extension axis follower rail damages it Gripper jaw inner surfaces Note Use a can of compressed air to blow dust off of the CIG receivers 4 Repeat if necessary ...

Page 60: ...Tape Drives See FIGURE 2 4 1 Lightly dampen a cloth supplied in PM kit with isopropyl alcohol 2 Remove all dust and debris from the tape drive receiver Extension axis rail Gripper cross shaft Extension axis follower rail Gripper jaw inner surfaces Extension axis Extension axis assembly TA00027a TJ00071a follower rail ...

Page 61: ...en a cloth supplied in PM kit with isopropyl alcohol 2 Remove all dust and debris from the Two rollers on the y axis assembly Four rollers on the x axis assembly 3 Remove dust and debris from the running surfaces of the X axis guide part of the library frame Tape drive receiver Tape drive Front door TJ00071a ...

Page 62: ...rail part of the x axis assembly FIGURE 2 5 Rollers Adjustments Several library components may require adjustments Use the following procedures and the appropriate figures to check each component and adjust if necessary Rollers Y axis rail Rollers X axis guide TA00096a TJ00019A ...

Page 63: ...h 2 Look for positive roller contact through out its travel To Adjust the X Axis Assembly Rollers 1 Press the left side of the x axis assembly hidden rollers towards the right side of the library 2 Loosen the nuts that retain the outside rollers 3 Adjust the inside rollers to within 0 000 inches 0 005 inches of the travel surface and retighten FIGURE 2 6 X Axis Rollers Travel surface 10 lb of pres...

Page 64: ...sembly rollers as you manually move the x axis up and down through its entire travel length 2 Look for positive roller contact throughout its travel To Adjust the Y Axis Assembly Rollers 1 Loosen the nut that retains the outside roller 2 Squeeze both rollers together using finger pressure 3 Retighten retaining nut FIGURE 2 7 Y Axis Rollers Rollers Y axis rail TA00096a ...

Page 65: ...rce gauge reading should be 19 5 3 0 ounces 468 638 g To Adjust the Y Axis Belt Tension See FIGURE 2 8 and FIGURE 2 9 1 Loosen the belt clamp screws holding the belt onto the ball bushing housing 2 Turn the screws one half revolution If the measured force is greater than 22 5 ounces 638 g turn the adjustment screw counterclockwise as viewed from above and recheck the tension If the measured force ...

Page 66: ...36 Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 FIGURE 2 8 Checking Y Axis Belt Tension Tolerance Force Gauge Adjustment Limits TA00134a ...

Page 67: ... Axis Belt Tension See FIGURE 2 10 and FIGURE 2 11 1 With the force gauge supplied in the service kit pull the inside of the belt outward 0 44 inches 2 The force gauge reading should be 19 5 3 0 ounces 468 638 g TA00089b Adjustment screw Y axis belt Belt clamp screw Ball bushing housing ...

Page 68: ... the motor mounting vertical bracket 2 Turn the screws one half revolution If the measured force was greater than 22 5 ounces 638 g turn the adjustment screw counterclockwise as viewed from above and recheck the tension If the measured force was less than 16 5 ounces 468 g turn the adjustment screw clockwise Note The adjustment screw does not normally need to be turned more than two revolutions 3 ...

Page 69: ...Chapter 2 Preventive Maintenance 39 FIGURE 2 10 Checking the X Axis Belt Tension Force Gauge Force Gauge Adjustment Limits Tolerance TA00132a Touch Gauge ...

Page 70: ...40 Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 FIGURE 2 11 X Axis Belt TA00088a X axis belt Adjustment screw Vertical bracket Belt clamp screw ...

Page 71: ... Removing the Umbilical Cable and Clamps See FIGURE 2 12 1 Remove the ESD cover 2 Remove the clamp that loops the umbilical cable and the clamp that retains the umbilical to the extension axis 3 Move the gripper assembly all the way forward on the extension axis TA00081a Clamps Umbilical Extension axis cable ...

Page 72: ...42 Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 FIGURE 2 13 Measruing the Extension Axis Belt Tension Tolerance Force Gauge Adjustment Limits Force Gauge TA00081a Touch Gauge ...

Page 73: ...eading should be 2 75 0 25 ounces 70 85 g To Adjust the Extension Axis Belt Tension See FIGURE 2 14 1 Loosen the pulley idler mounting nut one revolution 2 Grasp the pulley idler by looping one finger over the sheet metal of the platform and applying a light steady force to tighten the belt Snug the pulley idler mounting nut while holding the pulley idler 3 Recheck the belt tension and readjust if...

Page 74: ...d be present on the x axis rail and the y axis rail Remove excess lubricant To Lubricate the Extension Axis Rail and Gripper Cross Shaft See FIGURE 2 3 on page 30 1 Lightly apply a very thin coating of permeable lubricant supplied in PM kit to the length of the extension axis rail 2 Apply a small amount of lubricant to the gripper cross shaft at its three contact points with the driver link and up...

Page 75: ...bed in Removing the Cosmetic Panels on page 90 2 Restore power to the library 3 Calibrate the library as described in To Calibrate Library Elements on page 175 After cleaning adjusting and lubricating internal components the library must be re calibrated Caution Neglecting to calibrate the library after performing maintenance may cause damage to the library ...

Page 76: ...46 Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 ...

Page 77: ...rror code For more information about error codes see Appendix B Sense Data Values 2 Use the Contents page for this chapter to locate the section in this chapter that relates to the problem you identified 3 Begin the troubleshooting analysis with the Fault Isolation Entry MAP on page 48 This flow chart can help eliminate basic problems and direct you to other flow charts 4 Follow the flow charts st...

Page 78: ...pect mechanical problem See Mechanical Inspection Entry MAP on page 50 Turn power off Note all relevant data a Host information b Front panel status code See Power Entry MAP on page 61 Suspect power or fuses Suspect control panel or load port See Control Panel and Load Port Debug MAP on page 56 See Online Initialization Entry MAP on page 51 See Online Test Entry MAP on page 52 No No No No Yes Yes ...

Page 79: ...ry MAP See TABLE B 1 on page 184 Use test entry MAPs to locate and debug for particular error code Open and close front door and place system online Passed online initialization tests See Diagnostic Test Entry MAP on page 53 See Online Test Entry MAP on page 52 No Yes ...

Page 80: ...ge 116 Inspect and manually move the y axis belt see FIGURE 2 9 on page 37 Belt and motor appear OK 1 Tighten or adjust as required see page 35 2 Replace if required see page 118 Inspect and manually move the extension axis belt see FIGURE 2 11 on page 40 Belt and motor appear OK Verify that the cartridges are fully seated in the storage array Seat cartridges See Fault Isolation Entry MAP on page ...

Page 81: ...tialization Entry MAP 1 Power on self test 2 Home All sequence 3 Inventory sequence Power up the unit and place it online Passed online initialization tests See Online Test Entry MAP on page 52 Power down library See Diagnostic Test Entry MAP on page 53 Yes No ...

Page 82: ...nd library OK See Host Interface Failure MAP on page 54 Perform move medium test between bins and drives Operate load port from control panel Does the library operate properly See Library Operation Failure MAP on page 55 Library is OK Clean up replace cosmetic panels see Replacing the Cosmetic Panels on page 159 and perform final inspection See Fault Isolation Entry MAP on page 48 You are done No ...

Page 83: ...ry offline OK The control panel can be used as a diagnostic tool however the diagnostic computer is faster see Appendix A Control Panel Menus Power up the diagnostic computer and start the diagnostic software Is the communication between the library and the diagnostic computer functioning properly See Motor Power Interlock Clearing MAP on page 58 Run Diagnostics MAP on page 59 See Diagnostics Init...

Page 84: ...SCSI cables connectors and terminators Retest OK Make sure that the robotic controller and the host are the only SCSI devices on the bus with proper termination installed at cable end that plugs into tape drive 0 Retest OK Replace robotic controller PWA see Actuator Driver PWA on page 148 Retest OK Reconnect all SCSI devices to the bus Retest OK Isolate bad tape drive tape drive interface PWA from...

Page 85: ...ror code B8151 Unable to pick cartridge Error code 4800F Low power error See Power Entry MAP on page 61 Call next level of support Error code 68800 Warning safe temperature exceeded Error code 48801 Maximum temperature exceeded Replace control panel see Control Panel Assembly on page 141 Error code 48C06 Load port door open Error code B8C01 Load port timeout Free the door from intermediate positio...

Page 86: ...ffline Continue to load port operation on page 57 Place library in stop state Display shows Library Stopped Access several control panel screens Display changes and screen is legible Call the next level of support Replace robotic controller see Robotics Controller PWA on page 145 Retest OK Replace control panel see Control Panel Assembly on page 141 Retest OK No Yes No Yes No No No Yes Yes ...

Page 87: ...nel Assembly on page 141 Retest OK Is solenoid resistance 7 20 ohms Replace solenoid see page 107 Retest OK Check for obstruction in load port Open load port Does display indicate load port is opening Does load port solenoid audibly pop Check sensor cabling connections Replace actuator driver see page 148 Retest OK See Online Test Entry MAP on page 52 Call the next level of support No No No No No ...

Page 88: ... 3 Check 5V 12V 4 Check microprocessor fault LED 5 Check PC power good signal Replace PC power supply and adjust see PC Logic Power Supply Assembly on page 151 Stop LED is illuminated on control panel Depress stop switch Verify AC power is on Door open LED is illuminated on robotics controller See Power Entry MAP on page 61 Microprocessor fault LED is illuminated on robotics controller PC Power Go...

Page 89: ...llowing Move Actuators Menu SELF TEST ALL passed See Self Test All MAP on page 62 Move Actuators Menu HOME ALL passed See Home All MAP on page 64 Config Menu INIT INVENTORY passed See Inventory MAP on page 65 Config Menu CALIBRATE ALL Passed See Calibration MAP on page 66 See Online Test Entry MAP on page 52 No No No No Yes Yes Yes Yes ...

Page 90: ... Manual Is the diagnostic computer interface cable connected to the DIAG PORT on the library Connect the diagnostic computer interface cable port on the library Replace the diagnostic computer cable Retest OK Call next level of support See Run Diagnostics MAP on page 59 No Yes Yes Yes Yes No No Replace robotics controller see Robotics Controller PWA on page 145 Retest OK ...

Page 91: ...48V Power Check AC Power OK Locate and connect to operational AC power source See Fault Isolation Entry MAP on page 48 See Robotics Controller Fuse Isolation Entry MAP on page 67 Check robotics controller fuses see FIGURE 3 1 on page 84 OK Actuator driver fuses see FIGURE 3 2 on page 85 OK See Actuator Driver Fuse Isolation Entry Map on page 68 No No No Yes Yes Yes ...

Page 92: ...on timeout Error code 48302 Extension current feedback failure Error code 48303 Extension mechanical position error Error code 48321 Extension actuator current feedback test failure Error code 48323 Extension flag missing Error code 48340 Extension force not reached Replace robotics controller PWA see Robotics Controller PWA on page 145 Retest OK Error code B8101 Gripper timeout Error code B8104 G...

Page 93: ...dle motor hardware error Error code 48D06 Tape drive handle motor current feedback test failure No No No No No No Yes Yes Yes Yes Yes Yes Self test continued from page 62 Error code 4F302 Tape drive communication timeout Error code 4F311 Tape drive handle not OK Error code 4800A NVRAM checksum failure Error code 4800F Low power error See Run Diagnostics MAP on page 59 See Tape Drive Stepper Motor ...

Page 94: ...on failure Error code 48403 Vertical mechanical position error See Vertical Confirmation Sensor Failure Map on page 81 See Horizontal Self Test Failure MAP on page 75 Error code 48508 Horizontal home not found Error code 48531 Horizontal confirmation failure Error code 48503 Horizontal mechanical position error See Run Diagnostics MAP on page 59 Yes Yes No No ...

Page 95: ... See Calibration MAP on page 66 Error code 48023 Bar code decoder communication failure Replace robotics controller see Robotics Controller PWA on page 145 Retest OK Error code 58A02 Uncalibrated position Re calibrate Retest OK See Run Diagnostics MAP on page 59 No No No No Yes Yes Yes Yes ...

Page 96: ...45 Retest OK Error code 48430 Vertical mapping failure Error code 48530 Horizontal mapping failure Inspect Targets and Tape Drive Front bezels Repair Retest OK Replace extension axis see Extension Axis Assembly on page 126 Retest OK Replace robotics controller see Robotics Controller PWA on page 145 Retest OK Call next level of support See Run Diagnostics MAP on page 59 Yes No Yes Yes Yes Yes No N...

Page 97: ...Resistance should be less than two ohms Short present Disconnect J8 see FIGURE 4 24 on page 147 Short still present See Actuator Driver Fuse Isolation Entry Map on page 68 Replace blown fuse Disconnect J7 see FIGURE 4 24 on page 147 Short still present Replace the control panel see Control Panel Assembly on page 141 Replace blown fuse Disconnect J9 see FIGURE 4 24 on page 147 Short still present S...

Page 98: ...actuator driver PWA connect an ohm meter to a ground test point and to the test point for voltage of the blown fuse see FIGURE 3 2 on page 85 Resistance should be less than 10 ohms Short present Replace blown fuse See Fault Isolation Entry MAP on page 48 Replace the actuator driver PWA see Extension Axis Assembly on page 126 Replace blown fuse if required Disconnect J5 see FIGURE 3 2 on page 85 Sh...

Page 99: ...ler PWA see FIGURE 3 1 on page 84 measure 5V on input side of F2 Between 5 05V and 5 15V Measure 12V on input side of F3 Between 11 5V and 12 5V Adjust PC power supply see PC Logic Power Supply Assembly on page 151 24V or 48V power problem Can PC power supply be adjusted within limits Replace PC power supply see PC Logic Power Supply Assembly on page 151 No No No No Yes Yes Yes Adjust PC power sup...

Page 100: ...measure 24V test point on TP1 Between 22V and 25V On the actuator driver PWA measure 48V on input side of F1 Between 47V and 49V On the actuator driver PWA measure 24V on input side of F2 see FIGURE 3 2 on page 85 Between 23V and 25V Continued from page page 69 Actuator driver power checkout Replace motor power supply PS2 see Motor Power Supply Assembly on page 154 Is red fault LED on robotics con...

Page 101: ...e 148 Retest OK Replace extension axis see Extension Axis Assembly on page 126 Retest OK Remove obstructions Does gripper move freely Check y axis umbilical connector contacts and cable abrasions Cable OK See Y Axis Umbilical Cable on page 112 Replace extension axis see Extension Axis Assembly on page 126 Retest OK See Run Diagnostics MAP on page 59 Call next level of support No No No No No No Yes...

Page 102: ...ver PWA see Actuator Driver PWA on page 148 Retest OK Replace extension axis see Extension Axis Assembly on page 126 Retest OK Removeobstructions Does extension move freely Check y axis umbilical connector contacts and cable abrasions Cable OK See Y Axis Umbilical Cable on page 112 Replace extension axis see Extension Axis Assembly on page 126 Retest OK See Run Diagnostics MAP on page 59 No No No ...

Page 103: ...e re home command Retest OK See Diagnostic Test Entry MAP on page 53 Error code 48424 Vertical hardware error Suspect sensor See Vertical Confirmation Sensor Failure Map on page 81 Vertical self test continued on page 74 No Yes No No No Yes Yes Yes Replace robotics controller PWA see Robotics Controller PWA on page 145 Retest Ok ...

Page 104: ... Vertical sensor or actuator failed Suspect actuator Error code B8401 Vertical timeout Error code 48421 Vertical current test failure Remove obstructions Does vertical move freely No Yes Check x axis umbilical connector contacts and cable abrasions Cable OK See X Axis Umbilical Cable on page 114 Replace robotics controller PWA see Robotics Controller PWA on page 145 Retest OK Replace y axis motor ...

Page 105: ...sue re home command Retest OK Replace robotics controller PWA see Robotics Controller PWA on page 145 Retest OK See Run Diagnostics MAP on page 59 Error code 48524 Horizontal hardware error Suspect sensor See Horizontal Confirmation Sensor Failure Map on page 82 Horizontal self test continued on page 76 Yes Yes Yes Yes No No No No ...

Page 106: ...PWA on page 145 Retest OK Error code 48524 Horizontal sensor or actuator failed Suspect actuator Error code B8501 Horizontal timeout Error code 48521 Horizontalcurrenttest failure Remove obstructions Does vertical move freely Horizontal self test continued from page 75 Replace actuator driver PWA see Actuator Driver PWA on page 148 Retest OK Replace robotics controller PWA see Robotics Controller ...

Page 107: ...ecific tape drive interposer and drive status Replace specific tape drive see Tape Drive on page 127 Retest OK Replace actuator driver PWA see Actuator Driver PWA on page 148 Retest OK Replace specific tape driver interface PWA see Tape Drive Interface PWA on page 130 Retest OK Replace specific tape drive stepper assembly see Tape Drive Stepper Motor Assembly on page 132 Call next level of support...

Page 108: ...troller PWA on page 145 Retest OK Replace robotics controller PWA see Robotics Controller PWA on page 145 Retest OK Has it been at least 30 seconds after library power up Wait Retest OK Do all tape drives have a communication timeout Replace specific tape drive see Tape Drive on page 127 Retest OK See Diagnostic Test Entry MAP on page 53 Call next level of support See Diagnostic Test Entry MAP on ...

Page 109: ...t been at least 30 seconds after library power up Wait Retest OK Manually unload specific tape drive Power cycle library Retest OK Replace specific tape drive see Tape Drive on page 127 Retest OK Call next level of support See Diagnostic Test Entry MAP on page 53 No No No Yes Yes Yes ...

Page 110: ...test OK Reset NVRAM see FIGURE 3 1 on page 84 Retest OK On the robotics controller PWA measure 5V on TP2 see FIGURE 3 1 on page 84 Between 5 05V and 5 15V See Power Supply Evaluation Entry MAP on page 69 Replace robotics controller PWA see Robotics Controller PWA on page 145 Retest OK See Diagnostic Test Entry MAP on page 53 Call next level of support No No No No Yes Yes Yes Yes ...

Page 111: ... adjustment to rail clearance from rail Repair Retest OK Check y axis umbilical Replace if necessary see Y Axis Umbilical Cable on page 112 Retest OK Replace extension axis see Extension Axis Assembly on page 126 Retest OK See Diagnostic Test Entry MAP on page 53 Replace robotics controller PWA see Robotics Controller PWA on page 145 Retest OK Call next level of support No Yes Yes Yes Yes No No No...

Page 112: ...connect PWA on page 99 Retest OK Inspect x axis rail for debris and damage see FIGURE 4 23 on page 144 Check x axis confirmation sensor adjustment to rail clearance from rail Repair Retest OK Check x axis umbilical cable see FIGURE 4 10 on page 115 Replace if necessary see X Axis Umbilical Cable on page 114 Retest OK See Diagnostic Test Entry MAP on page 53 Call next level of support Yes Yes Yes Y...

Page 113: ...4 Short still present on robotic controller PWA Plug J9 back into robotic controller PWA see FIGURE 3 1 on page 84 Isolate specific tape drive interface PWA Reconnect J6 on specific tape drive interface PWA Disconnect specific stepper motor assembly from specific tape drive see Tape Drive Stepper Motor Assembly on page 132 Call next level of support See Fault Isolation Entry MAP on page 48 No Yes ...

Page 114: ...1 Robotic Controller PWA Fuse Locations TA00108a 1A 250V PWA 6210470 ROBOTIC CONTROLLER REV SERIAL NO J6 J7 J10 J4 JP11 JP3 J13 J1 J2 J9 Input side Input side Input side JT2 JT1 J8 Ground test point 5V test point J12 Microprocessor fault LED no 2 Fault LED no 1 of F2 of F3 of F1 ...

Page 115: ...ult Isolation 85 FIGURE 3 2 Actuator Driver PWA Fuse Locations TA00107a Input side of F2 Input side of F1 24V test point J7 48V test point Ground test point Ground test point 12V test point 5V test point 12V test point J1 J5 J2 J6 J4 ...

Page 116: ...86 Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 FIGURE 3 3 Tape Drive Interface PWA TA00109b ...

Page 117: ...Chapter 3 Troubleshooting and Fault Isolation 87 FIGURE 3 4 Logic Power Supply TA00110a TA00111a Power supply cover Power supply chassis Power supply top view Potentiometer ...

Page 118: ...88 Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 ...

Page 119: ...r from the library and removing the appropriate cosmetic panels To prepare the library for maintenance use the procedures that follow To Turn Off the Library Caution Employ all appropriate measures to protect the library from electrostatic discharge ESD damage 1 Press control panel STANDBY switch and verify that System Offline is displayed in the status display area SDA 2 At the rear panel set the...

Page 120: ... from facility power or the library The power cord is the only means of grounding the chassis and helping to prevent electrostatic discharge ESD damage 2 At the rear of the library remove the screws that secure the top panel to the rear of the library frame FIGURE 4 1 3 Pull the top panel towards the rear of the library to disengage the retention tabs from the frame top and then up and off of the ...

Page 121: ...remove the screws that secure the left panel to the rear of the library frame FIGURE 4 1 3 Pull the left rear panel towards the rear of the library to disengage the retention tabs attached to the left of the frame and then away from the library frame 4 Set aside the panel ...

Page 122: ...92 Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 FIGURE 4 1 Top Right and Left Panels Top panel Right Left TJ00020A panel panel ...

Page 123: ... the Front Panel Caution Employ all appropriate measures to protect the library from ESD damage 1 Remove power from the library Caution DO NOT disconnect the power cord from facility power or the library The power cord is the only means of grounding the chassis and helping to prevent electrostatic discharge ESD damage 2 Remove the top right and left cosmetic panels 3 From the right side of the lib...

Page 124: ... top away from the library frame 9 Disconnect the front door interlock switch in line connector SW2_J1 10 Disconnect blade connectors from the load port switches SW1 and SW2 Note Take care not to stress any cables connected between the front panel and the frame 11 Disconnect control panel ribbon connector A3_J1 ...

Page 125: ...eplacement 95 FIGURE 4 2 Front Panel Removing the Controller Electronics Assembly The controller electronics assembly is not a FRU At times it is necessary to remove this assembly to complete other operations TJ00072a Front panel ...

Page 126: ...n the controller electronics assembly disconnect the robotics controller PWA connectors P2 P3 P6 P7 and P9 5 Disconnect actuator driver PWA connectors P2 P4 P5 P6 and P7 6 Disconnect the connectors coming from the logic power supplies Note To prevent lost and hard to retrieve screws cover the fan opening directly below the controller electronics assembly 7 Remove the screws that secure the control...

Page 127: ...ler electronics assembly is seated against the rear panel of the library To Troubleshoot Check all connectors for proper engagement FIGURE 4 3 Controller Electronics Assembly Controller electronics assembly Robotics controller PWA PC logic power supplies Actuator driver PWA Motor power supplies TJ00022a ...

Page 128: ...tion are replaceable in the field but must be repaired at the factory Caution Employ all appropriate measures to protect the library from ESD damage TABLE 4 1 FRU List Part Number FRU Name Page 6210480 01 X Axis Interconnect PWA 99 6210510 01 Y Axis Stepper Motor Assembly 104 6210511 01 X Axis Stepper Motor Assembly 102 6210512 01 Load Port Door Lockout Solenoid 107 6210516 01 Front Door Interlock...

Page 129: ...your ESD wrist grounding strap to the closest grounding point on the library frame 4 Move the horizontal axis to the front of the library positioning the gripper directly under the tape drives 6211630 01 Tape Drive Interface PWA 130 0815033 Tape Drive Stepper Motor Assembly 132 6204202 01 Tape Drive Tray Assembly 134 6240320 01 Tape Drive Distribution PWA 136 6240330 01 Tape Drive MUX PWA 138 6210...

Page 130: ... connector Px when you remove it Reinstalling connector A4_J4 incorrectly causes the library robotics to malfunction and may cause damage to the library 9 Disconnect the horizontal home sensor connector A4_J4 10 Disconnect the y axis motor connector A4_K3 11 Remove the remaining two Phillips screws that secure the PWA to the horizontal frame 12 Carefully lift the PWA out of the library To Replace ...

Page 131: ...Chapter 4 FRU Removal and Replacement 101 FIGURE 4 4 X Axis Interconnect PWA TJ00075a A4_J3 A4_J1 A4_J4 A4_J3 1 1 1 1 A4_J4 ...

Page 132: ... grounding strap to the closest grounding point on the library frame 4 Position the horizontal axis toward the front of the library 5 From the left rear of the library locate the x axis stepper motor assembly See FIGURE 4 5 6 Disconnect the x axis stepper motor in line connector J1 that is plugged into connector M2_J2 7 Cut the cable ties that secure the x axis stepper motor cable 8 Loosen the hor...

Page 133: ... 1 Complete horizontal belt tension adjustment using X Axis Belt on page 40 2 Auto calibrate all A loose horizontal belt produces an unusual amount of noise when the horizontal axis moves FIGURE 4 5 X Axis Stepper Motor Assembly TJ00037a Horizontal belt Mounting bracket Frame Stepper motor ...

Page 134: ...92 4 Move the horizontal carriage towards the front of the library 5 Secure the extension axis up and out of the way using a cable tie around the y axis rail Wrap the cable tie around the y axis rail using one of the conformation sensor slots Caution Failure to securely fix the position of the vertical axis assembly during this operation could cause injury 6 From the left of the library locate and...

Page 135: ...xis Stepper Motor Assembly Follow the removal instructions in reverse order To Make Adjustments Required After Replacement 1 Adjust vertical belt tension See Y Axis Belt on page 37 2 Adjust horizontal belt tension See X Axis Belt on page 40 3 Auto calibrate all ...

Page 136: ...106 Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 FIGURE 4 6 Y Axis Stepper Motor Assembly Stepper motor Cable clamp Cable clamp Vertical belt Cable clamp TJ00025a ...

Page 137: ...e of the library 3 Remove the top left and right cosmetic panels as shown in Top Right and Left Panels on page 92 4 Remove the front cover as shown in Top Right and Left Panels on page 92 5 With the front panel removed locate the load port door lockout solenoid from inside the front panel FIGURE 4 7 6 Disconnect the in line solenoid connector J1 plugged into SOL_J1 7 Remove the self locking nuts t...

Page 138: ...fore disassembling 11 With the solenoid plunger on a firm surface press out the pivot pin To Replace the Load Port Door Lockout Solenoid Follow the removal instructions in reverse order Note Special attention should be paid to the coil orientation of the pin when reinstalling To Make Adjustments Required After Replacement Auto calibrate load port ...

Page 139: ...Chapter 4 FRU Removal and Replacement 109 FIGURE 4 7 Load Port Door Lockout Solenoid Pivot block Solenoid plunger Solenoid Front panel TJ00073a Pivot pin ...

Page 140: ...ESD damage 2 Connect your ESD wrist grounding strap to the closest grounding point on the frame of the library 3 Remove the top left and right cosmetic panels as shown in Top Right and Left Panels on page 92 4 Open the front door 5 From the left lower side of the library locate and disconnect the front door interlock switch connector J1 which is plugged into SW2_J1 connector See FIGURE 4 8 6 Using...

Page 141: ...Chapter 4 FRU Removal and Replacement 111 FIGURE 4 8 Front Door Interlock Switch Interlock switch Snap ring Front cosmetic panel Front door TJ00074a ...

Page 142: ...e top left and right cosmetic panels as shown in Top Right and Left Panels on page 92 4 Move the x axis carriage assembly to the front of the library 5 From the left side of the library locate the y axis stepper motor assembly and remove the top and bottom cable strain reliefs by removing the screws 6 Disconnect A5_J3 and free the cable from the extension carriage PWA not shown 7 From the upper in...

Page 143: ...the Y Axis Umbilical Cable 1 Use the removed cable as a template for folding the replacement cable 2 Follow the removal instructions in reverse order FIGURE 4 9 Y Axis Umbilical Cable Strain relief Cable Cable Strain relief Strain relief TJ00076a TA00087a ...

Page 144: ... shown in Top Right and Left Panels on page 92 4 Position the horizontal carriage to the front of the library directly under the tape drives 5 From the right side of the library remove x axis umbilical cable connector A4_J1 using removal steps 1 and 2 in procedure X Axis Interconnect PWA on page 99 6 From left side of the library move the horizontal carriage to the rear of library FIGURE 4 10 7 Re...

Page 145: ...Chapter 4 FRU Removal and Replacement 115 FIGURE 4 10 X Axis Umbilical Cable Horizontal carriage Strain relief Umbilical cable TJ00028A TJ00027A OPEN ACT ...

Page 146: ...n Top Right and Left Panels on page 92 4 Move the horizontal axis to the middle of the library 5 From the left side of the library on the x axis assembly loosen to near removal the screws on the fixed half of the belt tensioner FIGURE 4 11 6 Loosen to near removal the screws on the adjustable half of the belt tensioner 7 Allow the belt to fall away 8 Loosen the adjustment screw on the belt tension...

Page 147: ...Chapter 4 FRU Removal and Replacement 117 FIGURE 4 11 X Axis Drive Belt TA00088b Belt Adjustment screw and nut Belt tensioner Belt tensioner X axis assembly TJ00077a ...

Page 148: ...tension axis assembly midway up the y axis 5 From the left side of the library on the y axis assembly loosen the belt tensioning adjustment screw by loosening the jam nut and unscrewing it to its fullest extension FIGURE 4 12 6 Loosen to near removal the screws in both halves of belt tensioner 7 Allow the belt to fall away Note The top pulley is held in place by the belt and gravity Use care when ...

Page 149: ...e tensioner adjustable half and belt tightly while reinstalling the two upper screws Note The y axis drive belt may need trimming To Make Adjustments Required After Replacement Complete the vertical belt tension adjustments using Y Axis Belt on page 37 ...

Page 150: ...ce Manual July 1997 FIGURE 4 12 Y Axis Drive Belt TA00089b Rotated CW 45 degrees for clarity Y axis assembly Adjustment screw Belt Belt Bottom pulley Tooth slot Inner side of belt teeth Outer side of belt teeth Belt tensioner tensioner and nut TJ00077a ...

Page 151: ...ility power or the library The power cord is the only means of grounding the chassis and helping to prevent electrostatic discharge ESD damage 2 Connect your ESD wrist grounding strap to the closest grounding point on the frame of the library 3 Remove the top left and right cosmetic panels as shown in Top Right and Left Panels on page 92 4 Remove the front cover as shown in Removing the Cosmetic P...

Page 152: ...2 Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 To Make Adjustments Required After Replacing the Front Fan Auto calibrate load port FIGURE 4 13 Front Fans TJ00078A Front fans Air flow ...

Page 153: ...he library frame 2 Remove the standoffs that retain the connectors to the rear panel 3 Disconnect the fan connector 4 Slide a thin blade screwdriver under the rivet head and lift until it pops up Repeat for each rivet 5 Remove the finger guard To Replace the Controller Electronics Assembly Fan Follow the removal instructions in reverse order ...

Page 154: ... the cable clamp on the library frame 2 Remove the standoffs that secure the connectors to the rear panel 3 Disconnect the fan connectors 4 Slide a thin blade screwdriver under the rivet head and lift until it pops up Repeat for each rivet 5 Remove the fan guard for each fan Replacing the Rear Fan Follow the removal instructions in reverse order ...

Page 155: ...Chapter 4 FRU Removal and Replacement 125 4 FIGURE 4 14 CEA and Rear Fans Rear panel CEA fan Rear fans Controller electronics assembly TJ00031A ...

Page 156: ...s as shown in Top Right and Left Panels on page 92 4 Remove the ESD guard 5 From the left side of the library locate the y axis stepper motor assembly and remove the top and bottom cable strain reliefs by removing the screws FIGURE 4 15 6 Disconnect A5_J3 and free the cable from the extension carriage PWA not shown 7 Remove the three mounting screws that secure the extension axis to the linear bea...

Page 157: ...ssembly Tape Drive Libraries may have up to seven tape drives The following procedure applies to all drives Required Tools Phillips screwdriver To Remove a Tape Drive 1 Remove power from the library TA00081a Cable Extension axis Linear bearing Strain relief Strain relief ...

Page 158: ...emoval instructions 5 Remove the screws that secure the tape drive to the mounting plate 6 Disconnect the 3 and 4 pin connectors coming from the stepper motor assembly to the tape drive interface PWA 7 Remove the screws that secure the tape drive interface PWA to the PWA mounting bracket 8 From the left side of the tape drive remove the screws that secure the tape drive interface PWA mounting brac...

Page 159: ...Chapter 4 FRU Removal and Replacement 129 FIGURE 4 16 DLT 7000 Tape Drive Tape drive interface PWA PWA mounting bracket Stepper motor TJ00032A Tape drive mounting plate Tape drive assembly ...

Page 160: ...sembly on page 134 for removal instructions 5 Disconnect all remaining cables from the tape drive interface PWA Caution Do not disconnect the ribbon cables at the tape drive If the ribbon cables are inadvertently disconnected at the tape drive do not reverse the cables when reconnecting to the tape Reversing the cables will damage the tape drive and cables 6 Remove the screws that secure the PWA t...

Page 161: ...Chapter 4 FRU Removal and Replacement 131 FIGURE 4 17 Tape Drive Interface PWA Tape drive interface PWA Tape drive TJ00079A ...

Page 162: ... access door Note See Tape Drive Stepper Motor Assembly on page 133 throughout this procedure To Remove a Tape Drive Stepper Motor Assembly 4 Remove the tape drive tray assembly from the library See Tape Drive Tray Assembly on page 135 for removal instructions 5 Remove the fan shield from the tape drive tray assembly 6 Disconnect the tape drive stepper motor cables from the tape drive interface PW...

Page 163: ...Chapter 4 FRU Removal and Replacement 133 FIGURE 4 18 Tape Drive Stepper Motor Assembly Stepper motor Tape drive mounting shelf Tape drive interface PWA TJ00034A assembly ...

Page 164: ...e frame of the library 3 Open the drive access door 4 Disconnect the SCSI cables connecting the library to the tape drive tray assembly 5 Disconnect all other cables connecting the library to the tape drive distribution PWA 6 Disconnect the SCSI terminator if one is installed 7 Remove the two base plate mounting screws 8 Slide the tray out To Replace a Tape Drive Tray Assembly Follow the removal i...

Page 165: ...Chapter 4 FRU Removal and Replacement 135 FIGURE 4 19 Tape Drive Tray Assembly TJ00080A Ribbon cable Tape drive Tape drive stepper motor assembly Fan shield SCSI cables ...

Page 166: ...rap to the closest grounding point on the frame of the library 3 Remove the right cosmetic panel as shown in Top Right and Left Panels on page 92 4 Disconnect all cabling between the tape drive distribution PWA and the tape drives 5 Disconnect cables at J1 J3 J4 J8 and J9 on the PWA 6 Disconnect the light assembly power connector at the top of the PWA 7 Remove the PWA mounting screws and remove th...

Page 167: ...Chapter 4 FRU Removal and Replacement 137 FIGURE 4 20 Tape Drive Distribution PWA Tape drive distribution PWA TJ00081A ...

Page 168: ...amage 2 Connect your ESD wrist grounding strap to the closest grounding point on the frame of the library 3 Remove the right cosmetic panels as shown in Top Right and Left Panels on page 92 4 Disconnect all cabling between the tape drive MUX PWA and the tape drives 5 Disconnect the cable at J20 on the PWA and tag it Caution The cable at J20 must be replaced to J20 If it is connected to J19 the lib...

Page 169: ...nt 139 To Replace the Tape Drive MUX PWA Follow the removal instructions in reverse order Caution Be sure to reconnect the cable tagged during the removal procedure to J20 on the PWA If it is connected to J19 the library will be damaged ...

Page 170: ...140 Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 FIGURE 4 21 Tape Drive MUX PWA Tape drive MUX PWA TJ00082A ...

Page 171: ...sest grounding point on the frame of the library 3 Remove the top left and right cosmetic panels as shown in Top Right and Left Panels on page 92 4 Remove the front cover as shown in Top Right and Left Panels on page 92 5 With the front panel removed locate the control panel assembly from within the front panel FIGURE 4 22 6 Remove connector A3_J1 from the control panel assembly 7 Remove the self ...

Page 172: ... Tape Library 7 3500 Field Service Manual July 1997 To Make Adjustments Required After Replacement Auto calibrate the load port FIGURE 4 22 Control Panel Assembly Control panel Front panel TJ00084A E E E E VIEW assembly ...

Page 173: ... on the frame of the library 3 Remove the top left and right cosmetic panels as shown in Top Right and Left Panels on page 92 4 Disconnect connector A4_J4 from the back of the x axis interconnect PWA Note Take careful note of the cable routing 5 Using a thin blade screwdriver remove the cable clamp retaining the x axis interruptive sensor cable FIGURE 4 23 6 Remove the screws that secure the x axi...

Page 174: ...4 Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 FIGURE 4 23 X Axis Confirmation Sensor TA00050b X axis Cable Sensor Sensor Mounting bracket Horizontal interconnect PWA clamp cable axis ...

Page 175: ...ur ESD wrist grounding strap to the closest grounding point on the frame of the library 4 Remove the top left and right cosmetic panels as shown in Top Right and Left Panels on page 92 5 From the right side of the library locate the robotics controller PWA on the upper half of the controller electronics assembly FIGURE 4 24 6 Disconnect connectors A1_J1 A1_J3 A1_J6 A1_J7 A1_J8 A1_J9 A1_J11 and A1_...

Page 176: ...3500 Library Diagnostic Software User s Manual Determine if the firmware level of the replacement PWA is the same or higher than the replaced PWA 2 If the firmware level of the replacement PWA is not the same or higher than the replaced PWA follow the firmware flash download procedure Note The calibration values are kept in NVRAM on the robotics controller PWA It is recommended that NVRAM be initi...

Page 177: ...Chapter 4 FRU Removal and Replacement 147 FIGURE 4 24 Robotics Controller PWA TJ00036a Robotics controller PWA ...

Page 178: ...3 Remove the top left and right cosmetic panels as shown in Top Right and Left Panels on page 92 4 From the right side of the library disconnect connectors A2_J1 A2_J2 A2_J4 A2_J5 A2_J6 and A2_J7 from the actuator driver PWA FIGURE 4 25 Note To prevent the difficult retrieval of dropped hardware cover the fan opening directly below the controller electronics assembly 5 Remove the screws from the p...

Page 179: ... FRU Removal and Replacement 149 To Replace the Actuator Driver PWA 1 Follow the removal instructions in reverse order 2 Take note of the longer screws used to mount the actuator driver PWA through the heat sink ...

Page 180: ...150 Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 FIGURE 4 25 Actuator Driver PWA TJ00037a Actuator driver PWA ...

Page 181: ...ding strap to the closest grounding point on the frame of the library 3 Remove the top and right cosmetic panels as shown in Top Right and Left Panels on page 92 4 Disconnect A1_J11 and A1_J15 from the robotics controller PWA 5 Disconnect connectors P1_J2 P1_J3 P1_J4 and P1_J5 from the PC logic power supply Note To prevent loosing removed hardware cover the fan opening directly below the controlle...

Page 182: ... AC power and remove the PC power supply cover remove the screws on the top of the power supply 2 Verify that 5V 12V and 12V fuses are replaced and that no shorts exist 3 Hook a DVM up to 5V and GND test points on the robotics controller 4 Turn on AC power 5 Locate potentiometer in PC power supply main board 6 Adjust 5V to between 5 05V and 5 15VDC 7 Verify that 12V is between 11 5V and 12 5V If n...

Page 183: ...Chapter 4 FRU Removal and Replacement 153 FIGURE 4 26 PC Logic Power Supply Mounting bracket PC logic power Controller electronics assembly Robotics controller PWA supplies TB00038a ...

Page 184: ...t your ESD wrist grounding strap to the closest grounding point on the frame of the library 3 Remove the top and right cosmetic panels as shown in Top Right and Left Panels on page 92 4 On the selected motor power supply loosen all of the terminals on the power supply barrier strip 5 Remove the wires Note Make note of each wire and its connection point 6 Remove the controller electronics assembly ...

Page 185: ...r 4 FRU Removal and Replacement 155 To Replace the Motor Power Supply Assembly Follow the removal instructions in reverse order To Troubleshoot Check the motor power supply barrier strip terminal connections ...

Page 186: ...rprise Tape Library 7 3500 Field Service Manual July 1997 FIGURE 4 27 Motor Power Supply Assembly PS1 PS2 PS3 FL1 Terminal Barrier strip Over voltage TJ00039a Power supply protector Controller electronics assembly ...

Page 187: ...atic discharge ESD damage 2 Connect your ESD wrist grounding strap to the closest grounding point on the frame of the library 3 Remove the top and right cosmetic panels as shown in Top Right and Left Panels on page 92 4 Disconnect power from the tape drive distribution PWA 5 Remove the screws that secure the light bulb assembly See Light Bulb Assembly on page 158 6 Lift out the light bulb assembly...

Page 188: ...158 Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 FIGURE 4 28 Light Bulb Assembly TJ00011A Light bulb assembly ...

Page 189: ...onnect the remaining miscellaneous sensors cable assembly connectors a Plug SW1 blade lug black wire onto the bottom common spade of SW1 b Plug SW1 blade lug white wire onto the top N C spade of SW1 c Plug SW2 blade lug black wire onto the bottom common spade of SW2 d Plug SW2 blade lug white wire onto the top N C spade of SW2 e Reconnect the front door interlock switch in line connector SW2_J1 f ...

Page 190: ...he front left and right panels before replacing the top panel 1 Place the panel on top of the library 2 Push the panel towards the front of the library and insert the retention tab into the slot 3 At the rear of the library insert and tighten the screws to secure the top panel to the library frame To Apply Power to the Library 1 Verify the following Front door and load port closed All outer skins ...

Page 191: ... Removal and Replacement 161 To Place the Library Online 1 With the library power applied and the SDA showing System Offline press the control panel STANDBY button 2 Verify that System Online is displayed in the SDA ...

Page 192: ...162 Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 ...

Page 193: ...iew of the control panel menus Control Panel Overview The control panel FIGURE A 1 is located on the front of the library on the right hand side FIGURE A 1 Control Panel Control panel TJ00083a S01 S Load Port Standby H Back Forward System Offline Tapes Overview Operat ...

Page 194: ...isplay area FIGURE A 2 Menu Structure Configure Library Configure Options Move Cartridges Inventory Dataset Statistics Actuator Sys Test Results Sys Test Library Operate Axes Initialize Nonvol Stats Initialize Nonvol Config Overview Tapes Operator Service MAIN DISPLAY AREA Calibrate Library Tape Drive Status CHM Activity Load Port Tape Drives Storage Load Pack Transport Exercise Library Unload Dri...

Page 195: ...s Opening a Screen To open one of the four main screens Overview Tapes Operator or Service press the appropriate tab near the top of the control panel That screen is displayed in the main area Note If you press either the Operator or Service tabs a dialog box is displayed requesting a password You must enter a password to display these screens Once the desired screen is displayed you can view info...

Page 196: ...he Overview screen FIGURE A 3 displays a snapshot of the following Tape drive status Cartridge handling activity Load port status FIGURE A 3 Overview Screen S Load Port Stop Standby Home Back Forward System Offline Tapes Overview Operator Service Overview ANF 146 P00 ANF 147 P01 ANF 148 P02 ANF 149 P03 Load Port EMPTY GRP ANF101 002 EMPTY D01 Activity Ready D00 ANF 120 Tape Drive Status Ready D01 ...

Page 197: ... Viewing Screen Elements Some categories in the Overview and Tapes screens contain too many elements to display on the screen at one time Up and down arrow buttons at the bottom of a category indicate that there are more elements to view To scroll through these elements touch the arrow buttons S Load Port Stop Standby Home Back Forward System Offline Dataset Overview Operator Service Tapes Load Po...

Page 198: ...pansion shown in FIGURE A 5 FIGURE A 5 Tapes Screen with Expanded Storage Display To return the screen to normal press the Back button at the top of the control panel S Load Port Stop Standby Home Back Forward System Offline Dataset Overview Operator Service Tapes Storage ANF 099 000 ANF 100 001 ANF 101 002 ANF 102 003 ANF 103 004 ANF 104 005 ANF 105 006 ANF 106 007 ANF 107 008 ANF 108 009 ANF 109...

Page 199: ...mber of drives Library SCSI ID Tape drive SCSI IDs To Configure Library Attributes 1 In the Operator screen press the Configure Library button The Config Library screen is displayed with the current configuration settings FIGURE A 6 FIGURE A 6 Config Library Screen S Load Port Stop Standby Home Back Forward System Offline Tapes Overview Operator Service Operator Config Library Configure Inquiry AT...

Page 200: ... button twice SCSI ID Assignment Guidelines When selecting SCSI IDs using this procedure remember that each SCSI device on the same SCSI bus must have a unique ID number from 0 to 15 SCSI devices include the library robotics the host computer the library tape drives internal and external hard disk drives and so on If you set up the library with multiple SCSI busses you can assign the same number t...

Page 201: ...o perform drive cleaning tasks automatically as needed Retries Causes the library to automatically retry a failed move command before issuing an error message Exabyte emulation Causes the library to return the same inquiry string as the Exabyte tape library Bar code scan Turns bar code scanning on or off during inventory Auto inventory Causes the library to perform an inventory whenever the librar...

Page 202: ...ons button The Config Options screen is displayed FIGURE A 8 FIGURE A 8 Config Options Screen S Load Port Stop Standby Home Back Forward System Offline Tapes Overview Operator Service Operator Config Options Execute Auto Clean Power On State Exabyte Emulation Retries Auto Inventory Barcode Labels Temp Detection Auto Load New Value _ Current Value _ ...

Page 203: ...fy The destination can be a storage bin a tape drive the load port or the gripper Note To move a cartridge from a tape drive you must first issue an Unload Drive command as explained later in this chapter To Move a Cartridge 1 In the Operator screen press the Move Cartridges button The Move Cartridges screen is displayed FIGURE A 9 FIGURE A 9 Move Cartridge Screen S Load Port Stop Standby Home Bac...

Page 204: ...esses is displayed in the Range display b Using the keypad enter the address for the destination element The destination information is displayed in the Destination input field c When you have finished entering the address press the Execute button This initiates the move command from the source element to the destination element An In Progress dialog box is displayed The dialog box remains on the ...

Page 205: ...ibrate Library Screen 2 Press the button with the desired calibration option This initiates the calibration command An In Progress dialog box is displayed The dialog box remains on the screen until the calibration is completed aborted by pressing the ABORT button or stopped due to an error condition Exercise Library This command tests library robotics and calibration by randomly moving tape cartri...

Page 206: ...ted from a drive by disengaging the tape from the read write heads and rewinding it After unloading the drive you can eject and remove the tape cartridge using the Move Cartridge command described earlier in this chapter To Unload a Drive 1 In the Operator screen press the Unload Drive button The Unload Drive screen is displayed Figure A 11 FIGURE A 11 Unload Drives Screen 2 Use the Left and Right...

Page 207: ...orage bin It must be invoked after inserting one or more tape cartridges into the load port whenever the library s auto load feature is disabled Note You can also use the Move command described earlier in this chapter to unload the load port The Move command is especially useful if the destination of the move needs to be specified To Unload the Load Port Press the Unload Imp Exp button in the Oper...

Page 208: ...tatistics This command displays a statistics report FIGURE A 12 FIGURE A 12 Statistics Screen S Load Port Stop Standby Home Back Forward System Offline Tapes Overview Operator Service Service Report Statistics On Time Command Time Pick Bin Count Place Bin Count Pick Drive Count Place Drive Count Horizontal Move Count Vertical Move Count Extension Move Count Gripper Move Count Extension Force Count...

Page 209: ... Report Actuator Horizontal Position Vertical Position Extension Position Rotary Position Gripper Status 8 752 3 126 0 015 0 Closed S Load Port Stop Standby Home Back Forward System Offline Tapes Overview Operator Service Service Report Systest Library Results Total number of picks and places Last Operations Status Total Test Time Test Type Avg Drive to Bin move time Avg Bin to Drive move time Avg...

Page 210: ...Bins and Swap Drives buttons 3 Select the desired test options To swap cartridges at random press the Random button If this button is not pressed cartridges are swapped sequentially from the first bin or drive To have the library read the bar code as it swaps a cartridge press the Use Barcodes button To have the test repeat continually until aborted press the Continuous button If this button is no...

Page 211: ...e the up and down arrows to select the axis and test options TABLE A 2 Operate Axes Tests Test Description Selftest Checks the sensors and basic operation of the selected axis Home Causes the selected axis to find the home position Move to Causes the selected axis to move to an assigned position Exercise Performs operations involving the selected axis S Load Port Stop Standby Home Back Forward Sys...

Page 212: ...t to start the move Initialize Nonvol Statistics This command purges NVRAM of all statistical information about library operation the information reported with Statistics on the Service screen Initialize Nonvol Config This command returns the library configuration to the factory defaults negating any changes made using Configure Library and Configure Options on the Operator screen Change Password ...

Page 213: ...Additional sense code qualifier ASCQ Additional sense length ASL fields of the sense data block Message name description and potential recovery action Valid interfaces SCSI host computer Diag diagnostic port computer Both SCSI and Diag Note The message name and description may contain an abbreviation as follows LU logical unit REQ D required DEV device Dia diagnostics NVRAM nonvolatile RAM A D ana...

Page 214: ...CAL UNIT IN PROCESS OF BECOMING READY Wait for library unit to complete initialization Both 2 04 03 LU IS NOT READY MANUAL INTERVENTION REQ D Initialization failed Determine failure type by checking any previous error code returned to host Correct the cause of the failure and toggle STANDBY button Both 5 1A 00 PARAMETER LIST LENGTH ERROR Invalid parameter list length field specified by command SCS...

Page 215: ...at fields comply with the command format described in the Sun ETL 7 3500 Software Interface Guide This response will also be returned for commands issued to the Diagnostic interface of the library if an invalid parameter is sent Both 6 28 01 IMPORT OR EXPORT ELEMENT ACCESSED Load port door has been closed Both 6 29 00 POWER ON RESET OR BUS DEV RESET OCCURRED Informational message If power on occur...

Page 216: ...ntly in use in a drive cleaning operation SCSI Both 5 39 00 SAVING PARAMETERS NOT SUPPORTED Verify Save Parameter field in the Mode Sense command complies with the command format described in the Sun ETL 7 3500 Software Interface Guide SCSI 5 3A 00 MEDIUM NOT PRESENT The inventory indicated that a cartridge was in this bin but no cartridge was sensed by the gripper when it attempted to pick it Ret...

Page 217: ... command followed by a Read Element Status command and retry the move command Both B 43 00 SCSI MESSAGE ERROR Detected message error in message processing on the SCSI BUS SCSI B 45 00 SELECT OR RE SELECT FAILURE Time out occurred when trying to reselect host Make sure host is running SCSI 47 00 INITIATOR DETECTED ERROR Initiator Detected Error Message was received from the host SCSI B 48 00 INVALI...

Page 218: ...ossible SCSI bus time out or premature disconnect Check cable connections and cable length SCSI 2 5A 01 OPERATOR MEDIUM REMOVAL REQUEST Indicates that the element contains a cleaning cartridge that is used up and the system is unable to export the cleaning cartridge Manually unload the tape The load port door is open so import export elements can not be accessed Both 2 80 00 DOOR IS OPENED INVENTO...

Page 219: ...e Medium command Both 2 80 07 SYSTEM IS STOPPED BUTTON IS CURRENTLY PUSHED The control panel STOP button was pressed Press the STOP button Both 6 80 07 SYSTEM STOP BUTTON WAS PRESSED MAY CURRENTLY BE PRESSED The control panel STOP button was pressed Press the STOP button Retry command Both 6 80 08 LOGICAL UNIT TURNED ONLINE The library is ready to communicate with the host computer Press the contr...

Page 220: ...gnostic Software to initialize nonvolatile RAM and calibrate system Both B 80 0B COMMAND ABORTED BY USER Informational message No action is necessary Both B 80 0D CARTRIDGE IS ONLY PARTIALLY GRIPPED ONLY SEEN IN THE FRONT SENSOR Issue a Move Medium command to move the cartridge from the transfer element to an empty storage element Both 4 80 0F LOW POWER ERROR Check power connections Both 4 80 11 M...

Page 221: ...ion Issue a Rezero Unit command Check open sensor and cable connection Both B 81 05 GRIPPER CLOSE FAILURE Gripper did not reach close position Issue a Rezero Unit command Check closed sensor and cable connection Both 4 81 50 BACK CASSETTE IN GRIPPER SENSOR IS BLOCKED BUT FRONT SENSOR IS CLEAR Issue a Rezero Unit command If condition repeats check for a cartridge in the gripper and issue a Move Med...

Page 222: ...test Both 4 83 02 EXTENSION CURRENT FEEDBACK FAILURE Extension axis collided with obstruction Determine cause of obstruction Calibrate the system Lubricate the rail Both 4 83 03 EXTENSION MECHANICAL POSITION ERROR Extension axis was unable to move to commanded position Retry command If failure repeats run extension self test Both B 83 10 EXTENSION INVALID ACTUATOR START POSITION Extension axis pos...

Page 223: ... FORCE NOT REACHED During calibration or pushing into a drive the extension never reached its intended force If failure repeats run extension self test Both 4 83 41 EXTENSION FORCE OBJECT MISSING During calibration or pushing into a drive the extension never made contact with any object Both B 84 01 VERTICAL TIMEOUT Vertical axis did not reach desired position within the time limits Retry command ...

Page 224: ...oth 4 84 20 VERTICAL TEST FAILURE The axis crossed no confirmation flags at expected velocities during self test Check flag sensor and cable connection Check for obstacles in path Check motor cable connection Both 4 84 21 VERTICAL CURRENT TEST FAILURE Unable to detect current feedback during self test Check motor cable connection Both 4 84 23 VERTICAL POSITION OVERFLOW The position step counter ov...

Page 225: ... not reach desired position Retry command If failure repeats use the Diagnostic Software to run horizontal self test Both 4 85 08 HORIZONTAL HOME NOT FOUND Horizontal axis did not reach the home position Issue Rezero Unit and retry command If failure repeats run horizontal self test Both B 85 10 HORIZONTAL INVALID ACTUATOR START POSITION Position of horizontal axis is unknown Issue a Rezero Unit c...

Page 226: ...zontal actuator or sensor has failed Both 4 85 30 HORIZONTAL MAPPING FAILURE Scanner was unable to detect horizontal target during calibration Both 4 85 31 HORIZONTAL CONFIRMATION FAILURE Unable to locate all confirmation flags Check flag sensor and cable connections Check for obstructions on horizontal rail If failure repeats run horizontal self test Both 6 88 00 WARNING SAFE TEMPERATURE EXCEEDED...

Page 227: ... 01 DLT DRIVE HANDLE MOTOR TPU TIMEOUT Replace robotics controller board Both B 8D 02 DLT DRIVE HANDLE MOTOR MOVE TIMEOUT Retry command If failure repeats power cycle unit If failure repeats run DLT Drive Handle self test Both 4 8D 03 DLT DRIVE HANDLE MOTOR CPU RAM ERROR Replace robotic controller board Both 4 8D 04 DLT DRIVE HANDLE MOTOR CPU REGISTER ERROR Replace robotic controller board Both 4 ...

Page 228: ...ace the robotic controller Diag 4 8E 03 FLASH MEMORY UNABLE TO PROGRAM Flash is soldered onto the board Replace the robotic controller Diag B 8F 00 LIBRARY UNIT COMMAND TIMED OUT Verify that communications to library still exists by issuing another command SCSI 4 F3 02 DLT DRIVE COMMUNICATION TIMEOUT The library is unable to communicate with a drive Both 4 F3 11 DLT DRIVE HANDLE NOT OK The tape dr...

Page 229: ...een panel on the front of the library that contains a main display area as well as indicators and control buttons EIA TIA 574 A serial communications cabling and protocol standard for nine pin connectors sometimes referred to as RS 232 The diagnostic port DIAG on the rear of the library uses this protocol extension axis assembly Mounted onto the vertical axis the extension axis assembly consists o...

Page 230: ...nostic and maintenance operations online Ready for communications with a host PC Personal computer pick The act of removing a cartridge from one location in preparation for placing it in another location place The act of placing a cartridge in a location after it has been picked from another location PROM Programmable read only memory RAM Random access memory rear panel The rear cosmetic panel of ...

Page 231: ...Glossary 3 ZIF connector Zero insertion force connector ...

Page 232: ...4 Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 ...

Page 233: ...g adjusting extension axis 41 checking adjusting x axis 37 checking adjusting y axis tension 35 x axis adjustment screw 38 x axis clamp 38 y axis adjustment screw 35 y axis clamp 35 block diagram controller electronics assembly 7 extension axis assembly 11 library simplified 5 button load port close 17 load port open 17 C cable miscellaneous sensors 159 x axis umbilical 114 y axis umbilical 112 ca...

Page 234: ...ix Enterprise Tape Library 7 3500 Unpacking Instructions xxix error code 4800A NVRAM checksum failure 63 4800F low power error 55 63 48023 bar code decoder communication failure 65 48150 rear cartridge in gripper sensor is blocked but front sensor is clear 55 48154 gripper TPU register failure 62 48155 gripper TPU RAM failure 62 48302 extension current feedback failure 62 48303 extension mechanica...

Page 235: ...8C01 load port timeout 55 B8D01 tape drive handle TPU timeout 62 B8D02 tape drive handle motor move timeout 63 B8f00 library unit command timed out 54 error message entry MAP 49 error messages see sense data values ETL Servoce Kit 24 extension axis assembly 10 assembly description 10 block diagram 11 checking adjusting belt 41 cleaning 29 drive motor and belt 11 drive motor and belt description 11...

Page 236: ...or description 12 sensor 11 gripper self test failure MAP 71 guidelines preventive maintenance 23 H heatsink channel 148 home all MAP 64 horizontal self test failure MAP 75 host interface failure MAP 54 I inventory MAP 65 K kit preventive maintenance 24 L LED fault 84 163 left side panel removing 90 replacing 159 library block diagram simplified 5 description 2 library operation failure MAP 55 loa...

Page 237: ...AP 50 menu mode SCSI address command 169 structure 164 messages system see sense data values miscellaneous sensors cable assembly 159 motor extension and encoder 11 extension drive and belt 11 gripper 12 gripper interface 9 tape drive handle interface 9 tape drive stepper 128 141 x axis 15 x axis interface 8 x axis stepper m2 assembly 102 y axis 14 y axis interface 8 y axis stepper assembly 107 mo...

Page 238: ... library offline 90 preventive maintenance guidelines 23 kit 24 schedule 23 procedure auto calibrate 45 cleaning 24 pulley idler extension axis 43 PWA actuator driver 85 robotic controller 84 tape drive interface 86 pwa actuator driver 6 8 9 148 bar code scanner 13 cartridge in gripper CIG receiver 12 cassette in gripper CIG receiver 12 extension carriage interconnect 11 gripper interconnect 12 ro...

Page 239: ...troller PWA 84 robotic controller pwa 11 robotics controller fuse isolation entry MAP 67 robotics controller pwa 6 7 145 151 robotics controller pwa description 7 rollers checking adjusting x axis 33 checking adjusting y axis 34 cleaning 31 x axis 31 y axis 31 RS 232 7 run diagnostics MAP 59 S schedule preventive maintenance 23 SCSI address library 169 SCSI II 7 20 SCSI interface 2 select button 1...

Page 240: ...motor self test failure MAP 77 test points voltage 84 top panel 160 troubleshooting see also maintenance analysis procedures U up arrow button 163 V vertical self test failure MAP 73 74 voltage 12V 8 24 VDC 8 9 11 48 VDC 8 9 5V 8 115 VAC 9 230 VAC 9 voltage test points actuator driver PWA 85 robotic controller PWA 84 X x axis checking adjusting belt 37 checking adjusting rollers 33 interruptive se...

Page 241: ...llers 34 confirmation sensor 13 confirmation sensor description 13 rail 27 rail lubrication 44 removing the stepper motor assembly 107 rollers 31 sensor 11 umbilical cable 112 y axis motor description 14 y axis motor interface 8 y axis motor interface description 8 ...

Page 242: ...10 Sun Enterprise Tape Library 7 3500 Field Service Manual July 1997 ...

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