Home

DLT Library System including LXG, LXB, and LXC Modules and

Contents

1. EX Figure 2 12 A Installing the XpressChannel the Rack 4 Ensure that the bottom edge of the XpressChannel motor drive section is flush with the bottom surface of the module chassis If necessary adjust the vertical position of the angle brackets 5 Repeat steps 3 and 4 at the bottom module Tighten all of the screws that hold the XpressChannel to the angle brackets while ensuring that 6 a The XpressChannel is centered horizontally as indicated by the flange engaging the slot on the top and bottom modules and Chapter 2 Installation 35 7 b Itis centered vertically as indicated by the bottom of the bottom of the XpressChannel being flush with the bottom of the lowest module and 8 c The XpressChannel is pressed firmly against the backs of the top and bottom modules 9 by one push the remaining modules into place and tighten captive screws In each case ensure that the module does not bind against an adjacent module that clearance between modules is evenly divided between top and bottom and that the flange on the XpressChannel engages the slot on the back of the module 10 If binding occurs or if the module is not centered on the XpressChannel loosen the four screws that secure the slides of the binding module to the front rails and the four screws t
2. Extension Section Tie Bar Base Section Figure 2 4 XpressChannel Assembled 22 Chapter 2 Installation 5 Place pairs of tie bars so that they straddle all of the joints where sections come together Be sure that the beveled edge 1s toward the inside corner of the sections 6 Install two M3 x 20 mm Phillips sems screws through each tie bar into the threaded holes in the flanges of the extrusion sections Tighten finger tight only Insert two M3 x 20 mm sems screws through each tie bar into the side of the extrusion sections and finger tighten 7 Firmly press the neighboring sections together while tightening the two M3 x 20 mm screws through each tie bar into the flanges of the sections Alternately tighten the screws into the flanges and those into the sides of the extrusions to ensure that each tie bar is drawn into the corner of the extrusion mportant Note These screws should be tightened to no more than 4 inch lbs 8 Inspect the joint to see that the sections are well aligned with minimal irregularities and gaps 9 Repeat steps 6 7 and 8 for each pair of sections It may be necessary to use suitable blocks to support the row of sections so that neither the motor housing nor the bottom flange of the base section touches the work surface while you are connecting the motor drive section 10 Center one of the support bars across the rear of the motor drive section ov
3. U EE yee 5 5 Internal Cabling Configuration ccccssscccssssccccnssccccssccccnssccccessscccessscccesccccesscceensees 5 Dus LEenboth e HU ees ees hse UI ud 5 PHYSICAL CONFIGURATION RERUM VP Ede PEUT 6 6 Conversion of Free Standing Base Modules for System Use eeeeeeee eene 6 PBA TURES e T 6 UENIT 8 SUDDD nodu 9 Tape Carrido e 9 Inteoral Mot 12 Library d m ct iem i mil n MUI 12 har Code Reader iei e edes ricus Er CoL OWN P roe ade 12 ADVANCED DESIGN FEATURES scccescsscsessatsosonsqoacnandacastesososesenssdsssaascancuoatunavecsssesceassesaseenens 12 Embedded Dias iOSstlcS soi o a E Da 13 CHE CIA deris ues Coco deer 13 eite NP E EUM 13 COIDFOSSIOWHS detenido vn dns n nud T evi M I NUM I 13 bn o Mua UEM 13 Medid 14 RELATED PUBLICATIONS a r 14 CHAPTER 2 INSTALLATION n 15 INTRODUCTION e 15 PEANNING YOUR INSTALLATION VER 15 Fosilon nohe Modules 16 NIECHANICAEINSTADI
4. e eee eee eese eese eee eee eene eene eee ette ennt ee 83 TNS CHENG a ASAP 84 BASE MODULE anie N cuca Quoc avenue OC onte reve anie e deca Ru OU CR QUOD SUE 86 CAPACITY MODULE 87 TARE REQUIREMENTS 88 Cartridge handling and Storage desee tee vest eiepsvae eoe eve se eue Vds edes 88 411428 8111 BBC CREER RET 89 BARCODE 89 CHAPTER 4 MAINTENANCE totu et doctae 9 CLEANING CARTRIDGE PM QR CADRE ERR DE 91 Required Location for the Cleaning Cartridge ccce eee e eee eene eene nn 92 Installing a Cleaning Cartridge ea een esee 92 When to Run the Cleaning Cartridge ccce eee eese eee eee ee eee eee entree nena 93 Running the Cleaning Cartridge eec re eT n espe nva Coen a Toon va 93 Removing the Cleaning Cartridge ecce eee eee eee eee eee ee eee eene eene eene sette tee 95 CHAPTERS TROUBLESHOOTING 2 teet eee eerte studies et 97 DIAGNOSING PROBLEMS 25 55 3050 508 05 69e PEeso ees aee ausos edes os Cabe os oo EPROSDE Ree 97 ERROR RECOVERY EROR ERRARE R 98 Error Recovery Procedures s aeo ih ote ret e hie d
5. Belt Block Captive Screws Figure 2 3 Car Rear View Showing Belt Block Chapter 2 Installation 19 The belt block comes fastened to the back of the car with two captive screws Carefully note the orientation of the block with respect to the car as shown in Figure 2 3 Orientation of Parts During Assembly To determine the orientation of an extension section examine the flanges on the edges of the section and note that they are dissimilar Position the section so that its orientation matches that of the elevator base Figure 2 4 shows a typical XpressChannel assembly The motor drive section always goes on top and the base section with the idler pulley always goes on the bottom Extension sections are mounted between the motor drive section and the base section sections are joined together with tie bars For systems up to four modules two support braces are needed one attached to the motor drive and one to the base section For larger systems a third support brace should be mounted near the center of the XpressChannel Preparing to Assemble the XpressChannel You will need a clean flat work area such as a table or work bench The surface should be long enough to support the full height of the XpressChannel The height is equal to the height of the stack of modules in your system plus any gaps you intend to include in the stack Use the following procedure to ass
6. Figure 3 12 Code Entry Submenu Using the and Y buttons set the first digit of the unlock code When you have set it press the Enter button to move the cursor to the second digit and repeat the process When you have finished press the Escape button then the Enter button to confirm your entry If the code is correct the Main Menu is displayed If the code is incorrect an error screen appears Exiting the Menu Mode To leave the menu mode and return to the Default Screen press the Escape button repeatedly Each time you press the Escape button the display moves to a higher menu level When the Main Menu is visible pressing the Escape button once returns to the Default Screen At this point the Ready LED lights Navigating Through the Menu Structure To select a submenu move the on the display to the desired line using the and V buttons Then press the Enter button to confirm your choice and display the submenu The Kat the end of the fourth line of the Main Menu means that there are one or more additional items that can be reached by scrolling using the button The items available on the Main Menu are Load Unload Show Status Menu Maintenance Menu Configuration Menu Show History Menu Security Menu Chapter 3 Operation The following paragraphs describe the submenus that correspond to each of the Main Menu selections Load Unload Menu The Load Unload Menu is described later in this chapter under th
7. The Magazine Security Lock the Unlock Open Button and the Locked Indicator LED These features are described earlier in this chapter under the heading Inserting and Removing Cartridges 86 Chapter 3 Operation 10 Cartridge Magazine Magazine Security Lock Control Panel Unlock Open Button Locked Indicator Power Switch Figure 3 42 Base Module Front Panel Capacity Module The front panel of the Capacity Module is identical to the Global Control Module It includes a power switch for the module the magazine door the Magazine Security Lock the Unlock Open button with its Locked indicator and the control panel shown in Figure 3 2 The Capacity Module has a 16 slot magazine and no tape drives Chapter 3 Operation 87 Tape Requirements The LibraryXpress uses ECMA approved and ANSI proposed standards DLTtape cartridges The DL Ttape cartridge is a four inch square plastic cartridge According to the media manufacturer the cartridge and the medium are designed to withstand 1 000 000 passes and to have a shelf life of 30 years when properly stored Cartridge handling and Storage A DLTtape cartridge should be stored vertically until you select it for use Do not expose a cartridge to moisture or direct sunlight Maintain a clean dust free working and storage environment If a DLTtape cartridge 1s dropped Inspect the cartridge carefully before you insert it
8. 99 FAULT SYMPTOM CODES HSE vb Qu eu aue EVE SUPE GU CER Ve EFE 101 APPENDIX A SPECIFICATIONS eae 103 APPENDIX B ACCESSORIES SPARES FRUS eere e nennen meer 111 LINIEN oe uM MM MR 113 Figures FIGURE 1 1 GLOBAL CONTROL MODULE FRONT VIEW eee eese esee esee esee eee 7 FIGURE 1 2 BASE MODULE FRONT VIEW cccccsccsscccccscccccccccccccccccccescssccccceccscccccceccsscccccess 7 FIGURE 1 3 CAPACITY MODULE FRONT VIEW ccccscosscssccccccsccccccscecccsccsccecccsccecceccsccceccess 8 FIGURE 1 4 BASE MODULE 10 CARTRIDGE MAGAZINE cccccccsccscccsccsccecccsccscceccescccccecees 10 FIGURE 1 5 GLOBAL CONTROL MODULE REAR VIEW ccccssccssccssccscccccccsccscccscccsccceccees 10 FIGURE 1 6 BASE MODULE REAR VIEW cccsccssccsccssccsccccceccccccscceccccccscceccesccscceccesccsccecees 11 FIGURE 1 7 CAPACITY MODULE REAR VIEW ccccsscssccsccscccsccccceccccccsccsccesccscceccesccsccecees 11 FIGURE 2 1 XPRESSCHANNEL EXTERNAL PARTS cccccsccsccssccccceccesccsccsccescsscceccescccccecess 18 FIGURE 2 2 XPRESSCHANNEL CAR ees es sue eee ve ede eese cate 19 FIGURE 2 3 CAR REAR VIEW SHOWING BELT BLOCK eee e eee eee eee eee eee 19 FIGURE 2 4 XPRESSCHANNEL ASSEMBLED cccsccscccsccsccsccccccsccscceccccccsccsccecccscceccesccsccecees 22 FIGURE 2 5
9. Physical Configuration modules in a Library Xpress System must be mounted in a rack When a system 15 ordered all of the modules are supplied in rack mount configuration None of the modules may be operated alone except for the Library Xpress Base Module which may be converted to operate as a free standing 10 slot library For users who wish to remove a Base Module from a system and use it alone a conversion kit is available to convert a rack mount module to desktop configuration Another kit is available for conversion in the opposite direction See Appendix B Accessories Spares FRUs for part numbers System Expansion A DLT Library Xpress System may be expanded in capacity or performance or both by adding or removing modules Associated with each module is a section of the XpressChannel pass through cartridge elevator Smartscale Storage system firmware integrates the robotics in the individual modules and the Global Control s XpressChannel into a single high performance library robotics system Conversion of Free Standing Base Modules for System Use Your existing LibraryXpress Base Modules may be added to your system by changing firmware resetting internal jumpers removing the pass through cover plate and in some cases converting from desktop to rack mount These tasks should be performed by qualified service personnel Contact your technical support representative for instructions Features Figures 1 1 throug
10. e installing the module mounting slides in the rack e installing the XpressChannel in the rack and e installing the modules in the rack Cabling consists of interconnecting the slave modules with the Global control Module connecting the Global Control Module to the XpressChannel motor connecting the slave module drive SCSI busses to host SCSI interfaces connecting the Global Control Module to a host SCSI interface and terminating the busses properly Configuration consists of using the Configure Menu to customize the configuration options to your particular application The remainder of this chapter describes each of these steps Planning Your Installation The DLT Library Xpress System is intended to be mounted in a standard 19 inch EIA RETMA equipment rack with a depth of 24 to 30 inches Each of the modules is shipped with two rack slides installed Every DLT Library Xpress System includes one Global Control Module one expandable XpressChannel cartridge elevator and Chapter 2 Installation 15 one or more slave modules up to eight The Global Control Module has 16 slots and no drives The slave modules can be Base Modules 10 slots plus one or two drives or Capacity Modules 16 slots no drives in any useful combination slots and no drives is not a useful combination Each module occupies seven inches 4 units of rack space The XpressChannel is composed of a motor drive assembly plus sections
11. 300 DLTtape Ill 10 GB 200 GB ixeaxio 2008 40008 xe7xi0 308 70008 Table 1 2 Global Control and Capacity Module Tape Capacities DRIVE CARTRIDGE FULL MAGAZINE FULL MAGAZINE SERIES NATIVE COMPRESSED 2000XT 240 480 DLTtape III 160 GB 320 GB 4000 DLTtapelV 320GB 64068 7000 DLTtape IV 560 GB native capacities uncompressed PMaximum capacities given assume average 2 1 compression Actual compression will vary with file content The native capacity for a full Base Module magazine is ten times the native capacity per cartridge for Global Control and Capacity Modules 16 times the native capacity per cartridge Media Life The media used in the DLT Library Xpress is rated by the media manufacturer at over 1 000 000 head passes and a shelf life of at least 30 years Related Publications For additional information about the DLT LibraryXpress System product line refer to the following publications DLT LibraryXpress System SCSI Specification P N 104134 101 DLT LibraryXpress System Service Manual P N 104140 101 14 Chapter 1 Introduction Chapter 2 Installation Introduction There are three major steps to the installation of a DLT Library Xpress System mechanical installation cabling and configuration Mechanical installation consists of e assembling the XpressChannel the two module version is factory assembled
12. A circular list of 4 line error reports is displayed in the format shown in Figure 3 23 Fault Code XXXX t Error Description DD MMM YYYY HH MM SS Entry Of NNNN Figure 3 23 Error History Screen 6 Using the and V buttons scroll the list to display the error history of the module 76 Chapter 3 Operation Loading and Unloading Tapes The Load Unload menus enable you to specify a source and a destination for a cartridge movement As a result you use exactly the same procedure to load and unload To load or unload a tape from the front panel of the module use the Load Unload menus as follows READY 123456 _ Figure 3 24 Default Screen A default screen 15 shown in Figure 3 24 From the Default Screen enter the Menu Mode by pressing the Enter button The Main Menu shown in Figure 3 25 appears Load Unload Show Status Menu Maintenance Menu Configure Menu Figure 3 25 Main Menu The is next to the line that reads Load Unload Press the Enter button to display the first Load Unload submenu which is shown in Figure 3 26 From DLT2 To Slot3 Figure 3 26 Load Unload Initial Screen Chapter 3 Operation 77 In Figure 3 26 the We is next to line 2 of the display Line 2 shows the top item in a scrollable list of sources Note that has appeared on the right of the bottom line This indicates that the button may now be used to scroll through the list and
13. either from the Control Panel or from the host computer via the Global Control Module The Ready indicator goes out when you enter the Menu Mode The Alert LED yellow performs no function in this module When the Fault LED red is illuminated a Fault Screen appears on the LCD display The Fault Screen 15 described later in this chapter A list of fault symptom codes FSC and error recovery procedures ERP appears in Chapter 5 Troubleshooting Chapter 3 Operation Buttons All Modules There are four buttons on the control panel labeled Escape Enter A and The buttons do not directly control specific functions or options Instead you use the buttons to navigate from the Default Screen through a multi level menu structure then select the desired option from the appropriate menu using the Enter button Table 3 1 describes the effect of each of the four buttons under various conditions The three most important things you need to know about the buttons are 1 To enter the Menu Mode and display the Main Menu from the Default Screen press the Enter button 2 To return to the Main Menu from a submenu press the Escape button repeatedly until the Main Menu appears Pressing the Escape button while the Main Menu is displayed exits the Menu Mode and returns you to the Default Screen The Default Screen is shown in Figure 3 6 the Main Menu is shown in Figure 3 10 3 To display the Show Status Menu only without enterin
14. is in compliance with the following norms and documents European Council Directive 89 336 EEC laws relating to electromagnetic compatibility EMC Directive EN 55 022 Radio Frequency Interference limits and measurement Information Technology Equipment class B standard EN 50 082 1 Electromagnetic compatibility generic immunity standard European Council Low Voltage Directive 73 23 EEC EN 60950 Information Technology Equipment Safety Standard Accredited test laboratory TUV Product Service 10040 Mesa Rim Drive San Diego CA 92121 USA _ J 5 March 1996 Scott McClendon President San Diego California USA Manufacturer Authorized place and date ofissue representative name and signature m En L U uM Appendix A Specifications 106 Japanese Voluntary Control Council for Interference VCCI comu SMR BOTEA S NSS TREE CH LEIA CORRE MILE AC LCR RUE SE EI LER BUT LC 390 fto T EN Ed cOBBEUILDMUACHUHTSC 27Xx 7VvU67a BA E RAC EMHN AUER HAHEI Translation This equipment is in the 1st Class category information equipment to be used in commercial and or industrial areas and conforms to the standards set by the Voluntary Council For Inteference by Information Technology Equipment aimed at preventing radio interference in commercial and or industrial areas Consequently when used in a reside
15. you can scroll line 4 to select another slot The Clean Confirmation Screen appears as shown below Clean DLT1 Use Slotl ENTER To Execute ESCAPE To Cancel Figure 4 4 Cleaning Confirmation Screen 94 Chapter 4 Maintenance As the confirmation screen indicates to execute the cleaning operation press the Enter button If the confirmation screen does not show your intended drive and cleaning cartridge press the Escape button to return to the Cleaning submenu When you press the Enter button the In Progress screen appears Clean DLT1 Use Slot10 Cleaning In Progress Figure 4 5 Cleaning In Progress Screen When the cleaning operation is completed the Default Screen reappears Removing the Cleaning Cartridge This section assumes that the cleaning cartridge is in slot 1 which is in the Global Control Module l Examine the Default Screens on the control panels of the Base Modules to determine whether any cartridges are loaded into the drives If so then unload each as described in Chapter 3 Operation in the section titled Loading and Unloading Tapes Remove the magazine from the Global Control Module using the procedure described in Chapter 3 Operation in the section titled Inserting and Removing Cartridges Remove the cleaning cartridge from Slot 1 the slot nearest the handle Insert any desired cartridge into Slot 1 Press the Unlock Open button on the front panel of th
16. 10 hour ANUE p ETC E 100 to 410 000 ft 305 to 15 250m Acoustic Emissions DUVE Emission Level Two diives oDelalig 50 dBA Intermittant robot motion excepted Safety The LXB LXG and LXC models carry the following Regulatory Agency product safety certifications TRE TS Standard TE UL 1950 TOV Product 9 60 950 GS Mark osse ves utto tei oeste onus EMC Directive Low Voltage Directive Ganadian nessa rte Vid a vd Eee ds CSA 22 2 No 950 Electromagnetic Emission Notice This equipment has been tested using double shielded cables for EMI compliance The use of unshielded cables or modifications requires system testing for EMI testing for compliance to the standard Industry Canada Industrie Canada This Class A digital apparatus meets all requirements of the Canadian Interference causing Equipment regulations Cet appareil num rique de la classe A respecte toutes les exigencies du R glement sur le mat riel brouilleur du Canada FCC Notice This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and use
17. 3 30 appears If the source is a drive the word Unload appears in place of the word Load on line 4 From Slot4 To DLTI Load In Progress Figure 3 30 Load Unload In Progress Screen When the load or unload operation is finished the Default Screen reappears Inserting and Removing Cartridges When inserting cartridges be sure that the slot you intend to use is not already reserved in the system map for a cartridge in a drive The best way to avoid conflicts is to unload all drives either through your host computer software or by using the Load Unload command on the Main Menu described in the previous section The tape magazine must be removed from the module in order to insert or remove cartridges To insert or remove the magazine the following conditions must be met e The Magazine Security Lock must be unlocked using the key supplied with the module Refer to Figure 3 31 When the Magazine Security Lock is locked the Unlock Open button has no effect If the module 1s installed in a reasonably secure environment you may elect to leave the Magazine Security Lock in the unlocked position e Media locking on the Security Menu must be disabled Refer to Figure 3 17 80 Chapter 3 Operation The host computer must allow medium removal The host computer can enable or disable the Unlock Open button using the SCSI Prevent Allow Medium Removal command When you press the Unlock Open button the mess
18. 76 Error Logs 72 75 error logs displaying 72 75 error messages See fault symptom codes FSC 97 98 101 Error Recovery 97 98 99 100 error recovery flow chart 98 Error Recovery Procedures 57 58 63 97 98 99 100 101 102 error recovery procedures ERP 97 98 99 100 errors resulting from 97 Errors recurrent 98 Escape button 47 48 49 59 60 68 79 factory default settings 44 fan 12 30 Fault Screen 57 58 60 63 65 101 Fault Symptom Codes FSC 97 98 101 Firmware Revision 75 Firmware revision Displaying 69 70 75 Firmware upgrades 91 front panel 55 61 67 74 86 FSC 57 58 63 97 98 101 102 G general drive errors 97 Global Control Module 1 2 6 16 36 38 39 48 56 80 H handling and storage 87 Hierarchical Storage Management HSM 1 Host Systems 97 I identification option SCSI 49 import export element 47 indicators 57 58 Initialization Screen 62 65 75 Inserting a Magazine 84 inserting and removing 80 86 95 inserting and removing magazine and 80 86 95 Inserting Cartridges 33 inserting cartridges into 80 86 95 installation of cabling 36 44 of cleaning cartridge 92 of modules 30 34 of SCSI interface 38 44 of XpressChannel 34 36 L Label Information Screen 71 LCD display 8 56 57 58 LED indicator 8 56 57 58 library robotics 12 Library Status Submenu 69 Load Unload Submenu 69 77 80 L
19. Enter button to move the cursor to the second digit and repeat the process When you have finished press the Escape button The screen in Figure 3 22 appears Unlock Code XXXX I ENTER to Validate ESCAPE to Exit Figure 3 22 Code Validate Submenu Press the Enter button to validate your choice If the code is correct the Main Menu is displayed If the code is incorrect an error screen appears If you have forgotten your unlock code contact your technical support representative for assistance Chapter 3 Operation 75 Displaying Firmware Revision You may display the library robotics firmware revision at any time by pressing the Escape button at the Default Screen to display the Show Status Menu It appears as one of the items on the Library Status submenu of the Show Status Menu It is also displayed on line 2 of the POST Screen and the Initialization Screens Displaying Error Logs To display the error history of the module you need to use the Show History menu Access it as follows 1 Atthe Default Screen press the Enter button to enter the Menu Mode The Main Menu is displayed 2 At the Main Menu press the Y button four times until the in the display is next to Show History Menu 3 Press the Enter button to select the submenu 4 Show History Submenu press the button once so that the in the display is next to Error History 5 Press the Enter button to select the function
20. Global Control Module control panel to display the Status Menu Select first one drive then the other and scroll down to Cleaning Needed on the Drive Status Menu for each drive The drive that needs to be cleaned will show Yes below Cleaning Needed Running the Cleaning Cartridge This procedure assumes that the cleaning cartridge has been installed into Slot of the system 1 control panel of the Global Control Module at the Default Screen press the Enter button The display will show the following Load Unload Show Status Menu Maintenance Menu Configuration Menu Figure 4 1 Main Menu Chapter 4 Maintenance 93 25 3 Press the button twice to move next to Maintenance Menu then press the Enter button to select the Maintenance Menu The display will show something similar to the following 1 Drive Diagnostic Menu Demo Menu Flash Update Figure 4 2 Maintenance Menu Press the Enter button once to select Clean Drive The following screen appears Cleaning DLTI Using xSlotl Figure 4 3 Cleaning Submenu Lines 2 and 4 are scrollable The choices available on Line 2 are DLTI through DLTn Let us assume you want to clean DLTI Press the Enter button once to accept DLT1 The moves to line 4 of the display Press the Enter button again to use the cartridge in Slot 1 Note If you are unable to use slot 1 for the cleaning cartridge
21. SCSI 2 interfaces or 1f 7000 series drives are used differential Fast Wide SCSI Both SCSI 2 interfaces use two parallel female high density 50 pin D series connectors per bus SCSI 2 cables and terminators are secured to the connectors by spring loaded latches Fast Wide SCSI is available only as differential and uses two parallel female high density 68 pin D Series connectors per bus Fast Wide SCSI cables and terminators are secured to the connectors by jackscrews Note The internal wiring length of any rack mounted SCSI system can approach the maximum length specification of a single ended SCSI bus The maximum length specification for a differential SCSI bus is four times longer Overland Data strongly recommends that you use differential controllers and high quality SCSI cables to ensure the highest performance of your Library Xpress Bus errors caused by excessive length or poor quality cables can significantly degrade performance and reliability 38 Chapter 2 Installation In the Base Module which has drives each drive is wired to an independent bus with a pair of SCSI connectors Because it can be used in free standing applications the Base Module has a pair of SCSI connectors for that module s library robotics The library robotics connectors should not be connected when installed in a system with a Global Control Module The Capacity Module has no SCSI connectors because it has no drives and no independent robotics The Globa
22. Screen is described later in this chapter A list of fault symptom codes FSC and error recovery procedures ERP appears in Chapter 5 Troubleshooting S 7 Figure 3 3 Base Module Control Panel Chapter 3 Operation 57 Base Module Indicators There are four LED indicators on the control panel labeled Ready green Use Cleaner yellow Drive Fault red and Loader Fault red The Ready indicator green 15 illuminated when the Base Module 15 ready to accept commands either from the Control Panel or from the host computer via the Global Control Module The Ready indicator goes out when you enter the Menu Mode The Use Cleaner LED yellow indicates that either or both drives require cleaning A cleaning operation should be performed as described in Chapter 4 Maintenance When the Use Cleaner LED comes on you can find out which drive needs cleaning by selecting Cleaning Needed on the Drive Status submenu When either the Drive Fault or the Loader Fault LED red is illuminated a Fault Screen appears on the LCD display The Fault Screen 1s described later in this chapter A list of fault symptom codes FSC and error recovery procedures ERP appears in Chapter 5 Troubleshooting Capacity Module Indicators There are three LED indicators on the control panel labeled Ready green Alert yellow and Fault red The Ready indicator green is illuminated when the system is ready to accept commands
23. Set Library Mode 45 Set SCSI 45 49 Set Serial number 50 Set Time 50 Set Unload Mode 50 setting 44 49 Show History Submenu 75 Show Status Submenu 69 single ended SCSI 38 slides for rackmount 33 slot mail 51 slots reserved 51 Smartscale Storage 1 2 storage element 50 T tape requirements 87 terminator SCSI 39 41 43 time setting 50 transfer element 50 transfer rate native 5 transport element 45 50 troubleshooting 97 two tiered menu 46 U unload mode option 50 unloading cartridges 69 76 92 95 unlock code 73 Unlock Open button 55 80 83 86 87 92 95 Use Cleaner indicator 57 58 92 V vendor ID 50 voltage ranges 9 104 W write protect switch 87 88 X XPressChannel 2 6 17 33 Index
24. THREADING THE BELT THROUGH THE DRIVE SECTION e eee eee eene 25 FIGURE 2 6 THREADING THE BELT THROUGH THE BASE SECTION eee ee eee eee eee one 26 FIGURE 2 7 CHECKING BELT LENGTH ovo SE OUR aada 26 FIGURE 2 8 BELT BLOCK WITH BELT IN PLACE e eee eee eee eee ente 27 FIGURE 2 9 ALIGNING THE CAPTIVE SCREWS WITH THE BLOCK eee eee ee eee eene eon 27 FIGURE 2510 RACK SLIDE PARTS 31 FIGURE 2 11 SEPARATING A RACK SLIDE eee eee eee eee 32 FIGURE 2 12 INSTALLING THE XPRESSCHANNEL IN THE RACK 35 FIGURE 2 13 GLOBAL CONTROL SCSI CONNECTORS TERMINATOR AND CABLES 37 FIGURE 2 14 BASE MODULE SCSI CONNECTORS TERMINATORS AND CABLES 42 FIGURE 2 15 BASE MODULE SCSI CONNECTORS TERMINATOR JUMPERS AND CABLES43 FIGURE 2 16 DEFAULT SCREEN 45 FICURE 2 17 MAINMENU 45 FIGURE 2 10 CONFIGURE SUBMENU S 45 FIGURE 2 19 SET SUBMENE 35 25 33 9600050 aai 46 FIGURE 2 20 SET SCSI SUBMENU SCROLLED esessesessesessesesscseoseseoseseososeosesesseseoseseoseseoe 46 EIGURE 2 21 SET MATL SLOT SUBMENU 56 59 050 v eve eeu aU R eoe vb eian OR Ee Ve oinaan 48 FIGURE 2 22 SET MAIL SLOT SUBMEN
25. a number of SCSI Data Transfer elements equal to the total number of drives in the system SmartScale Storage Architecture Flexibility The DLT Library Xpress Smartscale Storage M architecture 1s uniquely suited to growing storage needs Overland Data s Smartscale Storage architecture enables the robotics in each of the Library Xpress modules to exchange cartridges by means of the XpressChannel pass through elevator and integrates the robotics in the individual modules and the Global Control s XpressChannel into a single high performance library robotics system You can start with a system configured to your present requirements confident that as your storage needs evolve the Library Xpress can easily be modified by adding modules and extending the XpressChannel Add drives for faster performance or magazine space for greater capacity as needed Then just turn on the power and immediately the system updates the system map so the host is informed of the expanded capability Multi Server Data Sharing A host computer with a SCSI controller connected to a bus is a SCSI Initiator The Global Control Module is a SCSI Target SCSI rules permit multiple Initiators on a single bus Therefore with the proper host software it 1s possible to connect multiple hosts to a single Global control Module over a single SCSI bus This allows multiple hosts to operate the library robotics loading and unloading cartridges as each host requires In a sy
26. approximately one inch from the rails 20 Go on to the section on installing the XpressChannel Installing the XpressChannel in the Rack 1 Ifyou have not previously done so install the angle brackets on the rack slide extensions of the top and bottom modules using one 10 32 screw and an L shaped nut plate for each angle bracket The L shaped nut plates should hang from the top of the slide extensions on the outside Place the angle brackets so the front edge of the vertical part 15 15 16 behind rear edge of the slide body as shown in the inset in Figure 2 12 2 Referring to Figure 2 12 position the XpressChannel against the back of the installed modules so that the support braces rest on the previously installed angle brackets Install an 4 x 20 mm screw and washer through the rear hole in each angle bracket into the support braces Do not tighten 34 Chapter 2 Installation 3 Look closely at the right flange of the XpressChannel left side as viewed from the rear of the rack as shown in the inset in Figure 2 12 At the top module position the XpressChannel horizontally so that the edge of the flange fits exactly into the slot on the rear of the chassis of the top and bottom modules j
27. downward so that 4 15 displayed then press Enter button to save the new selection An appears to the left of the 4 to indicate that it 15 the current selection 7 Press the Escape button repeatedly until the submenu in Figure 2 18 reappears 8 Repeat this procedure for each configuration option you want to change Setting Up a Mail Slot Some of the available host software enables the system administrator to limit access to the library as a whole while permitting insertion into or removal from the library of one or more tape cartridges when needed This feature is commonly called a mail slot It is implemented using SCSI Import Export elements In the Library Xpress system you can designate the magazine of any slave module as the mail slot magazine When you do so the entire magazine 1s withdrawn from the list of storage elements You can designate any number of mail slots from one slot up to the full size of the magazine To configure a mail slot use the following procedure 1 As shown in Figures 2 16 through 2 18 in the preceding procedure navigate from the Default Screen through the Main Menu to the Configure Submenu 2 Scroll down on the Configure Submenu until you see Set Mail Slot and select that option The screen shown in Figure 2 21 appears Chapter 2 Installation 47 vail Slot Emul Disabled Figure 2 21 Set Mail Slot Submenu 3 With the next to line 1 press the Enter button The We moves
28. duos cu duse dioe do eo Die dud 69 FIGURE 3 14 LIBRARY STATUS SUBMENU cccccossccscccsccsccscceccccccscceccecccscceccesccsccsccssccsccees 70 FIGURE 5 15 DRIVE STATUS MENU 71 FIGURE 3 16 MAP INFO SUBMENU 71 FIGURE 5207 SECURELY MENU 73 FIGURE 3 18 CODE SELECT SUBMENU 5 ode e PEOR D QU DRE 74 FIGURE 3 19 CODE ACCEPT SUBMENU oni ue sees eu Ue 74 FIGURE 3 20 PANEL LOCKED SCREEN 0 0 05099 Ped aeo oe CERE FEE EOS PUERO 75 FIGURE 3 21 CODE ENTRY SUBMENU SEDES EU 75 FIGURE 3 22 CODE VALIDATE SUBMENU cccccccssccccccscscccccccccssccccccccsccccccescscccccceccssccssceces 75 FIGURE 3 23 ERROR HISTORY SCREEN eseesesoecuve sueeveeo evo eese euve se eoe N 76 FIGURE 3 24 DEFAULT SCREEN 29 62 2 5 85009 50087 OPER SOS Eee PINE 77 FIGURER 3 25 MAIN VENUS 77 FIGURE 3 26 LOAD UNLOAD INITIAL SCREEN cccccsscssccscccccccccsccecccsccscceccesccscceccssccscceces 77 FIGURE 3 27 LOAD UNLOAD FROM ENTRY SCREEN ccccccssccscccsccsccsccecccsccscceccesccscceces 79 FIGURE 3 28 LOAD UNLOAD TO ENTRY SCREEN eee eee eee esee
29. high volume backup and archival service as well Modules Available modules in the Library Xpress series are the following e Global Control Module LXG Base Module LXB e Capacity Module LXC Every DLT Library Xpress System consists of one Global Control Module and any combination of up to eight of the remaining modules stacked in a rack The Global Control Module can move media freely between itself Base Modules and Capacity Modules via the robotically controlled XpressChannel M In a DLT Library Xpress System you can combine modules to provide the right combination of capacity and performance to meet your present requirements Overland Data s Smartscale Storage M architecture lets you change or add to the mix of modules to optimize throughput capacity or both as your needs change When connected as a system the robotics in Base Modules and Capacity Modules act as commanded by the Global Control Module The host computer or computers need no knowledge of the internal geometry of the system or of the actions or capabilities of any of the slave modules The Global Control Module presents to the host or hosts a single SCSI medium changer device with a single SCSI Medium Transport element a number of SCSI Storage elements equal to the total number of cartridge magazine slots a number of SCSI Import Export elements as specified by the user during configuration of Chapter 1 Introduction 1 the Global Control Module and
30. ink Jet printers Chapter 3 Operation 89 Chapter 4 Maintenance The only maintenance task that should be periodically performed by the user is to run the cleaning cartridge The system will notify you when a drive needs cleaning Occasionally new firmware is issued by Overland Data Firmware upgrades must be performed by qualified service personnel The Maintenance Menu offers the following options Clean Drive Diagnostic Menu Demo Menu Flash Update Flash Slaves Novram Update Clock Update Flash DLT Reboot Module Of these only Clean Drive and the Demo Menu are intended for the user This chapter tells you how to clean the drives The Demo Menu is described in Chapter 5 Troubleshooting Cleaning Cartridge The cleaning cartridge is similar in appearance to the cartridge shown in Figure 3 43 The command to run the cartridge is issued from the control panel of the Global Control Module The procedures that follow tell you how to install a cleaning cartridge how to clean a drive and how to remove the cleaning cartridge The default location for a cleaning cartridge is slot 1 That is unless you specify a different slot when you start a cleaning operation the system will look for the cleaning cartridge in slot 1 A cleaning cartridge can be run from any slot in any module Chapter 4 Maintenance 91 Note The cleaning cartridge is abrasive and should not be used unless the Use Cleaner LED comes on o
31. into a Library Xpress magazine or any drive Shake the cartridge while listening for the sound of a broken part Any rattling sound makes a cartridge unfit for use Inspect the case for distortion or cracks e Inspect the leader by opening the cartridge door as shown in Figure 3 43 The leader should be positioned as shown in view 1 and should protrude at about a five degree angle from the case If the leader is out of position do not use the cartridge damage to the drive could result 88 Chapter 3 Operation 1 gt 2 Write Protect OFF 3 Write Protect ON Figure 3 43 DLTtape Cartridge Write Protection The write protection switch of a DLTtape cartridge 1s also shown in Figure 3 43 enable data recording slide the write protect switch to the right so that no orange color is visible through the window in the write protect switch 2 To write protect the DL Ttape cartridge slide the write protect switch to the left until the orange indicator shows through the window on the write protect switch 3 Barcode Labels Barcode labels should be 2 2 x 8 2 cm on card stock or similar heavy paper The label slips into the slot adjacent to the write protect switch on each tape cartridge The code used may be Code 39 Codabar 3 of 9 standard 2 of 5 or interleaved 2 of 5 with a length of 8 digits Minimum element width is 7 5 mm Several vendors supply software to print barcode labels on laser and
32. magazine fits into an extruded track which assures precise positioning with respect to the library robotics A ten cartridge tape magazine is shown in Figure 1 4 Insertion and removal of the magazine is described in Chapter 3 Operation Chapter 1 Introduction 9 Barcode Label Slide Slot not used Front Label Slide Slot Figure 1 4 Base Module 10 Cartridge Magazine XpressChannel Motor Drive Flash Connector Library Robotics SCSI Interface d uU EL ea Slave Module Robotics Bm Interface Connectors Power Connector Mi Figure 1 5 Global Control Module Rear View 10 Chapter 1 Introduction SCSI Interface 62 A N ALe e Ls 7 ww ew 2 exo eg V Power Global Connector Interface p Figure 1 6 Base Module Rear View Global Control Interface Power Connector Figure 1 7 Capacity Module Rear View Chapter 1 Introduction 11 Integral Fan Cooling A single forced air fan is mounted inside each module to provide optimum cooling for critical parts and to prevent the drive and robotics electronics motors and power supply from overheating Library Robotics The DLT Library Xpress System features library robotics that can load any of the cartridges stored in any
33. more single cartridges which implements the SCSI Import Export commands Note a magazine which has been reserved for Import Export service may not be used for data storage The Base Module Description The Base Module has one or two DLT drives and a 10 cartridge magazine with a rugged random access robotic mechanism Models The DLT Library Xpress Base Module is currently available in six models The first digit of the model number refers to the DLT drive model series The second digit of the model number denotes the number of drives The third and fourth digits denote the number of slots in the module s magazine Chapter 1 Introduction 3 The LXB2110 and LXB2210 using 2000XT series drives read from and write to the DL Ttape M formerly CompacTape IIIXT 1 2 inch cartridges with a native capacity of 15 GB per cartridge The LXB4110 and LXB4210 using 4000 series drives can use both DL IIIXT and higher density DLTtape IV cartridges The latter have a native capacity of 20 GB per cartridge The LXB7110 and LXB7210 using 7000 series drives also use the DLTtape IV cartridges but provide a native capacity of 35 GB per cartridge models can also read and write DLTtape III cartridges Both read and write densities are selectable from the front panel and under SCSI control from the host Note It is strongly recommended that if you do not equip all Base Modules with the same drive model you set up tape grouping via h
34. of 1 25 MB second With both drives operating the 2000XT s rate 15 2 5 MB second For the 4000 series the maximum sustained native rate 15 1 5 MB second With both drives operating the 4000 s native rate is 3 0 MB second In modules equipped with 7000 series drives the native data transfer rate 1s 5 0 MB second 10 MB sec for two drives The rates for compressed data are the native rates multiplied by the compression factor which depends on file content but averages approximately 2 1 Internal Cabling Configuration The Library Xpress System is wired in an independent bus SCSI configuration That is the robotics and each of the drives has its own SCSI bus SCSI jumpers are available for those applications requiring that some combination of drives and robotics be daisy chained to a single SCSI bus These configurations are described in more detail in the section on SCSI Interfaces in Chapter 2 Installation Bus Length Limitations The single ended SCSI 2 bus is limited to 6 meters overall length and the single ended Fast SCSI 2 bus is limited to 3 meters overall length In contrast differential SCSI 2 and Fast SCSI 2 buses may be up to 25 meters The internal wiring of a single ended Library Xpress system may consume a significant fraction of the allowed length leaving very little extra for Chapter 1 Introduction 5 attachment to the host Overland Data strongly urges use of the differential configuration for best performance
35. the SCSI IDs of the DLT drives Table 2 1 summarizes the configuration settings for the DLT LibraryXpress System The default settings are shown in the fourth column other possible settings are shown in the third column Note The options described in this table represent the version of the firmware in use when this manual was written If the displays on your control panel differ from those described here contact your Technical Support representative for additional information 52 Chapter 2 Installation Table 2 1 LibraryXpress Configuration Options Data Format Density THZ01 THZ02 DLT2000 DLT2000XT DLT4000 DLT7000 Auto Selection Compression Enabled Disabled Disabled Enabled at 10 0 only SCSI Lib Bus Parity Enable Disable Enabled Lib Bus ID SCSI ID DLTO Bus ID SCSI ID 6 DLTn Bus ID SCSI ID Element Base Transport NNNN hex Storage NNNN hex Transfer NNNN hex Import Export NNNN hex Identification Vendor ID OVERLAND OVERLAND EXABYTE DEC Quantum Vendor Unique Product ID LXB EXB 210 LXB EXB 440 EXB 480 TZ Media Changer Vendor Unique Negotiation Negotiation Mode Do Not Do Not Initiate Initiate Initiate Transfer Rate 10 MB sec 5 10 MB sec MB sec Asynchronous Mail Slot Mail Slot Emul Disabled Disabled Enable Module 1 Enable Module n Mail Slot Count 1 through n Chapter 2 Installation Reserved Slots Reserved Slots 0 through n WEN Special Config Mode Page
36. the fault symptom codes FSC and error recovery procedures ERP appears in Chapter 5 Troubleshooting Chapter 3 Operation 63 Slave Module Default Screen The slave modules display a different default screen as shown in Figure 3 8 DLT1 Seeking DLT2 Idle Loader Idle 17 Figure 3 8 Slave Module Default Screen The example shown is a Base Module in the module 1 position The first and second lines of the Default Screen show the status of the two drives within the Base Module On line 4 a rectangle appears in each position which contains a cartridge An underline would appear at each empty slot The numbers at the beginning and end of line 4 represent the numbers the system has assigned to the first and last slots of that module The Default Screen of a Capacity Module omits drive status on lines 1 and 2 and shows the status of the library robotics within the module On lines 3 and 4 a rectangle will appear in each position which contains a cartridge An underline represents an empty slot The possible status conditions of the drives are No Tape Idle Rewinding Seeking Reading Writing Erasing Cleaning Unloaded Loading Unloading Hard Error In Flux Fault Chapter 3 Operation The third line in a Base Module or the second line in a Capacity Module tells the status of the library robotics Loader within the slave module The possible conditions of the library robotics are e Fetch Stow Taking
37. thread the belt from the motor drive counter clockwise around the idler pulley and back to the right end 6 Holding the ends of the belt as shown in Figure 2 7 the two ends should be touching or very slightly overlapping Chapter 2 Installation 25 26 Figure 2 6 Threading the Belt Through the Base Section Figure 2 7 Checking Belt Length Chapter 2 Installation Gap Visible Figure 2 8 Belt Block With Belt In Place 9 Loosen the four screws that hold the belt retaining plates to the block Slide the ends of the belt under the plate until they engage the teeth on the block Both ends of the belt should be visible through the gap between the plates as shown in Figure 2 8 Set the belt so there 15 only a small space between the ends of the belt approximately 1 32 10 Tighten the four screws that hold the belt retaining plates Figure 2 9 Aligning the Captive Screws With the Block Chapter 2 Installation 27 1 Pull out the paper clip previously installed in the base section This applies the proper tension to the belt 2 Locate the two captive screws in the car Screw them backward approximately one thread into the bracket in the car so they are held in an upright position 3 Position the belt block at least six inches from the motor drive pulley 4 Locate the spring loaded wheels of the car Referring to Figure 2 9 engage the spring loaded wheels in the track while p
38. 000 hrs unlimited duty cycle ME TE EHE 15 min Head NE EUST 30 000 tape motion hrs DESIN LING nee e Sd 5 years 3 300 power on hrs year Reliability Specifications Library Robotics Life Expectancy Load Unload Operations 500 000 Belg Mi T oeven years Appendix A Specifications 101 Power Specifications 115 240 VAC Amperage Each Module carin E cU Mot 1 8 1 2A ICH lC eee ee 1 0 0 5A MD 50 60 Hertz Mechanical Specifications PERMETTRONT RETINENS 6 97 in 17 70 cm AARE UN IN DN EM 17 00 43 18 Depth 23 75 60 35 behind 22 75 in 57 79 cm Weight Base Module d a d gl rn dE 62 lbs 28 kg single GUY 6 derit ect ete hagas tant D EU 48 lbs 22 kg Ib CM OS ET HS HM 41 lbs 20 kg XpressChannel 2 module height 5 Ibs 2 3 kg Shipping Weight Base Module dual nM Arar f tat 70 Ibs 32 kg SINGI CGY 56 Ibs 25 kg Global Control Module packed with XpressChannel 75 Ibs 34 kg Capacity Module 55 Ibs 25 kg Environmental Specifications Operating Dry Bulb
39. 1F Length Short Short OxOE Long 0x12 Model Number OVERLAND OVERLAND LX Blank Line Vendor LX Unique Init Elem Status No No Inventory Inventory Force Inventory Force Label Scan 54 Chapter 2 Installation Chapter 3 Operation This chapter describes manual operation of the system through the Global Control Module control panel which is the normal manner of manual operation Later in the chapter some online and offline operations which may be performed through the control panels of the Base Module and the Capacity Module are described Global Control Module Front Panel The front panel of the Global Control module includes a power switch for the module and the control panel which has buttons a display and indicators Figure 3 1 shows the front panel 16 Cartridge Magazine Magazine Security Lock Control Panel Unlock Open Button Locked Indicator Power Switch Figure 3 1 Global Control Module Front Panel Chapter 3 Operation 55 Power Switch The power switch controls the supply of AC power to the module It is set into a recess in the front panel to prevent accidental operation Press 1 to turn the module ON and O to turn the module OFF Note The Global Control Module must be turned on after or simultaneously with the slave modules If this 15 not done the Global Control Module may not be notified of the presence of one or more of the sla
40. 32 Chapter 2 Installation 4 b Continue to pull the outer slide towards the rear until the outer slide lock engages the intermediate slide Press down on the inner slide lock to permit the intermediate slide to continue to move toward the rear Continue to move the outer and intermediate slides toward the rear until they are separated from the inner slide 5 Locate the screw holes in the front and rear rails of the cabinet or equipment rack where the module 15 to be installed 6 Assemble a mounting bracket to each outer slide using two 10 32 screws with washers and a nut plate for each Select slots in the mounting brackets so the length of the assembly equals the distance between the front and rear rails of the rack Finger tighten only 7 Fasten each outer slide behind the front rail of the rack using two 10 32 stainless steel low profile screws and one nut plate 6 Fasten each of the mounting brackets to the front of the rear rail of the rack using two 10 32 screws and one nut plate 9 Tighten the screws installed in step 4 10 Pull the intermediate slides toward the front out of the rack so that they lock in the extended position 11 Note This step should be performed by two people In front of the rack lift the module to its installed height Engage the inner slides mounted on the module with the intermediate slides protruding from the rack and slide the module toward the rack until the inner slide lock engages the i
41. 79 FIGURE 3 29 CONFIRMATION SCREEN so soos nose eve oops 79 FIGURE 3 30 LOAD UNLOAD SIN PROGRESS SCREEN eee eee eee eeeeeeo eee 80 FIGURES SE MAGAZINE IN PLA CE JA 81 FIGURE 3 32 MAIN MENU 82000596 82 FIGURE 3 33 MAIN MENU SCROLLED 82 FIGURER 3 34 SECURITY MENU 82 FIGURE 3 35 UNLOCK ALL MEDIA SCREEN cccccsccsscssccccccscccccccccccsccccccescscccesceccscccscceces 83 FIGURE 3 36 10 SLOT TAPE MAGAZINE WITH CARTRIDGES INSTALLED e eee eee eee 84 FIGURE 3 97 MAIN MENU cae tune educ odio 84 FIGURE 3 35 MAIN MENU SCROLLED eue edo aee o eva ee ev o vba M 20e 85 EIGURE 3 99 SECURITY MENU N ome 85 FIGURE 3 40 UNLOCK ALL MEDIA SCREEN ccccsccsscssccsccecccsccccceccesccccceccscccscceccsscescceees 85 FIGURE 3 41 LOCK ALL MEDIA SCREEN eee ense eoe e epe eee eese eee eoe eo eo so e QU Uo PUE e e oU Rege 86 FIGURE 3 42 BASE MODULE FRONT PANEL eee eee eee eee eee 87 FIGURE 5 435 DETTAPE CARTRIDGE OUI Sa Pelo e 89 FIGURE 4 1 MAIN MENU 0 000 Pao I QUO Ue Peu PERO 93 FIGURE 4 2 M
42. AINTENANCE MENU 94 FIGURE 4 3 CLEANING iaaa aE 94 FIGURE 4 4 CLEANING CONFIRMATION SCREEN esessesessesesseseoseseoseseoseseoseseososeosesesseoese 94 FIGURE 4 5 CLEANING IN PROGRESS SCREEN sesseseoseseoseseoseoeoseoeoseososeoeoseososeoeoseososeossoo 95 FIGURE 5 1 TROUBLESHOOTING FLOW CHART ssesesseseoseseoseseosesessosesseseoseseososeoseseoseoese 99 vii Tables TABLE 1 1 BASE MODULE TAPE CAPACITIES cccccsscssccscccccccccscccccccccsccecccsccscceccssccscceces 14 TABLE 1 2 GLOBAL CONTROL AND CAPACITY MODULE TAPE 14 TABLE 2 1 BELT LENGTH FOR VARIOUS SYSTEM SIZES e eee e eee eee eee 24 TABLE 2 1 LIBRARY XPRESS CONFIGURATION OPTIONS cccccssccsccssccscccccecccsccscceccssccsccecs 53 TABLE 3 1 CONTROL PANEL BUTTON FUNCTIONS eee eee eee eee 60 TABLE 5 1 ERROR RECOVERY PROCEDURES ccccscosccssccsccesccsccsccecccsccecceccsscceccsccesccecees 100 TABLE 5 2 BAUET SYMPTOM CODES 101 viii Chapter 1 Introduction The DLT Library Xpress M System is an expandable modular tape library system combining DLT drive technology with advanced robotics The Library Xpress System is designed for high duty cycle on line and near on line applications such as hierarchical storage management HSM It is a superior performer in
43. Drive Configuration Men Cleaning Using Set Data Format DLT Format Diagnostics Cartridge Cycle Friction Test Tach Feedback Scanner Feedback Servo Test Harness Set SCSI Library Parity Library Bus ID DLT Bus ID Demos Demo Set Element Base Transport Addr Storage Addr Transfer Addr Import Export Addr Flash Update Flash All Slaves Set Identification Vendor Ident Product Ident NOVRAM Update Clock Update Set Date Day Month Year Figure 3 9 Flash DLT Reboot Module Set Time Hours Minutes Set Baud Rate Set Serial Number Set Unload Mode Set Negotiation Negotiation Mode Transfer Rate Set Mail Slot Module Enabled Slot Count Show History Menu Statistics Error History Initial Config Config History Security Menu Unlock Panels Unlock All Media Lock All Panels Lock Media Master Locking Module Locking Madule Locking Set Unlock Code LibraryXpress Menu Structure Set Reserved Slots Slot Caunt Set Special Contig Mode PG If Lengt
44. Inventory Checking Drives Scanning Labels Orphaned Cartridge Trapped Cartridge Elevator Home The fourth line in a Base Module or the third and fourth lines in a Capacity Module is a map of the magazine The numbers from 17 to 26 in Figure 3 8 represent the map numbers of the cartridge slots In this case we have a 10 slot magazine in the first position below the 16 slot Global control Module These numbers vary according to the position of the module within the system and the size of the magazine If no magazine is installed line 4 says No Magazine The boxes which are present on this line indicate that a cartridge is present in the corresponding slot of the magazine An underline means that there is no cartridge present in that slot Selecting Control Panel Display Modes As previously described the POST Screens the Initialization Screen and the Default Screen appear without operator or host intervention The Fault Screens appear whenever a fault occurs The screens which follow appear in response to operator actions The LibraryXpress Menu Structure Figure 3 9 shows the structure of the Library Xpress menus Chapter 3 Operation 65 Power Up Displays Default Display Panel Lock at Fault Display Show Status Menu Library Load Unload From To DLT Map Info Controlled by the Security Menu Maintenance Menu Clean
45. L CLC Appendix A Specifications 104 DECLARATION OF CONFORMITY We Overland Data Incorporated 8975 Balboa Avenue San Diego CA 92123 1599 USA on our own responsibility declare that the product Kind of equipment Cartridge Tape Capacity Module Type designation Models DLT LXC is in compliance with the following norms and documents European Council Directive 89 336 EEC laws relating to electromagnetic compatibility EMC Directive EN 55 022 Radio Frequency Interference limits and measurement Information Technology Equipment class B standard EN 50 082 1 Electromagnetic compatibility genericimmunity standard European Council Low Voltage Directive 73 23 EEC EN 60950 Information Technology Equipment Safety Standard Accredited test laboratory TUV Product Service 10040 Mesa Rim Drive San Diego CA 92121 USA 7 adutt WC bode 17 March 1997 scottMcClendon President san Diego California USA Manufacturer Authorized place and date of issue representative name and DOC LX3Xx DOC 5 MARCH 1996 signature Appendix A Specifications 105 DECLARATION OF CONFORMITY We Overland Data Incorporated 8975 Balboa Avenue San Diego 92123 1599 USA onourown responsibility declare that the product Kind of equipment Cartridge Tape Drive designation Model DLT LXBS DLT LXBD
46. LA TION 17 Identifying the Parts of the XpressChannel c ccce eee eee eee eee eee eene eene retten 17 Orientation of Parts During Assembly 20 Preparing to Assemble the Xpress Channel c eee e eee eee eee eee eee ee eene enne 20 Assembling the XpressChannel 5 o ee ette 20 Installing the PERMET 23 Adding to an Existing XpressChannel c eaae eese eee eee eene eene eene entente 29 Mounting the Module Rack Slides 30 Installing the XpressChannel in the Rack cc eee eee eee eee esee eee eee ee nennt 34 INTERFACES AND CABLING Pi RARE eaae N Esa RERO Loa E SIDES OS TN QUEE Ne c DUO Pe URBE REDE 36 XpressChannel Motor C ble e 37 Control Cables sit p RERUM te ab t NNUS 36 POW OCH trot P NC ET 36 36 Interface Cable Specifications 40 Terminalo s deed deb adh acces ashe 41 Interface Cable and Terminator Installation eee ecce eee eee eene eee een nn 42 CONFIGURATION er 44 A Configuration Example Setting the SCSI ID 44 Selling Up d eda buo Io Un Men EON e eR i e iR iip ve ies 47 PATIATUR 49 Descriptions of Configuration Options e eeee esee eene eee ee eene
47. LibraryXpress Series DLT Library System Including LXG LXB and LXC Modules and XpressChannel Installation and User Manual DIGITAL Part Number EK TL890 OM A01 P N 104139 101 Rev A 3 97 batch PROPRIETARY NOTICE information contained in or disclosed by this document is considered proprietary by Overland Data By accepting this material the recipient agrees that this material and the information contained therein are held in confidence and in trust and will not be used reproduced in whole or in part nor its contents revealed to others except to meet the purpose for which it was delivered It is understood that no right is conveyed to reproduce or have reproduced any item herein disclosed without express permission from Overland Data Overland Data provides this manual as is without warranty of any kind either expressed or implied including but not limited to the implied warranties of merchantability and fitness for a particular purpose Overland Data may make improvements or changes in the product s or programs described in this manual at any time These changes will be incorporated in new editions of this publication Overland Data assumes no responsibility for the accuracy completeness sufficiency or usefulness of this manual nor for any problem that might arise from the use of the information in this manual In May 1993 Overland Data Inc acquired the engineering manufacturing and marketing r
48. Media Figure 3 39 Security Menu 5 Press the button once to move next to Unlock Media then press the Enter button The display will appear as follows Unlock All Media In Progress Figure 3 40 Unlock All Media Screen 6 When the words In Progress disappear press the Escape button repeatedly until the Default Screen appears 7 Press the Unlock Open Button on the front panel of the Module If the module does not unlock be sure that the key lock on the Module s front panel is unlocked 8 Insert the magazine into the module with the cartridges protruding toward the left 9 If you want to relock the media repeat steps 2 through 4 Chapter 3 Operation 85 10 Press the V button three times to move the next to Lock All Media then press the Enter button The display will appear as follows Lock 11 Media In Progress Figure 3 41 Lock Media Screen 12 media are now locked When the words In Progress disappear press the Escape button repeatedly until the Default Screen appears Base Module The front panel of the Base Module is nearly identical to the Global Control Module It includes a power switch for the module the magazine door the Magazine Security Lock the Unlock Open button with its Locked indicator The control panel shown in Figure 3 3 has one more LED indicator than the Global Control Module Figure 3 42 shows the Base Module front panel
49. N A Clears Soft N A N A Screen Errors Note There is an auto repeat feature for and Y buttons When the user presses either button for more than one half second the control panel behaves as if the user were pressing and releasing the button about four times per second This effect stops when the user releases the button 60 Chapter 3 Operation Front Panel and Media Locks To avoid accidental interruption of system operation by entering the Menu Mode or removing cartridges while the host 1s accessing the system the front panel and the media for each module may be electronically locked When the front panel of the Global Control Module is locked you can only enter the Menu Mode after entering a 4 digit code That 15 when the Default Screen 15 displayed pressing the Enter button does not invoke the Menu Mode until you enter the code The front panel of a slave module cannot be unlocked without using the Security submenu on the Global Control Module to unlock it slave module front panels are locked by default when connected to a Global Control Module Media located in any or all modules may be locked and unlocked using the Security submenu on the Global Control Module When the media are locked you can only remove media after unlocking the module from the Global Control Module using the Security submenu Procedures for locking and unlocking front panels and media are described later in this chapter Starting the Sys
50. Revision Controller Revision Cartridge Present Hardware Error Cleaning Needed Write Protected Operate Handle Map Information Screen When you select Map Info the screen in Figure 3 16 appears The location being reported appears on Line 1 The content of the bar code on the label up to 8 characters appears on Line 4 DLTI Occupied Label Valid XXXXXXXX Figure 3 16 Info Submenu The list of locations available for display on line 1 15 as follows If you do not designate any mail slots those lines are omitted from the list Chapter 3 Operation 71 DLTI DLT2 DLTn Slot1 Slot2 Slotn Mail Slot1 Mail Slotn Depending on the report for each location Line 2 may display either Empty or Occupied or if a magazine is absent Not Installed Depending on the report for each location Line 3 may display either Label Valid or Label Not Present For each location reported Line 4 will display the actual bar code on the label up to 8 characters Maintenance Menu The Maintenance Menu and the options under it that are intended for operator use are described in Chapter 4 Maintenance Additional options on the Maintenance Menu that are intended for use by service personnel are described in the Service Manual Configure Menu The Configure Menu how to use it and the options available under it are described in Chapter 2 Installation 72 Chapter 3 Operation Show History M
51. SCSI 39 42 calendar setting 50 capacity 13 14 expanding 6 Capacity Module 4 39 cartridges 87 inserting into magazine 83 requirements for 87 CE Diagnostics 13 Clean Drive 82 84 91 92 96 cleaning cartridge 91 95 installing 92 removing 95 when to use 92 93 Cleaning Needed 58 71 92 Cleaning Submenu 82 85 94 clock setting 50 CompacTape cartridge 3 14 87 88 compression data 13 14 configuration options 15 44 45 49 54 configuration how to customize 44 Configure Menu 15 45 46 47 48 67 68 72 76 81 82 84 93 options 40 54 connectors SCSI 4 5 38 Control Panel 8 44 56 60 65 92 95 D daisy chained SCSI 5 43 data format option 49 date setting 50 default option 51 Default Screen 45 59 60 62 65 67 68 75 76 79 92 93 95 Global Control Module 62 63 slave modules 64 65 density setting 49 desktop modules conversion 6 diagnosing problems 97 diagnostics 13 62 differential SCSI 38 40 41 Digital Lempel Ziv DLZ data compression 13 display 8 56 display messages 45 49 61 86 drive fault indicator 58 Drive Status Submenu 70 drives models of 5 13 103 drives status of 64 E electromagnetic emission 105 element base option 50 emergency magazine removal 80 83 EMI 40 105 Enter button 59 Environmental Specifications 104 105 ERP 63 97 See Error Recovery Procedures Index error checking 13 Error History Screen
52. STALLS NICHT GEFAHRDET 30 Chapter 2 Installation Note All of the screws washers and nut plates required for rack mounting are supplied with each module The slides must be fastened to the front rails of the rack using four stainless steel 10 32 low profile screws and the nut plates provided Two 10 32 clip nuts are provided to engage the captive screws on the front panel Follow the instructions below to install each Library Xpress Module into the rack You will need a 2 Phillips screwdriver and a flathead screwdriver Refer to the figures as directed Note The left and right slides are alike so there 15 no risk of confusing the parts on assembly 10 32 Low E0 Profile Screws 10 32 Screws OUTER SLIDE ee A ES Mounting Bracket _ e 9 di 27 10 32 Rear Screws NM INTERMEDIATE SLIDE Front Rear INNER SLIDE attached to module 1 Lock Tab 2 Figure 2 10 Rack Slide Parts Chapter 2 Installation 31 Referto Figure 2 10 to identify and orient the parts of the slides The slide is attached to the Module enclosure by means of three screws through the inner slide These will be accessible after the slides have been separated Figure 2 11 Separating a Rack Slide 2 Refer to Figure 2 11 Separate each set of slides as follows 3 a Pull the outer slide toward the rear along with the intermediate slide until the inner slide lock engages the intermediate slide
53. Technical Support Fault Symptom Codes FSC Fault Symptom Codes appear in the Fault Screen described in Chapter 3 Operation Each FSC is accompanied by a descriptive message and instructions for clearing the fault When a fault persists the operator should look up the FSC in Table 5 2 to determine the error recovery procedure to be followed If you call your Technical Support representative about a fault condition be sure to furnish the FSC to aid in identifying the problem Table 5 2 Fault Symptom Codes FSC Displayed Message ERP Picker Tries Excd Power Down to Clear 3002 Picker Tach Errors D G Chapter 5 Troubleshooting 99 Power Down to Clear m Elevator Tach Errors Power Down to Clear Elevator Jammed Power Down to Clear Picker Jammed Power Down to Clear All DLTs Slots Empty Press Enter to Clear All DLTs Slots Full Press Enter to Clear All Drives Full Press Enter to Clear DLT Already Loaded m Press Enter to Clear Expired Clean g Cart ul Press Enter to Clear ul Not a Clean g Cart Press Enter to Clear All DLTs Slots Empty Press Enter to Clear If an error message 15 displayed that is not included in Table 5 2 please write down the fault code number and follow the recovery procedure described on line 4 of the display If the same error occurs again call your technical support representative 100 Chapter 5 Troubleshooting Appendix Specifications Operational Pe
54. Temp seccoososssuscsakbanteriseristenssvrsxs 50 F to 104 F 10 C to 40 C Temperature 1 8 F min 1 C min Temperature 59 F 15 C over 2 min Wet Bulb Temperature tace oed ont aet au i s 78 8 F 26 Relative Humidity non condensing eee 1596 to 8596 elrie qe 10 hour AUG 100ft to 10 000 ft 305m to 3050m Non Operating Packed or Unpacked Dry BUD s sition itas qut Eoo P oe hats 40 F to 140 F 40 C to 60 C Temps Gradient nee es 36 F 20 C hour across the range Temperature 27 F 15 C over 2 min Wet Bulb Temp 86 F 30 C Relative Humiditynon condensing eren 1096 to 95 EE 10 hour ANUE eea a 100 to 10 000 ft 305 to 3050m Appendix A Specifications 102 Environmental Specifications Cont d Storage Transit Dry Bulb Terhp ttis 40 to 140 F 40 C to 60 C Temp Gradient 45 F 25 C hour across the range Temperature 27 F 15 C over 2 min Wet DUulb TeImbp ssscicsxicanics icons 86 F 30 Relative Humiditynon condensing 596 to 9596 eade
55. U ENABLED ccccsccsccssccsccecccscccccsccesccscceccescccccecees 48 FIGURE 2 23 SET RESERVED SLOTS SUBMENU cccccsscssccscccccccccscceccccccscceccccccscceccesccscceces 49 FIGURE 3 1 GLOBAL CONTROL MODULE FRONT PANEL e ee eese eee eee 55 FIGURE 3 2 GLOBAL CONTROL MODULE AND CAPACITY MODULE CONTROL PANEL 56 FIGURE 3 3 BASE MODULE CONTROL PANEL ccccscossccssccscccssccssccscccecccscccsccscccssccssccsscees 57 FIGURE 3 A POST SCREEN 2 23 52 a 62 FIGURE 3 5 INITIALIZATION SCREEN Qs ee deo ato e duse dos Qu aede 62 EIGURE 3 0 DEFAULT SCREEN aaob 63 BIGURE BAUET SCREEN a 63 FIGURE 3 8 SLAVE MODULE DEFAULT SCREEN 64 FIGURE 3 9 LIBRARYXPRESS MENU FIGURE 3 10 MAIN MENU 67 vi FIGURE 3 11 PANEL LOCKED SCREEN 4 1 e vebee Pee Or ev av ava ue eu e aeuo Qe po eee o eb eod ee av ap 67 FIGURE 3 12 CODE ENTRY SUBMENU OI EDI E DOR EE PR ENSE E 68 FIGURE 3 13 SHOW STATUS se
56. Vendor ID OVERLAND Product ID LXB Set Date Enables you to set the system s calendar Onl OUI OUM 50 Chapter 2 Installation Set Time Enables you to set the system s clock Set Baud Rate Enables you to set the data transmission rate of the Global Control Module s trace port This function is intended for use by CEs only The default is 38400 bits sec Set Serial number This setting enables you to alter the Global Control Module s serial number as stored in the unit The Module s robotics reports these settings in response to the SCSI Inquiry command in the Unit Serial Number Page Set Unload Mode This setting determines whether a SCSI Move Medium command is interpreted as implicit or explicit If implicit the Global Control unloads a drive before attempting to move a cartridge from that drive If explicit the host must issue a SCSI Unload command to the drive before each Move Medium command from a drive to a slot The default 1s Implicit Set Negotiation This option offers two choices Initiate Negotiation and Set Transfer Rate Initiate Negotiation if set allows the system to initiate SCSI Synchronous Negotiation with the host the default is No The Global Control always responds to host initiated negotiation Set Transfer Rate can be set to 10 Mbytes sec 5 Mbytes sec or Asynchronous The default is 10 Mbytes sec Set Mail Slot Some of the available host software enables the system administrator to limit access
57. age Magazine Locked will be displayed The Global Control Module must be ready and not actually executing a command Important Note When you enter the Menu Mode the Ready light goes out The magazine cannot be inserted or removed unless the Ready light is on To remove the magazine when a failure prevents the Ready light from illuminating see the paragraph headed Emergency Magazine Removal later in this chapter Magazine Security Lock Rendy Figure 3 31 Magazine In Place Removing a Magazine 1 Press the Unlock Open Button on the front panel of the module If the message Magazine Locked appears on the control panel of that module continue with step 2 If no such message appears skip to step 8 Chapter 3 Operation 81 2 control panel of the Global Control Module at the Default Screen press the Enter button to display the Main Menu shown in Figure 3 32 Note if the display says that the front panel is locked you need to know the unlock code for your system See the section titled Entering the Menu Mode earlier in this chapter for unlocking instructions Load Unload Show Status Menu Maintenance Menu Configuration Menu Figure 3 32 Main Menu 3 Press the button five times to scroll the display and move the next to Security Menu The display will appear as follows Maintenance Menu Configuration Menu Show History Menu Security Menu Fig
58. ble drive Use the button to scroll line two to Slot 4 The display appears as shown in Figure 3 27 Chapter 3 Operation Figure 3 27 Load Unload From Entry Screen When you have scrolled to your desired source press the Enter button to select it Notice that in Figure 3 28 two changes occur in the display e The reappears at the beginning of line 2 indicating that you have made a selection e now moves to line 4 indicating that you may now select a destination From skSlot4 To i KDLT1 Figure 3 28 Load Unload To Entry Screen You can now simply press the Enter button to select DLT1 as the destination Note that there is no at the end of line 4 nor T at the end of line 1 There are no additional choices because 1 you have selected a slot as the source so the destination must be a drive and 2 DLT2 already has a cartridge in it so it cannot be a valid destination Press the Enter button to select DLTI In response the confirmation screen in Figure 3 29 appears From Slot4 To DLTI ENTER To Execute ESCAPE To Cancel Figure 3 29 Confirmation Screen Chapter 3 Operation 79 As the confirmation screen indicates to execute the load or unload press the Enter button If the confirmation screen does not show your intended source and destination press the Escape button to return to the entry screen When you press the Enter button the screen shown in Figure
59. d in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at their own expense Appendix A Specifications 103 DECLARATION OF CONFORMITY We Overland Data Incorporated 8975 Balboa Avenue San Diego CA 92123 1599 USA on our own responsibility declare that the product Kind of equipment Cartridge Tape Control Module Type designation Models DLT LXGS DLT LXGD is in compliance with the following norms and documents European Council Directive 89 336 EEC laws relating to electromagnetic compatibility EMC Directive EN 55 022 Radio Frequency Interference limits and measurement Information Technology Equipment class B standard EN 50 082 1 Electromagnetic compatibility generic immunity standard European Council Low Voltage Directive 73 23 EN 60 950 Information Technology Equipment Safety Standard Accredited test laboratory TUV Product Service 10040 Mesa Rim Drive San Diego CA 92121 USA WA sftt Wt Choke 17 March 1997 scott McClendon President san Diego California USA Manufacturer Authorized place and date of issue representative name and PC signature ze X ECL EC
60. e Global Control Module Insert the magazine into the module If you want to lock the magazine perform step 7 Otherwise this completes the operation Chapter 4 Maintenance 95 7 control panel of the Global Control Module select Security Menu on the Main Menu then Lock All Media on the Security Menu Note Modules may be unlocked and locked individually using the individual module locking items on the Security Menu All media are now locked 96 Chapter 4 Maintenance Chapter 5 Troubleshooting Diagnosing Problems There are two main types of problems that can cause the LibraryXpress System to malfunction or fail to perform correctly platform problems and general drive errors Some errors cause Fault Symptom Codes FSC to be displayed on the control panel of the Global Control Module along with a description of the fault Other errors cause the Alert lamp to light while an FSC 15 displayed on the control panel of one of the other modules in the system Error Recovery Procedures ERP are available for some FSCs They are described in this chapter Platform Problems These errors arise out of incorrect installation and configuration The most common characteristic of this type of error is that the system appears to operate normally except that no data can be interchanged You may or may not get an error code on the Global Control Module control panel To identify an error caused by this t
61. e from the Default Screen through the Main Menu to the Configure Submenu 2 Scroll down on the Configure Submenu until you see Set Reserved Slots and select that option The screen shown in Figure 2 23 appears Reserved Slots Figure 2 23 Set Reserved Slots Submenu 3 With the next to line 1 press the Enter button The We moves to line 2 appears at the end of line 4 and a appears at end of line 1 Now you can use the and Y buttons to scroll line 2 to specify the number of slots to be reserved Scroll to the desired number then press the Enter button to save the new selection 4 Press the Escape button repeatedly to return to the Default Screen Descriptions of Configuration Options The items available on the Configuration Menu are as follows 3 lt 3 3 1 ci e mm 3 3 31 Chapter 2 Installation 49 Set Data Format This setting enables you to 1 set the data format to Auto Selection THZ01 THZ02 DLT2000 DLT2000XT DLT4000 DLT7000 and 2 enable or disable data compression Compression can not be enabled when either THZO1 or THZ02 format is in use This setting applies to the next or the currently loaded cartridge only An unload command returns to the default This setting does not display the current format of the loaded tape Use the Show Status Menu for this purpose The defaul
62. e heading Loading and Unloading Tapes Show Status Menu When you select Show Status the menu shown in Figure 3 13 appears Library DLT1 DLT2 DLT3 Figure 3 13 Show Status Menu The items available on the Show Status menu are Library DLTI DLT2 DLTn Map Info Move the up or down with and V buttons then press the Enter button to select the item Library Status Submenu When you select Library the menu in Figure 3 14 appears Chapter 3 Operation 69 Model Number OVERLAND LXG Firmware Revision OX xx Figure 3 14 Library Status Submenu This screen is scrollable The list of Library Status categories available 15 as follows Model Number Firmware Revision Date Time Loader Status Library Configuration Vendor Identification Product Identification Transport Address Storage Address Transfer Address Imp Exp Address Serial Number SCSI Bus ID SCSI Bus Parity Negotiation Mode Transfer Rate Unload Mode Mail Slot Emulation Mail Slot Count Mode Page 1F Length Initialize Element Status Boot Version Flash Type Drive Status Menu When you select either of the drives the menu in Figure 3 15 appears Chapter 3 Operation Tape Motion Idle Tape Format No Tape Figure 3 15 Drive Status Menu This screen is scrollable The list of Drive Status categories available is as follows Tape Motion Product Type Tape Format Compression SCSI Bus ID Drive
63. eene eee eene sert teen 49 CHAPTERS OPERA MON ovt usn cvi Den Drev 55 GLOBAL CONTROL MODULE 55 UD iG 55 Front Panel and Media Locks 61 STARTING THE SYSTEM sisiran een egeo e REA CREE UR SEES NR o OR CEPR UR PROPER UR ER SERRE S ON EROR R CERA CEPR ARP R ERR 61 DDS DUE 61 SELECTING CONTROL PANEL DISPLAY eue eoe ne 65 The Library Xpress Menu Structure eee essen ee eene eee eee teen thee heat tees tate estote 65 Entering the Menu Mode ccccsssscccsnssccccnssccccnsscccccsscccccsscccccscccccssccccssscccessseceeees 67 Exiting the Menu Mode is cai icin E A Raa 68 Navigating Through the Menu Structure c eee ecce eee eee eee eee eee ee eene nete ee nnno 68 Displaying Firmware RevisiOn 76 Displaying Error 76 Loading and Unloading Tapes eee ee eee eee ee eee eee eee eene eene ette ente tees aate eee nnus 77 INSERTING AND REMOVING CARTRIDGES e eee eee eee eene oen tete ette ees osos stet eese e sese see eee eeeooe 80 Removing a Magazile 81 Emergency Magazine Removal 83 Inserting Cartridges Into the Magazine
64. elect Submenu An underline cursor appears underneath the first digit To set the first digit press the button or the button until the desired number is displayed To move the cursor to the second digit press the Enter button Repeat the process for each of the four digits Be sure to remember the 4 digit number as you will need it in order to enter the Menu Mode An unlock code of 0000 disables panel locking When you have finished entering four digits press the Escape button The screen shown in Figure 3 19 appears Your code 15 shown in place of XXXX Unlock Code ENTER to Accept ESCAPE to Exit Figure 3 19 Code Accept Submenu Press the Enter button if you want to adopt the unlock code that is displayed Press the Escape button if you do not want to accept it Press the Escape button again to return to the Main Menu and again to return to the Default Screen 74 Chapter 3 Operation The next time you attempt to enter Menu Mode the screen shown in Figure 3 20 appears You can still display the Status Menu without using the security code by pressing the Escape button at the Default Screen Front Panel Locked ENTER to Unlock ESCAPE to Exit Figure 3 20 Panel Locked Screen When you press the Enter button the screen in Figure 3 21 appears Unlock Code Figure 3 21 Code Entry Submenu Using the button and the WButtons set the first digit of the unlock code Press the
65. emble your XpressChannel Assembling the XpressChannel In most cases you have received a pre assembled XpressChannel If its length is correct for your system turn to the section titled Mounting the Module Rack Slides and continue on to the end of the chapter If you need to add sections please take a few minutes to read this section and the next section on installing the belt before proceeding to the section titled Adding to an Existing XpressChannel Note References to left and right refer to the position of the part when the XpressChannel is assembled and mounted in the rack as viewed from the front of the rack Refer to Figures 2 1 and 2 4 20 Chapter 2 Installation 1 Place base section with the inside facing down overhanging the right end of the work area with the bottom plate of the section toward the right 2 Place each of the extension sections with the inside facing down in a row aligned edge to edge beginning with the base section The bottoms of the sections should be toward the right Omit the motor drive at this time 3 Center one of the support braces across the rear of the base section over the holes on the rear surface of that section Be sure that the word LEFT that is stamped on the brace is upright 4 Insert two M4 x 20 Phillips sems screws through the holes in the support brace into the holes in the base section and tighten Chapter 2 Installation 21 Motor Drive Section
66. en Default Screen After the POST diagnostics have concluded successfully and initialization is complete the system default screen appears as shown in Figure 3 6 E NN 62 Chapter 3 Operation READY i ad 123456 Figure 3 6 Default Screen The numbers on the second line correspond to the slave modules that are connected to the system Up to eight slave modules may be connected The third and fourth lines represent the cartridge magazine in the Global Control Module A rectangle will appear in each position which contains a cartridge An underline represents an empty slot Fault Screen When a fault is detected within the Global Control Module or the XpressChannel a screen similar to Figure 3 7 appears When a fault is detected in one of the slave modules the Alert LED on the Global Control Module control panel is illuminated The Fault Screen appears on the malfunctioning slave module At the same time either the Drive Fault or the Loader Fault LED is illuminated on that module Fault Code XXXX Error Description ERP line 1 ERP line 2 Figure 3 7 Fault Screen The first line in Figure 3 7 shows a numerical fault symptom code FSC The second line shows a brief description of the error in place of the words Description The third and fourth lines will contain a one or two line message describing the initial error recovery procedure ERP in place of the words shown in the figure A list of
67. enu The Show History Menu enables the operator to review the history of the system An example of the use of the Show History Menu appears later in this chapter under the heading Displaying Error Logs You can retrieve the configuration history the original configuration as well as statistics on the number of operations the library robotics and the drives have performed Security Menu The Security Menu permits the operator to lock the control panel preventing inadvertent or unauthorized access to the Menu Mode which takes the system offline Note You can display the Show Status Menu without unlocking the panel and without taking the system offline by pressing the Escape button at the Default Screen When you select the Security Menu the screen shown in Figure 3 17 appears VUnlock All Panels Unlock All Media Lock All Panels Lock All Media Figure 3 17 Security Menu This screen is scrollable The list of Security functions available is as follows e Unlock Panels Unlock All Media Lock All Panels Lock All Media Master Locking Module 1 Locking Module n Locking e Set Unlock Code Chapter 3 Operation 73 To change the unlock code or to enable or disable the panel locking function scroll downward by pressing the Y button until the Be is next to Set Unlock Code Press the Enter button The screen shown in Figure 3 18 appears Unlock Code 0000 0000 Disables Lock 4 Figure 3 18 S
68. er When calculating the overall length of the bus be sure to include the internal cabling of the module which is as follows Base Module SCSI 2 Fast SCSI 2 2000XT and 4000 Drives DLTI 20 inches 51 cm DLT2 27 inches 67 cm Fast Wide 7000 Drives DLTI 14 inches 36 cm DLT2 23 inches 57 cm Global Control Module 32 inches 81 cm Additional specifications to assure the highest SCSI performance can be found in ANSI X3 131 1994 or later 40 Chapter 2 Installation Note This equipment has been tested for electromagnetic emissions and immunity using good quality shielded cables The use of unshielded cables poor quality cables or other variances from good practice may result in non compliance with national and international rules Terminators A terminator must be installed on the device if the device is to be used at either end of a SCSI bus such as the first or last device along a daisy chain or as a single SCSI peripheral The appropriate type and quantity of terminator is shipped with your module They are packaged in the accessory bag that arrives with the module Notes 1 For single ended busses active terminators are strongly recommended 2 It is important to use only differential terminators on a differential SCSI bus Chapter 2 Installation 41 Interface Cable and Terminator Installation Library Connectors Not Used SCSI Interface SCSI Cables UN Connect
69. er status menu choices and error messages The scrolling feature greatly expands the amount of information available to the operator In the Global Control Module status information is available for the entire system The slave modules display other information as needed for localizing malfunctions Chapter 1 Introduction Magazine Security Lock The Magazine Security Lock is a key operated switch on the front panel of each module It can be used to prevent inadvertant removal of the cartridge magazine Power Supply The AC Power switch is located on the front panel of the module The autoranging power supply will adjust automatically to either of two operating voltage ranges The ranges 100 120 VAC 200 240 V AC The power supply 15 capable of operating at 50 or 60 Hz without any adjustment or modification AC power 15 supplied to the power supply by a single IEC compatible socket which can be connected to any properly grounded outlet Tape Cartridge Magazines The ten cartridge and sixteen cartridge magazines are removable from the front panel but may be protected from tampering by any of three means 1 a key operated Magazine Security Lock which must be unlocked before the magazine can be removed 2 an electronic combination lock operated by using buttons on the Global Control Module control panel and 3 issuance by the host of a SCSI Prevent Medium Removal command The rugged carbon fiber reinforced polymer
70. er the holes on the rear surface of that section Be sure that the word LEFT that is stamped on the brace is upright 11 Insert two MA x 20 Phillips sems screws through the holes in the support brace into the holes in the motor drive section and tighten 12 Go on to the section entitled Installing the Belt Installing the Belt Refer to Figures 2 5 through 2 9 1 Turn the assembled XpressChannel over so that the motor points upward Chapter 2 Installation 23 2 Referring to Figure 2 6 locate the tensioner ramp in the base section Compress the spring until the hole in the tensioner ramp 15 aligned with a hole in the base section Insert an 0 050 Allen wrench or a paper clip through the holes This sets the idler pulley for zero belt tension 3 Locate the length of toothed belt that was enclosed with the extension section Table 2 1 Belt Length for Various System Sizes Number of Length of Belt Modules 24 Chapter 2 Installation Figure 2 5 Threading the Belt Through the Drive Section 4 Referto Table 2 1 for the required belt length for your system After double checking the length specified cut the belt between teeth 5 With the toothed side of the belt toward you position the right end of the belt about halfway along the XpressChannel 6 Referring to Figure 2 5 thread the left end of the belt counter clockwise around the motor drive pulley 7 Referring to Figure 2 6
71. g the Menu Mode press the Escape button at the Default Screen The system remains online Important Note When you enter the Menu Mode at the Global Control Module the Ready light on that module goes out This means that the DLT Library Xpress system is off line and the system responds to all commands from the host with a SCSI Not Ready until you exit the Menu Mode and the Ready light goes on When you enter the Menu Mode at any of the slave modules the Ready light on that module goes out This means that the individual module 15 off line and the system responds to all commands from the host pertaining to that module with a SCSI Not Ready until you exit the Menu Mode and the Ready light goes on Chapter 3 Operation 59 Table 3 1 Control Panel Button Functions At POST N A N A N A N A Screen At Default Displays Enters Menu N A N A Screen StatusSubmenu Mode At Status Returns to Same as in Same as in Same as in Subenu Default Screen Menu Mode Menu Mode Menu Mode while online In Menu Rejects Accepts Moves 1 Moves 1 Mode Currently Currently Line Upward Line Downward Displayed Displayed Through List of Through List of Choice or Choice Options or Options or Aborts Control Scrolls Part of Scrolls Part of Panel Display 1 Line Display 1 Line Operation In Toward Top of Toward Bottom Progress or List of Options of List of Exits to Next Higher Menu Level or Exits Menu Mode to Default ocreen At Fault
72. gure 2 13 Global Control SCSI Connectors Terminator and Cables Fast Wide SCSI Shown XpressChannel Motor Cable The XpressChannel motor cable is 36 inches long and has a male DB 15 connector on each end Connect the cable from the connector on the motor housing to the elevator connector on the Global Control Module Chapter 2 Installation 37 Control Cables Connect each slave module to the Global Control Module using one of the cables with a DB 9 male connector at the slave end and a DB 9 female at the Global Control Module end A cable 15 required for each slave module Note Any of the control cables may be connected to any of the DB 9 connectors on the back panel of the Global Control Module The Global Control Module determines the location of each module during power up tests Power Cord The detachable AC power cord is a standard grounding AC cord which attaches to an IEC compatible connector on the rear panel Connect a cord to the connector on each module and connect the other end to a reliably grounded AC outlet or rack power outlet To maintain safety compliance use a power cord with a suitable rating that 15 approved for the country in which the product is used In the US cords must be UL listed in Canada CSA certified and in Europe use a Harmonized cord marked lt gt or a nationally certified cord SCSI Interfaces DLT Library Xpress Modules may be ordered with a choice of single ended or differential
73. h Model Number Init Elem Status Set Default 66 Chapter 3 Operation Entering the Menu Mode Important Note When the Global Control Module enters the Menu Mode the Ready light goes out This means that the module is offline and responds to all commands from the host with a SCSI Not Ready until you exit the Menu Mode and the Ready light goes on To prevent inadvertent interruption of host operations you may lock out the Menu Mode using the Security Menu See the section titled Security Menu later in this chapter When all control panels are locked you must enter your unlock code in order to display the Main Menu Note that the Show Status Menu of each module remains accessible It may be displayed from the module s Default Screen at any time by pressing the Escape button When the Default Screen appears on the screen you can enter the Menu Mode by pressing the Enter button The Main Menu shown in Figure 3 10 appears Load Unload Show Status Menu Maintenance Menu Configure Menu Figure 3 10 Main Menu Note If the Control Panel has been locked the screen shown in Figure 3 11 appears instead of Figure 3 10 You must know the unlock code for the system before you can proceed Front Panel Locked ENTER to Unlock ESCAPE to Exit Figure 3 11 Panel Locked Screen Chapter 3 Operation 67 When you press the Enter button the screen in Figure 3 12 appears Unlock Code
74. h 1 7 identify some of the external features of the Global Control Module the Base Module and the Capacity Module 6 Chapter 1 Introduction 16 Cartridge Magazine Magazine Security Lock SN Control Panel El E E pu Unlock Open Button Locked Indicator Power Switch Figure 1 1 Global Control Module Front View 10 Cartridge Magazine Magazine Security Lock Control Panel Unlock Open Button Locked Indicator Power Switch Figure 1 2 Base Module Front View Chapter 1 Introduction 16 Cartridge Magazine Magazine Security Lock Control Panel Unlock Open Button Locked Indicator Power Switch Figure 1 3 Capacity Module Front View Control Panel The control panels for all modules are the same except for the number of LED indicators The control panel features a 4 line by 20 character backlit LCD display three or four LED indicators and four buttons The buttons enable the operator to navigate through the menu structure to select and display operating modes device status diagnostic and maintenance functions device history and error statistics and system configuration The functions of the control panel are described in detail in Chapter 3 Operation Display The backlit 4 line by 20 character control panel display provides a highly intelligible presentation of drive and load
75. h to connect the module to the computer system 6 sure that the length of the entire bus falls below the maximum permissible length given in the section on SCSI cable specifications Configuration The Library Xpress System is designed with several configuration options each offering multiple settings to support a variety of applications and platforms The setting of each option 15 stored in non volatile memory in the module For most applications you will not need to change the factory default settings If you need to change the configuration go on to the next section If you are uncertain whether you need to change a setting contact your Technical Support representative To change settings you need to use the Control Panel on the Global Control Module For an overview of how the Control Panel works and a description of the functions of the buttons indicators and display refer to the sections titled Entering the Menu Exiting the Menu Mode and Navigating Through the Menu Structure in Chapter 3 Operation The settings can be changed using the procedure described below under How to Customize Configuration Before changing any configuration settings consult your host system documentation to determine which settings may need to be changed A Configuration Example Setting the SCSI ID 1 Turn the system and wait until the Power On Self Test terminates and the default screen appears on the dis
76. hat secure the slides to the rear rails reposition the slides then retighten the screws 11 If necessary repeat steps 6 and 7 until the module does not bind against the slides or against adjacent modules 12 Repeat steps 6 7 and 8 for all of the remaining modules Note If your Library Xpress system consists of more than four modules install a third support bar on a third pair of angle brackets near the center of the stack Interfaces and Cabling Refer to Figure 2 13 The connections required depend on the type of module The Global Control Module always has the SCSI connection to the host for the library robotics Base Modules have a separate SCSI connection to the host for each drive but the SCSI connectors for the robotics should not be used The portion of the library robotics that 15 located in the slave modules is controlled by the Global Control Module through a cable connected to the Global Control Interface connector on each module Each module has a separate AC power connection 36 Chapter 2 Installation n principle it is possible to daisy chain SCSI connections for multiple drives to save SCSI controllers Overland Data strongly recommends against this practice because it may severely limit the data throughput performance and reliability of the library XpressChannel Motor Cable EN Trace v Connector Robotics Cables To Slave Modules Power Cable Fi
77. ights for selected Cipher products Cipher is now a brand name of Overland Data Inc IVERLANI DATA Worldwide Headquarters 8975 BALBOA AVENUE SAN DIEGO CA 92123 1599 TOLL FREE 800 729 8725 TEL 619 571 5555 FAX 619 571 0982 SALES TEL 619 571 5555 FAX 619 571 3664 EMAIL odisales ovrland com FTP ftp ovrland com pub odisales WWW hitp www overlanddata com TECHNICAL SUPPORT TEL 619 571 5555 FAX 619 571 3664 BBS 619 571 3651 28 8 kbaud no parity 8 bits 1 stop bit Protocols ASCII Xmodem checksum Xmodem CRC Xmodem 1K Ymodem Ymodem G Zmodem Zmodem resume after abort Kermit super Kermit Overland Data Europe Ltd UNIT 3 ASHVILLE WAY WOKINGHAM BERKSHIRE RG41 2PL ENGLAND TEL 44 1189 891891 FAX 44 1734 891897 INTERNET overlanduk luna co uk CONTENTS CHAPTER 1 nnne essen nnne sene nnns 1 MODULES 1 SmartScale Storage Arcnile ces 2 Ihe Global Control e cei RE eese a locns abge totoettoiees eunt 3 The Module 3 The Capacity Module I dM Gases UE 4 SCSI INTERFACE CONFIGURATIONS ssessssssssssssseeessossossssoosssssseesssssoosssssssssssseessssssossssosssss 4 SCSI Bus PERFORMANCE CONSIDERATIONS e eee eee eee eee eese ee esos nsns ette tete tees e esee ssoon 5 Dala 1 rans J Ral SI eiae
78. in detail in Table 5 1 Fault Symptom Codes are listed in Table 5 2 ERP are listed for each FSC TROUBLESHOOTING AND ERROR RECOVERY ERROR FAULT MALFUNCTION Determine Suspected Error Type PLATFORM GENERAL DRIVE No FSC displayed Normal front FSC and ERP displayed on panel operation control panel Cycle the power Follow the ERP on to the library the control panel Retry Find FSC in Table 5 2 Y Follow the ERP in Table 5 1 Y Call Technical Support Check configuration in Ch 2 Technical Support CARTRIDGE ERROR FSC may may not be displayed Cartridge will not eject Normal operation impossible 98 Chapter 5 Troubleshooting Figure 5 1 Troubleshooting Flow Chart Error Recovery Procedures Table 5 1 gives error recovery instructions for errors reported on the front panel of the Global Control Module This list includes only those procedures that may be safely performed by an operator The Service Manual includes additional procedures that may be performed by a qualified service technician Table 5 1 Error Recovery Procedures ERP NUMBER PROCEDURE DETAIL C Cycle power to the drive using the AC switch on the front panel of the module Wait 30 seconds to power on again Turn off power to the module and inspect connectors and cables Invalid operation Select parameters correctly and try again G8 Call
79. include advanced diagnostics to be used by Customer Engineers for servicing the LibraryXpress System Both the User Diagnostics and the CE Diagnostics may be selected from the front panel User Diagnostics are described in greater detail in Chapter 2 Installation CE Diagnostics are described in the Service Manual Error Checking drive models used in the DLT LibraryXpress System apply a 16 bit parity check to each record a 64 bit CRC to each 4 kB of data and Reed Solomon error correction code overall In addition there is an internal parity check on the data buffer Buffer Drives of the 2000XT and 4000 series are equipped with a 2 MB data buffer while 7000 series are equipped with a 4 MB data buffer Compression drive models used in the DLT Library Xpress System use the standard Digital Lempel Ziv DLZ data compression algorithm Capacity A single Base Module with its ten cartridge magazine offers formatted capacities as shown in Table 1 1 The data capacities of a Global Control and a Capacity Module are shown in Table 1 2 The capacity of any module is determined by the series of drive used as well as the media type When DLTtape III or IIIXT cartridges are used with 4000 or 7000 series drives capacities are limited accordingly Chapter 1 Introduction 13 Table 1 1 Base Module Tape Capacities MODEL CARTRIDGE CAPACITY FULL MAGAZINE CARTRIDGE COMPRESSED LXB2X10 15
80. it then make the necessary changes as described in the preceding sections Use the following procedure for disassembly 1 Locate the covers over the drive motor section and the base assembly Note that the covers are held in place by nylon button rivet fasteners Using a suitable thin bladed tool pry up the cover until the fasteners can be removed Set the covers aside and save the fasteners for re use Place the XpressChannel on a suitable work surface with the motor at the left and pointed upward Referring to Figure 2 9 open the door of the car to gain access to the captive screws Do not remove the door Loosen the captive screws until they are disengaged from the belt block Grasp the closed side of the car and pull it toward you so as to compress the springs underneath the car When the wheels on the closed side are clear of the track lift the car from the track and set it aside Referring to Figure 2 6 locate the tensioner ramp in the base section Compress the spring until the hole in the tensioner ramp is aligned with a hole in the base section Insert an 0 050 Allen wrench or a paper clip through the holes This sets the idler pulley for zero belt tension Referring to Figure 2 8 loosen the four screws on the belt block far enough to pull the ends of the belt free of the block Pull the belt free of the motor drive assembly and the base section and set the belt aside Turn the XpressChannel over and support it so that
81. itled Loading and Unloading Tapes 2 Remove the magazine from the Global Control Module using the procedure described in Chapter 3 Operation in the section titled Inserting and Removing Cartridges 3 Remove any cartridge present in Slot 1 the slot nearest the handle 4 Insert the cleaning cartridge into Slot 1 You can use any slot but using Slot 1 saves some keystrokes each time you clean a drive Chapter 4 Maintenance 5 Press the Unlock Open button on the front panel of the Global Control Module 6 Insert the magazine into the module If you want to lock the magazine perform step 7 Otherwise this completes the operation 7 On control panel of the Global Control Module select Security Menu on the Main Menu then Lock Media on the Security Menu Note Modules may be unlocked and locked individually using the individual module locking items on the Security Menu When to Run the Cleaning Cartridge When a Use Cleaner LED yellow lights on the front panel of a slave module one of the drives in that module requires cleaning If there 1s only one drive in the module note the DLT number displayed on the control panel of the module and perform the cleaning operation on that drive as described in the next section If there are two or more drives note the DLT numbers displayed on the control panel of the module To determine which drive needs to be cleaned press the Escape button on the
82. l Control Module controls the library robotics for all of the modules in the system It has a single SCSI bus with a pair of SCSI connectors to enable a host to control the library robotics Each of the drives in the system and the library robotics is a separate SCSI device and 15 wired to a separate SCSI bus Any of the separate buses may be combined using a SCSI jumper cable available from Overland Data If any two or more devices are connected to the same SCSI bus each must be assigned a unique SCSI address For information on assigning SCSI addresses see the section headed Configuration later in this chapter Note For best performance no more than four 2000 series drives two 4000 series drives or one 7000 series drive should be connected to a single SCSI bus because of the bandwidth limitations of the SCSI bus A terminator of the proper type 50 pin single ended or differential or 68 pin differential must be installed on each unused connector at the end of each bus as explained below in the section headed Interface Cable and Terminator Installation Figure 2 13 shows the SCSI cable connectors and bus terminator used on the module In order to connect a module to a host computer system the host system must have at least one SCSI controller and the appropriate driver software As noted earlier higher speed drives may require the use of separate SCSI controllers for each drive or each pair of drives No more than one 7000 se
83. magazine in the system into any of the DLT tape drives moving cartridges among as many as nine modules within the DLT LibraryXpress System The robotics design utilizes Overland Data s Mainframe Class Library Robotics which is known for ruggedness and reliability Bar Code Reader The optional bar code reader may be mounted on the cartridge shuttle in each module It reads bar code labels attached to each cartridge and maintains the bar code data in memory as part of the library System Map Upgrade kits to add the bar code reader are available for the Global Control Module the Base Module and the Capacity Module See Appendix B Accessories Spares FRUS for the part number Advanced Design Features The DLT Library Xpress System incorporates many significant improvements in tape drive and library design One of the most important is the use of highly reliable DLT technology with media rated by the media manufacturer at better than 1 000 000 head passes 12 Chapter 1 Introduction Embedded Diagnostics The DLT Library Xpress System and each of its modules provide three levels of embedded diagnostics The Power On Self Test POST performs various verification tests on the system s configuration and host interface and device control functions as well as memory tests at power up The second level of diagnostics 1s the User Diagnostics which provide for displaying and changing configuration options The third level CE Diagnostics
84. ne of the slave modules To determine which drive requires cleaning unload all of the drives in that module and select Cleaning Needed on the Drive Status submenu See the section headed When to Run the Cleaning Cartridge later in this chapter Required Location for the Cleaning Cartridge Generally there are no restrictions on the location of the cleaning cartridge However if 1 you have designated a mail slot or 2 you are using the reserved slots option any undesignated slots in the mail slot magazine or the reserved magazine become inaccessible to the system In these cases the system designates one of these inaccessible slots as a cleaning cartridge slot On line 4 of the screen shown in Figure 4 3 Cleaning Slot 1 appears instead of The question is where is Cleaning Slot located The answer is as follows If you have designated mail slots Cleaning Slot 1 at rearmost slot 10 or 16 in the magazine containing the mail slots If you have reserved slots Cleaning Slot 1 15 slot 16 of the magazine in the Global Control Module Installing a Cleaning Cartridge This section assumes that you intend to use the default cleaning cartridge slot slot 1 which 1s in the Global Control Module 1 Examine the Default Screens on the control panels of the Base Modules to determine whether any cartridges are loaded into the drives If so then unload each as described in Chapter 3 Operation in the section t
85. neither the motor nor the flange at the bottom of the base assembly is touching the work surface Referring to Figure 2 1 and 2 4 remove the eight screws holding a pair of tie bars in place Separate the XpressChannel at that joint Chapter 2 Installation 29 9 You may now add sections as needed and install a new belt as described in the sections entitled Assembling the XpressChannel and Installing the Belt Mounting the Module Rack Slides At this point it is necessary to install the rack slides for all of the modules in order to complete installation of the XpressChannel Follow the directions in the shipping container to unpack each of the modules and place them in the desired physical location Save the packing materials for re use in case you need to send the module to Overland Data for repairs Note The cooling grilles at the rear of the modules must not be obstructed when the modules are installed in the rack It is advisable to allow two inches of clearance behind the rear panel of the module CAUTION MAKE CERTAIN THAT WHEN THE MODULE IS FULLY EXTENDED THAT A FORCE OF 20 OF THE RACK WEIGHT BUT NOT THAN 57 LB APPLIED IN ANY DIRECTION BUT UPWARDS DOES NOT CAUSE THE RACK TO OVERBALANCE VORSICHT BITTE BEACHTEN DAB WAHREND DAS MODUL AUSGEZOGEN SIND LEDIGLICH EINE ZUSATZLICHE LAST VON 20 DES GESTALLGEWICHTES ABER NICHT MEHR ALS 26 KG IN ALLE RICHTUNGEN AUBER NACH OBEN DIE STABILITAT DES GE
86. ntermediate slide This leaves the entire module protruding from the rack locked in position supported by slides 12 Press inward toward the module on each of the inner slide locks to permit the intermediate slides to move toward the rack 13 Slide the module in and out several times ensuring that the inner and outer slide locks engage and that the module does not bind against the slides If other modules are in place ensure that the module does not bind against an adjacent module and that clearance between modules is evenly divided between top and bottom Chapter 2 Installation 33 14 If binding occurs loosen the four screws that secure the slides to the front rails and the four screws that secure the slides to the rear rails reposition the slides then retighten the screws 15 If necessary repeat steps 11 and 12 until the module does not bind against the slides or against adjacent modules 16 Install a clip nut on each front rail at the height of the captive screws on the front panel of the module 17 Slide the module into the rack until the captive screws just begin to engage then tighten the captive screws to fully seat the module Note Do not slam the module against the rack Doing so can dislodge the clip nuts 18 Repeat this procedure for each of the modules to be mounted in the rack 19 Loosen the captive screws of all modules except the top and bottom modules and pull them out so that the front panels are
87. ntial area or in an adjacent area thereto radio interference may be caused to radios and TV receivers etc Read the instructions for correct handling Appendix A Specifications 107 P N 106030 001 108167 001 108168 001 108169 001 108145 001 972057 001 108135 001 108134 002 108134 001 106029 001 108166 00X 106036 001 106036 002 106037 001 106037 002 106040 002 108154 001 108136 001 106035 001 106035 002 Appendix FRUs Bar Code Reader Assembly Bearings Leadscrew pkg 6 Belt Timing 150 Tooth pkg 5 Bracket Anti rotation pkg 5 Caddy Assembly Cartridge Cleaning Control Panel Assembly LXB Controller PWB Assembly Diff Controller PWB Assembly S E Desktop Conversion Kit LXB Door Assy Specify Color 2000XT SE Drive DLT 2000XT Diff Drive DLT 4000 SE Drive DLT 4000 Diff Drive DLT 7000 Diff Drive DLT Drive Door Lever pkg 10 Fan Assembly Magazine Assembly 10 slot Magazine Assembly 16 slot Appendix B Accessories Spares FRUs 109 110 Appendix B Accessories Spares FRUs A AC power cord 38 AC power connection 36 accessories 6 12 109 acoustic emissions 105 addresses 49 arrow up button 59 arrow down button 59 B bar code reader 3 12 labels 89 Base Module 3 4 connectors 42 43 control panel 56 60 buffer data 13 buttons control panel 59 C cabling 15 34 39 40 installation 36 42 cabling
88. nu Note Take a moment to look closely at the submenu in Figure 2 19 Note that the on the display is next to line 1 and that line 2 is indented This tells you that Figure 2 19 is a two tiered menu The and Wbuttons work on two levels in this kind of menu which is typical of many submenus of the Configure Menu The first level 15 as follows If you press the button the moves to line 3 If you press the button the moves back to line 1 If you press the Enter button while the We is next to line 1 or line 3 the and Y buttons operate on the second level You can tell because the We moves next to line 2 or line 4 and a 4 appears at the end of line 4 indicating that there 1s a list of settings that can be scrolled using the and buttons The the end of line 4 means that there are other items that can be displayed by scrolling using the Y button repeatedly 5 Note that the Library SCSI ID 15 set to 6 Suppose you want to set the DLT1 bus ID to 4 With the next to line 1 press the Y button repeatedly until the display scrolls as shown in Figure 2 20 MOLT Bus ID 5 DIEBUS are Figure 2 20 Set SCSI Submenu Scrolled 46 Chapter 2 Installation 6 With the next to line 1 press the Enter button The We moves to line 2 and the 4 remains at the end of line 4 and a appears at the end of line 1 Now you can use the and Wbuttons to scroll line 2 to display the possible settings Scroll
89. oader Fault indicator 58 loading and unloading cartridges 77 80 low profile screws 33 M magazine 9 12 13 14 50 65 77 80 83 86 87 93 95 emergency removal of 83 inserting 84 removing 81 Magazine Security Lock 9 ready indicator and 80 86 95 mail slot 47 51 Main Menu 59 67 68 Maintenance Menu 91 manuals additional 14 112 mechanical installation 15 17 36 Mechanical Specifications 104 media life 14 Menu Mode 60 67 68 entering and exiting 67 68 menu structure 66 navigating through 68 modules 1 3 4 103 N native transfer rate 5 Index negotiation option 50 enabling disabling 49 P parity check 13 performance specifications 103 platform problems 97 POST 13 60 62 65 75 power cord 38 power specifications 104 power supply 9 power switch 55 56 86 87 Power On Self Test POST 13 60 62 65 75 Power on Self Test POST screens 62 product ID 50 R rack slides 15 30 34 ready indicator 57 58 59 67 80 recurrent errors 98 regular maintenance 91 reliability specifications 103 removing the magazine 81 reserved slots 48 51 running 93 S SCSI cable 39 40 44 SCSI controller 39 SCSI ID 49 SCSI daisy chained 5 SCSI differential 38 40 41 SCSI single ended 38 39 40 43 Security Menu 72 75 Set Baud Rate 50 Set Data Format 45 49 Set Date 50 Set Defaul 51 Set Element Base 45 50 Set Identification 50
90. of track whose combined length is equal to the combined heights of the Global Control Module plus the slave modules An extension section is needed for installation with each module Positioning the Modules The Global Control Module must be mounted at the top of the stack which places its control panel at a convenient height The control panels of the slave modules are of secondary importance as they serve mainly to help localize system failures When installed the motor drive assembly of the XpressChannel is directly behind the Global Control Module Slave modules may be installed anywhere below the Global Control Module in any order There may be a slight performance advantage in making the slave modules contiguous but gaps are permitted The size of a gap 15 limited by the fact that each gap must be bridged by some number of 7 XpressChannel track sections For safety available cover plates should be installed on all XpressChannel sections which are not connected to Library Xpress modules The Global Control Module senses the position of each module during initialization at power up Even if there are gaps between modules the system will operate correctly If you plan to leave gaps between modules be sure to order additional XpressChannel track segments and cover plates equal to the length of the gap 16 Chapter 2 Installation Mechanical Installation Assembly of the XpressChannel requires experience working with moderately com
91. or Global Control Interface Power Cable Figure 2 14 Base Module SCSI Connectors Terminators and Cables Fast Wide Interface Independent Bus Connection Shown 42 Chapter 2 Installation Library Connectors Not Used SCSI Terminator SCSI Interface I SCSI Cable eS Fan e Connector 5 Global Control SCSI Interface N Jumpers Power Cable Figure 2 15 Base Module SCSI Connectors Terminator Jumpers and Cables SCSI 2 Interface Daisy chained Connection Shown To properly cable a module 1 sure that your host system has an appropriate SCSI interface card for each SCSI bus and software drivers installed 2 Inspect the terminator and make sure whether it is a single ended or differential type to match your system SCSI terminators should be clearly marked single ended or differential 3 Determine whether the module is to be connected in daisy chain fashion with other devices e fnotused in a daisy chain install the terminator in the second SCSI connector e J fusedin a daisy chain and the drive is the last device of the chain install the terminator in the second SCSI connector Otherwise do not use the terminator Connect the next cable in the chain to the second SCSI connector 4 Make sure that the cable you use meets the specifications listed earlier in this chapter Chapter 2 Installation 43 5 Measure the cable lengt
92. ositioning the car so the captive screws are directly over the holes in the belt block Note Figure 2 9 omits the door on the car for clarity Do not remove the door 5 steady the belt block grasp the belt several inches from the block and push toward the back of the track until the block is pressed firmly against the back of the track While holding the belt with one hand compress the springs and swing the car downward until the remaining wheels are aligned with their groove in the track 6 While continuing to press the belt block against the back of the track release the car so that the stationary wheels engage their groove in the track 7 While continuing to press the belt block against the back of the track begin to tighten the captive screws When both screws are partially threaded into the belt block release the belt and finish tightening the screws Be sure that the block is fully seated against the bracket on the car Close and secure the door on the car 8 Using nylon button rivets install covers over any exposed XpressChannel sections that are not covered by modules 9 Proceed to the section titled Mounting the Module Rack Slides 28 Chapter 2 Installation 10 Adding to an Existing XpressChannel Before reading this section it may be helpful to familiarize yourself with the parts and procedures by reading the two preceding sections To add to an existing XpressChannel you must first partly disassemble
93. ost software This will avoid tape interchange problems among drives capable of writing different densities The Capacity Module Description The LXC0016 Capacity Module has a 16 cartridge magazine and no tape drives and a rugged random access robotic mechanism The module robotics under control of the Global Control Module moves cartridges between the XpressChannel and any of the 16 cartridge storage locations SCSI Interface Configurations The DLT Library Xpress system s standard SCSI interfaces are SCSI 2 for systems equipped with 2000XT drives and Fast SCSI 2 for systems equipped with 4000 drives Both of these use high density 50 pin D series connectors Also available in systems equipped with 7000 series drives is a Fast Wide SCSI interface using high density 68 pin D series connectors The section on SCSI Interfaces in Chapter 2 Installation describes the available interface options 4 Chapter 1 Introduction SCSI Bus Performance Considerations Data Transfer Rate The data transfer rate of the DLT LibraryXpress is dependent on the type of drives and on the SCSI bus configuration The bandwidth of the SCSI bus is limited As a result the transfer rate of exceptionally fast drives such as the 7000 series can be limited by sharing a SCSI bus with another drive or with the library robotics Drives With a standard SCSI interface modules equipped with 2000XT series drives can provide a sustained native transfer rate
94. outward with the write protect switch toward the bottom of the magazine The lowest numbered cartridge slot in the magazine is closest to the handle Chapter 3 Operation 83 Write Protect Switch Figure 3 36 10 Slot Tape Magazine With Cartridges Installed Inserting a Magazine 1 Press Unlock Open Button on the front panel of the module If the message Magazine Locked appears on the control panel of that module continue with step 2 If no such message appears skip to step 8 2 control panel of the Global Control Module at the Default Screen press the Enter button to display the Main Menu Note if the display says that the front panel is locked you need to know the unlock code for your system See the section titled Entering the Menu Mode earlier in this chapter for unlocking instructions Load Unload Show Status Menu Maintenance Menu Configuration Menu Figure 3 37 Main Menu 4 Press the button five times to scroll the display and move the next to Security Menu The display will appear as follows 84 Chapter 3 Operation Maintenance Menu Configuration Menu Show History Menu Security Menu Figure 3 38 Main Menu Scrolled 4 Press the Enter button to select the Security Menu shown in Figure 3 38 Unlock All Panels Unlock All Media Lock All Panels Lock All
95. play Figure 2 16 shows a typical default screen Yours may vary depending on the number of modules in your system as shown in the second line 2 seethe section titled Starting the DLT Library System in Chapter 3 Operation 44 Chapter 2 Installation READY Modules 123456 _ Figure 2 16 Default Screen 2 Atthe Default Screen press the Enter button The display will show the Main Menu as in Figure 2 17 i Croad Unload Show Status Menu Maintenance Menu Configure Menu Figure 2 17 Main Menu 3 Press the W button three times to move the to Configure Menu then press the Enter button The display will show the Configure submenu as shown in Figure 2 18 Note that the at the end of the fourth line means that there are additional configuration options that can be reached by scrolling with the Y button Data Format See SC o Set Element Base Set Identification Figure 2 18 Configure Submenu 4 select a configuration option press the or Y button on the control panel until the on the display is next to the option you want to change In this case let us choose Set SCSI Press the Enter button to display the choices for that option The submenu in Figure 2 19 appears nnn nnn 3 3 3 356 35386 Chapter 2 Installation 45 eLibrary Parity BUS IDs Figure 2 19 Set SCSI Subme
96. plex mechanisms and the ability to follow directions carefully If you can assemble and adjust a bicycle with a derailleur mechanism you probably can assemble and install the XpressChannel Identifying the Parts of the XpressChannel Locate and identify the XpressChannel internal and external parts The XpressChannel 15 made up of the following external parts shown in Figure 2 1 Motor drive section 1 Extension sections 2 Elevator base with idler pulley 3 Tie bars 4 Support brace 5 Left and right rack slide extensions 6 Angle brackets 7 L Shaped Nut Plates 8 Chapter 2 Installation Figure 2 1 XpressChannel External Parts Note The slide extensions 6 in Figure 2 1 are not enclosed with the XpressChannel parts They are supplied as part of the installation hardware for the slides that come with each of the modules Follow the instructions for installing rack slides later in this chapter After the rack slides and the slave modules are in place and after the XpressChannel is assembled you will install the XpressChannel in the rack by attaching the support braces 5 to the slide extensions 6 using the angle brackets 7 and L shaped nut plates 8 The internal parts you will need to recognize during assembly are shown in Figures 2 2 and 2 3 Car e Block 18 Chapter 2 Installation Figure 2 2 XpressChannel Car Front View
97. rformance Specifications Host Interface SCSI 2 s e or diff or Fast Wide SCSI diff Number of Cartridges Full Magazine NOUE RR RR P A 10 Capacity MOGU m 16 Global Control Module aia Com DSi Qu ei 16 Media type 28 CN EIU m DL Ttape BOO OND INC Sun coacta a DLTtape IV TOO ONIN CS DLTtape IV Tape 110 in sec read write 150 in sec search Tape Tension 3 0 1 oz when stationary TEE S 4 7 1 oz at operating speed Load Time 10 sec max including picking from slot Unload Time 10 sec max including returning to slot TIME EE 45 sec avg Sustained native data transfer rate maximum 1 25 MB sec O vere cere th aoa bn Ase dosed eae ise does E een dee 1 5 MB sec eck sti toC RR 5 MB sec Peak SCSI transfer rate synchronous mode 5 0 MB sec 10 0 MB sec Mul Cet 20 0 MB sec Native Data Capacity Per Cartridge E42 924 fe 22 deti id pee 15 GB msn uaa 20 GB ea a 35 GB Reliability Specifications Drives Mean cycles between operator intervention 150 000 Emor Halo 2 04 cote n daas vA EN a 1 in 10 bytes eed 280
98. ries drive and no more than two 4000 series drives should be connected to a single SCSI bus Your Technical Support representative is available to answer your questions about installation procedures for specific host systems Before cabling the system see the recommended SCSI cable specifications in the following section Also see the section on Interface Cable and Terminator Installation later in this chapter Chapter 2 Installation 39 Interface Cable Specifications The DLT Library Xpress 15 a high performance system To avoid degradation of performance use the highest quality interface cables The detailed requirements for SCSI cables are set forth in ANSI X3 131 1994 It is recommended that all SCSI cables used with the DLT Library Xpress Module meet at least the following requirements e Shielded or double shielded as required to meet EMI specifications e Impedance match with cable terminators of 132 ohms ideally e Characteristic impedance between 90 and 132 ohms required e 50 conductor flat cable or 25 pair twisted pair should be used e Each end of the twisted pair ground must be connected to chassis ground e The maximum cable length for a single ended SCSI bus is 19 68 feet 6 m The maximum cable length for a single ended Fast SCSI bus 15 9 8 feet 3 m e The maximum cable length for a differential Fast SCSI bus is 82 ft 25 m e Cables of different impedances should not be used togeth
99. stem with many drives it 15 desirable to use multiple SCSI busses for the drives so the data transfer rate of the drives is not limited by bus bandwidth In a large high performance system drives may be connected to separate hosts Using special software one of the hosts can act as a master server processing all robotics commands In this way several hosts may share a common data base 2 Chapter 1 Introduction The Global Control Module Description The LXG0016 Global Control Module integrates the robotics in the individual modules into a single coordinated library robotics system The Global Control Module performs and maintains an inventory of all media present in the system including bar code data if the modules are equipped with bar code readers All necessary system control operations may be performed from the control panel of the Global Control Module as well as from the host via software The SCSI interface for the library robotics 15 designed for high speed communication with the host and 15 available in standard SCSI 2 Fast SCSI 2 or Fast Wide SCSI configurations In addition to its system control functions the Global Control Module has a 16 cartridge magazine with a rugged random access robotic mechanism The module robotics moves cartridges between the XpressChannel and any of the 16 cartridge storage locations The user may designate a magazine in one of the slave modules as a mail slot for inserting or removing one or
100. tem Note When turning on power to the DLT Library Xpress System power must be applied to the Global Control Module either simultaneously with or after the other modules If the Global Control Module is powered on first its inventory of modules may be incorrect and the contents of some or all of the modules will be inaccessible to the system and to the host Display Messages The display on the control panel is capable of displaying four lines of 20 characters each to allow the use of easy to understand messages Many of these messages and their functions are described in this chapter Those displays that are described in other chapters are cross referenced here as well Chapter 3 Operation 61 Power On Self Test Screen When power is first applied to the module a series of power on self test POST diagnostics are performed During POST execution the model number of the module the firmware revision the status or result of the test in progress and the current date and time are displayed on the control panel as shown in figure 3 4 OVERLAND LXG Firmware Level Checking Hardware 26 Feb 19xx 15 35 59 Figure 3 4 POST Screen Initialization Screens After the POST is completed the library robotics system 15 initialized series of screens similar to Figure 3 5 1s displayed during this process OVERLAND LXG Firmware Level Initializing Loader 26 Feb 19xx 15 35 59 Figure 3 5 Initialization Scre
101. that the top item on the list is displayed As soon as you press the Y button three things happen e the list scrolls down one item only line 2 scrolls af appears on the right of line 1 of the display This indicates that there is one or more items above the item displayed on line 2 e The atthe left of line 2 disappears This is because the indicates the current selection or the default selection and you have scrolled the default selection offscreen and haven t yet selected an item from the list Note The contents of the lists on line 2 and line 4 will vary as follows Initial Screen From Line The list on line 2 in Figure 3 26 the From line will include every drive and every magazine slot including mail slots that has a cartridge in it you can t get a cartridge from a slot or drive that is empty Initial Screen To Line The list on line 4 of Figure 3 26 the To line will include all of the valid destination choices that is drives and slots that are empty you can t put a cartridge into a slot or drive which already has one in it Scroll List To Line There is another limitation on list If you have selected a drive on the From screen the list can include only slots If you have selected a slot on the From screen list can contain only drives Let us assume that you want to load the cartridge that is in Slot 4 into any availa
102. to line 2 and a appears at the end of line 4 Now you can use and Wbuttons to scroll line 2 to display the possible settings These options enable you to specify which module should have the mail slot enabled Scroll downward to the desired module then press the Enter button to save the new selection Note The Global Control Module is not on the list Module 1 refers to the slave module just below it 4 Scroll line 2 to display Module then press the Enter button to select it The screen changes as shown in Figure 2 22 1211 Slot Emul Module 1 Enabled Sot Gom 10 Figure 2 22 Set Mail Slot Submenu Enabled 5 The returns to line 1 Press the v button The moves to line 3 6 Press the Enter button The moves to line 4 Now you can use the and Wbuttons to scroll line 4 to specify how many slots will be designated as mail slots Scroll to the desired number then press the Enter button to save the new selection 7 Press the Escape button repeatedly to return to the Default Screen 48 Chapter 2 Installation Reserved Slots Some host software imposes size limits on tape library magazines for licensing purposes and will not operate with a library that exceeds the licensed size This configuration option enables you to withdraw some of the slots in the Global Control Module from use as storage slots in order to meet licensing requirements 1 As shown in Figures 2 16 through 2 18 navigat
103. to the library as a whole while permitting insertion into or removal from the library of one or more tape cartridges when needed This feature 15 commonly called a mail slot It is implemented using SCSI Import Export elements Set Reserved Slots Some host software imposes size limits on tape library magazines for licensing purposes and will not operate with a library that exceeds the licensed size This configuration option enables you to withdraw some of the slots in the Global Control Module from use as storage slots in order to meet licensing requirements Chapter 2 Installation 51 Set Special Configuration This option serves three functions 1 It enables you to choose between two lengths of the SCSI Mode Sense Device Capabilities Page Page Fh which are 14 bytes and 18 bytes to accommodate different SCSI device implementations of this page The default is Short 2 It enables you to change the model number information displayed on the initial screens You can choose between OVERLAND LX ablank line and vendor unique designator The default is OVERLAND LX 3 It enables you to specify the system s response to the SCSI Initialize Element Status command The possible settings are No Inventory Force Inventory and Force Label Scan The default is No Inventory Set Default This option resets all of the preceding configuration options to their factory defaults Note it does not affect the settings of
104. ts are Auto Selection and compression Disabled Set SCSI This setting enables you to 1 enable or disable the library robotics SCSI bus parity checking and 2 set the SCSI addresses of the drives and the library robotics The defaults are parity enabled Library Bus ID 6 The designators DLT through DLT7 refer to the first through nth drives counting from top to bottom The actual designator used by the system depends on the number of drives in the system and the placement of the module in the system Set Element Base This setting allows you to set the base addresses of each of the four SCSI elements of the module In order to identify sources and destinations in commands to the robotics the Library System is divided into elements each of which is assigned a separate designator or element address The Transport Element is the robotics mechanism itself the Storage Elements are the slots in the magazines the Transfer Elements are the drives and the mport Export Element 1s the mail slot or slots The Module reports these settings in response to the SCSI Mode Sense command in the Element Address Assignment Page The defaults are Transport element base 0000 Storage element base 0001 Transfer element base OOFO and Import Export element base 00 0 Set Identification This setting enables you to specify the response of the Module s robotics to the SCSI Inquiry command in the Vendor ID and the Product ID fields The defaults are
105. ure 3 33 Main Menu Scrolled 4 Press the Enter button to select the Security Menu shown in Figure 3 34 Unlock All Panels Unlock All Media Lock All Panels Lock All Media Figure 3 34 Security Menu 5 Press the button once to move the next to Unlock Media then press the Enter button The display will appear as follows 82 Chapter 3 Operation Unlock 11 Media In Progress Figure 3 35 Unlock All Media Screen 6 When the words In Progress disappear press the Escape button repeatedly until the Default Screen appears 7 Press the Unlock Open Button on the front panel of the Module If the module does not unlock be sure that the key lock on the Module s front panel is unlocked 8 When the Door Open message flashes grasp the handle and pull the magazine from the module Emergency Magazine Removal If a fault occurs that prevents removal of the magazine turn the power off for five seconds Power up while continuously pressing button Continue to hold the button until all of the indicators on the control panel light then go out Release the button The magazine may now be removed If you are unsuccessful in removing the magazine using this procedure contract your technical support representative for further advice Inserting Cartridges Into the Magazine A full magazine is shown in Figure 3 36 Insert cartridges so that the label end with the write protect switch is
106. ve modules Control Panels The Global Control Module control panel consists of three LED indicators a four line by 20 character backlit LCD display and four buttons Figure 3 2 shows the control panel The Capacity Module control panel is identical in appearance to Figure 3 2 The Base Module control panel has four LED indicators It is shown in Figure 3 3 S Figure 3 2 Global Control Module and Capacity Module Control Panel Chapter 3 Operation Global Control Indicators There are three LED indicators on the control panel labeled Ready green Alert yellow and Fault red The Ready LED green is illuminated when the system is ready to accept commands either from the Control Panel or from the host computer The Ready indicator goes out when you enter the Menu Mode The Alert LED yellow indicates that a fault or some other matter that requires attention has occurred in one of the modules in the system Line 2 of the display blinks the number of the module where the fault has occurred The control panels of the indicated module may give a further indication of the cause of the alert Often when the Alert LED is lit a Fault LED is illuminated on one or more of the slave modules as well The Fault LED red indicates that a fault has occurred in the Global Control Module or that the magazine door is unable to close When the LED 15 illuminated a Fault Screen appears on the LCD display The Fault
107. ype of problem check your installation and configuration setup referring back to Chapter 2 Installation General Drive Errors These errors usually result from a a miscommunication between the Global Control Module and one or more slave modules or between a module s processor and a drive processor or b a mechanical malfunction within the LibraryXpress System In most cases both of these types of errors report an error message and an FSC on the Global Control Module control panel and often on the control panel of a slave module The chief exceptions are power supply problems and display malfunctions which can interfere with the display of error messages The FSC 15 used to report errors to your technical support representative and in some cases can be used to determine a recovery procedure Chapter 5 Troubleshooting 97 A simple error recovery procedure is displayed on the bottom line of the control panel display Some errors can be cleared by pressing the Enter button on the control panel others by cycling the power to the module Often the module will resume normal operation Other errors are repeated when the operation is attempted again Such recurrent errors may require more extensive recovery procedures such as replacement of a part Error Recovery Figure 5 1 is a flow chart that outlines the recommended steps for error recovery This chart should be followed in all cases Error Recovery Procedures ERP are described

Download Pdf Manuals

Related Search

Related Contents

VSN1190 wall controller user manual  Manuale di istruzioni in italiano  JBL 4348 User's Manual  Le mi-point du mois – Ingrès de Capricorne 2014  Universal Library User`s Guide - Cole    Firefriend KO-6384DU hob  Sony Microphone ECM-MS957 User's Manual  IBM THINKPD A User's Manual  Boîte à outils pour les 10-12 ans  

Copyright © All rights reserved. Failed to retrieve file