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LTO Tape Drive User’s Guide

5 - Troubleshooting

10400934-001

©2020 Overland-Tandberg

 

 

71

  

•

“Function Code 1: Run Drive Diagnostics” on page 49

 to determine whether the 

drive can properly load and eject cartridges, and read and write data.

•

“Function Code E: Test Cartridge and Media” on page 55

 to determine whether a 

suspect cartridge and its magnetic tape are acceptable.

•

“Function Code F: Write Performance Test” on page 56

 to ensure that the drive 

can read from and write to tape.

•

“Function Code H: Test Head” on page 56

 to ensure that the tape drive’s head 

and tape-carriage mechanics work correctly.

•

“Function Code J: Fast Read/Write Test” on page 57

 to ensure that the drive can 

read from and write to tape.

•

“Function Code L: Load/Eject Test” on page 58

 to test the drive’s ability to load 

and eject a tape cartridge.

•

Run the remote diagnostic test 

Procedure 1: Determining Firmware Level and 

Capturing Drive Dump

 using the ITDT utility.

Replacing the LTO Tape Drive

To replace your LTO tape drive, following the instructions that came with the replacement 
drive.

Содержание LTO Series

Страница 1: ...LTO Tape Drive User s Guide April 2020 10400934 001 ...

Страница 2: ...iduals whether past or present is coincidental PROPRIETARY NOTICE The information contained in this document is subject to change without notice All information contained in or disclosed by this document is considered proprietary by Overland Tandberg By accepting this material the recipient agrees that this material and the information contained therein are held in confidence and in trust and will...

Страница 3: ...ng should be provided access to the tape drive Do not insert any tools or any parts of your body into drive bay openings or any other openings of an operating system Avertissement Cet équipement ne doit être utilisé que par un personnel formé Lisez la totalité de la documentation et des procédures avant toute installation ou utilisation Seul un personnel avec la formation technique et de sécurité ...

Страница 4: ...ed when touching a static sensitive component or assembly See the next section Grounding Methods There are several methods for grounding Use one or more of the following methods when handling or installing electrostatic sensitive parts Use a wrist strap connected by a ground cord to a grounded workstation or computer chassis Wrist straps are flexible straps with a minimum of 1 megohm 10 percent re...

Страница 5: ...sing physical damage to the hardware or system WARNING WARNUNG ADVERTISSEMENT A Warning contains information concerning personal safety Failure to follow directions in the warning could result in bodily harm or death Eine Warnung enthält Informationen zur persönlichen Sicherheit Das Nichtbeachten der Anweisungen in der Warnung kann zu Verletzungen oder zum Tod führen Un Canadien avertissement comm...

Страница 6: ...a EEA The CE marking certifies that a product has met EU consumer safety health or environmental requirements CCL Mark FCC United States The computer equipment described in this manual generates and uses radio frequency RF energy If the equipment is not installed and operated in strict accordance with the manufacturer s instructions interference to radio and television reception might result This ...

Страница 7: ... documentation and additional literature are available online at the Overland Tandberg Knowledge Base https www overlandtandberg com knowledgebase Use the these options to access the information you need for LTO drives Product Type Library and Tape Product Family Standalone tape drives Model IBM drive Document Type select your document Firmware Updates and Technical Support The latest release of O...

Страница 8: ...6 Capacities 16 Compatibility 16 Speed Matching 16 Channel Calibration 17 Encryption 17 Inhibiting Firmware Down Leveling 18 Interfaces 18 SAS Interface 18 FC Interface 18 Supported Device Drivers 18 Ethernet Port 19 Specifications 19 Installation 20 Register Your Product 20 Position Your External Tape Drive 20 Install Your External LTO Tape Drive 20 Install Your Internal LTO Tape Drive 21 Verify ...

Страница 9: ...rotect Switch 36 Handling Cartridges 36 Providing Training 36 Ensuring Proper Packaging 37 Proper Acclimation and Environmental Conditions 37 Completing a Thorough Inspection 37 Handle the Cartridge Carefully 38 Examples of Cartridge Problems 38 Repositioning or Reattaching a Leader Pin 39 Repositioning a Leader Pin 39 Reattaching a Leader Pin 40 Cartridge Memory LTO CM 43 Environmental and Shippi...

Страница 10: ...agnostics 60 Reliability Availability and Serviceability RAS 60 RAS Objectives 60 Error Detection 61 Microcode Detection of Errors 61 Fencing 61 Hardware Detection of Errors 62 Error Codes Table 62 Error Isolation 63 Error Reporting 63 Error Recording 64 Logs 64 Error Code Engineering Log 64 SCSI Log 64 RS 422 Log 64 SARS 64 Chapter 5 Troubleshooting Procedure 1 Determining Firmware Level and Capt...

Страница 11: ...10400934 001 2020 Overland Tandberg 11 LTO Tape Drive User s Guide Contents Appendix B TapeAlert Codes Appendix C Servicing Tape Drives Removing a Stuck Cartridge 83 Index ...

Страница 12: ... either 6 Gb SAS or 8 Gb FC interface They support all the SCSI commands described in the Ultrium SCSI command specification IBM TotalStorage LTO Ultrium Tape Drive SCSI Reference Topics in Product Overview Drive Features Front and Rear Panels Drive Performance Cartridges Speed Matching Channel Calibration Encryption Inhibiting Firmware Down Leveling SAS Interface Supported Device Drivers Ethernet...

Страница 13: ...60 MB s 576GB hr Transfer Rate compressed 750 MB s 2 7TB hr 750 MB s 2 7TB hr 400 MB s 1 4TB hr Interface Connector 6 Gb SAS Int SFF 8482 Ext Dual SF 8088 8 Gb Fibre Channel LC Optical 6 Gb SAS Int SFF 8482 Ext Dual SF 8088 8 Gb Fibre Channel LC Optical 6 Gb SAS Int SFF 8482 Ext Dual SF 8088 8 Gb Fibre Channel LC Optical Form Factor Half height Half height Half height Buffer Size 1024 MB 1024 MB 5...

Страница 14: ...is an example of a dual SAS port model Internal Drive Element Description 1 Power receptacle 2 Fan vent 3 SAS connectors 4 Ethernet connector for drive status and service only 3 1 2 4 Element Description Element Description 1 Cartridge eject button 4 Fault light amber 2 Ready light green 5 Single Character Display SCD 3 Encryption light white 6 SCD dot 1 2 3 4 5 6 ...

Страница 15: ...rocessor disk data rate block size data compression ratio SAS and Fibre Channel bus capabilities and system or application software Element Description 1 Fan vent 2 SAS connectors 1 2 Performance Characteristics LTO 8 Tape Drive LTO 7 Tape Drive LTO 6Tape Drive Native data rate 300 MB s Ultrium 8 media 300 MB s Ultrium 7 media 160 MB s Ultrium 6 media Maximum sustained data rate at maximum compres...

Страница 16: ... is called speed matching to dynamically adjust its native uncompressed data rate to the slower data rate of a server With speed matching the drive operates at different speeds when it is reading or writing This applies to any Ultrium 4 or later cartridge format LTO Gen Tape Length m Data Capacity native GB Data Capacity compressed GB Compression Ration 2 5 to 1 for LTO 6 7 8 8 960 12000 30000 7 9...

Страница 17: ...ata encryption with GCM formatting It utilizes a secret 256 bit Data Key to perform the encryption and decryption which is programmed to the hardware in a secure fashion by the drive control firmware The key is not retrievable in any manner from the encryption core even by the drive firmware which programmed it and is automatically erased during the eject process It performs the encryption after h...

Страница 18: ...rface can be connected directly to a fibre channel HBA in a host server or to a fibre channel switch The FC tape drives uses a multi mode Fibre Optic interface which supports up to 8 0 Gb s FC tape drives can use auto negotiate speeds or fixed speeds and topologies When used with a fibre switch it is recommended to configure a fibre zone to include the port or WWNN of the tape drive and host serve...

Страница 19: ... 98 in Weight 4 3 kg 9 4 lbs Power Requirements for Internal Drives Power Supply voltage 5 Vdc 10 Vdc Tolerance 10 10 Voltage Ripple Noise 50 Hz 20 MHz 100 mV pp 125 mV pp Supply current Minimum steady state Maximum steady state Peak instantaneous power by power supply 2 0 A 0 0 A 4 0 A 1 2 A 4 5 A 1ms 4 0 A 1ms Power Specifications for External Drives AC line voltage 100 240 Vac Line frequency 50...

Страница 20: ...Your External Tape Drive Position the unit so it is convenient to the server The only restrictions are the length of the power cord and the length of the cable to the server Recommended locations are Away from high traffic areas especially if the floor is carpeted Out of printer or copy rooms to avoid toner and paper dust Do not store paper supplies next to any unit Away from moving air such as do...

Страница 21: ...RTANT If cable access for the tape drive bay is awkward it may be easier to access power and other connections if the tape drive is installed in the top bay To do so you may need to move other devices to lower drive bays 2 Use the supplied screws in the appropriate holes to secure the drive The holes may be on both sides or on the bottom 3 For an FC drive attach the supplied Power Connector Adapte...

Страница 22: ...our backup software to ensure it works correctly with the tape drive Some backup applications require you to use their own drivers Refer to the documentation of your software application to ensure you are using the recommended driver IMPORTANT Overland Tandberg does NOT recommend native backup applications such as Windows Backup because they do not support the full features of the tape drive and m...

Страница 23: ...ting data cartridge manipulation error reporting and updating firmware with an FMR cartridge For more information see Status Lights on page 24 Maintenance mode functions include drive diagnostic creation unmake FMR cartridge and drive dump manipulation force to RAM copy to tape copy to flash memory and erase flash For more information see Diagnostic and Maintenance on page 31 The Eject button is u...

Страница 24: ...cryption light white 4 Fault light amber 5 Single Character Display SCD 6 SCD dot 7 Drive power button External drive only 1 2 3 4 5 6 7 Ready Status LED Encryption LED SCD Panel SCD Dot Meaning Off Off Off Off The tape drive has no power or is powered off Solid Green Off Off Off Media not loaded The tape drive is powered on If media loaded For Generation 8 7 media only at least one block other th...

Страница 25: ...ore information see Function Code 9 Display Error Code Log on page 54 and the Error Codes Table on page 62 Solid Amber Off Flashing display of 0 On Off The drive is entering or exiting from Maintenance mode For more information see Function Code 0 Maintenance Mode on page 48 Solid Amber Off Flashing selected function On Off Executing the selected option while in Maintenance mode Flashing Amber onc...

Страница 26: ...t flashes green while the tape drive is rewinding and unloading NOTE During a rewind and eject operation the tape drive does not accept SCSI or Fibre Channel commands from the server Place the tape drive in Maintenance mode Ensure that the tape drive is unloaded Then press the Eject button three times within two seconds You are in Maintenance mode when the Ready light flashes and 0 appears in the ...

Страница 27: ... the lowest number displays first When the error is corrected the code with the next highest priority displays until no errors remain Force a drive dump part of the Maintenance mode CAUTION If the tape drive detects a permanent error and displays an error code it automatically forces a drive dump also known as a save of the firmware trace If you force a drive dump the existing dump will be overwri...

Страница 28: ...iority lowest number displays The code numbers are listed in priority order from highest to lowest If multiple error conditions occur the code with the highest priority lowest number displays Refer to the Error Codes Table on page 62 for a table showing the error codes and definitions Front Panel Operations Maintenance operations can be performed using the Eject button while observing the status L...

Страница 29: ...es on page 28 from priority lowest number displays For a complete list of functions available refer to Maintenance Mode Diagnostics on page 47 Exit Maintenance Mode The drive exits Maintenance mode when the Eject button is pressed twice within one second while the SCD indicates 0 or when the selected maintenance function is completed either successfully or unsuccessfully or when the Eject button i...

Страница 30: ...t attempt to load a cartridge when the drive is in Maintenance mode until the drive requests it Removing a Tape Cartridge To remove a tape cartridge 1 Ensure that the drive is powered on 2 Press Eject The drive rewinds the tape and partially ejects the cartridge The Ready light flashes while the tape rewinds then goes out before the cartridge partially ejects 3 After the cartridge partially ejects...

Страница 31: ...aning cartridge into the tape load compartment The drive completes the cleaning automatically in less than 3 minutes then ejects the cartridge The drive completes a short load eject test while the cartridge is ejected Wait for the drive to finish before the cartridge is removed NOTE The drive automatically ejects an expired cleaning cartridge A Cleaning Cartridge is valid for 50 uses and then must...

Страница 32: ... Environmental and Shipping Specifications for Tape Cartridges Handling and Shipping Inspecting for Damage Disposing of Tape Cartridges Cartridge and Media All generations contain 1 2 inch dual coat magnetic tape made of Barium Ferrite BaFe The media is available in the following types of cartridges Data cartridge WORM Write Once Read Many cartridge Cleaning cartridge The media is housed in a cart...

Страница 33: ...cartridges is as follows Number Component 1 LTO cartridge memory 2 Cartridge door 3 Leader Pin 4 Write protect Switch 5 Label area 6 Insertion guide Front 1 5 4 6 2 3 Type Cartridge Color Generation 8 Burgundy Generation 7 Purple Generation 6 Black Generation 5 Burgundy Generation 4 Green Type Native Data Capacity Recording Format Ultrium 8 12000 GB 30000 GB at 2 5 1 compression Reads and writes d...

Страница 34: ...otched area that prevents the cartridge from being inserted incorrectly Each cartridge has a life span of 20 000 load eject cycles Cartridge Compatibility by Drive Type This table illustrates the different cartridge generations supported based on the drive generation in which they can be used The code means not supported Cleaning Cartridge A specially labeled LTO Cleaning Cartridge is used to clea...

Страница 35: ...dge or cleaning cartridge In addition the barcode includes the two character media type identifier Lx where x equals 1 2 3 4 5 6 7 or 8 The L identifies the cartridge as an LTO cartridge and the number represents the generation of cartridge for that cartridge type This graphic shows a sample barcode label for the LTO Tape Cartridge Guidelines for Barcode Labels Apply the following guidelines whene...

Страница 36: ...rotect switch This setting allows the server s software to identify a cartridge that no longer contains current data and is eligible to become a scratch blank data cartridge Do not write protect scratch blank cartridges the tape drive is not able to write new data to them Handling Cartridges IMPORTANT Do not insert a damaged tape cartridge into the drive A damaged cartridge can interfere with the ...

Страница 37: ...e a box then place that box inside the shipping box and add padding between the two boxes Proper Acclimation and Environmental Conditions Before you use a tape cartridge acclimate it to the operating environment for 24 hours or the time necessary to prevent condensation in the drive The time varies depending on the environmental extremes to which the cartridge was exposed Ensure that all surfaces ...

Страница 38: ...re that the leader pin is properly seated in the pin retaining spring clips If the leader pin becomes dislodged go to Repositioning or Reattaching a Leader Pin on page 39 Do not handle tape that is outside the cartridge Handling the tape can damage the tape s surface or edges which might interfere with read or write reliability Pulling on tape that is outside the cartridge can damage the tape and ...

Страница 39: ...the pin if you must remove more than 7 meters 23 feet of leader tape The sections that follow describe each procedure Repositioning a Leader Pin A leader pin that is improperly seated inside a cartridge interferes with the operation of the drive To place the leader pin in its proper position you need the following tools Plastic or blunt end tweezers Cartridge manual rewind tool from Leader Pin Rea...

Страница 40: ...ridge Reattaching a Leader Pin The first meter of tape in a cartridge is leader tape When the leader tape is removed there is a possibility of tape breakage After the leader pin is reattached transfer data from the defective tape cartridge Do not reuse the defective tape cartridge The Leader Pin Reattachment Kit contains three parts Leader pin attach tool A plastic brace that holds the cartridge d...

Страница 41: ...ce or edges which might interfere with read or write reliability To reattach a leader pin with the IBM leader pin reattachment kit 1 Attach the leader pin attach tool to the cartridge so that the tool s hook latches into the cartridge s door 2 Pull the tool back to hold the door open then slide the tool onto the cartridge 3 Open the tool s pivot arm 4 To find the end of the tape inside the cartrid...

Страница 42: ...idge and set the tool and the cartridge aside 7 On the leader pin a Locate the open side of the C clip The C clip is a small black part that secures the tape to the pin b Remove the C clip from the leader pin by using your fingers to push the clip away from the pin Set the pin aside and discard the clip 8 Attach the new leader pin a Position the tape in the alignment groove of the leader pin attac...

Страница 43: ...rd provides a description of the cartridge memory The LTO CM holds information about that specific cartridge the media in the cartridge and the data on the media The LTO CM is located in the left rear corner of the cartridge Fields within the LTO CM are used to enhance drive performance such as locating records rapidly store information usable by application programs and aid serviceability such as...

Страница 44: ...hock absorbent material Assure that the cartridges in their containers will not be lose or come loose in the shipping box Assure that the final box has a clean interior and a construction that provides sealing to prevent the ingress of dirt and water in shipping environments where dirt and water may be encountered Assure that the orientation of the cartridges within the final box is such that the ...

Страница 45: ...are amended from time to time and you must review them at the time of disposal If your local state country non US or regional regulations are more restrictive than EPA 40CFR261 you must review them before you dispose of a cartridge Contact your account representative for information about the materials that are in the cartridge If a tape cartridge must be disposed of in a secure manner you can era...

Страница 46: ...n in addition to the diagnostic routines provided by the drive host diagnostics can be executed to exercise various functions of the drive Topics in Maintenance Power On Self Test POST Maintenance Mode Diagnostics Send Diagnostics Isolation Diagnostics Reliability Availability and Serviceability RAS Hardware Detection of Errors Error Isolation Error Reporting Error Recording Logs SARS Power On Sel...

Страница 47: ...onds except it doesn t cause a Reset 5 Function Code 5 Copy Drive Dump Copies data from a drive dump captured by using Function Code 4 to the beginning of a customer supplied scratch blank data cartridge copies a drive dump to flash memory or erases a dump from flash memory 6 Function Code 6 Run Host Interface Wrap Test Performs a check of the circuitry from and to the connector 7 Function Code 7 ...

Страница 48: ...e SCD and then goes blank The drive then exits Maintenance mode and the Status Light returns to green If an error was detected the SCD shows an error code but still exits Maintenance mode To determine the error locate the code in the Error Codes Table on page 62 To clear the error turn the power off then on again NOTE The drive also exits Maintenance mode automatically after it completes a mainten...

Страница 49: ... until 1 displays in the SCD If you cycle past the wanted code press the Eject button once per second until the code reappears 3 Press and hold Eject for three 3 or more seconds then release it to select function 1 Wait for the SCD to change to a flashing C requesting a cartridge 4 Insert a scratch blank data cartridge The SCD changes to a flashing 1 and the test begins During the test the drive u...

Страница 50: ...crocode replacement FMR data to a scratch data cartridge The resulting FMR tape can only be used to update the firmware on an LTO tape drive of the same Generation with the same host interface SAS or Fibre Channel CAUTION For this function insert only a scratch blank data cartridge or a cartridge that may be overwritten During the test the drive overwrites the data on the cartridge NOTE If you ins...

Страница 51: ... to reboot Function Code 5 Copy Drive Dump Function Code 5 copies data from a drive dump captured in Function Code 4 to the beginning of a scratch blank data cartridge CAUTION For this function insert only a scratch blank data cartridge or a cartridge that may be overwritten During the test the drive overwrites the data on the cartridge NOTE If you inserted an invalid tape cartridge error code J o...

Страница 52: ...dge and exits Maintenance mode after the cartridge is removed from the drive Function Code 6 Run Host Interface Wrap Test Approximate Run Time 10 seconds per loop Total Number of Loops This test runs until stopped by pressing Eject Function Code 6 performs a check of the host interface circuitry and host connector on the drive 1 Make sure that the host interface wrap plug is connected to the host ...

Страница 53: ...LDI or RS 422 wrap plug to the drive s LDI or RS 422 connector in place of the LDI or RS 422 cable 1 Make sure that no cartridge is in the drive and the appropriate wrap plug is attached to the RS 422 connector 2 Place the drive in Maintenance mode by pressing the Eject button three 3 times within two 2 seconds 3 Press the Eject button once per second until 7 appears in the SCD If you cycle past t...

Страница 54: ...mine the error locate the code in the Error Codes Table on page 62 The tape drive then unloads the FMR tape and exits Maintenance mode after the cartridge is removed from the drive Function Code 9 Display Error Code Log Function Code 9 displays the last 10 error codes one at a time with the most recent presented first and the oldest presented last If there are no errors in the log Function Code 0 ...

Страница 55: ...ately Wait for the drive to rewind the tape and eject the cartridge CAUTION When you perform this test data on the suspect tape will be overwritten NOTE If you inserted an invalid tape cartridge error code J or 7 appears in the SCD If you inserted a write protected cartridge or the media has read only compatibility error code P appears in the SCD In either case the tape drive unloads the cartridge...

Страница 56: ... code P appears in the SCD In either case the tape drive unloads the cartridge and exits Maintenance mode after the cartridge is removed from the drive 1 Place the drive in Maintenance mode by pressing the Eject button three 3 times within two 2 seconds 2 Press the Eject button once per second until F appears in the SCD If you cycle past the desired code press the Eject button once per second unti...

Страница 57: ...o 2 seconds 2 Press the Eject button once per second until H appears in the SCD If you cycle past the desired code press the Eject button once per second until the code reappears 3 Press and hold the Eject button for three 3 or more seconds then release it to select the function H The SCD changes to a flashing C requesting a cartridge 4 Insert a scratch blank data cartridge The SCD changes to H Th...

Страница 58: ... a flashing J and the tape drive runs the tests If no error is detected the diagnostic will loop and begin again To stop the loop press the Eject button for one 1 second and release When the loop ends 0 temporarily appears in the SCD and the tape drive exits Maintenance mode If an error is detected the Fault light flashes amber and the drive posts an error code to the SCD To determine the error lo...

Страница 59: ...Post Error Reporting Deferred check conditions are reported to the host and temporary errors are reported in the sense data This selection is normally used as a request from support personnel 1 Place the drive in Maintenance mode by pressing the Eject button three 3 times within two 2 seconds 2 Press the Eject button once per second until either P or U appears in the SCD indicating the current set...

Страница 60: ... phase has completed Other diagnostics are available through the Send Diagnostics command The results of the diagnostics are reported upon receipt of the Receive Diagnostics Results command unless the self test bit was set Isolation Diagnostics If a drive encounters a permanent error the drive may run isolation diagnostics to test the drive hardware These tests may include memory tests module test...

Страница 61: ...e fence The following table describes the type of operations prevented based on the fence error state of the drive Error Condition Operation Note Load Eject Write Read Motion Code Microcode detected error Panic Reset case or user initiated 10 second Eject button press Drive will automatically reset and will enter Mid Tape Recovery MTR if a cartridge is present See Mid tape Recovery error condition...

Страница 62: ...detected that the externally supplied power is outside of specified voltage limits Error condition clears when drive is powered off 3 Microcode Problem Drive determined that a microcode error has occurred Drive dump is required prior to drive being powered off 4 Microcode or Drive Problem Drive determined that a drive hardware or microcode failure has occurred Drive dump is required prior to drive...

Страница 63: ...did not see light H Reserved for future use J Incompatible Media Media not supported P Write Protect Write operation to a write protected cartridge has been attempted c Reserved for future use d Fiber AL_PA conflict Two drives on fiber loop have the same AL_PA e Encryption Error The drive detected a configuration or set up error prior to an encryption operation A problem may exist with the key man...

Страница 64: ...er and Library Device Drivers Installation and User s Guide and in the IBM SCSI Tape Drive Medium Changer and Library Device Drivers Programming Reference Logs The drive maintains logs to assist engineering service and CSP repair personnel The logs are included in drive dumps and are accessible using the SCSI Read Buffer command The log format is provided to CSP personnel to aid in understanding t...

Страница 65: ... EEPROM to determine the more likely cause of failure SARS can cause the drive to request a cleaner tape to mark the media as degraded and to indicate that the hardware has degraded SARS information is reported through Sense Data and the TapeAlert flags and also at the SCD Single Character Display ...

Страница 66: ...to the single character display codes See Single Character Display SCD on page 27 2 Ensure that the latest level of firmware is installed on the LTO drive refer to Procedure 1 in this chapter 3 Refer to the Pre Call Checklist before calling 4 Call Overland Tandberg Technical Support Yes 1 Try another electrical outlet 2 Try another power cord 3 Refer to the Pre Call Checklist before calling 4 Call...

Страница 67: ...ivers Installation and User s Guide To update firmware from a server that uses a non IBM tape device driver refer to the documentation for that device driver Complete the following steps to determine the current firmware level that is installed on the drive 1 Use the ITDT utility to view the current drive firmware level The utility is available on the web at the Overland Tandberg website See Firmw...

Страница 68: ...wer is On For Fibre Channel if the tape drive is attached to a fibre switch make sure the switch is powered on 3 Verify that the cable is connected properly to the server and to the tape drive For SAS drives the interface is a mini SAS SFF 8088 For FC drives the interface is an LC multi mode Fibre Optic 4 If using a Fibre Channel switch make sure that the host server and tape drive have an FC link...

Страница 69: ...s consistent or intermittent and on your configuration These sections describe how to fix an error Fixing SAS Communication Problems 1 Check whether the tape drive power is On 2 Verify that the SAS cable is connected to the host server and to the tape drive 3 Verify the host server s SAS HBA is using the latest drivers 4 Make sure all the settings and parameters for the SAS HBA are configured prop...

Страница 70: ...general checkup of the hardware and connections Verify that all cables are connected properly at both ends Before the SAS cables are attached ensure that the connector does not contain bent or recessed pins Ensure that all retention screws for the SAS cable are securely tightened Ensure that the total SAS cable length does not exceed 5 5m 18 ft Verify for FC that there is a fibre link between host...

Страница 71: ...e that the drive can read from and write to tape Function Code H Test Head on page 56 to ensure that the tape drive s head and tape carriage mechanics work correctly Function Code J Fast Read Write Test on page 57 to ensure that the drive can read from and write to tape Function Code L Load Eject Test on page 58 to test the drive s ability to load and eject a tape cartridge Run the remote diagnost...

Страница 72: ...ith a cartridge in the drive push Eject to eject the cartridge To clear the SCD error code and power cycle the drive press Eject for 10 seconds A drive memory dump is created CAUTION If the drive detects a permanent error and displays an error code other than 0 it automatically completes a drive memory dump If you force a drive memory dump the existing memory dump is overwritten and data is lost A...

Страница 73: ...e the drive 2 Power problem The tape drive detected that the externally supplied power is outside the specified voltage limits the tape drive is not operating Complete this action 1 Ensure that the power connector is properly seated 2 Turn power off on the tape drive to see whether the problem repeats 3 Replace the tape drive if the problem persists The error code clears when you place the tape dr...

Страница 74: ...2 Power the tape drive off and on then retry the operation that produced the error The error code clears when you place the tape drive in Maintenance mode 3 If the problem persists download new firmware and retry the operation If new firmware is not available replace the drive 5 Tape drive hardware problem The drive determined that a tape path or read write error occurred To prevent damage to the ...

Страница 75: ...m the defective cartridge and discard it If the operation fails and another tape drive is available insert the cartridge into the other unit and retry the operation If the operation fails discard the defective cartridge If the operation succeeds insert a scratch data cartridge into the first unit and run Function Code 1 Run Drive Diagnostics on page 49 If the diagnostic tests fail replace the tape...

Страница 76: ...he diagnostic tests succeed the error was temporary If another tape drive is not available insert a scratch data cartridge into the unit and run Function Code 1 Run Drive Diagnostics on page 49 If the diagnostic tests fail replace the tape drive If the diagnostic tests succeed discard the cartridge If the problem occurs with multiple tape cartridges run Function Code 1 Run Drive Diagnostics on pag...

Страница 77: ... cartridge in a different tape drive If the operation in the other unit fails and 6 or 7 displays replace the media If the operation succeeds run Function Code E Test Cartridge and Media on page 55 CAUTION When you run the Test Cartridge Media diagnostic test data on the suspect tape is overwritten Use only a scratch data cartridge to run the test If the diagnostic test fails replace the media If ...

Страница 78: ...on of the first loop to stop the diagnostic Record the time it takes for the test to complete Compare the recorded time with the Approximate Run Time If the test runs successfully but the execution time is significantly longer than the Approximate Run Time run the Function Code F Write Performance Test on page 56 If the Write Performance Test fails replace the media and exit Maintenance mode 3 If ...

Страница 79: ...supported by LTO 4 and later data cartridges only Retry the encryption operation with the tape cartridge in another encryption enabled drive Replace the media if the problem repeats with the same tape cartridge in multiple drives If the problem occurred while the tape drive was running POST or diagnostic tests replace the drive The error code clears with the first attempted write read after the en...

Страница 80: ...berg 80 RMI Remote Management Interface SAN Storage Area Network SAS Serial Attached SCSI SNMP Simple Network Management Protocol SSH Secure Shell SSL Secure Socket Layer UID Unit Identification USB Universal Serial Bus WORM Write Once Read Many WWPN World Wide Port Name Acronym Meaning ...

Страница 81: ...R Critical 0007h Media Life L Warning 0008h Not Data Grade R Warning 0009h Write Protect R Critical 000Ah No Removal R Informational 000Bh Cleaning Media R Informational 000Ch Unsupported Format R Informational 000Eh Unrecoverable Snapped Tape R Critical 000Fh Memory Chip in Cartridge Failure R Warning 0010h Forced Eject L Critical 0011h Read Only Format R Warning 0012h Tape Directory Corrupted R ...

Страница 82: ...ive Failure Critical 0027h Diagnostics Required Warning 0029h Loader Stray Tape Critical 002Ah Loader Hardware Warning 002Dh Loader Magazine Critical 0031h Diminished Native Capacity B L R Informational 0032h Lost Statistics R Warning 0033h Tape Directory Invalid at Eject L R Warning 0034h Tape System Area Write Failure L R Critical 0035h Tape System Area Read Failure R Critical 0036h No Start of ...

Страница 83: ...urther damage to the drive or tape can occur Here are some options you can try Press the Eject button on tape drive Try the Eject Unload operation from your backup software application Put the tape drive in Maintenance Mode see Entering Maintenance Mode on page 48 When an attempt to get into Maintenance Mode is made the tape drive forces an unload of a cartridge Customer can download and install t...

Страница 84: ... mode options 47 media capacities 16 menu flow indicator 5 N non used error characters 27 O operation of the tape drive 23 Operator Panel External drive 23 Overland Tandberg Technical Support 7 P product documentation 7 R removing a stuck cartridge 83 S SCD error codes 27 Single Character Display SCD 27 single character error codes 62 software update 7 stuck cartridge removal 83 supported cartridg...

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