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LTO-5 Half-Height SAS Tape Drives

27

Understanding LED sequences

Has a new operating system been installed in the host computer? Has
new backup software been installed?

The problem could lie with the host or the software. Consult the computer's
operating manuals, the software manual, or seek help from a service engineer.

6.2

Understanding LED sequences

Figure 7: Front view of LTO–5 tape drive

1. Drive door

5. Drive LED

2. Encryption LED

6. Ready LED

3. Clean LED

7. Eject button

4. Tape LED

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Summary of Contents for LTO-5

Page 1: ...User Guide LTO 5 Half Height SAS Tape Drive English ...

Page 2: ...t of technical modifications reserved All hardware and software names used are trademarks of their respective manufacturers Copyright 2010 Hewlett Packard Development Company L P The information contained herein is subject to change without notice The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services Nothing herein...

Page 3: ...at Enterprise Linux 9 2 Verify installation 11 3 Operating your tape drive 13 3 1 Loading a cartridge 13 3 2 Unloading a cartridge 14 3 3 Removing power from the drive 14 4 Cautions concerning backup 15 4 1 Ejecting the data cartridge after backup 15 4 2 Data compression rate 15 4 3 Backup performance capacity 16 4 4 Points to note during system configuration 16 5 Use the correct media 17 5 1 Cart...

Page 4: ...4 Does encryption affect tape drive performance 21 5 5 5 Does the tape drive encrypt media in an earlier LTO format 22 5 5 6 Where can I get more information 22 5 6 Cleaning the tape drive 23 5 7 Handling cartridges 23 5 8 Storage environment 24 6 Troubleshooting 25 6 1 General Procedure 25 6 2 Understanding LED sequences 27 6 2 1 Encryption LED 31 6 3 Problems with cartridges 32 6 3 1 The cartrid...

Page 5: ...cument conventions and symbols Convention Element Blue text table 1 on page 5 Cross reference links and e mail addresses Bold text Keys that are pressed Text typed into a GUI element such as a box GUI elements that are clicked or selected such as menu and list items buttons tabs and check boxes Italic text Text emphasis Monospace text File and directory names System output Code Commands their argu...

Page 6: ...lure to follow directions could result in bodily harm or death V CAUTION Indicates that failure to follow directions could result in damage to equipment or data I IMPORTANT Provides clarifying information or specific instructions NOTE Provides additional information ...

Page 7: ... this chapter Your LTO 5 tape drive on page 7 How do I connect the drive to my server on page 8 1 1 Your LTO 5 tape drive Figure 1 Front view of LTO 5 SAS tape drive 1 Drive door 5 Drive LED 2 Encryption LED 6 Ready LED 3 Clean LED 7 Eject button 4 Tape LED ...

Page 8: ...n your server and is attached to the host server s internal SAS controller or SAS host bus adapter as illustrated below Connect a spare power cable from the server s internal power supply to the power connector on the SAS data cable Figure 2 Connecting cables to the LTO 5 tape drive 1 Power connector on data cable 2 SAS connector to tape drive SFF 8482 SAS cable with power ...

Page 9: ... support ts fujitsu com Refer also to the documentation of your software application to ensure you are using the recommended driver 1 3 1 Installing on Windows Install as instructed in the readme file in the drivers directory 1 3 2 Installing on Red Hat Enterprise Linux Drivers are included with the operating system and should be loaded automatically ...

Page 10: ...10 LTO 5 Half Height SAS Tape Drives Drivers ...

Page 11: ...eset See Understanding LED sequences on page 27 for more information about front panel LEDs If you installed drivers before connecting the tape drive Windows only The tape drive should be detected automatically and the correct drivers used Installing drivers after connecting the tape drive Windows only If you have not already installed drivers install the driver according to the supplied documenta...

Page 12: ...12 LTO 5 Half Height SAS Tape Drives ...

Page 13: ...or and insert the cartridge into the slot in the front of the drive with the arrow uppermost and facing the drive slot Figure 3 Inserting a cartridge 2 Apply gentle pressure until the drive takes the cartridge and loads it 3 The Ready LED flashes green while the drive performs its load sequence When the cartridge is loaded the Ready LED shows steady green 1 Arrow indicates leading direction 2 Labe...

Page 14: ...Ejecting a cartridge 1 Eject button 2 The drive will complete its current task rewind the tape to the beginning and eject the cartridge The rewind process may take up to 10 minutes The Ready LED will flash to indicate that the unload is still in progress 3 3 Removing power from the drive To ensure reliable operation do not remove power from the drive during read write fast search load and unload a...

Page 15: ...me it will easily be affected by suspended particles of dust Insert the data cartridge just before the backup operation and remove it immediately after the operation Do not turn off the power with the data cartridge inserted If the power is turned off with the data cartridge inserted it takes a while before this product can be used after the next power on 4 2 Data compression rate This product has...

Page 16: ... used The dust and dirt condition of the product s magnetic head The data compression rate The workload on the server 4 4 Points to note during system configuration When repeatedly using a single data cartridge all the data can be lost if the backup fails Also if a backup data cartridge becomes damaged the data cannot be recovered Damage in the event of a failure can be minimized if two or more da...

Page 17: ...These are single reel cartridges that match your drive s format and are optimized for high capacity throughput and reliability Compatible media can be recognized by the Ultrium logo which is the same as the logo on the front of your drive Do not use other format cartridges in your tape drive and do not use LTO Ultrium 5 cartridges in other format tape drives To achieve best performance we recommen...

Page 18: ...onditions of this product I IMPORTANT The data cartridge is a replaceable part Worn media can cause problems such as magnetic tape surface damage dirty magnetic head many media errors and so on See also Problems with cartridges on page 32 LTO Ultrium 5 data cartridges 1500 GB 3000 GB at 2 1 compression Read Write LTO Ultrium 4 data cartridges 800 GB 1600 GB at 2 1 compression Read Write LTO Ultriu...

Page 19: ...ed or overwritten you can write protect the cartridge To write protect a cartridge push the switch to the right to prevent any data recording on the cartridge Note the padlock on the tab that indicates that the cartridge is protected To write enable a cartridge push the switch to the left to allow data recording on the cartridge Figure 5 on page 19 illustrates the location of the write protect tab...

Page 20: ... write protected It should still be readable in a WORM drive depending upon the severity of the tampering but no further appended backups will be possible WORM data cartridges are clearly identified by their distinctive two tone cartridge color They can only be used with LTO tape drives that support the WORM feature To check whether your backup or archive software application supports WORM cartrid...

Page 21: ...ion for more information 5 5 2 How do I enable encryption Hardware encryption is turned off by default and is switched on by settings in your backup application where you also generate and supply the encryption key Your backup application must support hardware encryption for this feature to work 5 5 3 What happens if I don t remember the key If you are unable to supply the key when requested to do...

Page 22: ...ve that supports hardware encryption LTO 5 tape drives can read and write encrypted LTO Ultrium 5 media and LTO Ultrium 4 media Hardware encryption is not supported on any earlier LTO media such as LTO Ultrium 3 media 5 5 6 Where can I get more information For detailed instructions about enabling encryption please refer to the documentation supplied with your backup application This will also high...

Page 23: ...es with Ultrium tape drives If the cleaning cartridge is ejected immediately with the Tape LED on it has expired 5 7 Handling cartridges Do not touch the tape media Do not open the drive door and touch the tape media Do not attempt to clean the tape path or tape guides inside the cartridge Do not leave cartridges in the drive The tape loses tension in the power off state which can lead to problems...

Page 24: ...tion and for long life the cartridge should only be stored as follows Day to day storage in plastic container 16 C to 32 C 60 F to 90 F Non condensing relative humidity 20 to 80 storage Wet bulb temperature should not exceed 26 C 79 F Tapes intended for long term storage should be stored in the plastic containers at temperatures between 5 C and 23 C 41 F and 73 F and 20 to 60 relative humidity ...

Page 25: ...f this guide 2 Has the system booted If not check that all hard disks are correctly seated in the hard disk bay and then check the cabling between the disks and the SAS controller 3 Has the system booted but the operating system has not seen the tape drive Check that the drive has power the Ready LED should be illuminated If it is not check that the power cord is connected correctly to the tape dr...

Page 26: ...trium Universal cleaning cartridge 6 If the Tape LED is flashing the cartridge is probably faulty Try using a different cartridge 7 Try the operation again 8 If the problem still occurs and you have not yet replaced the cartridge try using a different cartridge 9 If the problem is still there the problem probably lies with the drive or the host computer Has the drive been moved recently Have any c...

Page 27: ...kup software been installed The problem could lie with the host or the software Consult the computer s operating manuals the software manual or seek help from a service engineer 6 2 Understanding LED sequences Figure 7 Front view of LTO 5 tape drive 1 Drive door 5 Drive LED 2 Encryption LED 6 Ready LED 3 Clean LED 7 Eject button 4 Tape LED ...

Page 28: ...the cable if necessary If the power supply is present and all LEDs remain off power cycle the server If it still fails call for service Ready and Clean OFF Drive and Tape FLASH The drive has failed to execute power on self test POST Power cycle the server If the error condition reappears call for service Ready is ON The drive is ready for operation None This is normal Ready FLASHES The drive is ca...

Page 29: ...ne The cleaning cartridge will eject on completion The cleaning cycle can take up to 5 minutes to complete Tape FLASHES The drive believes the current tape or the tape just ejected is faulty Unload the tape cartridge Make sure that you are using the correct format cartridge an Ultrium data cartridge or Ultrium Universal Cleaning Cartridge See Use the correct media on page 17 Reload the cartridge I...

Page 30: ...e discarded Drive FLASHES The drive mechanism has detected an error Load a new cartridge If the error persists power cycle the server If the Drive LED remains on call for service Drive Tape and Ready FLASH There is a firmware download problem Insert a cartridge to clear the LED sequence If the condition persists call for service Drive and Ready ON with Tape and Clean OFF Alternates repeatedly The ...

Page 31: ...re supports hardware encryption It may be necessary to update the software Consult your software vendor for more information Ensure that the correct key or pass phrase has been entered Encryption LED Blue or Amber State On At power on Off The drive is idle and there is no encryption key Off with Ready flashing green The tape drive is reading writing unencrypted data from another host or unloading ...

Page 32: ...revent Media Removal PMR command to the drive robot in an attempt to prevent human interference during a backup job If this occurs the software that issued the PMR must be used to load and unload tapes 2 Shut down backup software and if in a Windows environment stop removable storage services 3 Press the Eject button on the front of the tape drive Sometimes it is necessary to use the Eject button ...

Page 33: ...opped waiting 10 minutes after power up is a good rule of thumb Push the Eject button This step attempts to overcome unload issues due to the drive being in an abnormal state or because Prevent Media Removal has been incorrectly left on after being set by a rogue application 8 Initiate a force eject or emergency unload operation by pressing and holding the Eject button for 15 seconds This step cau...

Page 34: ...d immediately For data cartridges 1 Check that the drive has power the power cord is properly connected and the Ready LED is on 2 Check that you are using the correct media Use only LTO media 3 Make sure that you have loaded the cartridge with the correct orientation see Loading a cartridge on page 13 4 Check for damage to your media and discard it if it is damaged 5 Use a new or known good piece ...

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