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500300 Rev. U

vii

5.1.11

800 Mask WP .....................................................................................................5-5

5.1.12

Block Length (Default = 2).................................................................................5-5

5.1.13

Buffer (Default = Normal)..................................................................................5-6

5.1.14

Busy (Default = Not Ready) ...............................................................................5-6

5.1.15

Discon (Default = YES) ......................................................................................5-6

5.1.16

Early EOT (Default = Normal) ..........................................................................5-6

5.1.17

EOM On Read (Default = No)............................................................................5-7

5.1.18

INQUIRY Data File ...........................................................................................5-7

5.1.19

Lng Blk (Default = Stop)..................................................................................5-10

5.1.20

Model (No default) ...........................................................................................5-10

5.1.21

NRZI (Default = No LRC/CRC)........................................................................5-11

5.1.22

Read Bad Data (Default = Yes)........................................................................5-11

5.1.23

Read EOT Stop (Default = No).........................................................................5-11

5.1.24

Read Ahead (Default = 2 FMK) .......................................................................5-11

5.1.25

Read CER (Default = Ignore)...........................................................................5-12

5.1.26

Read HER (Default = Report) ..........................................................................5-12

5.1.27

Read Retrys......................................................................................................5-12

5.1.28

Residue (Default = Normal) .............................................................................5-13

5.1.29

Rewrite CER (Default = Yes) ...........................................................................5-13

5.2

Special Drive Configuration Menu Requirements for SCSI Drives.......................5-14

5.2.1

LOL Enable ......................................................................................................5-14

5.2.2

Command Disp.................................................................................................5-14

5.2.3

HER on Blank ..................................................................................................5-14

5.2.4

Drive Address...................................................................................................5-14

5.2.5

FEN ..................................................................................................................5-14

5.2.6

Density CMD....................................................................................................5-14

5.2.7

WRT Parity ......................................................................................................5-15

5.3

SCSI Error Messages and Codes ............................................................................5-15

6. Preventative Maintenance ........................................................................................... 6-1

6.1

Purpose .....................................................................................................................6-1

6.2

Frequency .................................................................................................................6-1

6.3

Tape Path Cleaning Procedure.................................................................................6-2

6.4

Using 1-mil Tape.......................................................................................................6-4

6.5

Data Specifications ...................................................................................................6-5

6.5.1

Data Formats and Tape Speeds.........................................................................6-5

6.5.2

Data Transfer Rate ............................................................................................6-5

6.5.3

Media Requirements ..........................................................................................6-6

6.6

Data Capacity ...........................................................................................................6-6

6.6.1

Data Capacity Tables.........................................................................................6-7

7. Errors and Operational Failures ................................................................................ 7-1

Summary of Contents for 34XX Series

Page 1: ...The Tape Experts 34XX User s Guide 500300 Rev U...

Page 2: ...he information contained in this document current and accurate as of the date of publication or revision However no guarantee is given or implied that the document is error free or that it is accurate...

Page 3: ...TIONS FOUND IN A WARNING PARAGRAPH ACHTUNG ES K NNEN PERSONENVERLETZUNGEN AUFTRETEN WENN SIE DIE UMGANGS BEDIENUNGS ODER WARTUNGSANWEISUNGEN NICHT VOLLST NDIG BEFOLGEN DIE IM ACHTUNGENPARAGRAPHEN BESC...

Page 4: ...odels of the 3400 Series tape transport Pat No 4 893 312 Pat No 5 014 141 Bescheinigung des Herstellers Importeurs Hiermit wird bescheinigt da Qualstar Bandger te Modelle 3402S 3402SD 3404S und 3404SD...

Page 5: ...om Qualstar please do the following Treat the merchandise carefully to assure its suitability for return Retain all shipping and packing materials Returned merchandise must be shipped to Qualstar in t...

Page 6: ...tion 1 12 2 Controls and Indicators 2 1 2 1 Front Control Panels 2 1 2 1 1 Power Switch 2 1 2 1 2 Push button Switches 2 1 2 2 Front Panel Indicators 2 2 2 3 Liquid Crystal Display 2 3 2 3 1 Display L...

Page 7: ...Configuration Menu Parameters 4 5 4 4 Manual Threading Function 4 12 4 5 Maintenance Menu 4 12 4 5 1 Using the Maintenance Menu 4 14 4 5 2 Default Configuration Function 4 14 4 5 3 Default SCSI Config...

Page 8: ...HER Default Report 5 12 5 1 27 Read Retrys 5 12 5 1 28 Residue Default Normal 5 13 5 1 29 Rewrite CER Default Yes 5 13 5 2 Special Drive Configuration Menu Requirements for SCSI Drives 5 14 5 2 1 LOL...

Page 9: ...1 7 2 1 Non Terminal Errors 7 1 7 2 2 Terminal Errors 7 1 7 2 3 Miscellaneous Messages 7 3 7 2 4 SCSI Error Messages 7 3 8 AC Power Configuration 8 1 8 1 Tools Required to Change AC Power Configuratio...

Page 10: ...odels the installation and operation of the different models is basically the same Differences among models are noted where required from an operator s point of view all models function similarly 1 3...

Page 11: ...Identification CAUTION To insure adequate airflow through the drive the fan at the rear of the drive must not be blocked 1 4 Unpacking the Tape Drive CAUTION The tape drive weighs about 60 pounds and...

Page 12: ...pter 8 to change the selected voltage Figure 1 3 Location of Voltage Label WARNING IF THE LINE VOLTAGE DIFFERS FROM THAT SPECIFIED ON THE VOLTAGE LABEL DO NOT APPLY POWER THE POWER TRANSFORMER SELECTO...

Page 13: ...ble 1 7 SCSI 2 Interface If your tape drive model number contains an S or SD you have a SCSI Small Computer Systems Interface tape drive and should read this section for important information regardin...

Page 14: ...RN3 SCSI CTLR POWER CONNECTOR PCBA 500567 PCB500566 01 3 REV B WREX CONNECTOR J72 Figure 1 4 SCSI Single Ended PCBA Layout 500567 PCBA CAUTION The single ended and differential interfaces are electri...

Page 15: ...f SCSI ID assignments An external terminator may be installed here in place of the internal terminator Multiple SCSI Cables Figure 1 6 SCSI Cable Configurations SCSI devices are usually some type of c...

Page 16: ...six meters single ended configuration or 25 meters differential configuration as measured from one end to the other In most systems the host computer itself is one of the SCSI devices This is usually...

Page 17: ...It can be identified by its two rows of pin receptacles and by the built in locking tabs at each end Plug the cable connector into either drive connector and secure it with the two locking tabs as sho...

Page 18: ...2 and RN3 if using the differential version must be installed The terminators must be removed from all other devices on the SCSI bus except the device that is physically connected to the other end of...

Page 19: ...ctor is connected in series with VTERM between the board s termination voltage and the termination voltage line on the SCSI bus If the current through the circuit protector is excessive the protector...

Page 20: ...re three removable cable entry covers attached to the rear chassis panel with two Phillips screws each a When using a round interface cable remove all cable entry covers pass the cable through the upp...

Page 21: ...ty stop allowing the drive to be accessed for servicing without removing it from the rack Each inner rail has a safety lever that must be actuated before the inner rail can be completely extended and...

Page 22: ...and evenly 8 Lift both safety latches up slide the tape drive fully into the cabinet and tighten the screws that hold the rails to the rear of the rack 9 Extend the drive out about a foot and tighten...

Page 23: ...1 14 Tape Drive Installation 500300 Rev U Right Cabinet Mounting Rail Inside upper Right Corner of Drive Bezel Right Cabinet Mounting Rail Standoffs Figure 1 13 Location of Rack Latch...

Page 24: ...ormal operating mode are described in the following sections 2 1 2 1 LOAD Switch This switch has five functions in the operating mode Loads the tape if it is not already loaded Rewinds the tape if it...

Page 25: ...ensity from 800 1600 3200 6250 6250s and back When the tape is beyond BOT the DENSITY switch is disabled The beginning of display line one shows the density you selected NOTE A small letter S followin...

Page 26: ...ests It is available to you only when the drive is offline or in the standby state The operating mode is the normal mode i e offline online or standby 2 3 Liquid Crystal Display The drive displays sta...

Page 27: ...wo Write from BOT density Read from BOT density Operating density Drive Address blank if SCSI Drive Status Reel Diameter Detected density Tape Indicator Online E EOT indicates Early End Of Tape 90 fee...

Page 28: ...ne and ready to accept host commands It displays the amount of tape on the take up reel as a percentage of the total amount of tape on the supply reel regardless of the supply reel size The tape indic...

Page 29: ...es when the drive is placed online When the tape moves forward from BOT display line two becomes a message line and its density indicators will be erased 2 3 2 2 Messages The message line is used to d...

Page 30: ...Figure 3 1 Power Switch Location 2 Observe the label on the rear panel to verify the drive is already configured for the available AC voltage It the available voltage differs refer to Chapter 8 of th...

Page 31: ...ects a problem during one of the tests it will present an appropriate message on display line two Press any switch to continue with the next test e When the last test is complete display line one will...

Page 32: ...st 12 9 Write DSP Communications Test Check communications link between WREX and Write microprocessor 13 10 Verify Write DSP Checksums Check Write DSP sanity 14 11 Write D A Converter Test Check write...

Page 33: ...damage to the edges of the tape can result When inserting and removing a reel of tape through the door rest the reel on the palm of your hand with your thumb on the bottom flange as shown in Figure 3...

Page 34: ...ing the load sequence the ONLINE PENDing status can be toggled by pressing the ONLINE switch 2 Display line two will indicate various progress points during the load sequence such as CHECKING REEL THR...

Page 35: ...isplay a LOAD FAULT error message Press any switch to clear the error message To restart the load sequence close the door and press LOAD 3 4 Rewinding and Unloading the Tape 3 4 1 Tape Not at BOT If t...

Page 36: ...e event something happens which prevents the drive from automatically unlocking the supply hub you can manually unlock it as follows 1 Open the door and locate the red tipped lever at the front of the...

Page 37: ...es the operation of ADS 3 6 1 Density Definitions To understand ADS you should first be familiar with certain terms and definitions 3 6 1 1 Initial Density The term initial density refers to the value...

Page 38: ...s loaded which has no ID burst the drive displays an asterisk and uses the value stored in the NO ID DEN parameter as the detected density 3 6 1 5 Operating Density After a tape has left BOT the displ...

Page 39: ...u Five modes are provided Manual disables ADS Load Read Dual and Initial The Load Read Dual and Initial modes determine how ADS selects the operating density as explained in the following paragraphs R...

Page 40: ...sequence and changes the read density to match it The write density will remain unchanged If the drive has just been powered up the write density assumes the value of the INITIAL DEN parameter The dri...

Page 41: ...revents the tape from coming off of the supply reel in case of a host computer malfunction This feature is controlled by the EOT STOP parameter in the Drive Configuration menu and is fully described i...

Page 42: ...urs Should the power be interrupted while the tape is moving the drive will bring the tape to a controlled stop before dropping tape tension No physical damage will result to the tape To recover resto...

Page 43: ...host to request further user input 3 8 Aborting Online Operations from the Front Panel You may interrupt most online operations while the drive is busy by pressing the ONLINE switch If the Command Dis...

Page 44: ...rating Instructions 3 15 VARIABLE LENGTH ERASE The drive will terminate the erase operation and go offline Normally the host determines the erase length The drive will resume normal operation when pla...

Page 45: ...U PREPARE MEDIA SUB MENU DRIVE CONFIGURATION MENU SCSI CONFIGURATION MENU MANUAL THREAD FUNCTION MAINTENANCE MENU C E TEST MENU Figure 4 1 34XX Menu Hierarchy 4 1 1 Menu Hierarchy The menu system cons...

Page 46: ...STEP DISPLAY DRIVE STATUS Apply power STANDBY Drive awaits user input Press the Menu switch once RESET HEAD CLEAN Drive enters Menu mode and displays first function Press the UP switch once DRIVE CON...

Page 47: ...nfiguration menu the factory default is 25 3 Press MENU twice The display returns to its original indication 4 3 Drive Configuration Menu NOTE Moving W1 on the Write Executive PCBA from ON to OFF allo...

Page 48: ...NORMAL LONG EX LONG Extended write gap selection WRT PARITY EXT INT Internal or External write parity generation DENSITY MANUAL LOAD READ DUAL INITIAL Sets the density mode of operation NO ID DEN BLA...

Page 49: ...raphs explain the options and configurations that are accessible via the Drive Configuration menu Some of these parameters must be set to particular values on SCSI drives as described in Section 5 1 A...

Page 50: ...tape If this feature is enabled and the tape travels thirteen feet past the EOT marker during a forward read space or search operation the tape drive will terminate the operation immediately stop the...

Page 51: ...isplays RO in display line two NO The write and erase circuitry are enabled 4 3 2 10 FMK GAPS Default Normal This option selects one of two possible values for the file mark gap length NORMAL Selects...

Page 52: ...ables density selection via the interface command bus if the drive is ready online and at BOT Also referred to as Remote Density Select NO The tape drive ignores Density Select commands and generates...

Page 53: ...he tape drive to do so However some controllers do generate write parity and send it to the drive on the IWP interface line This option allows the tape drive to be compatible with both versions INT Th...

Page 54: ...made when the SEISMIC option is set to ON 1 Dynamic Character Gate Timing is enabled 2 CRC and LRC error reporting is disabled 3 Read thresholds are set to higher levels All three of these alternative...

Page 55: ...es the reporting of Hard Errors HERs caused by the CRCC and LRCC characters found at the end of each NRZI data block The SEISMIC configuration option has two possible values NO and YES Note that this...

Page 56: ...ORMAL Locks tape speed during GCR operations to 125 IPS SLOW Locks tape speed during GCR operations to 62 5 IPS BOTH Allows you to select GCR tape speed via the DENSITY switch when the tape is at BOT...

Page 57: ...um in hexadecimal SCSI VERSION SCSI CPU firmware version and revision date SCSI CHECKSUM SCSI CPU PROM checksum in hexadecimal PREPARE MEDIA WRITE 6250 IDENT Initializes tape with 6250 ID burst 341X o...

Page 58: ...display line two will indicate ENTER TO RESET If you press ENTER again display line two will indicate BUSY and the drive will reset all Drive Configuration parameters to their factory defaults Upon co...

Page 59: ...e Prepare Media sub menu functions will erase part or all of the tape and should be used with discretion The following steps are used to execute a Prepare Media function 1 Load a tape 2 Step through t...

Page 60: ...ll nine read channels and when one or more channels fall below the normal threshold a dropout is counted Single channel and multiple channel dropouts are counted separately Multiple channel dropouts i...

Page 61: ...Display Command Log AC Line Voltage SCSI Diagnostics 4 5 8 1 General Tests The GENERAL TESTS are the same nineteen tests sixteen for models 340X that are performed each time the drive is powered up th...

Page 62: ...ntered during writing If the test fails it should be repeated once using a different tape To run the test perform the following steps 1 Load any size reel 2 Use the front panel switches to enter the D...

Page 63: ...indicates MOTION TEST 3 Press ENTER The BUSY indicator illuminates display line two indicates BUSY and the test begins a If the test completes successfully display line two will indicate PASSED Press...

Page 64: ...he test is begun To check the sensors manually perform the following steps when display line one indicates DIAGNOSTICS 1 Press ENTER Display line one indicates GENERAL TESTS 2 Press three times Displa...

Page 65: ...sequence from 00 to 47 00 is most recent If present S indicates tape streamed for that command ZZ Hex Command code Command name Figure 4 3 Command Log Display 4 5 8 6 AC Line Voltage Function The AC...

Page 66: ...in the technical service manual 4 5 9 2 PROM Change Function During the General Tests which are also performed each time the drive is switched on the checksums of all EPROMs in the drive are read and...

Page 67: ...ed checksum for the WREX EPROM and should match the checksum written on the EPROM label recorded before installation f In the same manner the checksums of the Write DSP Read DSP 341X only Motion CPU a...

Page 68: ...ly hub Checks the temperature sensor and the 70 volt power supply Checks and calibrates the BOT EOT sensors Determines the offsets of the motor driver circuits used in motor control Determines the bac...

Page 69: ...e tape and if successful will display CALIBRATION COMPLETED a If the function completed successfully the calibration information will be stored in non volatile memory b If an error is detected an appr...

Page 70: ...WP YES NO Mask write protect indication on 800 CPI BLOCK LENGTH 0 99 2 Sets fixed block length to displayed value x 256 BUFFER FORCE ON FORCE OFF NORMAL 1 Megabyte buffer enable BUSY NOT READY BUSY S...

Page 71: ...s parameter must be set to 0 for SCSI operation See also Section 4 3 2 11 5 1 3 SCSI Parity Default Off This parameter refers to the parity on the SCSI bus and not the parity recorded on the tape NOTE...

Page 72: ...tape motion will occur REWIND The tape drive will rewind the tape but will not unload it 5 1 7 Write CER Default Error This parameter determines what the drive will report after the final write retry...

Page 73: ...ons are enabled and the EOT marker is sensed while writing WRITE All unrecorded data in the buffer will be written to tape and the drive will then report an End Of Medium Check Condition with the Info...

Page 74: ...EXIT until the MENU indicator goes out Regardless of the value of this parameter errors that occur while writing blocks larger than one megabyte will not result in retries 5 1 11 800 Mask WP This para...

Page 75: ...drive sets the Check Condition bit in the Completion Status byte and a sense key of Not Ready Busy The tape drive sets the Busy bit in the Completion Status byte 5 1 15 Discon Default YES The Disconn...

Page 76: ...the host upon detecting Early EOT and will leave the buffer size at 1 megabyte It will accept further Write commands and will keep the tape streaming It will NOT however report EOM when the EOT marke...

Page 77: ...1 Qualstar 340XSD 018002021F000010 QUALSTAR 3402 4SD 1 36 1 Qualstar 341X 018002021F000010 QUALSTAR _3410 2 1 36 STK 018002021F000010 STK 4280 1 36 Telex 018001001F000000 TELEX 2440 MODEL A10 1 36 NOT...

Page 78: ...358 SCSI Supplement 34XX Series Custom Bytes 0 7 These eight bytes of hexadecimal data are bytes 0 through 7 of the Inquiry data file Edit these bytes with care to maintain compatibility with SCSI sys...

Page 79: ...drive can read it in i e the buffer overflows Long blocks are usually encountered in audio or seismic applications and can be many megabytes long This option controls the operation of a read ahead ope...

Page 80: ...ault Yes This parameter determines whether or not the drive will transfer data to the initiator when that data contains an error YES The drive will transfer data that contains an error and will report...

Page 81: ...ommand and ends either when the buffer is full or when two sequential filemarks are read The read ahead operation will resume when a Read Read Reverse or Space command is processed after the two seque...

Page 82: ...sult in retries 5 1 28 Residue Default Normal The Residue parameter refers to the contents of the Information Bytes that are returned to the initiator in response to the REQUEST SENSE command These by...

Page 83: ...ation menu that affect SCSI operation Unlisted parameters are transparent to SCSI operation and may be set as desired 5 2 1 LOL Enable The LOL Enable parameter must be set to YES if the drive is to re...

Page 84: ...ics it will display one of the error messages in Table 5 4 ERROR DISPLAY DEFINITION DMA CHIP FAILURE The DMA device on the SCSI PCBA has failed SCSI CHIP FAILED The SCSI Controller device on the SCSI...

Page 85: ...uces the magnetic saturation of the flux reversals on the tape A similar buildup on the read head gaps can cause a reduction in the induced signal from the tape In severe cases the buildup can actuall...

Page 86: ...e handled properly If you operate your tape drive in a dusty environment or use dirty old or mishandled tapes you must clean the tape path more often and the interval at which the reminder appears sho...

Page 87: ...Preventative Maintenance 6 3 Figure 6 1 Tape Path Components That Must Be Cleaned Figure 6 2 Cleaning the Read Write Head Figure 6 3 Cleaning the Tape Guides 3 Clean the tape cleaner blade as shown i...

Page 88: ...agnetically equivalent to the ANSI standard 1 5 mil tape Because of the thinner material 1 mil tape conforms differently to the read write heads As a result the critical read write surface of the head...

Page 89: ...nfigured for a variety of options The drive communicates with the system via the industry standard formatter interface Tape controllers that adapt this interface to nearly any modern mini micro or per...

Page 90: ...han at 1600 CPI 3 IBG Length Data is not normally written in one continuous stream but in a series of individual blocks each separated by an IBG The length of the IBG is 0 6 inch in the NRZI PE and DP...

Page 91: ...048 bytes the maximum size specified by ANSI Length ft 300 600 1200 2400 3600 Density MEGABYTES 1600 CPI 5 8 11 5 23 1 46 1 69 2 3200 CPI 11 5 23 0 46 1 92 2 138 4 6250 CPI 22 5 45 0 90 0 180 0 270 0...

Page 92: ...00 Rev U 1024 3 8 7 6 15 3 30 5 45 8 2048 5 7 11 5 22 9 45 0 68 8 4096 7 7 15 3 30 6 61 2 91 9 8192 9 2 18 4 36 8 73 6 110 4 16384 10 2 20 5 40 9 81 8 122 8 32768 10 8 21 7 43 3 86 7 130 0 Table 6 3 F...

Page 93: ...0 128 1 0 2 1 4 2 8 4 12 6 256 1 9 3 9 8 0 16 0 24 0 512 3 6 7 2 14 7 29 4 44 2 1024 6 2 12 4 25 3 50 6 75 9 2048 10 1 20 2 39 5 79 0 118 5 4096 13 9 27 9 54 9 109 8 164 7 8192 17 2 34 5 68 2 136 4 2...

Page 94: ...s are the detection of blank tape the opening of the front door while tape is in motion or a low regulator output Non terminal errors cause a message to appear on the second line of the front panel di...

Page 95: ...FAULT XXX where XXX is the error code number in display line one and will halt the operation Additional information may be present in display line two The unload operation will be aborted when the fa...

Page 96: ...PEN The front door or top cover was opened while the tape was in motion EXEC CHKSUM ERR A checksum error occurred in the WREX microcomputer during power up or manual diagnostics FILE PROTECT ERR A wri...

Page 97: ...ead reverse command was received while the tape was positioned at BOT READ THRESH FAIL An out of tolerance condition was detected in the read threshold circuitry during power up or manual diagnostics...

Page 98: ...are described in paragraph 7 2 2 1 MOTION FAULT XXX CMD XX STATUS XX An error associated with tape motion has occurred Motion faults are described in paragraph 7 2 2 3 OVER TEMPERATURE Drive internal...

Page 99: ...acted position LOAD FAULT 36 CAL DATA CORRUPT Motion PCBA detected invalid calibration data LOAD FAULT 19 TAPE STUCK Can t pull tape out of TIP1 sensor or TIP1 sensor failure LOAD FAULT 37 59 Not used...

Page 100: ...500300 Rev U Errors and Operational Failures 7 7 Table 7 5 Load Errors...

Page 101: ...stop turning UNLOAD FAULT 51 REEL DRAGGING No File Protect Reel In Place signal Possible FPT sensor failure UNLOAD FAULT 52 No File Protect Reel In Place signal Possible FPT sensor failure UNLOAD FAUL...

Page 102: ...out occurred while ramping the tape up to speed 52 A time out occurred while ramping the tape down to a stop 53 The tape speed is too slow 54 The tape speed is too fast 55 The tape tension is too low...

Page 103: ...failure 90 1 2 second notice of impending over temperature shutdown 100 Processor failure on the Motion board Table 7 8 Motion Faults Part 2 ERROR DISPLAY MEANING POSITN FAULT 1 The tape position was...

Page 104: ...light near the EOT BOT sensor Repeat the test with the top cover closed If the error persists the EOT BOT sensor may be defective BOT SENSOR WON T CALIBRATE Faulty BOT EOT sensor or associated wiring...

Page 105: ...ER IS REMOVED DISCONNECT THE AC LINE CORD BEFORE REMOVING THE REAR COVER GEFAHR DIE IN DIESEM KAPITEL BESCHRIEBENEN VERFAHRENSWEISEN BESITZEN EINE POTENTIELLE SCHOCKGEFAHR UND SOLLTEN DESHALB NUR VON...

Page 106: ...re 8 1 for details 5 Measure the AC line voltage at the receptacle The tape drive will accommodate an AC line voltage between 10 and 15 of the switch setting Use Table 8 1 to determine the correct swi...

Page 107: ...correct and that the power switch is turned off LINE VOLTAGE CAUTION REMOVE POWER BEFORE CHANGING SWITCHES SEE USER S MANUAL FOR INSTRUCTIONS Switches shown Set for 120 VAC 100V 220V Rear of Drive T...

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